🔨 changed call from "not good()" to "fail()" #493

Also merged develop into this feature branch.

.travis.yml

@@ -78,13 +78,13 @@ matrix:
     env:
       - COMPILER=g++-4.9
       - SPECIAL=no_exceptions
-      - TEST_PATTERN=-e \"*\"
     addons:
       apt:
         sources: ['ubuntu-toolchain-r-test']
         packages: [g++-4.9, cppcheck]
-    before_script:
-      - CPPFLAGS="-DJSON_NOEXCEPTION" make
+    after_success:
+      - make clean
+      - CPPFLAGS="-DJSON_NOEXCEPTION" make check TEST_PATTERN="-e \"*\""
 
   # Coveralls (http://gronlier.fr/blog/2015/01/adding-code-coverage-to-your-c-project/)
 

Makefile

@@ -49,6 +49,7 @@ doctest:
 # -Wno-documentation-unknown-command: code uses user-defined commands like @complexity
 # -Wno-exit-time-destructors: warning in Catch code
 # -Wno-keyword-macro: unit-tests use "#define private public"
+# -Wno-weak-vtables: exception class is defined inline, but has virtual method
 # -Wno-range-loop-analysis: iterator_wrapper tests tests "for(const auto i...)"
 pedantic:
 	$(MAKE) json_unit CXXFLAGS="\
@@ -58,6 +59,7 @@ pedantic:
 		-Wno-documentation-unknown-command \
 		-Wno-exit-time-destructors \
 		-Wno-keyword-macro \
+		-Wno-weak-vtables \
 		-Wno-range-loop-analysis"
 
 

doc/Makefile

@@ -58,6 +58,9 @@ doxygen: create_output create_links
 	$(SED) -i 's@< ObjectType, ArrayType, StringType, BooleanType, NumberIntegerType, NumberUnsignedType, NumberFloatType, AllocatorType, JSONSerializer >@@g' html/*.html
 	$(SED) -i 's@< ObjectType, ArrayType, StringType, BooleanType, NumberIntegerType, NumberUnsignedType, NumberFloatType, AllocatorType, JSONSerializer >@@g' html/*.html
 	$(SED) -i 's@&lt;&#160;ObjectType,&#160;ArrayType,&#160;StringType,&#160;BooleanType,&#160;NumberIntegerType,&#160;NumberUnsignedType,&#160;NumberFloatType,&#160;AllocatorType&#160;JSONSerializer&#160;&gt;@@g' html/*.html
+	$(SED) -i 's@template&lt;template&lt; typename U, typename V, typename... Args &gt; class ObjectType = std::map, template&lt; typename U, typename... Args &gt; class ArrayType = std::vector, class StringType = std::string, class BooleanType = bool, class NumberIntegerType = std::int64_t, class NumberUnsignedType = std::uint64_t, class NumberFloatType = double, template&lt; typename U &gt; class AllocatorType = std::allocator, template&lt; typename T, typename SFINAE=void &gt; class JSONSerializer = adl_serializer&gt;@@g' html/*.html
+	$(SED) -i 's@&lt; ObjectType, ArrayType, StringType, BooleanType, NumberIntegerType, NumberUnsignedType, NumberFloatType, AllocatorType, JSONSerializer &gt;@@g' html/*.html
+	$(SED) -i 's@&lt;&#160;ObjectType,&#160;ArrayType,&#160;StringType,&#160;BooleanType,&#160;NumberIntegerType,&#160;NumberUnsignedType,&#160;NumberFloatType,&#160;AllocatorType,&#160;JSONSerializer&#160;&gt;@@g' html/*.html
 
 upload: clean doxygen check_output
 	cd html ; ../scripts/git-update-ghpages nlohmann/json

doc/examples/at__object_t_key_type.cpp

@@ -21,13 +21,27 @@ int main()
     // output changed array
     std::cout << object << '\n';
 
-    // try to write at a nonexisting key
+
+    // exception type_error.304
     try
     {
+        // use at() on a non-object type
+        json str = "I am a string";
+        str.at("the good") = "Another string";
+    }
+    catch (json::type_error& e)
+    {
+        std::cout << e.what() << '\n';
+    }
+
+    // exception out_of_range.401
+    try
+    {
+        // try to write at a nonexisting key
         object.at("the fast") = "il rapido";
     }
-    catch (std::out_of_range& e)
+    catch (json::out_of_range& e)
     {
-        std::cout << "out of range: " << e.what() << '\n';
+        std::cout << e.what() << '\n';
     }
 }

doc/examples/at__object_t_key_type.link

@@ -1 +1 @@
-<a target="_blank" href="http://melpon.org/wandbox/permlink/tb5CaFfsMWpAvi7m"><b>online</b></a>
+<a target="_blank" href="http://melpon.org/wandbox/permlink/8ldtT0NOhidn0fOA"><b>online</b></a>

doc/examples/at__object_t_key_type.output

@@ -1,3 +1,4 @@
 "il brutto"
 {"the bad":"il cattivo","the good":"il buono","the ugly":"il brutto"}
-out of range: key 'the fast' not found
+[json.exception.type_error.304] cannot use at() with string
+[json.exception.out_of_range.403] key 'the fast' not found

doc/examples/at__object_t_key_type.test

@@ -0,0 +1,3 @@
+"il brutto"
+{"the bad":"il cattivo","the good":"il buono","the ugly":"il brutto"}
+[json.exception.out_of_range.403] key 'the fast' not found

doc/examples/at__object_t_key_type_const.cpp

@@ -15,12 +15,26 @@ int main()
     // output element with key "the ugly"
     std::cout << object.at("the ugly") << '\n';
 
-    // try to read from a nonexisting key
+
+    // exception type_error.304
     try
     {
+        // use at() on a non-object type
+        const json str = "I am a string";
+        std::cout << str.at("the good") << '\n';
+    }
+    catch (json::type_error& e)
+    {
+        std::cout << e.what() << '\n';
+    }
+
+    // exception out_of_range.401
+    try
+    {
+        // try to read from a nonexisting key
         std::cout << object.at("the fast") << '\n';
     }
-    catch (std::out_of_range)
+    catch (json::out_of_range)
     {
         std::cout << "out of range" << '\n';
     }

doc/examples/at__object_t_key_type_const.link

@@ -1 +1 @@
-<a target="_blank" href="http://melpon.org/wandbox/permlink/NFG86H5khRUePc1s"><b>online</b></a>
+<a target="_blank" href="http://melpon.org/wandbox/permlink/nfmFWMaJJHFJ7eVK"><b>online</b></a>

doc/examples/at__object_t_key_type_const.output

@@ -1,2 +1,3 @@
 "il brutto"
+[json.exception.type_error.304] cannot use at() with string
 out of range

doc/examples/at__size_type.cpp

@@ -16,13 +16,27 @@ int main()
     // output changed array
     std::cout << array << '\n';
 
-    // try to write beyond the array limit
+
+    // exception type_error.304
     try
     {
+        // use at() on a non-array type
+        json str = "I am a string";
+        str.at(0) = "Another string";
+    }
+    catch (json::type_error& e)
+    {
+        std::cout << e.what() << '\n';
+    }
+
+    // exception out_of_range.401
+    try
+    {
+        // try to write beyond the array limit
         array.at(5) = "sixth";
     }
-    catch (std::out_of_range& e)
+    catch (json::out_of_range& e)
     {
-        std::cout << "out of range: " << e.what() << '\n';
+        std::cout << e.what() << '\n';
     }
 }

doc/examples/at__size_type.link

@@ -1 +1 @@
-<a target="_blank" href="http://melpon.org/wandbox/permlink/R7z2SB2rMdFQ9XtR"><b>online</b></a>
+<a target="_blank" href="http://melpon.org/wandbox/permlink/8UnQY256zGX2Lx6d"><b>online</b></a>

doc/examples/at__size_type.output

@@ -1,3 +1,4 @@
 "third"
 ["first","second","third","fourth"]
-out of range: array index 5 is out of range
+[json.exception.type_error.304] cannot use at() with string
+[json.exception.out_of_range.401] array index 5 is out of range

doc/examples/at__size_type_const.cpp

@@ -5,18 +5,32 @@ using json = nlohmann::json;
 int main()
 {
     // create JSON array
-    json array = {"first", "2nd", "third", "fourth"};
+    const json array = {"first", "2nd", "third", "fourth"};
 
     // output element at index 2 (third element)
     std::cout << array.at(2) << '\n';
 
-    // try to read beyond the array limit
+
+    // exception type_error.304
     try
     {
+        // use at() on a non-array type
+        const json str = "I am a string";
+        std::cout << str.at(0) << '\n';
+    }
+    catch (json::type_error& e)
+    {
+        std::cout << e.what() << '\n';
+    }
+
+    // exception out_of_range.401
+    try
+    {
+        // try to read beyond the array limit
         std::cout << array.at(5) << '\n';
     }
-    catch (std::out_of_range)
+    catch (json::out_of_range& e)
     {
-        std::cout << "out of range" << '\n';
+        std::cout << e.what() << '\n';
     }
 }

doc/examples/at__size_type_const.link

@@ -1 +1 @@
-<a target="_blank" href="http://melpon.org/wandbox/permlink/L1bMeiN6nYm7JrvA"><b>online</b></a>
+<a target="_blank" href="http://melpon.org/wandbox/permlink/U1fv6LY7xZOAuSBs"><b>online</b></a>

doc/examples/at__size_type_const.output

@@ -1,2 +1,3 @@
 "third"
-out of range
+[json.exception.type_error.304] cannot use at() with string
+[json.exception.out_of_range.401] array index 5 is out of range

doc/examples/at_json_pointer.cpp

@@ -32,4 +32,60 @@ int main()
     j.at("/array/1"_json_pointer) = 21;
     // output the changed array
     std::cout << j["array"] << '\n';
+
+
+    // out_of_range.106
+    try
+    {
+        // try to use an array index with leading '0'
+        json::reference ref = j.at("/array/01"_json_pointer);
+    }
+    catch (json::parse_error& e)
+    {
+        std::cout << e.what() << '\n';
+    }
+
+    // out_of_range.109
+    try
+    {
+        // try to use an array index that is not a number
+        json::reference ref = j.at("/array/one"_json_pointer);
+    }
+    catch (json::parse_error& e)
+    {
+        std::cout << e.what() << '\n';
+    }
+
+    // out_of_range.401
+    try
+    {
+        // try to use a an invalid array index
+        json::reference ref = j.at("/array/4"_json_pointer);
+    }
+    catch (json::out_of_range& e)
+    {
+        std::cout << e.what() << '\n';
+    }
+
+    // out_of_range.402
+    try
+    {
+        // try to use the array index '-'
+        json::reference ref = j.at("/array/-"_json_pointer);
+    }
+    catch (json::out_of_range& e)
+    {
+        std::cout << e.what() << '\n';
+    }
+
+    // out_of_range.404
+    try
+    {
+        // try to use a JSON pointer that cannot be resolved
+        json::reference ref = j.at("/number/foo"_json_pointer);
+    }
+    catch (json::out_of_range& e)
+    {
+        std::cout << e.what() << '\n';
+    }
 }

doc/examples/at_json_pointer.link

@@ -1 +1 @@
-<a target="_blank" href="http://melpon.org/wandbox/permlink/NDSjglHZIjIZ0Uxg"><b>online</b></a>
+<a target="_blank" href="http://melpon.org/wandbox/permlink/Fy2xBfZMols2DUQC"><b>online</b></a>

doc/examples/at_json_pointer.output

@@ -4,3 +4,8 @@
 2
 "bar"
 [1,21]
+[json.exception.parse_error.106] parse error: array index '01' must not begin with '0'
+[json.exception.parse_error.109] parse error: array index 'one' is not a number
+[json.exception.out_of_range.401] array index 4 is out of range
+[json.exception.out_of_range.402] array index '-' (2) is out of range
+[json.exception.out_of_range.404] unresolved reference token 'foo'

doc/examples/at_json_pointer_const.cpp

@@ -5,7 +5,7 @@ using json = nlohmann::json;
 int main()
 {
     // create a JSON value
-    json j =
+    const json j =
     {
         {"number", 1}, {"string", "foo"}, {"array", {1, 2}}
     };
@@ -20,4 +20,48 @@ int main()
     std::cout << j.at("/array"_json_pointer) << '\n';
     // output element with JSON pointer "/array/1"
     std::cout << j.at("/array/1"_json_pointer) << '\n';
+
+    // out_of_range.109
+    try
+    {
+        // try to use an array index that is not a number
+        json::const_reference ref = j.at("/array/one"_json_pointer);
+    }
+    catch (json::parse_error& e)
+    {
+        std::cout << e.what() << '\n';
+    }
+
+    // out_of_range.401
+    try
+    {
+        // try to use a an invalid array index
+        json::const_reference ref = j.at("/array/4"_json_pointer);
+    }
+    catch (json::out_of_range& e)
+    {
+        std::cout << e.what() << '\n';
+    }
+
+    // out_of_range.402
+    try
+    {
+        // try to use the array index '-'
+        json::const_reference ref = j.at("/array/-"_json_pointer);
+    }
+    catch (json::out_of_range& e)
+    {
+        std::cout << e.what() << '\n';
+    }
+
+    // out_of_range.404
+    try
+    {
+        // try to use a JSON pointer that cannot be resolved
+        json::const_reference ref = j.at("/number/foo"_json_pointer);
+    }
+    catch (json::out_of_range& e)
+    {
+        std::cout << e.what() << '\n';
+    }
 }

doc/examples/at_json_pointer_const.link

@@ -1 +1 @@
-<a target="_blank" href="http://melpon.org/wandbox/permlink/OuLYiMJ3pgyOHupb"><b>online</b></a>
+<a target="_blank" href="http://melpon.org/wandbox/permlink/WxhV3mL9YX8FJonk"><b>online</b></a>

doc/examples/at_json_pointer_const.output

@@ -2,3 +2,7 @@
 "foo"
 [1,2]
 2
+[json.exception.parse_error.109] parse error: array index 'one' is not a number
+[json.exception.out_of_range.401] array index 4 is out of range
+[json.exception.out_of_range.402] array index '-' (2) is out of range
+[json.exception.out_of_range.404] unresolved reference token 'foo'

doc/examples/back.cpp

@@ -5,7 +5,6 @@ using json = nlohmann::json;
 int main()
 {
     // create JSON values
-    json j_null;
     json j_boolean = true;
     json j_number_integer = 17;
     json j_number_float = 23.42;
@@ -16,7 +15,6 @@ int main()
     json j_string = "Hello, world";
 
     // call back()
-    //std::cout << j_null.back() << '\n';          // would throw
     std::cout << j_boolean.back() << '\n';
     std::cout << j_number_integer.back() << '\n';
     std::cout << j_number_float.back() << '\n';
@@ -25,4 +23,15 @@ int main()
     std::cout << j_array.back() << '\n';
     //std::cout << j_array_empty.back() << '\n';   // undefined behavior
     std::cout << j_string.back() << '\n';
+
+    // back() called on a null value
+    try
+    {
+        json j_null;
+        j_null.back();
+    }
+    catch (json::invalid_iterator& e)
+    {
+        std::cout << e.what() << '\n';
+    }
 }

doc/examples/back.link

@@ -1 +1 @@
-<a target="_blank" href="http://melpon.org/wandbox/permlink/nPVnBcHf8nrNpGOJ"><b>online</b></a>
+<a target="_blank" href="http://melpon.org/wandbox/permlink/CAv4NNr4D1FJhhUv"><b>online</b></a>

doc/examples/back.output

@@ -4,3 +4,4 @@ true
 2
 16
 "Hello, world"
+[json.exception.invalid_iterator.214] cannot get value

doc/examples/basic_json__InputIt_InputIt.cpp

@@ -18,4 +18,14 @@ int main()
     std::cout << j_array_range << '\n';
     std::cout << j_number_range << '\n';
     std::cout << j_object_range << '\n';
+
+    // example for an exception
+    try
+    {
+        json j_invalid(j_number.begin() + 1, j_number.end());
+    }
+    catch (json::invalid_iterator& e)
+    {
+        std::cout << e.what() << '\n';
+    }
 }

doc/examples/basic_json__InputIt_InputIt.link

@@ -1 +1 @@
-<a target="_blank" href="http://melpon.org/wandbox/permlink/nKF1QcieoCHm6Lez"><b>online</b></a>
+<a target="_blank" href="http://melpon.org/wandbox/permlink/oUU2X0pbZq7gawRB"><b>online</b></a>

doc/examples/basic_json__InputIt_InputIt.output

@@ -1,3 +1,4 @@
 ["bravo","charly"]
 42
 {"one":"eins"}
+[json.exception.invalid_iterator.204] iterators out of range

doc/examples/get_ref.cpp

@@ -19,7 +19,7 @@ int main()
     {
         auto r3 = value.get_ref<json::number_float_t&>();
     }
-    catch (std::domain_error& ex)
+    catch (json::type_error& ex)
     {
         std::cout << ex.what() << '\n';
     }

doc/examples/get_ref.link

@@ -1 +1 @@
-<a target="_blank" href="http://melpon.org/wandbox/permlink/WiO1oBWDvIs82OX1"><b>online</b></a>
+<a target="_blank" href="http://melpon.org/wandbox/permlink/lsl8Ex3d3SOYnKHu"><b>online</b></a>

doc/examples/get_ref.output

@@ -1,2 +1,2 @@
 17 17
-incompatible ReferenceType for get_ref, actual type is number
+[json.exception.type_error.303] incompatible ReferenceType for get_ref, actual type is number

doc/examples/get_ref.test

@@ -0,0 +1,2 @@
+17 17
+[json.exception.type_error.303] incompatible ReferenceType for get_ref, actual type is number

doc/examples/json_pointer.cpp

@@ -19,9 +19,9 @@ int main()
     {
         json::json_pointer p9("foo");
     }
-    catch (std::domain_error& e)
+    catch (json::parse_error& e)
     {
-        std::cout << "domain_error: " << e.what() << '\n';
+        std::cout << e.what() << '\n';
     }
 
     // error: JSON pointer uses escape symbol ~ not followed by 0 or 1
@@ -29,9 +29,9 @@ int main()
     {
         json::json_pointer p10("/foo/~");
     }
-    catch (std::domain_error& e)
+    catch (json::parse_error& e)
     {
-        std::cout << "domain_error: " << e.what() << '\n';
+        std::cout << e.what() << '\n';
     }
 
     // error: JSON pointer uses escape symbol ~ not followed by 0 or 1
@@ -39,8 +39,8 @@ int main()
     {
         json::json_pointer p11("/foo/~3");
     }
-    catch (std::domain_error& e)
+    catch (json::parse_error& e)
     {
-        std::cout << "domain_error: " << e.what() << '\n';
+        std::cout << e.what() << '\n';
     }
 }

doc/examples/json_pointer.link

@@ -1 +1 @@
-<a target="_blank" href="http://melpon.org/wandbox/permlink/WM2WWKnXdmdw17Wu"><b>online</b></a>
+<a target="_blank" href="http://melpon.org/wandbox/permlink/Wlvqfd3JpEXTv2iH"><b>online</b></a>

doc/examples/json_pointer.output

@@ -1,3 +1,3 @@
-domain_error: JSON pointer must be empty or begin with '/'
-domain_error: escape error: '~' must be followed with '0' or '1'
-domain_error: escape error: '~' must be followed with '0' or '1'
+[json.exception.parse_error.107] parse error at 1: JSON pointer must be empty or begin with '/' - was: 'foo'
+[json.exception.parse_error.108] parse error: escape character '~' must be followed with '0' or '1'
+[json.exception.parse_error.108] parse error: escape character '~' must be followed with '0' or '1'

doc/examples/json_pointer.test

@@ -0,0 +1,3 @@
+[json.exception.parse_error.107] parse error at 1: JSON pointer must be empty or begin with '/' - was: 'foo'
+[json.exception.parse_error.108] parse error: escape character '~' must be followed with '0' or '1'
+[json.exception.parse_error.108] parse error: escape character '~' must be followed with '0' or '1'

doc/examples/object.cpp

@@ -8,10 +8,20 @@ int main()
     json j_no_init_list = json::object();
     json j_empty_init_list = json::object({});
     json j_list_of_pairs = json::object({ {"one", 1}, {"two", 2} });
-    //json j_invalid_list = json::object({ "one", 1 }); // would throw
 
     // serialize the JSON objects
     std::cout << j_no_init_list << '\n';
     std::cout << j_empty_init_list << '\n';
     std::cout << j_list_of_pairs << '\n';
+
+    // example for an exception
+    try
+    {
+        // can only create an object from a list of pairs
+        json j_invalid_object = json::object({{ "one", 1, 2 }});
+    }
+    catch (json::type_error& e)
+    {
+        std::cout << e.what() << '\n';
+    }
 }

doc/examples/object.link

@@ -1 +1 @@
-<a target="_blank" href="http://melpon.org/wandbox/permlink/hhxRaUctq3FA54SW"><b>online</b></a>
+<a target="_blank" href="http://melpon.org/wandbox/permlink/Ub9U5AMbng3oZiao"><b>online</b></a>

doc/examples/object.output

@@ -1,3 +1,4 @@
 {}
 {}
 {"one":1,"two":2}
+[json.exception.type_error.301] cannot create object from initializer list

doc/examples/operator__ValueType.cpp

@@ -46,4 +46,14 @@ int main()
     {
         std::cout << i.first << ": " << i.second << '\n';
     }
+
+    // example for an exception
+    try
+    {
+        bool v1 = json_types["string"];
+    }
+    catch (json::type_error& e)
+    {
+        std::cout << e.what() << '\n';
+    }
 }

doc/examples/operator__ValueType.link

@@ -1 +1 @@
-<a target="_blank" href="http://melpon.org/wandbox/permlink/rUGX6AaVuZfwiiYI"><b>online</b></a>
+<a target="_blank" href="http://melpon.org/wandbox/permlink/drFSKFXJd8IMzMK3"><b>online</b></a>

doc/examples/operator__ValueType.output

@@ -9,3 +9,4 @@ number: {"floating-point":17.23,"integer":42}
 null: null
 boolean: true
 array: [1,2,3,4,5]
+[json.exception.type_error.302] type must be boolean, but is string

test/src/fuzzer-parse_cbor.cpp

@@ -41,26 +41,22 @@ extern "C" int LLVMFuzzerTestOneInput(const uint8_t* data, size_t size)
             // parse serialization
             json j2 = json::from_cbor(vec2);
 
-            // deserializations must match
-            assert(j1 == j2);
+            // serializations must match
+            assert(json::to_cbor(j2) == vec2);
         }
-        catch (const std::invalid_argument&)
+        catch (const json::parse_error&)
         {
             // parsing a CBOR serialization must not fail
             assert(false);
         }
     }
-    catch (const std::invalid_argument&)
+    catch (const json::parse_error&)
     {
         // parse errors are ok, because input may be random bytes
     }
-    catch (const std::out_of_range&)
+    catch (const json::type_error&)
     {
-        // parse errors are ok, because input may be random bytes
-    }
-    catch (const std::domain_error&)
-    {
-        // parse errors are ok, because input may be random bytes
+        // type errors can occur during parsing, too
     }
 
     // return 0 - non-zero return values are reserved for future use

test/src/fuzzer-parse_json.cpp

@@ -49,13 +49,13 @@ extern "C" int LLVMFuzzerTestOneInput(const uint8_t* data, size_t size)
             // serializations must match
             assert(s1 == s2);
         }
-        catch (const std::invalid_argument&)
+        catch (const json::parse_error&)
         {
             // parsing a JSON serialization must not fail
             assert(false);
         }
     }
-    catch (const std::invalid_argument&)
+    catch (const json::parse_error&)
     {
         // parse errors are ok, because input may be random bytes
     }

test/src/fuzzer-parse_msgpack.cpp

@@ -44,23 +44,19 @@ extern "C" int LLVMFuzzerTestOneInput(const uint8_t* data, size_t size)
             // deserializations must match
             assert(j1 == j2);
         }
-        catch (const std::invalid_argument&)
+        catch (const json::parse_error&)
         {
             // parsing a MessagePack serialization must not fail
             assert(false);
         }
     }
-    catch (const std::invalid_argument&)
+    catch (const json::parse_error&)
     {
         // parse errors are ok, because input may be random bytes
     }
-    catch (const std::out_of_range&)
+    catch (const json::type_error&)
     {
-        // parse errors are ok, because input may be random bytes
-    }
-    catch (const std::domain_error&)
-    {
-        // parse errors are ok, because input may be random bytes
+        // type errors can occur during parsing, too
     }
 
     // return 0 - non-zero return values are reserved for future use

test/src/unit-algorithms.cpp

@@ -240,8 +240,9 @@ TEST_CASE("algorithms")
             SECTION("sorting an object")
             {
                 json j({{"one", 1}, {"two", 2}});
-                CHECK_THROWS_AS(std::sort(j.begin(), j.end()), std::domain_error);
-                CHECK_THROWS_WITH(std::sort(j.begin(), j.end()), "cannot use offsets with object iterators");
+                CHECK_THROWS_AS(std::sort(j.begin(), j.end()), json::invalid_iterator);
+                CHECK_THROWS_WITH(std::sort(j.begin(), j.end()),
+                                  "[json.exception.invalid_iterator.209] cannot use offsets with object iterators");
             }
         }
 

test/src/unit-cbor.cpp

@@ -744,13 +744,17 @@ TEST_CASE("CBOR")
                 SECTION("infinity")
                 {
                     json j = json::from_cbor(std::vector<uint8_t>({0xf9, 0x7c, 0x00}));
-                    CHECK(j == nullptr);
+                    json::number_float_t d = j;
+                    CHECK(not std::isfinite(d));
+                    CHECK(j.dump() == "null");
                 }
 
                 SECTION("NaN")
                 {
                     json j = json::from_cbor(std::vector<uint8_t>({0xf9, 0x7c, 0x01}));
-                    CHECK(j == nullptr);
+                    json::number_float_t d = j;
+                    CHECK(std::isnan(d));
+                    CHECK(j.dump() == "null");
                 }
             }
         }
@@ -1145,21 +1149,115 @@ TEST_CASE("CBOR")
     {
         SECTION("too short byte vector")
         {
-            CHECK_THROWS_AS(json::from_cbor(std::vector<uint8_t>({0x18})), std::out_of_range);
-            CHECK_THROWS_AS(json::from_cbor(std::vector<uint8_t>({0x19})), std::out_of_range);
-            CHECK_THROWS_AS(json::from_cbor(std::vector<uint8_t>({0x19, 0x00})), std::out_of_range);
-            CHECK_THROWS_AS(json::from_cbor(std::vector<uint8_t>({0x1a})), std::out_of_range);
-            CHECK_THROWS_AS(json::from_cbor(std::vector<uint8_t>({0x1a, 0x00})), std::out_of_range);
-            CHECK_THROWS_AS(json::from_cbor(std::vector<uint8_t>({0x1a, 0x00, 0x00})), std::out_of_range);
-            CHECK_THROWS_AS(json::from_cbor(std::vector<uint8_t>({0x1a, 0x00, 0x00, 0x00})), std::out_of_range);
-            CHECK_THROWS_AS(json::from_cbor(std::vector<uint8_t>({0x1b})), std::out_of_range);
-            CHECK_THROWS_AS(json::from_cbor(std::vector<uint8_t>({0x1b, 0x00})), std::out_of_range);
-            CHECK_THROWS_AS(json::from_cbor(std::vector<uint8_t>({0x1b, 0x00, 0x00})), std::out_of_range);
-            CHECK_THROWS_AS(json::from_cbor(std::vector<uint8_t>({0x1b, 0x00, 0x00, 0x00})), std::out_of_range);
-            CHECK_THROWS_AS(json::from_cbor(std::vector<uint8_t>({0x1b, 0x00, 0x00, 0x00, 0x00})), std::out_of_range);
-            CHECK_THROWS_AS(json::from_cbor(std::vector<uint8_t>({0x1b, 0x00, 0x00, 0x00, 0x00, 0x00})), std::out_of_range);
-            CHECK_THROWS_AS(json::from_cbor(std::vector<uint8_t>({0x1b, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00})), std::out_of_range);
-            CHECK_THROWS_AS(json::from_cbor(std::vector<uint8_t>({0x1b, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00})), std::out_of_range);
+            CHECK_THROWS_AS(json::from_cbor(std::vector<uint8_t>({0x18})), json::parse_error);
+            CHECK_THROWS_AS(json::from_cbor(std::vector<uint8_t>({0x19})), json::parse_error);
+            CHECK_THROWS_AS(json::from_cbor(std::vector<uint8_t>({0x19, 0x00})), json::parse_error);
+            CHECK_THROWS_AS(json::from_cbor(std::vector<uint8_t>({0x1a})), json::parse_error);
+            CHECK_THROWS_AS(json::from_cbor(std::vector<uint8_t>({0x1a, 0x00})), json::parse_error);
+            CHECK_THROWS_AS(json::from_cbor(std::vector<uint8_t>({0x1a, 0x00, 0x00})), json::parse_error);
+            CHECK_THROWS_AS(json::from_cbor(std::vector<uint8_t>({0x1a, 0x00, 0x00, 0x00})), json::parse_error);
+            CHECK_THROWS_AS(json::from_cbor(std::vector<uint8_t>({0x1b})), json::parse_error);
+            CHECK_THROWS_AS(json::from_cbor(std::vector<uint8_t>({0x1b, 0x00})), json::parse_error);
+            CHECK_THROWS_AS(json::from_cbor(std::vector<uint8_t>({0x1b, 0x00, 0x00})), json::parse_error);
+            CHECK_THROWS_AS(json::from_cbor(std::vector<uint8_t>({0x1b, 0x00, 0x00, 0x00})), json::parse_error);
+            CHECK_THROWS_AS(json::from_cbor(std::vector<uint8_t>({0x1b, 0x00, 0x00, 0x00, 0x00})), json::parse_error);
+            CHECK_THROWS_AS(json::from_cbor(std::vector<uint8_t>({0x1b, 0x00, 0x00, 0x00, 0x00, 0x00})), json::parse_error);
+            CHECK_THROWS_AS(json::from_cbor(std::vector<uint8_t>({0x1b, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00})), json::parse_error);
+            CHECK_THROWS_AS(json::from_cbor(std::vector<uint8_t>({0x1b, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00})), json::parse_error);
+
+            CHECK_THROWS_WITH(json::from_cbor(std::vector<uint8_t>({0x18})),
+                              "[json.exception.parse_error.110] parse error at 2: cannot read 1 bytes from vector");
+            CHECK_THROWS_WITH(json::from_cbor(std::vector<uint8_t>({0x19})),
+                              "[json.exception.parse_error.110] parse error at 2: cannot read 2 bytes from vector");
+            CHECK_THROWS_WITH(json::from_cbor(std::vector<uint8_t>({0x19, 0x00})),
+                              "[json.exception.parse_error.110] parse error at 2: cannot read 2 bytes from vector");
+            CHECK_THROWS_WITH(json::from_cbor(std::vector<uint8_t>({0x1a})),
+                              "[json.exception.parse_error.110] parse error at 2: cannot read 4 bytes from vector");
+            CHECK_THROWS_WITH(json::from_cbor(std::vector<uint8_t>({0x1a, 0x00})),
+                              "[json.exception.parse_error.110] parse error at 2: cannot read 4 bytes from vector");
+            CHECK_THROWS_WITH(json::from_cbor(std::vector<uint8_t>({0x1a, 0x00, 0x00})),
+                              "[json.exception.parse_error.110] parse error at 2: cannot read 4 bytes from vector");
+            CHECK_THROWS_WITH(json::from_cbor(std::vector<uint8_t>({0x1a, 0x00, 0x00, 0x00})),
+                              "[json.exception.parse_error.110] parse error at 2: cannot read 4 bytes from vector");
+            CHECK_THROWS_WITH(json::from_cbor(std::vector<uint8_t>({0x1b})),
+                              "[json.exception.parse_error.110] parse error at 2: cannot read 8 bytes from vector");
+            CHECK_THROWS_WITH(json::from_cbor(std::vector<uint8_t>({0x1b, 0x00})),
+                              "[json.exception.parse_error.110] parse error at 2: cannot read 8 bytes from vector");
+            CHECK_THROWS_WITH(json::from_cbor(std::vector<uint8_t>({0x1b, 0x00, 0x00})),
+                              "[json.exception.parse_error.110] parse error at 2: cannot read 8 bytes from vector");
+            CHECK_THROWS_WITH(json::from_cbor(std::vector<uint8_t>({0x1b, 0x00, 0x00, 0x00})),
+                              "[json.exception.parse_error.110] parse error at 2: cannot read 8 bytes from vector");
+            CHECK_THROWS_WITH(json::from_cbor(std::vector<uint8_t>({0x1b, 0x00, 0x00, 0x00, 0x00})),
+                              "[json.exception.parse_error.110] parse error at 2: cannot read 8 bytes from vector");
+            CHECK_THROWS_WITH(json::from_cbor(std::vector<uint8_t>({0x1b, 0x00, 0x00, 0x00, 0x00, 0x00})),
+                              "[json.exception.parse_error.110] parse error at 2: cannot read 8 bytes from vector");
+            CHECK_THROWS_WITH(json::from_cbor(std::vector<uint8_t>({0x1b, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00})),
+                              "[json.exception.parse_error.110] parse error at 2: cannot read 8 bytes from vector");
+            CHECK_THROWS_WITH(json::from_cbor(std::vector<uint8_t>({0x1b, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00})),
+                              "[json.exception.parse_error.110] parse error at 2: cannot read 8 bytes from vector");
+        }
+
+        SECTION("unsupported bytes")
+        {
+            SECTION("concrete examples")
+            {
+                CHECK_THROWS_AS(json::from_cbor(std::vector<uint8_t>({0x1c})), json::parse_error);
+                CHECK_THROWS_WITH(json::from_cbor(std::vector<uint8_t>({0x1c})),
+                                  "[json.exception.parse_error.112] parse error at 1: error reading CBOR; last byte: 0x1c");
+                CHECK_THROWS_AS(json::from_cbor(std::vector<uint8_t>({0xf8})), json::parse_error);
+                CHECK_THROWS_WITH(json::from_cbor(std::vector<uint8_t>({0xf8})),
+                                  "[json.exception.parse_error.112] parse error at 1: error reading CBOR; last byte: 0xf8");
+            }
+
+            SECTION("all unsupported bytes")
+            {
+                for (auto byte :
+                        {
+                            // ?
+                            0x1c, 0x1d, 0x1e, 0x1f,
+                            // ?
+                            0x3c, 0x3d, 0x3e, 0x3f,
+                            // byte strings
+                            0x40, 0x41, 0x42, 0x43, 0x44, 0x45, 0x46, 0x47, 0x48, 0x49, 0x50, 0x51, 0x52, 0x53, 0x54, 0x55, 0x56, 0x57,
+                            // byte strings
+                            0x58, 0x59, 0x5a, 0x5b,
+                            // ?
+                            0x5c, 0x5d, 0x5e,
+                            // byte string
+                            0x5f,
+                            // ?
+                            0x7c, 0x7d, 0x7e,
+                            // ?
+                            0x9c, 0x9d, 0x9e,
+                            // ?
+                            0xbc, 0xbd, 0xbe,
+                            // date/time
+                            0xc0, 0xc1,
+                            // bignum
+                            0xc2, 0xc3,
+                            // fraction
+                            0xc4,
+                            // bigfloat
+                            0xc5,
+                            // tagged item
+                            0xc6, 0xc7, 0xc8, 0xc9, 0xca, 0xcb, 0xcc, 0xcd, 0xce, 0xcf, 0xd0, 0xd1, 0xd2, 0xd3, 0xd4,
+                            // expected conversion
+                            0xd5, 0xd6, 0xd7,
+                            // more tagged items
+                            0xd8, 0xd9, 0xda, 0xdb,
+                            // ?
+                            0xdc, 0xdd, 0xde, 0xdf,
+                            // (simple value)
+                            0xe0, 0xe1, 0xe2, 0xe3, 0xe4, 0xe5, 0xe6, 0xe7, 0xe8, 0xe9, 0xea, 0xeb, 0xec, 0xed, 0xee, 0xef, 0xf0, 0xf1, 0xf2, 0xf3,
+                            // undefined
+                            0xf7,
+                            // simple value
+                            0xf8
+                        })
+                {
+                    CHECK_THROWS_AS(json::from_cbor(std::vector<uint8_t>({static_cast<uint8_t>(byte)})), json::parse_error);
+                }
+            }
         }
     }
 }
@@ -1247,21 +1345,13 @@ TEST_CASE("CBOR regressions", "[!throws]")
                     // deserializations must match
                     CHECK(j1 == j2);
                 }
-                catch (const std::invalid_argument&)
+                catch (const json::parse_error&)
                 {
                     // parsing a CBOR serialization must not fail
                     CHECK(false);
                 }
             }
-            catch (const std::invalid_argument&)
-            {
-                // parse errors are ok, because input may be random bytes
-            }
-            catch (const std::out_of_range&)
-            {
-                // parse errors are ok, because input may be random bytes
-            }
-            catch (const std::domain_error&)
+            catch (const json::parse_error&)
             {
                 // parse errors are ok, because input may be random bytes
             }
@@ -1271,7 +1361,7 @@ TEST_CASE("CBOR regressions", "[!throws]")
     SECTION("improve code coverage")
     {
         // exotic edge case
-        CHECK_THROWS_AS(json::check_length(0xffffffffffffffffull, 0xfffffffffffffff0ull, 0xff), std::out_of_range);
+        CHECK_THROWS_AS(json::check_length(0xffffffffffffffffull, 0xfffffffffffffff0ull, 0xff), json::parse_error);
     }
 }
 
@@ -1344,7 +1434,7 @@ TEST_CASE("CBOR roundtrips", "[hide]")
                     "test/data/nst_json_testsuite/test_parsing/y_number_after_space.json",
                     "test/data/nst_json_testsuite/test_parsing/y_number_double_close_to_zero.json",
                     "test/data/nst_json_testsuite/test_parsing/y_number_double_huge_neg_exp.json",
-                    "test/data/nst_json_testsuite/test_parsing/y_number_huge_exp.json",
+                    //"test/data/nst_json_testsuite/test_parsing/y_number_huge_exp.json",
                     "test/data/nst_json_testsuite/test_parsing/y_number_int_with_exp.json",
                     "test/data/nst_json_testsuite/test_parsing/y_number_minus_zero.json",
                     "test/data/nst_json_testsuite/test_parsing/y_number_negative_int.json",
@@ -1356,9 +1446,9 @@ TEST_CASE("CBOR roundtrips", "[hide]")
                     "test/data/nst_json_testsuite/test_parsing/y_number_real_exponent.json",
                     "test/data/nst_json_testsuite/test_parsing/y_number_real_fraction_exponent.json",
                     "test/data/nst_json_testsuite/test_parsing/y_number_real_neg_exp.json",
-                    "test/data/nst_json_testsuite/test_parsing/y_number_real_neg_overflow.json",
+                    //"test/data/nst_json_testsuite/test_parsing/y_number_real_neg_overflow.json",
                     "test/data/nst_json_testsuite/test_parsing/y_number_real_pos_exponent.json",
-                    "test/data/nst_json_testsuite/test_parsing/y_number_real_pos_overflow.json",
+                    //"test/data/nst_json_testsuite/test_parsing/y_number_real_pos_overflow.json",
                     "test/data/nst_json_testsuite/test_parsing/y_number_real_underflow.json",
                     "test/data/nst_json_testsuite/test_parsing/y_number_simple_int.json",
                     "test/data/nst_json_testsuite/test_parsing/y_number_simple_real.json",

test/src/unit-class_const_iterator.cpp

@@ -147,8 +147,8 @@ TEST_CASE("const_iterator class")
             {
                 json j(json::value_t::null);
                 json::const_iterator it = j.cbegin();
-                CHECK_THROWS_AS(*it, std::out_of_range);
-                CHECK_THROWS_WITH(*it, "cannot get value");
+                CHECK_THROWS_AS(*it, json::invalid_iterator);
+                CHECK_THROWS_WITH(*it, "[json.exception.invalid_iterator.214] cannot get value");
             }
 
             SECTION("number")
@@ -157,8 +157,8 @@ TEST_CASE("const_iterator class")
                 json::const_iterator it = j.cbegin();
                 CHECK(*it == json(17));
                 it = j.cend();
-                CHECK_THROWS_AS(*it, std::out_of_range);
-                CHECK_THROWS_WITH(*it, "cannot get value");
+                CHECK_THROWS_AS(*it, json::invalid_iterator);
+                CHECK_THROWS_WITH(*it, "[json.exception.invalid_iterator.214] cannot get value");
             }
 
             SECTION("object")
@@ -182,8 +182,8 @@ TEST_CASE("const_iterator class")
             {
                 json j(json::value_t::null);
                 json::const_iterator it = j.cbegin();
-                CHECK_THROWS_AS(it->type_name(), std::out_of_range);
-                CHECK_THROWS_WITH(it->type_name(), "cannot get value");
+                CHECK_THROWS_AS(it->type_name(), json::invalid_iterator);
+                CHECK_THROWS_WITH(it->type_name(), "[json.exception.invalid_iterator.214] cannot get value");
             }
 
             SECTION("number")
@@ -192,8 +192,8 @@ TEST_CASE("const_iterator class")
                 json::const_iterator it = j.cbegin();
                 CHECK(it->type_name() == "number");
                 it = j.cend();
-                CHECK_THROWS_AS(it->type_name(), std::out_of_range);
-                CHECK_THROWS_WITH(it->type_name(), "cannot get value");
+                CHECK_THROWS_AS(it->type_name(), json::invalid_iterator);
+                CHECK_THROWS_WITH(it->type_name(), "[json.exception.invalid_iterator.214] cannot get value");
             }
 
             SECTION("object")

test/src/unit-class_iterator.cpp

@@ -131,8 +131,8 @@ TEST_CASE("iterator class")
             {
                 json j(json::value_t::null);
                 json::iterator it = j.begin();
-                CHECK_THROWS_AS(*it, std::out_of_range);
-                CHECK_THROWS_WITH(*it, "cannot get value");
+                CHECK_THROWS_AS(*it, json::invalid_iterator);
+                CHECK_THROWS_WITH(*it, "[json.exception.invalid_iterator.214] cannot get value");
             }
 
             SECTION("number")
@@ -141,8 +141,8 @@ TEST_CASE("iterator class")
                 json::iterator it = j.begin();
                 CHECK(*it == json(17));
                 it = j.end();
-                CHECK_THROWS_AS(*it, std::out_of_range);
-                CHECK_THROWS_WITH(*it, "cannot get value");
+                CHECK_THROWS_AS(*it, json::invalid_iterator);
+                CHECK_THROWS_WITH(*it, "[json.exception.invalid_iterator.214] cannot get value");
             }
 
             SECTION("object")
@@ -166,8 +166,8 @@ TEST_CASE("iterator class")
             {
                 json j(json::value_t::null);
                 json::iterator it = j.begin();
-                CHECK_THROWS_AS(it->type_name(), std::out_of_range);
-                CHECK_THROWS_WITH(it->type_name(), "cannot get value");
+                CHECK_THROWS_AS(it->type_name(), json::invalid_iterator);
+                CHECK_THROWS_WITH(it->type_name(), "[json.exception.invalid_iterator.214] cannot get value");
             }
 
             SECTION("number")
@@ -176,8 +176,8 @@ TEST_CASE("iterator class")
                 json::iterator it = j.begin();
                 CHECK(it->type_name() == "number");
                 it = j.end();
-                CHECK_THROWS_AS(it->type_name(), std::out_of_range);
-                CHECK_THROWS_WITH(it->type_name(), "cannot get value");
+                CHECK_THROWS_AS(it->type_name(), json::invalid_iterator);
+                CHECK_THROWS_WITH(it->type_name(), "[json.exception.invalid_iterator.214] cannot get value");
             }
 
             SECTION("object")

test/src/unit-class_lexer.cpp

@@ -190,8 +190,10 @@ TEST_CASE("lexer class")
 
     SECTION("to_unicode")
     {
-        CHECK(json::lexer::to_unicode(0x1F4A9) == "💩");
-        CHECK_THROWS_AS(json::lexer::to_unicode(0x200000), std::out_of_range);
-        CHECK_THROWS_WITH(json::lexer::to_unicode(0x200000), "code points above 0x10FFFF are invalid");
+        // lexer to call to_unicode on
+        json::lexer dummy_lexer(reinterpret_cast<const json::lexer::lexer_char_t*>(""), 0);
+        CHECK(dummy_lexer.to_unicode(0x1F4A9) == "💩");
+        CHECK_THROWS_AS(dummy_lexer.to_unicode(0x200000), json::parse_error);
+        CHECK_THROWS_WITH(dummy_lexer.to_unicode(0x200000), "[json.exception.parse_error.103] parse error: code points above 0x10FFFF are invalid");
     }
 }

test/src/unit-class_parser.cpp

@@ -89,52 +89,56 @@ TEST_CASE("parser class")
             SECTION("errors")
             {
                 // error: tab in string
-                CHECK_THROWS_AS(json::parser("\"\t\"").parse(), std::invalid_argument);
-                CHECK_THROWS_WITH(json::parser("\"\t\"").parse(), "parse error - unexpected '\"'");
+                CHECK_THROWS_AS(json::parser("\"\t\"").parse(), json::parse_error);
+                CHECK_THROWS_WITH(json::parser("\"\t\"").parse(),
+                                  "[json.exception.parse_error.101] parse error at 1: parse error - unexpected '\"'");
                 // error: newline in string
-                CHECK_THROWS_AS(json::parser("\"\n\"").parse(), std::invalid_argument);
-                CHECK_THROWS_AS(json::parser("\"\r\"").parse(), std::invalid_argument);
-                CHECK_THROWS_WITH(json::parser("\"\n\"").parse(), "parse error - unexpected '\"'");
-                CHECK_THROWS_WITH(json::parser("\"\r\"").parse(), "parse error - unexpected '\"'");
+                CHECK_THROWS_AS(json::parser("\"\n\"").parse(), json::parse_error);
+                CHECK_THROWS_AS(json::parser("\"\r\"").parse(), json::parse_error);
+                CHECK_THROWS_WITH(json::parser("\"\n\"").parse(),
+                                  "[json.exception.parse_error.101] parse error at 1: parse error - unexpected '\"'");
+                CHECK_THROWS_WITH(json::parser("\"\r\"").parse(),
+                                  "[json.exception.parse_error.101] parse error at 1: parse error - unexpected '\"'");
                 // error: backspace in string
-                CHECK_THROWS_AS(json::parser("\"\b\"").parse(), std::invalid_argument);
-                CHECK_THROWS_WITH(json::parser("\"\b\"").parse(), "parse error - unexpected '\"'");
+                CHECK_THROWS_AS(json::parser("\"\b\"").parse(), json::parse_error);
+                CHECK_THROWS_WITH(json::parser("\"\b\"").parse(),
+                                  "[json.exception.parse_error.101] parse error at 1: parse error - unexpected '\"'");
                 // improve code coverage
-                CHECK_THROWS_AS(json::parser("\uFF01").parse(), std::invalid_argument);
-                CHECK_THROWS_AS(json::parser("[-4:1,]").parse(), std::invalid_argument);
+                CHECK_THROWS_AS(json::parser("\uFF01").parse(), json::parse_error);
+                CHECK_THROWS_AS(json::parser("[-4:1,]").parse(), json::parse_error);
                 // unescaped control characters
-                CHECK_THROWS_AS(json::parser("\"\x00\"").parse(), std::invalid_argument);
-                CHECK_THROWS_AS(json::parser("\"\x01\"").parse(), std::invalid_argument);
-                CHECK_THROWS_AS(json::parser("\"\x02\"").parse(), std::invalid_argument);
-                CHECK_THROWS_AS(json::parser("\"\x03\"").parse(), std::invalid_argument);
-                CHECK_THROWS_AS(json::parser("\"\x04\"").parse(), std::invalid_argument);
-                CHECK_THROWS_AS(json::parser("\"\x05\"").parse(), std::invalid_argument);
-                CHECK_THROWS_AS(json::parser("\"\x06\"").parse(), std::invalid_argument);
-                CHECK_THROWS_AS(json::parser("\"\x07\"").parse(), std::invalid_argument);
-                CHECK_THROWS_AS(json::parser("\"\x08\"").parse(), std::invalid_argument);
-                CHECK_THROWS_AS(json::parser("\"\x09\"").parse(), std::invalid_argument);
-                CHECK_THROWS_AS(json::parser("\"\x0a\"").parse(), std::invalid_argument);
-                CHECK_THROWS_AS(json::parser("\"\x0b\"").parse(), std::invalid_argument);
-                CHECK_THROWS_AS(json::parser("\"\x0c\"").parse(), std::invalid_argument);
-                CHECK_THROWS_AS(json::parser("\"\x0d\"").parse(), std::invalid_argument);
-                CHECK_THROWS_AS(json::parser("\"\x0e\"").parse(), std::invalid_argument);
-                CHECK_THROWS_AS(json::parser("\"\x0f\"").parse(), std::invalid_argument);
-                CHECK_THROWS_AS(json::parser("\"\x10\"").parse(), std::invalid_argument);
-                CHECK_THROWS_AS(json::parser("\"\x11\"").parse(), std::invalid_argument);
-                CHECK_THROWS_AS(json::parser("\"\x12\"").parse(), std::invalid_argument);
-                CHECK_THROWS_AS(json::parser("\"\x13\"").parse(), std::invalid_argument);
-                CHECK_THROWS_AS(json::parser("\"\x14\"").parse(), std::invalid_argument);
-                CHECK_THROWS_AS(json::parser("\"\x15\"").parse(), std::invalid_argument);
-                CHECK_THROWS_AS(json::parser("\"\x16\"").parse(), std::invalid_argument);
-                CHECK_THROWS_AS(json::parser("\"\x17\"").parse(), std::invalid_argument);
-                CHECK_THROWS_AS(json::parser("\"\x18\"").parse(), std::invalid_argument);
-                CHECK_THROWS_AS(json::parser("\"\x19\"").parse(), std::invalid_argument);
-                CHECK_THROWS_AS(json::parser("\"\x1a\"").parse(), std::invalid_argument);
-                CHECK_THROWS_AS(json::parser("\"\x1b\"").parse(), std::invalid_argument);
-                CHECK_THROWS_AS(json::parser("\"\x1c\"").parse(), std::invalid_argument);
-                CHECK_THROWS_AS(json::parser("\"\x1d\"").parse(), std::invalid_argument);
-                CHECK_THROWS_AS(json::parser("\"\x1e\"").parse(), std::invalid_argument);
-                CHECK_THROWS_AS(json::parser("\"\x1f\"").parse(), std::invalid_argument);
+                CHECK_THROWS_AS(json::parser("\"\x00\"").parse(), json::parse_error);
+                CHECK_THROWS_AS(json::parser("\"\x01\"").parse(), json::parse_error);
+                CHECK_THROWS_AS(json::parser("\"\x02\"").parse(), json::parse_error);
+                CHECK_THROWS_AS(json::parser("\"\x03\"").parse(), json::parse_error);
+                CHECK_THROWS_AS(json::parser("\"\x04\"").parse(), json::parse_error);
+                CHECK_THROWS_AS(json::parser("\"\x05\"").parse(), json::parse_error);
+                CHECK_THROWS_AS(json::parser("\"\x06\"").parse(), json::parse_error);
+                CHECK_THROWS_AS(json::parser("\"\x07\"").parse(), json::parse_error);
+                CHECK_THROWS_AS(json::parser("\"\x08\"").parse(), json::parse_error);
+                CHECK_THROWS_AS(json::parser("\"\x09\"").parse(), json::parse_error);
+                CHECK_THROWS_AS(json::parser("\"\x0a\"").parse(), json::parse_error);
+                CHECK_THROWS_AS(json::parser("\"\x0b\"").parse(), json::parse_error);
+                CHECK_THROWS_AS(json::parser("\"\x0c\"").parse(), json::parse_error);
+                CHECK_THROWS_AS(json::parser("\"\x0d\"").parse(), json::parse_error);
+                CHECK_THROWS_AS(json::parser("\"\x0e\"").parse(), json::parse_error);
+                CHECK_THROWS_AS(json::parser("\"\x0f\"").parse(), json::parse_error);
+                CHECK_THROWS_AS(json::parser("\"\x10\"").parse(), json::parse_error);
+                CHECK_THROWS_AS(json::parser("\"\x11\"").parse(), json::parse_error);
+                CHECK_THROWS_AS(json::parser("\"\x12\"").parse(), json::parse_error);
+                CHECK_THROWS_AS(json::parser("\"\x13\"").parse(), json::parse_error);
+                CHECK_THROWS_AS(json::parser("\"\x14\"").parse(), json::parse_error);
+                CHECK_THROWS_AS(json::parser("\"\x15\"").parse(), json::parse_error);
+                CHECK_THROWS_AS(json::parser("\"\x16\"").parse(), json::parse_error);
+                CHECK_THROWS_AS(json::parser("\"\x17\"").parse(), json::parse_error);
+                CHECK_THROWS_AS(json::parser("\"\x18\"").parse(), json::parse_error);
+                CHECK_THROWS_AS(json::parser("\"\x19\"").parse(), json::parse_error);
+                CHECK_THROWS_AS(json::parser("\"\x1a\"").parse(), json::parse_error);
+                CHECK_THROWS_AS(json::parser("\"\x1b\"").parse(), json::parse_error);
+                CHECK_THROWS_AS(json::parser("\"\x1c\"").parse(), json::parse_error);
+                CHECK_THROWS_AS(json::parser("\"\x1d\"").parse(), json::parse_error);
+                CHECK_THROWS_AS(json::parser("\"\x1e\"").parse(), json::parse_error);
+                CHECK_THROWS_AS(json::parser("\"\x1f\"").parse(), json::parse_error);
             }
 
             SECTION("escaped")
@@ -272,65 +276,69 @@ TEST_CASE("parser class")
 
             SECTION("overflow")
             {
-                CHECK(json::parser("1.18973e+4932").parse() == json());
+                // overflows during parsing yield an exception
+                CHECK_THROWS_AS(json::parser("1.18973e+4932").parse() == json(), json::out_of_range);
+                CHECK_THROWS_WITH(json::parser("1.18973e+4932").parse() == json(),
+                                  "[json.exception.out_of_range.406] number overflow parsing '1.18973e+4932'");
             }
 
             SECTION("invalid numbers")
             {
-                CHECK_THROWS_AS(json::parser("01").parse(), std::invalid_argument);
-                CHECK_THROWS_AS(json::parser("--1").parse(), std::invalid_argument);
-                CHECK_THROWS_AS(json::parser("1.").parse(), std::invalid_argument);
-                CHECK_THROWS_AS(json::parser("1E").parse(), std::invalid_argument);
-                CHECK_THROWS_AS(json::parser("1E-").parse(), std::invalid_argument);
-                CHECK_THROWS_AS(json::parser("1.E1").parse(), std::invalid_argument);
-                CHECK_THROWS_AS(json::parser("-1E").parse(), std::invalid_argument);
-                CHECK_THROWS_AS(json::parser("-0E#").parse(), std::invalid_argument);
-                CHECK_THROWS_AS(json::parser("-0E-#").parse(), std::invalid_argument);
-                CHECK_THROWS_AS(json::parser("-0#").parse(), std::invalid_argument);
-                CHECK_THROWS_AS(json::parser("-0.0:").parse(), std::invalid_argument);
-                CHECK_THROWS_AS(json::parser("-0.0Z").parse(), std::invalid_argument);
-                CHECK_THROWS_AS(json::parser("-0E123:").parse(), std::invalid_argument);
-                CHECK_THROWS_AS(json::parser("-0e0-:").parse(), std::invalid_argument);
-                CHECK_THROWS_AS(json::parser("-0e-:").parse(), std::invalid_argument);
-                CHECK_THROWS_AS(json::parser("-0f").parse(), std::invalid_argument);
+                CHECK_THROWS_AS(json::parser("01").parse(),      json::parse_error);
+                CHECK_THROWS_AS(json::parser("--1").parse(),     json::parse_error);
+                CHECK_THROWS_AS(json::parser("1.").parse(),      json::parse_error);
+                CHECK_THROWS_AS(json::parser("1E").parse(),      json::parse_error);
+                CHECK_THROWS_AS(json::parser("1E-").parse(),     json::parse_error);
+                CHECK_THROWS_AS(json::parser("1.E1").parse(),    json::parse_error);
+                CHECK_THROWS_AS(json::parser("-1E").parse(),     json::parse_error);
+                CHECK_THROWS_AS(json::parser("-0E#").parse(),    json::parse_error);
+                CHECK_THROWS_AS(json::parser("-0E-#").parse(),   json::parse_error);
+                CHECK_THROWS_AS(json::parser("-0#").parse(),     json::parse_error);
+                CHECK_THROWS_AS(json::parser("-0.0:").parse(),   json::parse_error);
+                CHECK_THROWS_AS(json::parser("-0.0Z").parse(),   json::parse_error);
+                CHECK_THROWS_AS(json::parser("-0E123:").parse(), json::parse_error);
+                CHECK_THROWS_AS(json::parser("-0e0-:").parse(),  json::parse_error);
+                CHECK_THROWS_AS(json::parser("-0e-:").parse(),   json::parse_error);
+                CHECK_THROWS_AS(json::parser("-0f").parse(),     json::parse_error);
 
                 // numbers must not begin with "+"
-                CHECK_THROWS_AS(json::parser("+1").parse(), std::invalid_argument);
-                CHECK_THROWS_AS(json::parser("+0").parse(), std::invalid_argument);
+                CHECK_THROWS_AS(json::parser("+1").parse(), json::parse_error);
+                CHECK_THROWS_AS(json::parser("+0").parse(), json::parse_error);
 
                 CHECK_THROWS_WITH(json::parser("01").parse(),
-                                  "parse error - unexpected '01'");
+                                  "[json.exception.parse_error.101] parse error at 2: parse error - unexpected '01'");
                 CHECK_THROWS_WITH(json::parser("-01").parse(),
-                                  "parse error - unexpected '-01'");
-                CHECK_THROWS_WITH(json::parser("--1").parse(), "parse error - unexpected '-'");
+                                  "[json.exception.parse_error.101] parse error at 3: parse error - unexpected '-01'");
+                CHECK_THROWS_WITH(json::parser("--1").parse(),
+                                  "[json.exception.parse_error.101] parse error at 1: parse error - unexpected '-'");
                 CHECK_THROWS_WITH(json::parser("1.").parse(),
-                                  "parse error - unexpected '.'; expected end of input");
+                                  "[json.exception.parse_error.101] parse error at 2: parse error - unexpected '.'; expected end of input");
                 CHECK_THROWS_WITH(json::parser("1E").parse(),
-                                  "parse error - unexpected 'E'; expected end of input");
+                                  "[json.exception.parse_error.101] parse error at 2: parse error - unexpected 'E'; expected end of input");
                 CHECK_THROWS_WITH(json::parser("1E-").parse(),
-                                  "parse error - unexpected 'E'; expected end of input");
+                                  "[json.exception.parse_error.101] parse error at 2: parse error - unexpected 'E'; expected end of input");
                 CHECK_THROWS_WITH(json::parser("1.E1").parse(),
-                                  "parse error - unexpected '.'; expected end of input");
+                                  "[json.exception.parse_error.101] parse error at 2: parse error - unexpected '.'; expected end of input");
                 CHECK_THROWS_WITH(json::parser("-1E").parse(),
-                                  "parse error - unexpected 'E'; expected end of input");
+                                  "[json.exception.parse_error.101] parse error at 3: parse error - unexpected 'E'; expected end of input");
                 CHECK_THROWS_WITH(json::parser("-0E#").parse(),
-                                  "parse error - unexpected 'E'; expected end of input");
+                                  "[json.exception.parse_error.101] parse error at 3: parse error - unexpected 'E'; expected end of input");
                 CHECK_THROWS_WITH(json::parser("-0E-#").parse(),
-                                  "parse error - unexpected 'E'; expected end of input");
+                                  "[json.exception.parse_error.101] parse error at 3: parse error - unexpected 'E'; expected end of input");
                 CHECK_THROWS_WITH(json::parser("-0#").parse(),
-                                  "parse error - unexpected '#'; expected end of input");
+                                  "[json.exception.parse_error.101] parse error at 3: parse error - unexpected '#'; expected end of input");
                 CHECK_THROWS_WITH(json::parser("-0.0:").parse(),
-                                  "parse error - unexpected ':'; expected end of input");
+                                  "[json.exception.parse_error.101] parse error at 5: parse error - unexpected ':'; expected end of input");
                 CHECK_THROWS_WITH(json::parser("-0.0Z").parse(),
-                                  "parse error - unexpected 'Z'; expected end of input");
+                                  "[json.exception.parse_error.101] parse error at 5: parse error - unexpected 'Z'; expected end of input");
                 CHECK_THROWS_WITH(json::parser("-0E123:").parse(),
-                                  "parse error - unexpected ':'; expected end of input");
+                                  "[json.exception.parse_error.101] parse error at 7: parse error - unexpected ':'; expected end of input");
                 CHECK_THROWS_WITH(json::parser("-0e0-:").parse(),
-                                  "parse error - unexpected '-'; expected end of input");
+                                  "[json.exception.parse_error.101] parse error at 5: parse error - unexpected '-'; expected end of input");
                 CHECK_THROWS_WITH(json::parser("-0e-:").parse(),
-                                  "parse error - unexpected 'e'; expected end of input");
+                                  "[json.exception.parse_error.101] parse error at 3: parse error - unexpected 'e'; expected end of input");
                 CHECK_THROWS_WITH(json::parser("-0f").parse(),
-                                  "parse error - unexpected 'f'; expected end of input");
+                                  "[json.exception.parse_error.101] parse error at 3: parse error - unexpected 'f'; expected end of input");
             }
         }
     }
@@ -338,147 +346,150 @@ TEST_CASE("parser class")
     SECTION("parse errors")
     {
         // unexpected end of number
-        CHECK_THROWS_AS(json::parser("0.").parse(), std::invalid_argument);
-        CHECK_THROWS_AS(json::parser("-").parse(), std::invalid_argument);
-        CHECK_THROWS_AS(json::parser("--").parse(), std::invalid_argument);
-        CHECK_THROWS_AS(json::parser("-0.").parse(), std::invalid_argument);
-        CHECK_THROWS_AS(json::parser("-.").parse(), std::invalid_argument);
-        CHECK_THROWS_AS(json::parser("-:").parse(), std::invalid_argument);
-        CHECK_THROWS_AS(json::parser("0.:").parse(), std::invalid_argument);
-        CHECK_THROWS_AS(json::parser("e.").parse(), std::invalid_argument);
-        CHECK_THROWS_AS(json::parser("1e.").parse(), std::invalid_argument);
-        CHECK_THROWS_AS(json::parser("1e/").parse(), std::invalid_argument);
-        CHECK_THROWS_AS(json::parser("1e:").parse(), std::invalid_argument);
-        CHECK_THROWS_AS(json::parser("1E.").parse(), std::invalid_argument);
-        CHECK_THROWS_AS(json::parser("1E/").parse(), std::invalid_argument);
-        CHECK_THROWS_AS(json::parser("1E:").parse(), std::invalid_argument);
+        CHECK_THROWS_AS(json::parser("0.").parse(),  json::parse_error);
+        CHECK_THROWS_AS(json::parser("-").parse(),   json::parse_error);
+        CHECK_THROWS_AS(json::parser("--").parse(),  json::parse_error);
+        CHECK_THROWS_AS(json::parser("-0.").parse(), json::parse_error);
+        CHECK_THROWS_AS(json::parser("-.").parse(),  json::parse_error);
+        CHECK_THROWS_AS(json::parser("-:").parse(),  json::parse_error);
+        CHECK_THROWS_AS(json::parser("0.:").parse(), json::parse_error);
+        CHECK_THROWS_AS(json::parser("e.").parse(),  json::parse_error);
+        CHECK_THROWS_AS(json::parser("1e.").parse(), json::parse_error);
+        CHECK_THROWS_AS(json::parser("1e/").parse(), json::parse_error);
+        CHECK_THROWS_AS(json::parser("1e:").parse(), json::parse_error);
+        CHECK_THROWS_AS(json::parser("1E.").parse(), json::parse_error);
+        CHECK_THROWS_AS(json::parser("1E/").parse(), json::parse_error);
+        CHECK_THROWS_AS(json::parser("1E:").parse(), json::parse_error);
         CHECK_THROWS_WITH(json::parser("0.").parse(),
-                          "parse error - unexpected '.'; expected end of input");
-        CHECK_THROWS_WITH(json::parser("-").parse(), "parse error - unexpected '-'");
+                          "[json.exception.parse_error.101] parse error at 2: parse error - unexpected '.'; expected end of input");
+        CHECK_THROWS_WITH(json::parser("-").parse(),
+                          "[json.exception.parse_error.101] parse error at 1: parse error - unexpected '-'");
         CHECK_THROWS_WITH(json::parser("--").parse(),
-                          "parse error - unexpected '-'");
+                          "[json.exception.parse_error.101] parse error at 1: parse error - unexpected '-'");
         CHECK_THROWS_WITH(json::parser("-0.").parse(),
-                          "parse error - unexpected '.'; expected end of input");
+                          "[json.exception.parse_error.101] parse error at 3: parse error - unexpected '.'; expected end of input");
         CHECK_THROWS_WITH(json::parser("-.").parse(),
-                          "parse error - unexpected '-'");
+                          "[json.exception.parse_error.101] parse error at 1: parse error - unexpected '-'");
         CHECK_THROWS_WITH(json::parser("-:").parse(),
-                          "parse error - unexpected '-'");
+                          "[json.exception.parse_error.101] parse error at 1: parse error - unexpected '-'");
         CHECK_THROWS_WITH(json::parser("0.:").parse(),
-                          "parse error - unexpected '.'; expected end of input");
+                          "[json.exception.parse_error.101] parse error at 2: parse error - unexpected '.'; expected end of input");
         CHECK_THROWS_WITH(json::parser("e.").parse(),
-                          "parse error - unexpected 'e'");
+                          "[json.exception.parse_error.101] parse error at 1: parse error - unexpected 'e'");
         CHECK_THROWS_WITH(json::parser("1e.").parse(),
-                          "parse error - unexpected 'e'; expected end of input");
+                          "[json.exception.parse_error.101] parse error at 2: parse error - unexpected 'e'; expected end of input");
         CHECK_THROWS_WITH(json::parser("1e/").parse(),
-                          "parse error - unexpected 'e'; expected end of input");
+                          "[json.exception.parse_error.101] parse error at 2: parse error - unexpected 'e'; expected end of input");
         CHECK_THROWS_WITH(json::parser("1e:").parse(),
-                          "parse error - unexpected 'e'; expected end of input");
+                          "[json.exception.parse_error.101] parse error at 2: parse error - unexpected 'e'; expected end of input");
         CHECK_THROWS_WITH(json::parser("1E.").parse(),
-                          "parse error - unexpected 'E'; expected end of input");
+                          "[json.exception.parse_error.101] parse error at 2: parse error - unexpected 'E'; expected end of input");
         CHECK_THROWS_WITH(json::parser("1E/").parse(),
-                          "parse error - unexpected 'E'; expected end of input");
+                          "[json.exception.parse_error.101] parse error at 2: parse error - unexpected 'E'; expected end of input");
         CHECK_THROWS_WITH(json::parser("1E:").parse(),
-                          "parse error - unexpected 'E'; expected end of input");
+                          "[json.exception.parse_error.101] parse error at 2: parse error - unexpected 'E'; expected end of input");
 
         // unexpected end of null
-        CHECK_THROWS_AS(json::parser("n").parse(), std::invalid_argument);
-        CHECK_THROWS_AS(json::parser("nu").parse(), std::invalid_argument);
-        CHECK_THROWS_AS(json::parser("nul").parse(), std::invalid_argument);
-        CHECK_THROWS_WITH(json::parser("n").parse(), "parse error - unexpected 'n'");
+        CHECK_THROWS_AS(json::parser("n").parse(), json::parse_error);
+        CHECK_THROWS_AS(json::parser("nu").parse(), json::parse_error);
+        CHECK_THROWS_AS(json::parser("nul").parse(), json::parse_error);
+        CHECK_THROWS_WITH(json::parser("n").parse(), "[json.exception.parse_error.101] parse error at 1: parse error - unexpected 'n'");
         CHECK_THROWS_WITH(json::parser("nu").parse(),
-                          "parse error - unexpected 'n'");
+                          "[json.exception.parse_error.101] parse error at 1: parse error - unexpected 'n'");
         CHECK_THROWS_WITH(json::parser("nul").parse(),
-                          "parse error - unexpected 'n'");
+                          "[json.exception.parse_error.101] parse error at 1: parse error - unexpected 'n'");
 
         // unexpected end of true
-        CHECK_THROWS_AS(json::parser("t").parse(), std::invalid_argument);
-        CHECK_THROWS_AS(json::parser("tr").parse(), std::invalid_argument);
-        CHECK_THROWS_AS(json::parser("tru").parse(), std::invalid_argument);
-        CHECK_THROWS_WITH(json::parser("t").parse(), "parse error - unexpected 't'");
+        CHECK_THROWS_AS(json::parser("t").parse(), json::parse_error);
+        CHECK_THROWS_AS(json::parser("tr").parse(), json::parse_error);
+        CHECK_THROWS_AS(json::parser("tru").parse(), json::parse_error);
+        CHECK_THROWS_WITH(json::parser("t").parse(), "[json.exception.parse_error.101] parse error at 1: parse error - unexpected 't'");
         CHECK_THROWS_WITH(json::parser("tr").parse(),
-                          "parse error - unexpected 't'");
+                          "[json.exception.parse_error.101] parse error at 1: parse error - unexpected 't'");
         CHECK_THROWS_WITH(json::parser("tru").parse(),
-                          "parse error - unexpected 't'");
+                          "[json.exception.parse_error.101] parse error at 1: parse error - unexpected 't'");
 
         // unexpected end of false
-        CHECK_THROWS_AS(json::parser("f").parse(), std::invalid_argument);
-        CHECK_THROWS_AS(json::parser("fa").parse(), std::invalid_argument);
-        CHECK_THROWS_AS(json::parser("fal").parse(), std::invalid_argument);
-        CHECK_THROWS_AS(json::parser("fals").parse(), std::invalid_argument);
-        CHECK_THROWS_WITH(json::parser("f").parse(), "parse error - unexpected 'f'");
+        CHECK_THROWS_AS(json::parser("f").parse(), json::parse_error);
+        CHECK_THROWS_AS(json::parser("fa").parse(), json::parse_error);
+        CHECK_THROWS_AS(json::parser("fal").parse(), json::parse_error);
+        CHECK_THROWS_AS(json::parser("fals").parse(), json::parse_error);
+        CHECK_THROWS_WITH(json::parser("f").parse(), "[json.exception.parse_error.101] parse error at 1: parse error - unexpected 'f'");
         CHECK_THROWS_WITH(json::parser("fa").parse(),
-                          "parse error - unexpected 'f'");
+                          "[json.exception.parse_error.101] parse error at 1: parse error - unexpected 'f'");
         CHECK_THROWS_WITH(json::parser("fal").parse(),
-                          "parse error - unexpected 'f'");
+                          "[json.exception.parse_error.101] parse error at 1: parse error - unexpected 'f'");
         CHECK_THROWS_WITH(json::parser("fals").parse(),
-                          "parse error - unexpected 'f'");
+                          "[json.exception.parse_error.101] parse error at 1: parse error - unexpected 'f'");
 
         // missing/unexpected end of array
-        CHECK_THROWS_AS(json::parser("[").parse(), std::invalid_argument);
-        CHECK_THROWS_AS(json::parser("[1").parse(), std::invalid_argument);
-        CHECK_THROWS_AS(json::parser("[1,").parse(), std::invalid_argument);
-        CHECK_THROWS_AS(json::parser("[1,]").parse(), std::invalid_argument);
-        CHECK_THROWS_AS(json::parser("]").parse(), std::invalid_argument);
+        CHECK_THROWS_AS(json::parser("[").parse(), json::parse_error);
+        CHECK_THROWS_AS(json::parser("[1").parse(), json::parse_error);
+        CHECK_THROWS_AS(json::parser("[1,").parse(), json::parse_error);
+        CHECK_THROWS_AS(json::parser("[1,]").parse(), json::parse_error);
+        CHECK_THROWS_AS(json::parser("]").parse(), json::parse_error);
         CHECK_THROWS_WITH(json::parser("[").parse(),
-                          "parse error - unexpected end of input");
+                          "[json.exception.parse_error.101] parse error at 2: parse error - unexpected end of input");
         CHECK_THROWS_WITH(json::parser("[1").parse(),
-                          "parse error - unexpected end of input; expected ']'");
+                          "[json.exception.parse_error.101] parse error at 3: parse error - unexpected end of input; expected ']'");
         CHECK_THROWS_WITH(json::parser("[1,").parse(),
-                          "parse error - unexpected end of input");
+                          "[json.exception.parse_error.101] parse error at 4: parse error - unexpected end of input");
         CHECK_THROWS_WITH(json::parser("[1,]").parse(),
-                          "parse error - unexpected ']'");
-        CHECK_THROWS_WITH(json::parser("]").parse(), "parse error - unexpected ']'");
+                          "[json.exception.parse_error.101] parse error at 4: parse error - unexpected ']'");
+        CHECK_THROWS_WITH(json::parser("]").parse(),
+                          "[json.exception.parse_error.101] parse error at 1: parse error - unexpected ']'");
 
         // missing/unexpected end of object
-        CHECK_THROWS_AS(json::parser("{").parse(), std::invalid_argument);
-        CHECK_THROWS_AS(json::parser("{\"foo\"").parse(), std::invalid_argument);
-        CHECK_THROWS_AS(json::parser("{\"foo\":").parse(), std::invalid_argument);
-        CHECK_THROWS_AS(json::parser("{\"foo\":}").parse(), std::invalid_argument);
-        CHECK_THROWS_AS(json::parser("{\"foo\":1,}").parse(), std::invalid_argument);
-        CHECK_THROWS_AS(json::parser("}").parse(), std::invalid_argument);
+        CHECK_THROWS_AS(json::parser("{").parse(), json::parse_error);
+        CHECK_THROWS_AS(json::parser("{\"foo\"").parse(), json::parse_error);
+        CHECK_THROWS_AS(json::parser("{\"foo\":").parse(), json::parse_error);
+        CHECK_THROWS_AS(json::parser("{\"foo\":}").parse(), json::parse_error);
+        CHECK_THROWS_AS(json::parser("{\"foo\":1,}").parse(), json::parse_error);
+        CHECK_THROWS_AS(json::parser("}").parse(), json::parse_error);
         CHECK_THROWS_WITH(json::parser("{").parse(),
-                          "parse error - unexpected end of input; expected string literal");
+                          "[json.exception.parse_error.101] parse error at 2: parse error - unexpected end of input; expected string literal");
         CHECK_THROWS_WITH(json::parser("{\"foo\"").parse(),
-                          "parse error - unexpected end of input; expected ':'");
+                          "[json.exception.parse_error.101] parse error at 7: parse error - unexpected end of input; expected ':'");
         CHECK_THROWS_WITH(json::parser("{\"foo\":").parse(),
-                          "parse error - unexpected end of input");
+                          "[json.exception.parse_error.101] parse error at 8: parse error - unexpected end of input");
         CHECK_THROWS_WITH(json::parser("{\"foo\":}").parse(),
-                          "parse error - unexpected '}'");
+                          "[json.exception.parse_error.101] parse error at 8: parse error - unexpected '}'");
         CHECK_THROWS_WITH(json::parser("{\"foo\":1,}").parse(),
-                          "parse error - unexpected '}'; expected string literal");
-        CHECK_THROWS_WITH(json::parser("}").parse(), "parse error - unexpected '}'");
+                          "[json.exception.parse_error.101] parse error at 10: parse error - unexpected '}'; expected string literal");
+        CHECK_THROWS_WITH(json::parser("}").parse(),
+                          "[json.exception.parse_error.101] parse error at 1: parse error - unexpected '}'");
 
         // missing/unexpected end of string
-        CHECK_THROWS_AS(json::parser("\"").parse(), std::invalid_argument);
-        CHECK_THROWS_AS(json::parser("\"\\\"").parse(), std::invalid_argument);
-        CHECK_THROWS_AS(json::parser("\"\\u\"").parse(), std::invalid_argument);
-        CHECK_THROWS_AS(json::parser("\"\\u0\"").parse(), std::invalid_argument);
-        CHECK_THROWS_AS(json::parser("\"\\u01\"").parse(), std::invalid_argument);
-        CHECK_THROWS_AS(json::parser("\"\\u012\"").parse(), std::invalid_argument);
-        CHECK_THROWS_AS(json::parser("\"\\u").parse(), std::invalid_argument);
-        CHECK_THROWS_AS(json::parser("\"\\u0").parse(), std::invalid_argument);
-        CHECK_THROWS_AS(json::parser("\"\\u01").parse(), std::invalid_argument);
-        CHECK_THROWS_AS(json::parser("\"\\u012").parse(), std::invalid_argument);
+        CHECK_THROWS_AS(json::parser("\"").parse(), json::parse_error);
+        CHECK_THROWS_AS(json::parser("\"\\\"").parse(), json::parse_error);
+        CHECK_THROWS_AS(json::parser("\"\\u\"").parse(), json::parse_error);
+        CHECK_THROWS_AS(json::parser("\"\\u0\"").parse(), json::parse_error);
+        CHECK_THROWS_AS(json::parser("\"\\u01\"").parse(), json::parse_error);
+        CHECK_THROWS_AS(json::parser("\"\\u012\"").parse(), json::parse_error);
+        CHECK_THROWS_AS(json::parser("\"\\u").parse(), json::parse_error);
+        CHECK_THROWS_AS(json::parser("\"\\u0").parse(), json::parse_error);
+        CHECK_THROWS_AS(json::parser("\"\\u01").parse(), json::parse_error);
+        CHECK_THROWS_AS(json::parser("\"\\u012").parse(), json::parse_error);
         CHECK_THROWS_WITH(json::parser("\"").parse(),
-                          "parse error - unexpected '\"'");
+                          "[json.exception.parse_error.101] parse error at 1: parse error - unexpected '\"'");
         CHECK_THROWS_WITH(json::parser("\"\\\"").parse(),
-                          "parse error - unexpected '\"'");
+                          "[json.exception.parse_error.101] parse error at 1: parse error - unexpected '\"'");
         CHECK_THROWS_WITH(json::parser("\"\\u\"").parse(),
-                          "parse error - unexpected '\"'");
+                          "[json.exception.parse_error.101] parse error at 1: parse error - unexpected '\"'");
         CHECK_THROWS_WITH(json::parser("\"\\u0\"").parse(),
-                          "parse error - unexpected '\"'");
+                          "[json.exception.parse_error.101] parse error at 1: parse error - unexpected '\"'");
         CHECK_THROWS_WITH(json::parser("\"\\u01\"").parse(),
-                          "parse error - unexpected '\"'");
+                          "[json.exception.parse_error.101] parse error at 1: parse error - unexpected '\"'");
         CHECK_THROWS_WITH(json::parser("\"\\u012\"").parse(),
-                          "parse error - unexpected '\"'");
+                          "[json.exception.parse_error.101] parse error at 1: parse error - unexpected '\"'");
         CHECK_THROWS_WITH(json::parser("\"\\u").parse(),
-                          "parse error - unexpected '\"'");
+                          "[json.exception.parse_error.101] parse error at 1: parse error - unexpected '\"'");
         CHECK_THROWS_WITH(json::parser("\"\\u0").parse(),
-                          "parse error - unexpected '\"'");
+                          "[json.exception.parse_error.101] parse error at 1: parse error - unexpected '\"'");
         CHECK_THROWS_WITH(json::parser("\"\\u01").parse(),
-                          "parse error - unexpected '\"'");
+                          "[json.exception.parse_error.101] parse error at 1: parse error - unexpected '\"'");
         CHECK_THROWS_WITH(json::parser("\"\\u012").parse(),
-                          "parse error - unexpected '\"'");
+                          "[json.exception.parse_error.101] parse error at 1: parse error - unexpected '\"'");
 
         // invalid escapes
         for (int c = 1; c < 128; ++c)
@@ -510,8 +521,9 @@ TEST_CASE("parser class")
                 // any other combination of backslash and character is invalid
                 default:
                 {
-                    CHECK_THROWS_AS(json::parser(s.c_str()).parse(), std::invalid_argument);
-                    CHECK_THROWS_WITH(json::parser(s.c_str()).parse(), "parse error - unexpected '\"'");
+                    CHECK_THROWS_AS(json::parser(s.c_str()).parse(), json::parse_error);
+                    CHECK_THROWS_WITH(json::parser(s.c_str()).parse(),
+                                      "[json.exception.parse_error.101] parse error at 1: parse error - unexpected '\"'");
                     break;
                 }
             }
@@ -576,40 +588,49 @@ TEST_CASE("parser class")
                 }
                 else
                 {
-                    CHECK_THROWS_AS(json::parser(s1.c_str()).parse(), std::invalid_argument);
-                    CHECK_THROWS_AS(json::parser(s2.c_str()).parse(), std::invalid_argument);
-                    CHECK_THROWS_AS(json::parser(s3.c_str()).parse(), std::invalid_argument);
-                    CHECK_THROWS_AS(json::parser(s4.c_str()).parse(), std::invalid_argument);
+                    CHECK_THROWS_AS(json::parser(s1.c_str()).parse(), json::parse_error);
+                    CHECK_THROWS_AS(json::parser(s2.c_str()).parse(), json::parse_error);
+                    CHECK_THROWS_AS(json::parser(s3.c_str()).parse(), json::parse_error);
+                    CHECK_THROWS_AS(json::parser(s4.c_str()).parse(), json::parse_error);
 
-                    CHECK_THROWS_WITH(json::parser(s1.c_str()).parse(), "parse error - unexpected '\"'");
-                    CHECK_THROWS_WITH(json::parser(s2.c_str()).parse(), "parse error - unexpected '\"'");
-                    CHECK_THROWS_WITH(json::parser(s3.c_str()).parse(), "parse error - unexpected '\"'");
-                    CHECK_THROWS_WITH(json::parser(s4.c_str()).parse(), "parse error - unexpected '\"'");
+                    CHECK_THROWS_WITH(json::parser(s1.c_str()).parse(),
+                                      "[json.exception.parse_error.101] parse error at 1: parse error - unexpected '\"'");
+                    CHECK_THROWS_WITH(json::parser(s2.c_str()).parse(),
+                                      "[json.exception.parse_error.101] parse error at 1: parse error - unexpected '\"'");
+                    CHECK_THROWS_WITH(json::parser(s3.c_str()).parse(),
+                                      "[json.exception.parse_error.101] parse error at 1: parse error - unexpected '\"'");
+                    CHECK_THROWS_WITH(json::parser(s4.c_str()).parse(),
+                                      "[json.exception.parse_error.101] parse error at 1: parse error - unexpected '\"'");
                 }
             }
         }
 
         // missing part of a surrogate pair
-        CHECK_THROWS_AS(json::parse("\"\\uD80C\""), std::invalid_argument);
-        CHECK_THROWS_WITH(json::parse("\"\\uD80C\""), "missing low surrogate");
+        CHECK_THROWS_AS(json::parse("\"\\uD80C\""), json::parse_error);
+        CHECK_THROWS_WITH(json::parse("\"\\uD80C\""),
+                          "[json.exception.parse_error.102] parse error at 8: missing low surrogate");
         // invalid surrogate pair
-        CHECK_THROWS_AS(json::parse("\"\\uD80C\\uD80C\""), std::invalid_argument);
-        CHECK_THROWS_AS(json::parse("\"\\uD80C\\u0000\""), std::invalid_argument);
-        CHECK_THROWS_AS(json::parse("\"\\uD80C\\uFFFF\""), std::invalid_argument);
+        CHECK_THROWS_AS(json::parse("\"\\uD80C\\uD80C\""), json::parse_error);
+        CHECK_THROWS_AS(json::parse("\"\\uD80C\\u0000\""), json::parse_error);
+        CHECK_THROWS_AS(json::parse("\"\\uD80C\\uFFFF\""), json::parse_error);
         CHECK_THROWS_WITH(json::parse("\"\\uD80C\\uD80C\""),
-                          "missing or wrong low surrogate");
+                          "[json.exception.parse_error.102] parse error at 14: missing or wrong low surrogate");
         CHECK_THROWS_WITH(json::parse("\"\\uD80C\\u0000\""),
-                          "missing or wrong low surrogate");
+                          "[json.exception.parse_error.102] parse error at 14: missing or wrong low surrogate");
         CHECK_THROWS_WITH(json::parse("\"\\uD80C\\uFFFF\""),
-                          "missing or wrong low surrogate");
+                          "[json.exception.parse_error.102] parse error at 14: missing or wrong low surrogate");
     }
 
     SECTION("tests found by mutate++")
     {
         // test case to make sure no comma preceeds the first key
-        CHECK_THROWS_AS(json::parser("{,\"key\": false}").parse(), std::invalid_argument);
+        CHECK_THROWS_AS(json::parser("{,\"key\": false}").parse(), json::parse_error);
+        CHECK_THROWS_WITH(json::parser("{,\"key\": false}").parse(),
+                          "[json.exception.parse_error.101] parse error at 2: parse error - unexpected ','");
         // test case to make sure an object is properly closed
-        CHECK_THROWS_AS(json::parser("[{\"key\": false true]").parse(), std::invalid_argument);
+        CHECK_THROWS_AS(json::parser("[{\"key\": false true]").parse(), json::parse_error);
+        CHECK_THROWS_WITH(json::parser("[{\"key\": false true]").parse(),
+                          "[json.exception.parse_error.101] parse error at 19: parse error - unexpected true literal; expected '}'");
 
         // test case to make sure the callback is properly evaluated after reading a key
         {

test/src/unit-constructor1.cpp

@@ -702,11 +702,17 @@ TEST_CASE("constructors")
 
         SECTION("infinity")
         {
-            // infinity is stored as null
-            // should change in the future: https://github.com/nlohmann/json/issues/388
+            // infinity is stored properly, but serialized to null
             json::number_float_t n(std::numeric_limits<json::number_float_t>::infinity());
             json j(n);
-            CHECK(j.type() == json::value_t::null);
+            CHECK(j.type() == json::value_t::number_float);
+
+            // check round trip of infinity
+            json::number_float_t d = j;
+            CHECK(d == n);
+
+            // check that inf is serialized to null
+            CHECK(j.dump() == "null");
         }
     }
 
@@ -943,9 +949,9 @@ TEST_CASE("constructors")
             SECTION("object with error")
             {
                 CHECK_THROWS_AS(json::object({ {"one", 1}, {"two", 1u}, {"three", 2.2}, {"four", false}, 13 }),
-                std::logic_error);
+                json::type_error);
                 CHECK_THROWS_WITH(json::object({ {"one", 1}, {"two", 1u}, {"three", 2.2}, {"four", false}, 13 }),
-                "cannot create object from initializer list");
+                "[json.exception.type_error.301] cannot create object from initializer list");
             }
 
             SECTION("empty array")
@@ -1017,18 +1023,18 @@ TEST_CASE("constructors")
                 {
                     json jobject = {{"a", "a"}, {"b", 1}, {"c", 17u}, {"d", false}, {"e", true}};
                     json jobject2 = {{"a", "a"}, {"b", 1}, {"c", 17u}};
-                    CHECK_THROWS_AS(json(jobject.begin(), jobject2.end()), std::domain_error);
-                    CHECK_THROWS_AS(json(jobject2.begin(), jobject.end()), std::domain_error);
-                    CHECK_THROWS_WITH(json(jobject.begin(), jobject2.end()), "iterators are not compatible");
-                    CHECK_THROWS_WITH(json(jobject2.begin(), jobject.end()), "iterators are not compatible");
+                    CHECK_THROWS_AS(json(jobject.begin(), jobject2.end()), json::invalid_iterator);
+                    CHECK_THROWS_AS(json(jobject2.begin(), jobject.end()), json::invalid_iterator);
+                    CHECK_THROWS_WITH(json(jobject.begin(), jobject2.end()), "[json.exception.invalid_iterator.201] iterators are not compatible");
+                    CHECK_THROWS_WITH(json(jobject2.begin(), jobject.end()), "[json.exception.invalid_iterator.201] iterators are not compatible");
                 }
                 {
                     json jobject = {{"a", "a"}, {"b", 1}, {"c", 17u}, {"d", false}, {"e", true}};
                     json jobject2 = {{"a", "a"}, {"b", 1}, {"c", 17u}};
-                    CHECK_THROWS_AS(json(jobject.cbegin(), jobject2.cend()), std::domain_error);
-                    CHECK_THROWS_AS(json(jobject2.cbegin(), jobject.cend()), std::domain_error);
-                    CHECK_THROWS_WITH(json(jobject.cbegin(), jobject2.cend()), "iterators are not compatible");
-                    CHECK_THROWS_WITH(json(jobject2.cbegin(), jobject.cend()), "iterators are not compatible");
+                    CHECK_THROWS_AS(json(jobject.cbegin(), jobject2.cend()), json::invalid_iterator);
+                    CHECK_THROWS_AS(json(jobject2.cbegin(), jobject.cend()), json::invalid_iterator);
+                    CHECK_THROWS_WITH(json(jobject.cbegin(), jobject2.cend()), "[json.exception.invalid_iterator.201] iterators are not compatible");
+                    CHECK_THROWS_WITH(json(jobject2.cbegin(), jobject.cend()), "[json.exception.invalid_iterator.201] iterators are not compatible");
                 }
             }
         }
@@ -1082,18 +1088,18 @@ TEST_CASE("constructors")
                 {
                     json jarray = {1, 2, 3, 4};
                     json jarray2 = {2, 3, 4, 5};
-                    CHECK_THROWS_AS(json(jarray.begin(), jarray2.end()), std::domain_error);
-                    CHECK_THROWS_AS(json(jarray2.begin(), jarray.end()), std::domain_error);
-                    CHECK_THROWS_WITH(json(jarray.begin(), jarray2.end()), "iterators are not compatible");
-                    CHECK_THROWS_WITH(json(jarray2.begin(), jarray.end()), "iterators are not compatible");
+                    CHECK_THROWS_AS(json(jarray.begin(), jarray2.end()), json::invalid_iterator);
+                    CHECK_THROWS_AS(json(jarray2.begin(), jarray.end()), json::invalid_iterator);
+                    CHECK_THROWS_WITH(json(jarray.begin(), jarray2.end()), "[json.exception.invalid_iterator.201] iterators are not compatible");
+                    CHECK_THROWS_WITH(json(jarray2.begin(), jarray.end()), "[json.exception.invalid_iterator.201] iterators are not compatible");
                 }
                 {
                     json jarray = {1, 2, 3, 4};
                     json jarray2 = {2, 3, 4, 5};
-                    CHECK_THROWS_AS(json(jarray.cbegin(), jarray2.cend()), std::domain_error);
-                    CHECK_THROWS_AS(json(jarray2.cbegin(), jarray.cend()), std::domain_error);
-                    CHECK_THROWS_WITH(json(jarray.cbegin(), jarray2.cend()), "iterators are not compatible");
-                    CHECK_THROWS_WITH(json(jarray2.cbegin(), jarray.cend()), "iterators are not compatible");
+                    CHECK_THROWS_AS(json(jarray.cbegin(), jarray2.cend()), json::invalid_iterator);
+                    CHECK_THROWS_AS(json(jarray2.cbegin(), jarray.cend()), json::invalid_iterator);
+                    CHECK_THROWS_WITH(json(jarray.cbegin(), jarray2.cend()), "[json.exception.invalid_iterator.201] iterators are not compatible");
+                    CHECK_THROWS_WITH(json(jarray2.cbegin(), jarray.cend()), "[json.exception.invalid_iterator.201] iterators are not compatible");
                 }
             }
         }
@@ -1106,13 +1112,15 @@ TEST_CASE("constructors")
                 {
                     {
                         json j;
-                        CHECK_THROWS_AS(json(j.begin(), j.end()), std::domain_error);
-                        CHECK_THROWS_WITH(json(j.begin(), j.end()), "cannot use construct with iterators from null");
+                        CHECK_THROWS_AS(json(j.begin(), j.end()), json::invalid_iterator);
+                        CHECK_THROWS_WITH(json(j.begin(), j.end()),
+                                          "[json.exception.invalid_iterator.206] cannot construct with iterators from null");
                     }
                     {
                         json j;
-                        CHECK_THROWS_AS(json(j.cbegin(), j.cend()), std::domain_error);
-                        CHECK_THROWS_WITH(json(j.cbegin(), j.cend()), "cannot use construct with iterators from null");
+                        CHECK_THROWS_AS(json(j.cbegin(), j.cend()), json::invalid_iterator);
+                        CHECK_THROWS_WITH(json(j.cbegin(), j.cend()),
+                                          "[json.exception.invalid_iterator.206] cannot construct with iterators from null");
                     }
                 }
 
@@ -1193,17 +1201,17 @@ TEST_CASE("constructors")
                 {
                     {
                         json j = "foo";
-                        CHECK_THROWS_AS(json(j.end(), j.end()), std::out_of_range);
-                        CHECK_THROWS_AS(json(j.begin(), j.begin()), std::out_of_range);
-                        CHECK_THROWS_WITH(json(j.end(), j.end()), "iterators out of range");
-                        CHECK_THROWS_WITH(json(j.begin(), j.begin()), "iterators out of range");
+                        CHECK_THROWS_AS(json(j.end(), j.end()), json::invalid_iterator);
+                        CHECK_THROWS_AS(json(j.begin(), j.begin()), json::invalid_iterator);
+                        CHECK_THROWS_WITH(json(j.end(), j.end()), "[json.exception.invalid_iterator.204] iterators out of range");
+                        CHECK_THROWS_WITH(json(j.begin(), j.begin()), "[json.exception.invalid_iterator.204] iterators out of range");
                     }
                     {
                         json j = "bar";
-                        CHECK_THROWS_AS(json(j.cend(), j.cend()), std::out_of_range);
-                        CHECK_THROWS_AS(json(j.cbegin(), j.cbegin()), std::out_of_range);
-                        CHECK_THROWS_WITH(json(j.cend(), j.cend()), "iterators out of range");
-                        CHECK_THROWS_WITH(json(j.cbegin(), j.cbegin()), "iterators out of range");
+                        CHECK_THROWS_AS(json(j.cend(), j.cend()), json::invalid_iterator);
+                        CHECK_THROWS_AS(json(j.cbegin(), j.cbegin()), json::invalid_iterator);
+                        CHECK_THROWS_WITH(json(j.cend(), j.cend()), "[json.exception.invalid_iterator.204] iterators out of range");
+                        CHECK_THROWS_WITH(json(j.cbegin(), j.cbegin()), "[json.exception.invalid_iterator.204] iterators out of range");
                     }
                 }
 
@@ -1211,17 +1219,17 @@ TEST_CASE("constructors")
                 {
                     {
                         json j = false;
-                        CHECK_THROWS_AS(json(j.end(), j.end()), std::out_of_range);
-                        CHECK_THROWS_AS(json(j.begin(), j.begin()), std::out_of_range);
-                        CHECK_THROWS_WITH(json(j.end(), j.end()), "iterators out of range");
-                        CHECK_THROWS_WITH(json(j.begin(), j.begin()), "iterators out of range");
+                        CHECK_THROWS_AS(json(j.end(), j.end()), json::invalid_iterator);
+                        CHECK_THROWS_AS(json(j.begin(), j.begin()), json::invalid_iterator);
+                        CHECK_THROWS_WITH(json(j.end(), j.end()), "[json.exception.invalid_iterator.204] iterators out of range");
+                        CHECK_THROWS_WITH(json(j.begin(), j.begin()), "[json.exception.invalid_iterator.204] iterators out of range");
                     }
                     {
                         json j = true;
-                        CHECK_THROWS_AS(json(j.cend(), j.cend()), std::out_of_range);
-                        CHECK_THROWS_AS(json(j.cbegin(), j.cbegin()), std::out_of_range);
-                        CHECK_THROWS_WITH(json(j.cend(), j.cend()), "iterators out of range");
-                        CHECK_THROWS_WITH(json(j.cbegin(), j.cbegin()), "iterators out of range");
+                        CHECK_THROWS_AS(json(j.cend(), j.cend()), json::invalid_iterator);
+                        CHECK_THROWS_AS(json(j.cbegin(), j.cbegin()), json::invalid_iterator);
+                        CHECK_THROWS_WITH(json(j.cend(), j.cend()), "[json.exception.invalid_iterator.204] iterators out of range");
+                        CHECK_THROWS_WITH(json(j.cbegin(), j.cbegin()), "[json.exception.invalid_iterator.204] iterators out of range");
                     }
                 }
 
@@ -1229,17 +1237,17 @@ TEST_CASE("constructors")
                 {
                     {
                         json j = 17;
-                        CHECK_THROWS_AS(json(j.end(), j.end()), std::out_of_range);
-                        CHECK_THROWS_AS(json(j.begin(), j.begin()), std::out_of_range);
-                        CHECK_THROWS_WITH(json(j.end(), j.end()), "iterators out of range");
-                        CHECK_THROWS_WITH(json(j.begin(), j.begin()), "iterators out of range");
+                        CHECK_THROWS_AS(json(j.end(), j.end()), json::invalid_iterator);
+                        CHECK_THROWS_AS(json(j.begin(), j.begin()), json::invalid_iterator);
+                        CHECK_THROWS_WITH(json(j.end(), j.end()), "[json.exception.invalid_iterator.204] iterators out of range");
+                        CHECK_THROWS_WITH(json(j.begin(), j.begin()), "[json.exception.invalid_iterator.204] iterators out of range");
                     }
                     {
                         json j = 17;
-                        CHECK_THROWS_AS(json(j.cend(), j.cend()), std::out_of_range);
-                        CHECK_THROWS_AS(json(j.cbegin(), j.cbegin()), std::out_of_range);
-                        CHECK_THROWS_WITH(json(j.cend(), j.cend()), "iterators out of range");
-                        CHECK_THROWS_WITH(json(j.cbegin(), j.cbegin()), "iterators out of range");
+                        CHECK_THROWS_AS(json(j.cend(), j.cend()), json::invalid_iterator);
+                        CHECK_THROWS_AS(json(j.cbegin(), j.cbegin()), json::invalid_iterator);
+                        CHECK_THROWS_WITH(json(j.cend(), j.cend()), "[json.exception.invalid_iterator.204] iterators out of range");
+                        CHECK_THROWS_WITH(json(j.cbegin(), j.cbegin()), "[json.exception.invalid_iterator.204] iterators out of range");
                     }
                 }
 
@@ -1247,17 +1255,17 @@ TEST_CASE("constructors")
                 {
                     {
                         json j = 17u;
-                        CHECK_THROWS_AS(json(j.end(), j.end()), std::out_of_range);
-                        CHECK_THROWS_AS(json(j.begin(), j.begin()), std::out_of_range);
-                        CHECK_THROWS_WITH(json(j.end(), j.end()), "iterators out of range");
-                        CHECK_THROWS_WITH(json(j.begin(), j.begin()), "iterators out of range");
+                        CHECK_THROWS_AS(json(j.end(), j.end()), json::invalid_iterator);
+                        CHECK_THROWS_AS(json(j.begin(), j.begin()), json::invalid_iterator);
+                        CHECK_THROWS_WITH(json(j.end(), j.end()), "[json.exception.invalid_iterator.204] iterators out of range");
+                        CHECK_THROWS_WITH(json(j.begin(), j.begin()), "[json.exception.invalid_iterator.204] iterators out of range");
                     }
                     {
                         json j = 17u;
-                        CHECK_THROWS_AS(json(j.cend(), j.cend()), std::out_of_range);
-                        CHECK_THROWS_AS(json(j.cbegin(), j.cbegin()), std::out_of_range);
-                        CHECK_THROWS_WITH(json(j.cend(), j.cend()), "iterators out of range");
-                        CHECK_THROWS_WITH(json(j.cbegin(), j.cbegin()), "iterators out of range");
+                        CHECK_THROWS_AS(json(j.cend(), j.cend()), json::invalid_iterator);
+                        CHECK_THROWS_AS(json(j.cbegin(), j.cbegin()), json::invalid_iterator);
+                        CHECK_THROWS_WITH(json(j.cend(), j.cend()), "[json.exception.invalid_iterator.204] iterators out of range");
+                        CHECK_THROWS_WITH(json(j.cbegin(), j.cbegin()), "[json.exception.invalid_iterator.204] iterators out of range");
                     }
                 }
 
@@ -1265,17 +1273,17 @@ TEST_CASE("constructors")
                 {
                     {
                         json j = 23.42;
-                        CHECK_THROWS_AS(json(j.end(), j.end()), std::out_of_range);
-                        CHECK_THROWS_AS(json(j.begin(), j.begin()), std::out_of_range);
-                        CHECK_THROWS_WITH(json(j.end(), j.end()), "iterators out of range");
-                        CHECK_THROWS_WITH(json(j.begin(), j.begin()), "iterators out of range");
+                        CHECK_THROWS_AS(json(j.end(), j.end()), json::invalid_iterator);
+                        CHECK_THROWS_AS(json(j.begin(), j.begin()), json::invalid_iterator);
+                        CHECK_THROWS_WITH(json(j.end(), j.end()), "[json.exception.invalid_iterator.204] iterators out of range");
+                        CHECK_THROWS_WITH(json(j.begin(), j.begin()), "[json.exception.invalid_iterator.204] iterators out of range");
                     }
                     {
                         json j = 23.42;
-                        CHECK_THROWS_AS(json(j.cend(), j.cend()), std::out_of_range);
-                        CHECK_THROWS_AS(json(j.cbegin(), j.cbegin()), std::out_of_range);
-                        CHECK_THROWS_WITH(json(j.cend(), j.cend()), "iterators out of range");
-                        CHECK_THROWS_WITH(json(j.cbegin(), j.cbegin()), "iterators out of range");
+                        CHECK_THROWS_AS(json(j.cend(), j.cend()), json::invalid_iterator);
+                        CHECK_THROWS_AS(json(j.cbegin(), j.cbegin()), json::invalid_iterator);
+                        CHECK_THROWS_WITH(json(j.cend(), j.cend()), "[json.exception.invalid_iterator.204] iterators out of range");
+                        CHECK_THROWS_WITH(json(j.cbegin(), j.cbegin()), "[json.exception.invalid_iterator.204] iterators out of range");
                     }
                 }
             }

test/src/unit-conversions.cpp

@@ -78,28 +78,28 @@ TEST_CASE("value conversion")
 
         SECTION("exception in case of a non-object type")
         {
-            CHECK_THROWS_AS(json(json::value_t::null).get<json::object_t>(), std::logic_error);
-            CHECK_THROWS_AS(json(json::value_t::array).get<json::object_t>(), std::logic_error);
-            CHECK_THROWS_AS(json(json::value_t::string).get<json::object_t>(), std::logic_error);
-            CHECK_THROWS_AS(json(json::value_t::boolean).get<json::object_t>(), std::logic_error);
-            CHECK_THROWS_AS(json(json::value_t::number_integer).get<json::object_t>(), std::logic_error);
-            CHECK_THROWS_AS(json(json::value_t::number_unsigned).get<json::object_t>(), std::logic_error);
-            CHECK_THROWS_AS(json(json::value_t::number_float).get<json::object_t>(), std::logic_error);
+            CHECK_THROWS_AS(json(json::value_t::null).get<json::object_t>(), json::type_error);
+            CHECK_THROWS_AS(json(json::value_t::array).get<json::object_t>(), json::type_error);
+            CHECK_THROWS_AS(json(json::value_t::string).get<json::object_t>(), json::type_error);
+            CHECK_THROWS_AS(json(json::value_t::boolean).get<json::object_t>(), json::type_error);
+            CHECK_THROWS_AS(json(json::value_t::number_integer).get<json::object_t>(), json::type_error);
+            CHECK_THROWS_AS(json(json::value_t::number_unsigned).get<json::object_t>(), json::type_error);
+            CHECK_THROWS_AS(json(json::value_t::number_float).get<json::object_t>(), json::type_error);
 
             CHECK_THROWS_WITH(json(json::value_t::null).get<json::object_t>(),
-                              "type must be object, but is null");
+                              "[json.exception.type_error.302] type must be object, but is null");
             CHECK_THROWS_WITH(json(json::value_t::array).get<json::object_t>(),
-                              "type must be object, but is array");
+                              "[json.exception.type_error.302] type must be object, but is array");
             CHECK_THROWS_WITH(json(json::value_t::string).get<json::object_t>(),
-                              "type must be object, but is string");
+                              "[json.exception.type_error.302] type must be object, but is string");
             CHECK_THROWS_WITH(json(json::value_t::boolean).get<json::object_t>(),
-                              "type must be object, but is boolean");
+                              "[json.exception.type_error.302] type must be object, but is boolean");
             CHECK_THROWS_WITH(json(json::value_t::number_integer).get<json::object_t>(),
-                              "type must be object, but is number");
+                              "[json.exception.type_error.302] type must be object, but is number");
             CHECK_THROWS_WITH(json(json::value_t::number_unsigned).get<json::object_t>(),
-                              "type must be object, but is number");
+                              "[json.exception.type_error.302] type must be object, but is number");
             CHECK_THROWS_WITH(json(json::value_t::number_float).get<json::object_t>(),
-                              "type must be object, but is number");
+                              "[json.exception.type_error.302] type must be object, but is number");
         }
     }
 
@@ -161,9 +161,9 @@ TEST_CASE("value conversion")
             std::forward_list<json> a = j.get<std::forward_list<json>>();
             CHECK(json(a) == j);
 
-            CHECK_THROWS_AS(json(json::value_t::null).get<std::forward_list<json>>(), std::logic_error);
+            CHECK_THROWS_AS(json(json::value_t::null).get<std::forward_list<json>>(), json::type_error);
             CHECK_THROWS_WITH(json(json::value_t::null).get<std::forward_list<json>>(),
-                              "type must be array, but is null");
+                              "[json.exception.type_error.302] type must be array, but is null");
         }
 
         SECTION("std::vector<json>")
@@ -171,16 +171,16 @@ TEST_CASE("value conversion")
             std::vector<json> a = j.get<std::vector<json>>();
             CHECK(json(a) == j);
 
-            CHECK_THROWS_AS(json(json::value_t::null).get<std::vector<json>>(), std::logic_error);
+            CHECK_THROWS_AS(json(json::value_t::null).get<std::vector<json>>(), json::type_error);
             CHECK_THROWS_WITH(json(json::value_t::null).get<std::vector<json>>(),
-                              "type must be array, but is null");
+                              "[json.exception.type_error.302] type must be array, but is null");
 
 #if not defined(JSON_NOEXCEPTION)
             SECTION("reserve is called on containers that supports it")
             {
                 // making the call to from_json throw in order to check capacity
                 std::vector<float> v;
-                CHECK_THROWS_AS(nlohmann::from_json(j, v), std::logic_error);
+                CHECK_THROWS_AS(nlohmann::from_json(j, v), json::type_error);
                 CHECK(v.capacity() == j.size());
 
                 // make sure all values are properly copied
@@ -198,30 +198,30 @@ TEST_CASE("value conversion")
 
         SECTION("exception in case of a non-array type")
         {
-            CHECK_THROWS_AS(json(json::value_t::null).get<json::array_t>(), std::logic_error);
-            CHECK_THROWS_AS(json(json::value_t::object).get<json::array_t>(), std::logic_error);
-            CHECK_THROWS_AS(json(json::value_t::string).get<json::array_t>(), std::logic_error);
-            CHECK_THROWS_AS(json(json::value_t::boolean).get<json::array_t>(), std::logic_error);
-            CHECK_THROWS_AS(json(json::value_t::number_integer).get<json::array_t>(), std::logic_error);
-            CHECK_THROWS_AS(json(json::value_t::number_unsigned).get<json::array_t>(), std::logic_error);
-            CHECK_THROWS_AS(json(json::value_t::number_float).get<json::array_t>(), std::logic_error);
+            CHECK_THROWS_AS(json(json::value_t::null).get<json::array_t>(), json::type_error);
+            CHECK_THROWS_AS(json(json::value_t::object).get<json::array_t>(), json::type_error);
+            CHECK_THROWS_AS(json(json::value_t::string).get<json::array_t>(), json::type_error);
+            CHECK_THROWS_AS(json(json::value_t::boolean).get<json::array_t>(), json::type_error);
+            CHECK_THROWS_AS(json(json::value_t::number_integer).get<json::array_t>(), json::type_error);
+            CHECK_THROWS_AS(json(json::value_t::number_unsigned).get<json::array_t>(), json::type_error);
+            CHECK_THROWS_AS(json(json::value_t::number_float).get<json::array_t>(), json::type_error);
 
             CHECK_THROWS_WITH(json(json::value_t::object).get<std::vector<int>>(),
-                              "type must be array, but is object");
+                              "[json.exception.type_error.302] type must be array, but is object");
             CHECK_THROWS_WITH(json(json::value_t::null).get<json::array_t>(),
-                              "type must be array, but is null");
+                              "[json.exception.type_error.302] type must be array, but is null");
             CHECK_THROWS_WITH(json(json::value_t::object).get<json::array_t>(),
-                              "type must be array, but is object");
+                              "[json.exception.type_error.302] type must be array, but is object");
             CHECK_THROWS_WITH(json(json::value_t::string).get<json::array_t>(),
-                              "type must be array, but is string");
+                              "[json.exception.type_error.302] type must be array, but is string");
             CHECK_THROWS_WITH(json(json::value_t::boolean).get<json::array_t>(),
-                              "type must be array, but is boolean");
+                              "[json.exception.type_error.302] type must be array, but is boolean");
             CHECK_THROWS_WITH(json(json::value_t::number_integer).get<json::array_t>(),
-                              "type must be array, but is number");
+                              "[json.exception.type_error.302] type must be array, but is number");
             CHECK_THROWS_WITH(json(json::value_t::number_unsigned).get<json::array_t>(),
-                              "type must be array, but is number");
+                              "[json.exception.type_error.302] type must be array, but is number");
             CHECK_THROWS_WITH(json(json::value_t::number_float).get<json::array_t>(),
-                              "type must be array, but is number");
+                              "[json.exception.type_error.302] type must be array, but is number");
         }
     }
 
@@ -280,28 +280,28 @@ TEST_CASE("value conversion")
 
         SECTION("exception in case of a non-string type")
         {
-            CHECK_THROWS_AS(json(json::value_t::null).get<json::string_t>(), std::logic_error);
-            CHECK_THROWS_AS(json(json::value_t::object).get<json::string_t>(), std::logic_error);
-            CHECK_THROWS_AS(json(json::value_t::array).get<json::string_t>(), std::logic_error);
-            CHECK_THROWS_AS(json(json::value_t::boolean).get<json::string_t>(), std::logic_error);
-            CHECK_THROWS_AS(json(json::value_t::number_integer).get<json::string_t>(), std::logic_error);
-            CHECK_THROWS_AS(json(json::value_t::number_unsigned).get<json::string_t>(), std::logic_error);
-            CHECK_THROWS_AS(json(json::value_t::number_float).get<json::string_t>(), std::logic_error);
+            CHECK_THROWS_AS(json(json::value_t::null).get<json::string_t>(), json::type_error);
+            CHECK_THROWS_AS(json(json::value_t::object).get<json::string_t>(), json::type_error);
+            CHECK_THROWS_AS(json(json::value_t::array).get<json::string_t>(), json::type_error);
+            CHECK_THROWS_AS(json(json::value_t::boolean).get<json::string_t>(), json::type_error);
+            CHECK_THROWS_AS(json(json::value_t::number_integer).get<json::string_t>(), json::type_error);
+            CHECK_THROWS_AS(json(json::value_t::number_unsigned).get<json::string_t>(), json::type_error);
+            CHECK_THROWS_AS(json(json::value_t::number_float).get<json::string_t>(), json::type_error);
 
             CHECK_THROWS_WITH(json(json::value_t::null).get<json::string_t>(),
-                              "type must be string, but is null");
+                              "[json.exception.type_error.302] type must be string, but is null");
             CHECK_THROWS_WITH(json(json::value_t::object).get<json::string_t>(),
-                              "type must be string, but is object");
+                              "[json.exception.type_error.302] type must be string, but is object");
             CHECK_THROWS_WITH(json(json::value_t::array).get<json::string_t>(),
-                              "type must be string, but is array");
+                              "[json.exception.type_error.302] type must be string, but is array");
             CHECK_THROWS_WITH(json(json::value_t::boolean).get<json::string_t>(),
-                              "type must be string, but is boolean");
+                              "[json.exception.type_error.302] type must be string, but is boolean");
             CHECK_THROWS_WITH(json(json::value_t::number_integer).get<json::string_t>(),
-                              "type must be string, but is number");
+                              "[json.exception.type_error.302] type must be string, but is number");
             CHECK_THROWS_WITH(json(json::value_t::number_unsigned).get<json::string_t>(),
-                              "type must be string, but is number");
+                              "[json.exception.type_error.302] type must be string, but is number");
             CHECK_THROWS_WITH(json(json::value_t::number_float).get<json::string_t>(),
-                              "type must be string, but is number");
+                              "[json.exception.type_error.302] type must be string, but is number");
         }
     }
 
@@ -342,28 +342,28 @@ TEST_CASE("value conversion")
 
         SECTION("exception in case of a non-string type")
         {
-            CHECK_THROWS_AS(json(json::value_t::null).get<json::boolean_t>(), std::logic_error);
-            CHECK_THROWS_AS(json(json::value_t::object).get<json::boolean_t>(), std::logic_error);
-            CHECK_THROWS_AS(json(json::value_t::array).get<json::boolean_t>(), std::logic_error);
-            CHECK_THROWS_AS(json(json::value_t::string).get<json::boolean_t>(), std::logic_error);
-            CHECK_THROWS_AS(json(json::value_t::number_integer).get<json::boolean_t>(), std::logic_error);
-            CHECK_THROWS_AS(json(json::value_t::number_unsigned).get<json::boolean_t>(), std::logic_error);
-            CHECK_THROWS_AS(json(json::value_t::number_float).get<json::boolean_t>(), std::logic_error);
+            CHECK_THROWS_AS(json(json::value_t::null).get<json::boolean_t>(), json::type_error);
+            CHECK_THROWS_AS(json(json::value_t::object).get<json::boolean_t>(), json::type_error);
+            CHECK_THROWS_AS(json(json::value_t::array).get<json::boolean_t>(), json::type_error);
+            CHECK_THROWS_AS(json(json::value_t::string).get<json::boolean_t>(), json::type_error);
+            CHECK_THROWS_AS(json(json::value_t::number_integer).get<json::boolean_t>(), json::type_error);
+            CHECK_THROWS_AS(json(json::value_t::number_unsigned).get<json::boolean_t>(), json::type_error);
+            CHECK_THROWS_AS(json(json::value_t::number_float).get<json::boolean_t>(), json::type_error);
 
             CHECK_THROWS_WITH(json(json::value_t::null).get<json::boolean_t>(),
-                              "type must be boolean, but is null");
+                              "[json.exception.type_error.302] type must be boolean, but is null");
             CHECK_THROWS_WITH(json(json::value_t::object).get<json::boolean_t>(),
-                              "type must be boolean, but is object");
+                              "[json.exception.type_error.302] type must be boolean, but is object");
             CHECK_THROWS_WITH(json(json::value_t::array).get<json::boolean_t>(),
-                              "type must be boolean, but is array");
+                              "[json.exception.type_error.302] type must be boolean, but is array");
             CHECK_THROWS_WITH(json(json::value_t::string).get<json::boolean_t>(),
-                              "type must be boolean, but is string");
+                              "[json.exception.type_error.302] type must be boolean, but is string");
             CHECK_THROWS_WITH(json(json::value_t::number_integer).get<json::boolean_t>(),
-                              "type must be boolean, but is number");
+                              "[json.exception.type_error.302] type must be boolean, but is number");
             CHECK_THROWS_WITH(json(json::value_t::number_unsigned).get<json::boolean_t>(),
-                              "type must be boolean, but is number");
+                              "[json.exception.type_error.302] type must be boolean, but is number");
             CHECK_THROWS_WITH(json(json::value_t::number_float).get<json::boolean_t>(),
-                              "type must be boolean, but is number");
+                              "[json.exception.type_error.302] type must be boolean, but is number");
         }
     }
 
@@ -598,22 +598,22 @@ TEST_CASE("value conversion")
 
         SECTION("exception in case of a non-number type")
         {
-            CHECK_THROWS_AS(json(json::value_t::null).get<json::number_integer_t>(), std::logic_error);
-            CHECK_THROWS_AS(json(json::value_t::object).get<json::number_integer_t>(), std::logic_error);
-            CHECK_THROWS_AS(json(json::value_t::array).get<json::number_integer_t>(), std::logic_error);
-            CHECK_THROWS_AS(json(json::value_t::string).get<json::number_integer_t>(), std::logic_error);
-            CHECK_THROWS_AS(json(json::value_t::boolean).get<json::number_integer_t>(), std::logic_error);
+            CHECK_THROWS_AS(json(json::value_t::null).get<json::number_integer_t>(), json::type_error);
+            CHECK_THROWS_AS(json(json::value_t::object).get<json::number_integer_t>(), json::type_error);
+            CHECK_THROWS_AS(json(json::value_t::array).get<json::number_integer_t>(), json::type_error);
+            CHECK_THROWS_AS(json(json::value_t::string).get<json::number_integer_t>(), json::type_error);
+            CHECK_THROWS_AS(json(json::value_t::boolean).get<json::number_integer_t>(), json::type_error);
 
             CHECK_THROWS_WITH(json(json::value_t::null).get<json::number_integer_t>(),
-                              "type must be number, but is null");
+                              "[json.exception.type_error.302] type must be number, but is null");
             CHECK_THROWS_WITH(json(json::value_t::object).get<json::number_integer_t>(),
-                              "type must be number, but is object");
+                              "[json.exception.type_error.302] type must be number, but is object");
             CHECK_THROWS_WITH(json(json::value_t::array).get<json::number_integer_t>(),
-                              "type must be number, but is array");
+                              "[json.exception.type_error.302] type must be number, but is array");
             CHECK_THROWS_WITH(json(json::value_t::string).get<json::number_integer_t>(),
-                              "type must be number, but is string");
+                              "[json.exception.type_error.302] type must be number, but is string");
             CHECK_THROWS_WITH(json(json::value_t::boolean).get<json::number_integer_t>(),
-                              "type must be number, but is boolean");
+                              "[json.exception.type_error.302] type must be number, but is boolean");
 
             CHECK_NOTHROW(json(json::value_t::number_float).get<json::number_integer_t>());
             CHECK_NOTHROW(json(json::value_t::number_float).get<json::number_unsigned_t>());
@@ -857,22 +857,22 @@ TEST_CASE("value conversion")
 
         SECTION("exception in case of a non-string type")
         {
-            CHECK_THROWS_AS(json(json::value_t::null).get<json::number_float_t>(), std::logic_error);
-            CHECK_THROWS_AS(json(json::value_t::object).get<json::number_float_t>(), std::logic_error);
-            CHECK_THROWS_AS(json(json::value_t::array).get<json::number_float_t>(), std::logic_error);
-            CHECK_THROWS_AS(json(json::value_t::string).get<json::number_float_t>(), std::logic_error);
-            CHECK_THROWS_AS(json(json::value_t::boolean).get<json::number_float_t>(), std::logic_error);
+            CHECK_THROWS_AS(json(json::value_t::null).get<json::number_float_t>(), json::type_error);
+            CHECK_THROWS_AS(json(json::value_t::object).get<json::number_float_t>(), json::type_error);
+            CHECK_THROWS_AS(json(json::value_t::array).get<json::number_float_t>(), json::type_error);
+            CHECK_THROWS_AS(json(json::value_t::string).get<json::number_float_t>(), json::type_error);
+            CHECK_THROWS_AS(json(json::value_t::boolean).get<json::number_float_t>(), json::type_error);
 
             CHECK_THROWS_WITH(json(json::value_t::null).get<json::number_float_t>(),
-                              "type must be number, but is null");
+                              "[json.exception.type_error.302] type must be number, but is null");
             CHECK_THROWS_WITH(json(json::value_t::object).get<json::number_float_t>(),
-                              "type must be number, but is object");
+                              "[json.exception.type_error.302] type must be number, but is object");
             CHECK_THROWS_WITH(json(json::value_t::array).get<json::number_float_t>(),
-                              "type must be number, but is array");
+                              "[json.exception.type_error.302] type must be number, but is array");
             CHECK_THROWS_WITH(json(json::value_t::string).get<json::number_float_t>(),
-                              "type must be number, but is string");
+                              "[json.exception.type_error.302] type must be number, but is string");
             CHECK_THROWS_WITH(json(json::value_t::boolean).get<json::number_float_t>(),
-                              "type must be number, but is boolean");
+                              "[json.exception.type_error.302] type must be number, but is boolean");
 
             CHECK_NOTHROW(json(json::value_t::number_integer).get<json::number_float_t>());
             CHECK_NOTHROW(json(json::value_t::number_unsigned).get<json::number_float_t>());
@@ -954,8 +954,8 @@ TEST_CASE("value conversion")
 
             SECTION("exception in case of a non-object type")
             {
-                CHECK_THROWS_AS((json().get<std::map<std::string, int>>()), std::logic_error);
-                CHECK_THROWS_WITH((json().get<std::map<std::string, int>>()), "type must be object, but is null");
+                CHECK_THROWS_AS((json().get<std::map<std::string, int>>()), json::type_error);
+                CHECK_THROWS_WITH((json().get<std::map<std::string, int>>()), "[json.exception.type_error.302] type must be object, but is null");
             }
         }
 
@@ -1023,17 +1023,17 @@ TEST_CASE("value conversion")
 
             SECTION("exception in case of a non-object type")
             {
-                CHECK_THROWS_AS((json().get<std::list<int>>()), std::logic_error);
-                CHECK_THROWS_AS((json().get<std::vector<int>>()), std::logic_error);
-                CHECK_THROWS_AS((json().get<std::vector<json>>()), std::logic_error);
-                CHECK_THROWS_AS((json().get<std::list<json>>()), std::logic_error);
+                CHECK_THROWS_AS((json().get<std::list<int>>()), json::type_error);
+                CHECK_THROWS_AS((json().get<std::vector<int>>()), json::type_error);
+                CHECK_THROWS_AS((json().get<std::vector<json>>()), json::type_error);
+                CHECK_THROWS_AS((json().get<std::list<json>>()), json::type_error);
 
                 // does type really must be an array? or it rather must not be null?
                 // that's what I thought when other test like this one broke
-                CHECK_THROWS_WITH((json().get<std::list<int>>()), "type must be array, but is null");
-                CHECK_THROWS_WITH((json().get<std::vector<int>>()), "type must be array, but is null");
-                CHECK_THROWS_WITH((json().get<std::vector<json>>()), "type must be array, but is null");
-                CHECK_THROWS_WITH((json().get<std::list<json>>()), "type must be array, but is null");
+                CHECK_THROWS_WITH((json().get<std::list<int>>()), "[json.exception.type_error.302] type must be array, but is null");
+                CHECK_THROWS_WITH((json().get<std::vector<int>>()), "[json.exception.type_error.302] type must be array, but is null");
+                CHECK_THROWS_WITH((json().get<std::vector<json>>()), "[json.exception.type_error.302] type must be array, but is null");
+                CHECK_THROWS_WITH((json().get<std::list<json>>()), "[json.exception.type_error.302] type must be array, but is null");
             }
         }
     }

test/src/unit-deserialization.cpp

@@ -90,15 +90,17 @@ TEST_CASE("deserialization")
             std::stringstream ss1, ss2;
             ss1 << "[\"foo\",1,2,3,false,{\"one\":1}";
             ss2 << "[\"foo\",1,2,3,false,{\"one\":1}";
-            CHECK_THROWS_AS(json::parse(ss1), std::invalid_argument);
-            CHECK_THROWS_WITH(json::parse(ss2), "parse error - unexpected end of input; expected ']'");
+            CHECK_THROWS_AS(json::parse(ss1), json::parse_error);
+            CHECK_THROWS_WITH(json::parse(ss2),
+                              "[json.exception.parse_error.101] parse error at 30: parse error - unexpected end of input; expected ']'");
         }
 
         SECTION("string")
         {
             json::string_t s = "[\"foo\",1,2,3,false,{\"one\":1}";
-            CHECK_THROWS_AS(json::parse(s), std::invalid_argument);
-            CHECK_THROWS_WITH(json::parse(s), "parse error - unexpected end of input; expected ']'");
+            CHECK_THROWS_AS(json::parse(s), json::parse_error);
+            CHECK_THROWS_WITH(json::parse(s),
+                              "[json.exception.parse_error.101] parse error at 29: parse error - unexpected end of input; expected ']'");
         }
 
         SECTION("operator<<")
@@ -107,8 +109,9 @@ TEST_CASE("deserialization")
             ss1 << "[\"foo\",1,2,3,false,{\"one\":1}";
             ss2 << "[\"foo\",1,2,3,false,{\"one\":1}";
             json j;
-            CHECK_THROWS_AS(j << ss1, std::invalid_argument);
-            CHECK_THROWS_WITH(j << ss2, "parse error - unexpected end of input; expected ']'");
+            CHECK_THROWS_AS(j << ss1, json::parse_error);
+            CHECK_THROWS_WITH(j << ss2,
+                              "[json.exception.parse_error.101] parse error at 30: parse error - unexpected end of input; expected ']'");
         }
 
         SECTION("operator>>")
@@ -117,15 +120,16 @@ TEST_CASE("deserialization")
             ss1 << "[\"foo\",1,2,3,false,{\"one\":1}";
             ss2 << "[\"foo\",1,2,3,false,{\"one\":1}";
             json j;
-            CHECK_THROWS_AS(ss1 >> j, std::invalid_argument);
-            CHECK_THROWS_WITH(ss2 >> j, "parse error - unexpected end of input; expected ']'");
+            CHECK_THROWS_AS(ss1 >> j, json::parse_error);
+            CHECK_THROWS_WITH(ss2 >> j,
+                              "[json.exception.parse_error.101] parse error at 30: parse error - unexpected end of input; expected ']'");
         }
 
         SECTION("user-defined string literal")
         {
-            CHECK_THROWS_AS("[\"foo\",1,2,3,false,{\"one\":1}"_json, std::invalid_argument);
+            CHECK_THROWS_AS("[\"foo\",1,2,3,false,{\"one\":1}"_json, json::parse_error);
             CHECK_THROWS_WITH("[\"foo\",1,2,3,false,{\"one\":1}"_json,
-                              "parse error - unexpected end of input; expected ']'");
+                              "[json.exception.parse_error.101] parse error at 29: parse error - unexpected end of input; expected ']'");
         }
     }
 
@@ -178,7 +182,7 @@ TEST_CASE("deserialization")
             SECTION("empty container")
             {
                 std::vector<uint8_t> v;
-                CHECK_THROWS_AS(json::parse(v), std::invalid_argument);
+                CHECK_THROWS_AS(json::parse(v), json::parse_error);
             }
         }
 
@@ -223,7 +227,7 @@ TEST_CASE("deserialization")
             SECTION("with empty range")
             {
                 std::vector<uint8_t> v;
-                CHECK_THROWS_AS(json::parse(std::begin(v), std::end(v)), std::invalid_argument);
+                CHECK_THROWS_AS(json::parse(std::begin(v), std::end(v)), json::parse_error);
             }
         }
 
@@ -233,91 +237,91 @@ TEST_CASE("deserialization")
             SECTION("case 1")
             {
                 uint8_t v[] = {'\"', 'a', 'a', 'a', 'a', 'a', 'a', '\\', 'u'};
-                CHECK_THROWS_AS(json::parse(std::begin(v), std::end(v)), std::invalid_argument);
+                CHECK_THROWS_AS(json::parse(std::begin(v), std::end(v)), json::parse_error);
             }
 
             SECTION("case 2")
             {
                 uint8_t v[] = {'\"', 'a', 'a', 'a', 'a', 'a', 'a', '\\', 'u', '1'};
-                CHECK_THROWS_AS(json::parse(std::begin(v), std::end(v)), std::invalid_argument);
+                CHECK_THROWS_AS(json::parse(std::begin(v), std::end(v)), json::parse_error);
             }
 
             SECTION("case 3")
             {
                 uint8_t v[] = {'\"', 'a', 'a', 'a', 'a', 'a', 'a', '\\', 'u', '1', '1', '1', '1', '1', '1', '1', '1'};
-                CHECK_THROWS_AS(json::parse(std::begin(v), std::end(v)), std::invalid_argument);
+                CHECK_THROWS_AS(json::parse(std::begin(v), std::end(v)), json::parse_error);
             }
 
             SECTION("case 4")
             {
                 uint8_t v[] = {'\"', 'a', 'a', 'a', 'a', 'a', 'a', 'u', '1', '1', '1', '1', '1', '1', '1', '1', '\\'};
-                CHECK_THROWS_AS(json::parse(std::begin(v), std::end(v)), std::invalid_argument);
+                CHECK_THROWS_AS(json::parse(std::begin(v), std::end(v)), json::parse_error);
             }
 
             SECTION("case 5")
             {
                 uint8_t v[] = {'\"', 0x7F, 0xC1};
-                CHECK_THROWS_AS(json::parse(std::begin(v), std::end(v)), std::invalid_argument);
+                CHECK_THROWS_AS(json::parse(std::begin(v), std::end(v)), json::parse_error);
             }
 
             SECTION("case 6")
             {
                 uint8_t v[] = {'\"', 0x7F, 0xDF, 0x7F};
-                CHECK_THROWS_AS(json::parse(std::begin(v), std::end(v)), std::invalid_argument);
+                CHECK_THROWS_AS(json::parse(std::begin(v), std::end(v)), json::parse_error);
             }
 
             SECTION("case 7")
             {
                 uint8_t v[] = {'\"', 0x7F, 0xDF, 0xC0};
-                CHECK_THROWS_AS(json::parse(std::begin(v), std::end(v)), std::invalid_argument);
+                CHECK_THROWS_AS(json::parse(std::begin(v), std::end(v)), json::parse_error);
             }
 
             SECTION("case 8")
             {
                 uint8_t v[] = {'\"', 0x7F, 0xE0, 0x9F};
-                CHECK_THROWS_AS(json::parse(std::begin(v), std::end(v)), std::invalid_argument);
+                CHECK_THROWS_AS(json::parse(std::begin(v), std::end(v)), json::parse_error);
             }
 
             SECTION("case 9")
             {
                 uint8_t v[] = {'\"', 0x7F, 0xEF, 0xC0};
-                CHECK_THROWS_AS(json::parse(std::begin(v), std::end(v)), std::invalid_argument);
+                CHECK_THROWS_AS(json::parse(std::begin(v), std::end(v)), json::parse_error);
             }
 
             SECTION("case 10")
             {
                 uint8_t v[] = {'\"', 0x7F, 0xED, 0x7F};
-                CHECK_THROWS_AS(json::parse(std::begin(v), std::end(v)), std::invalid_argument);
+                CHECK_THROWS_AS(json::parse(std::begin(v), std::end(v)), json::parse_error);
             }
 
             SECTION("case 11")
             {
                 uint8_t v[] = {'\"', 0x7F, 0xF0, 0x8F};
-                CHECK_THROWS_AS(json::parse(std::begin(v), std::end(v)), std::invalid_argument);
+                CHECK_THROWS_AS(json::parse(std::begin(v), std::end(v)), json::parse_error);
             }
 
             SECTION("case 12")
             {
                 uint8_t v[] = {'\"', 0x7F, 0xF0, 0xC0};
-                CHECK_THROWS_AS(json::parse(std::begin(v), std::end(v)), std::invalid_argument);
+                CHECK_THROWS_AS(json::parse(std::begin(v), std::end(v)), json::parse_error);
             }
 
             SECTION("case 13")
             {
                 uint8_t v[] = {'\"', 0x7F, 0xF3, 0x7F};
-                CHECK_THROWS_AS(json::parse(std::begin(v), std::end(v)), std::invalid_argument);
+                CHECK_THROWS_AS(json::parse(std::begin(v), std::end(v)), json::parse_error);
             }
 
             SECTION("case 14")
             {
                 uint8_t v[] = {'\"', 0x7F, 0xF3, 0xC0};
-                CHECK_THROWS_AS(json::parse(std::begin(v), std::end(v)), std::invalid_argument);
+                CHECK_THROWS_AS(json::parse(std::begin(v), std::end(v)), json::parse_error);
             }
 
             SECTION("case 15")
             {
                 uint8_t v[] = {'\"', 0x7F, 0xF4, 0x7F};
-                CHECK_THROWS_AS(json::parse(std::begin(v), std::end(v)), std::invalid_argument);
+                CHECK_THROWS_AS(json::parse(std::begin(v), std::end(v)), json::parse_error);
             }
         }
     }

test/src/unit-element_access1.cpp

@@ -63,11 +63,13 @@ TEST_CASE("element access 1")
 
             SECTION("access outside bounds")
             {
-                CHECK_THROWS_AS(j.at(8), std::out_of_range);
-                CHECK_THROWS_AS(j_const.at(8), std::out_of_range);
+                CHECK_THROWS_AS(j.at(8), json::out_of_range);
+                CHECK_THROWS_AS(j_const.at(8), json::out_of_range);
 
-                CHECK_THROWS_WITH(j.at(8), "array index 8 is out of range");
-                CHECK_THROWS_WITH(j_const.at(8), "array index 8 is out of range");
+                CHECK_THROWS_WITH(j.at(8),
+                                  "[json.exception.out_of_range.401] array index 8 is out of range");
+                CHECK_THROWS_WITH(j_const.at(8),
+                                  "[json.exception.out_of_range.401] array index 8 is out of range");
             }
 
             SECTION("access on non-array type")
@@ -76,77 +78,77 @@ TEST_CASE("element access 1")
                 {
                     json j_nonarray(json::value_t::null);
                     const json j_nonarray_const(j_nonarray);
-                    CHECK_THROWS_AS(j_nonarray.at(0), std::domain_error);
-                    CHECK_THROWS_AS(j_nonarray_const.at(0), std::domain_error);
+                    CHECK_THROWS_AS(j_nonarray.at(0), json::type_error);
+                    CHECK_THROWS_AS(j_nonarray_const.at(0), json::type_error);
 
-                    CHECK_THROWS_WITH(j_nonarray.at(0), "cannot use at() with null");
-                    CHECK_THROWS_WITH(j_nonarray_const.at(0), "cannot use at() with null");
+                    CHECK_THROWS_WITH(j_nonarray.at(0), "[json.exception.type_error.304] cannot use at() with null");
+                    CHECK_THROWS_WITH(j_nonarray_const.at(0), "[json.exception.type_error.304] cannot use at() with null");
                 }
 
                 SECTION("boolean")
                 {
                     json j_nonarray(json::value_t::boolean);
                     const json j_nonarray_const(j_nonarray);
-                    CHECK_THROWS_AS(j_nonarray.at(0), std::domain_error);
-                    CHECK_THROWS_AS(j_nonarray_const.at(0), std::domain_error);
+                    CHECK_THROWS_AS(j_nonarray.at(0), json::type_error);
+                    CHECK_THROWS_AS(j_nonarray_const.at(0), json::type_error);
 
-                    CHECK_THROWS_WITH(j_nonarray.at(0), "cannot use at() with boolean");
-                    CHECK_THROWS_WITH(j_nonarray_const.at(0), "cannot use at() with boolean");
+                    CHECK_THROWS_WITH(j_nonarray.at(0), "[json.exception.type_error.304] cannot use at() with boolean");
+                    CHECK_THROWS_WITH(j_nonarray_const.at(0), "[json.exception.type_error.304] cannot use at() with boolean");
                 }
 
                 SECTION("string")
                 {
                     json j_nonarray(json::value_t::string);
                     const json j_nonarray_const(j_nonarray);
-                    CHECK_THROWS_AS(j_nonarray.at(0), std::domain_error);
-                    CHECK_THROWS_AS(j_nonarray_const.at(0), std::domain_error);
+                    CHECK_THROWS_AS(j_nonarray.at(0), json::type_error);
+                    CHECK_THROWS_AS(j_nonarray_const.at(0), json::type_error);
 
-                    CHECK_THROWS_WITH(j_nonarray.at(0), "cannot use at() with string");
-                    CHECK_THROWS_WITH(j_nonarray_const.at(0), "cannot use at() with string");
+                    CHECK_THROWS_WITH(j_nonarray.at(0), "[json.exception.type_error.304] cannot use at() with string");
+                    CHECK_THROWS_WITH(j_nonarray_const.at(0), "[json.exception.type_error.304] cannot use at() with string");
                 }
 
                 SECTION("object")
                 {
                     json j_nonarray(json::value_t::object);
                     const json j_nonarray_const(j_nonarray);
-                    CHECK_THROWS_AS(j_nonarray.at(0), std::domain_error);
-                    CHECK_THROWS_AS(j_nonarray_const.at(0), std::domain_error);
+                    CHECK_THROWS_AS(j_nonarray.at(0), json::type_error);
+                    CHECK_THROWS_AS(j_nonarray_const.at(0), json::type_error);
 
-                    CHECK_THROWS_WITH(j_nonarray.at(0), "cannot use at() with object");
-                    CHECK_THROWS_WITH(j_nonarray_const.at(0), "cannot use at() with object");
+                    CHECK_THROWS_WITH(j_nonarray.at(0), "[json.exception.type_error.304] cannot use at() with object");
+                    CHECK_THROWS_WITH(j_nonarray_const.at(0), "[json.exception.type_error.304] cannot use at() with object");
                 }
 
                 SECTION("number (integer)")
                 {
                     json j_nonarray(json::value_t::number_integer);
                     const json j_nonarray_const(j_nonarray);
-                    CHECK_THROWS_AS(j_nonarray.at(0), std::domain_error);
-                    CHECK_THROWS_AS(j_nonarray_const.at(0), std::domain_error);
+                    CHECK_THROWS_AS(j_nonarray.at(0), json::type_error);
+                    CHECK_THROWS_AS(j_nonarray_const.at(0), json::type_error);
 
-                    CHECK_THROWS_WITH(j_nonarray.at(0), "cannot use at() with number");
-                    CHECK_THROWS_WITH(j_nonarray_const.at(0), "cannot use at() with number");
+                    CHECK_THROWS_WITH(j_nonarray.at(0), "[json.exception.type_error.304] cannot use at() with number");
+                    CHECK_THROWS_WITH(j_nonarray_const.at(0), "[json.exception.type_error.304] cannot use at() with number");
                 }
 
                 SECTION("number (unsigned)")
                 {
                     json j_nonarray(json::value_t::number_unsigned);
                     const json j_nonarray_const(j_nonarray);
-                    CHECK_THROWS_AS(j_nonarray.at(0), std::domain_error);
-                    CHECK_THROWS_AS(j_nonarray_const.at(0), std::domain_error);
+                    CHECK_THROWS_AS(j_nonarray.at(0), json::type_error);
+                    CHECK_THROWS_AS(j_nonarray_const.at(0), json::type_error);
 
-                    CHECK_THROWS_WITH(j_nonarray.at(0), "cannot use at() with number");
-                    CHECK_THROWS_WITH(j_nonarray_const.at(0), "cannot use at() with number");
+                    CHECK_THROWS_WITH(j_nonarray.at(0), "[json.exception.type_error.304] cannot use at() with number");
+                    CHECK_THROWS_WITH(j_nonarray_const.at(0), "[json.exception.type_error.304] cannot use at() with number");
                 }
 
                 SECTION("number (floating-point)")
                 {
                     json j_nonarray(json::value_t::number_float);
                     const json j_nonarray_const(j_nonarray);
-                    CHECK_THROWS_AS(j_nonarray.at(0), std::domain_error);
-                    CHECK_THROWS_AS(j_nonarray_const.at(0), std::domain_error);
+                    CHECK_THROWS_AS(j_nonarray.at(0), json::type_error);
+                    CHECK_THROWS_AS(j_nonarray_const.at(0), json::type_error);
 
-                    CHECK_THROWS_WITH(j_nonarray.at(0), "cannot use at() with number");
-                    CHECK_THROWS_WITH(j_nonarray_const.at(0), "cannot use at() with number");
+                    CHECK_THROWS_WITH(j_nonarray.at(0), "[json.exception.type_error.304] cannot use at() with number");
+                    CHECK_THROWS_WITH(j_nonarray_const.at(0), "[json.exception.type_error.304] cannot use at() with number");
                 }
             }
         }
@@ -191,8 +193,8 @@ TEST_CASE("element access 1")
                         json j_nonarray(json::value_t::null);
                         const json j_nonarray_const(j_nonarray);
                         CHECK_NOTHROW(j_nonarray[0]);
-                        CHECK_THROWS_AS(j_nonarray_const[0], std::domain_error);
-                        CHECK_THROWS_WITH(j_nonarray_const[0], "cannot use operator[] with null");
+                        CHECK_THROWS_AS(j_nonarray_const[0], json::type_error);
+                        CHECK_THROWS_WITH(j_nonarray_const[0], "[json.exception.type_error.305] cannot use operator[] with null");
                     }
 
                     SECTION("implicit transformation to properly filled array")
@@ -207,60 +209,60 @@ TEST_CASE("element access 1")
                 {
                     json j_nonarray(json::value_t::boolean);
                     const json j_nonarray_const(j_nonarray);
-                    CHECK_THROWS_AS(j_nonarray[0], std::domain_error);
-                    CHECK_THROWS_AS(j_nonarray_const[0], std::domain_error);
-                    CHECK_THROWS_WITH(j_nonarray[0], "cannot use operator[] with boolean");
-                    CHECK_THROWS_WITH(j_nonarray_const[0], "cannot use operator[] with boolean");
+                    CHECK_THROWS_AS(j_nonarray[0], json::type_error);
+                    CHECK_THROWS_AS(j_nonarray_const[0], json::type_error);
+                    CHECK_THROWS_WITH(j_nonarray[0], "[json.exception.type_error.305] cannot use operator[] with boolean");
+                    CHECK_THROWS_WITH(j_nonarray_const[0], "[json.exception.type_error.305] cannot use operator[] with boolean");
                 }
 
                 SECTION("string")
                 {
                     json j_nonarray(json::value_t::string);
                     const json j_nonarray_const(j_nonarray);
-                    CHECK_THROWS_AS(j_nonarray[0], std::domain_error);
-                    CHECK_THROWS_AS(j_nonarray_const[0], std::domain_error);
-                    CHECK_THROWS_WITH(j_nonarray[0], "cannot use operator[] with string");
-                    CHECK_THROWS_WITH(j_nonarray_const[0], "cannot use operator[] with string");
+                    CHECK_THROWS_AS(j_nonarray[0], json::type_error);
+                    CHECK_THROWS_AS(j_nonarray_const[0], json::type_error);
+                    CHECK_THROWS_WITH(j_nonarray[0], "[json.exception.type_error.305] cannot use operator[] with string");
+                    CHECK_THROWS_WITH(j_nonarray_const[0], "[json.exception.type_error.305] cannot use operator[] with string");
                 }
 
                 SECTION("object")
                 {
                     json j_nonarray(json::value_t::object);
                     const json j_nonarray_const(j_nonarray);
-                    CHECK_THROWS_AS(j_nonarray[0], std::domain_error);
-                    CHECK_THROWS_AS(j_nonarray_const[0], std::domain_error);
-                    CHECK_THROWS_WITH(j_nonarray[0], "cannot use operator[] with object");
-                    CHECK_THROWS_WITH(j_nonarray_const[0], "cannot use operator[] with object");
+                    CHECK_THROWS_AS(j_nonarray[0], json::type_error);
+                    CHECK_THROWS_AS(j_nonarray_const[0], json::type_error);
+                    CHECK_THROWS_WITH(j_nonarray[0], "[json.exception.type_error.305] cannot use operator[] with object");
+                    CHECK_THROWS_WITH(j_nonarray_const[0], "[json.exception.type_error.305] cannot use operator[] with object");
                 }
 
                 SECTION("number (integer)")
                 {
                     json j_nonarray(json::value_t::number_integer);
                     const json j_nonarray_const(j_nonarray);
-                    CHECK_THROWS_AS(j_nonarray[0], std::domain_error);
-                    CHECK_THROWS_AS(j_nonarray_const[0], std::domain_error);
-                    CHECK_THROWS_WITH(j_nonarray[0], "cannot use operator[] with number");
-                    CHECK_THROWS_WITH(j_nonarray_const[0], "cannot use operator[] with number");
+                    CHECK_THROWS_AS(j_nonarray[0], json::type_error);
+                    CHECK_THROWS_AS(j_nonarray_const[0], json::type_error);
+                    CHECK_THROWS_WITH(j_nonarray[0], "[json.exception.type_error.305] cannot use operator[] with number");
+                    CHECK_THROWS_WITH(j_nonarray_const[0], "[json.exception.type_error.305] cannot use operator[] with number");
                 }
 
                 SECTION("number (unsigned)")
                 {
                     json j_nonarray(json::value_t::number_unsigned);
                     const json j_nonarray_const(j_nonarray);
-                    CHECK_THROWS_AS(j_nonarray[0], std::domain_error);
-                    CHECK_THROWS_AS(j_nonarray_const[0], std::domain_error);
-                    CHECK_THROWS_WITH(j_nonarray[0], "cannot use operator[] with number");
-                    CHECK_THROWS_WITH(j_nonarray_const[0], "cannot use operator[] with number");
+                    CHECK_THROWS_AS(j_nonarray[0], json::type_error);
+                    CHECK_THROWS_AS(j_nonarray_const[0], json::type_error);
+                    CHECK_THROWS_WITH(j_nonarray[0], "[json.exception.type_error.305] cannot use operator[] with number");
+                    CHECK_THROWS_WITH(j_nonarray_const[0], "[json.exception.type_error.305] cannot use operator[] with number");
                 }
 
                 SECTION("number (floating-point)")
                 {
                     json j_nonarray(json::value_t::number_float);
                     const json j_nonarray_const(j_nonarray);
-                    CHECK_THROWS_AS(j_nonarray[0], std::domain_error);
-                    CHECK_THROWS_AS(j_nonarray_const[0], std::domain_error);
-                    CHECK_THROWS_WITH(j_nonarray[0], "cannot use operator[] with number");
-                    CHECK_THROWS_WITH(j_nonarray_const[0], "cannot use operator[] with number");
+                    CHECK_THROWS_AS(j_nonarray[0], json::type_error);
+                    CHECK_THROWS_AS(j_nonarray_const[0], json::type_error);
+                    CHECK_THROWS_WITH(j_nonarray[0], "[json.exception.type_error.305] cannot use operator[] with number");
+                    CHECK_THROWS_WITH(j_nonarray_const[0], "[json.exception.type_error.305] cannot use operator[] with number");
                 }
             }
         }
@@ -311,8 +313,9 @@ TEST_CASE("element access 1")
                 }
                 {
                     json jarray = {1, 1u, true, nullptr, "string", 42.23, json::object(), {1, 2, 3}};
-                    CHECK_THROWS_AS(jarray.erase(8), std::out_of_range);
-                    CHECK_THROWS_WITH(jarray.erase(8), "array index 8 is out of range");
+                    CHECK_THROWS_AS(jarray.erase(8), json::out_of_range);
+                    CHECK_THROWS_WITH(jarray.erase(8),
+                                      "[json.exception.out_of_range.401] array index 8 is out of range");
                 }
             }
 
@@ -405,34 +408,36 @@ TEST_CASE("element access 1")
                     {
                         json jarray = {1, 1u, true, nullptr, "string", 42.23, json::object(), {1, 2, 3}};
                         json jarray2 = {"foo", "bar"};
-                        CHECK_THROWS_AS(jarray.erase(jarray2.begin()), std::domain_error);
-                        CHECK_THROWS_AS(jarray.erase(jarray.begin(), jarray2.end()), std::domain_error);
-                        CHECK_THROWS_AS(jarray.erase(jarray2.begin(), jarray.end()), std::domain_error);
-                        CHECK_THROWS_AS(jarray.erase(jarray2.begin(), jarray2.end()), std::domain_error);
+                        CHECK_THROWS_AS(jarray.erase(jarray2.begin()), json::invalid_iterator);
+                        CHECK_THROWS_AS(jarray.erase(jarray.begin(), jarray2.end()), json::invalid_iterator);
+                        CHECK_THROWS_AS(jarray.erase(jarray2.begin(), jarray.end()), json::invalid_iterator);
+                        CHECK_THROWS_AS(jarray.erase(jarray2.begin(), jarray2.end()), json::invalid_iterator);
 
-                        CHECK_THROWS_WITH(jarray.erase(jarray2.begin()), "iterator does not fit current value");
+                        CHECK_THROWS_WITH(jarray.erase(jarray2.begin()),
+                                          "[json.exception.invalid_iterator.202] iterator does not fit current value");
                         CHECK_THROWS_WITH(jarray.erase(jarray.begin(), jarray2.end()),
-                                          "iterators do not fit current value");
+                                          "[json.exception.invalid_iterator.203] iterators do not fit current value");
                         CHECK_THROWS_WITH(jarray.erase(jarray2.begin(), jarray.end()),
-                                          "iterators do not fit current value");
+                                          "[json.exception.invalid_iterator.203] iterators do not fit current value");
                         CHECK_THROWS_WITH(jarray.erase(jarray2.begin(), jarray2.end()),
-                                          "iterators do not fit current value");
+                                          "[json.exception.invalid_iterator.203] iterators do not fit current value");
                     }
                     {
                         json jarray = {1, 1u, true, nullptr, "string", 42.23, json::object(), {1, 2, 3}};
                         json jarray2 = {"foo", "bar"};
-                        CHECK_THROWS_AS(jarray.erase(jarray2.cbegin()), std::domain_error);
-                        CHECK_THROWS_AS(jarray.erase(jarray.cbegin(), jarray2.cend()), std::domain_error);
-                        CHECK_THROWS_AS(jarray.erase(jarray2.cbegin(), jarray.cend()), std::domain_error);
-                        CHECK_THROWS_AS(jarray.erase(jarray2.cbegin(), jarray2.cend()), std::domain_error);
+                        CHECK_THROWS_AS(jarray.erase(jarray2.cbegin()), json::invalid_iterator);
+                        CHECK_THROWS_AS(jarray.erase(jarray.cbegin(), jarray2.cend()), json::invalid_iterator);
+                        CHECK_THROWS_AS(jarray.erase(jarray2.cbegin(), jarray.cend()), json::invalid_iterator);
+                        CHECK_THROWS_AS(jarray.erase(jarray2.cbegin(), jarray2.cend()), json::invalid_iterator);
 
-                        CHECK_THROWS_WITH(jarray.erase(jarray2.cbegin()), "iterator does not fit current value");
+                        CHECK_THROWS_WITH(jarray.erase(jarray2.cbegin()),
+                                          "[json.exception.invalid_iterator.202] iterator does not fit current value");
                         CHECK_THROWS_WITH(jarray.erase(jarray.cbegin(), jarray2.cend()),
-                                          "iterators do not fit current value");
+                                          "[json.exception.invalid_iterator.203] iterators do not fit current value");
                         CHECK_THROWS_WITH(jarray.erase(jarray2.cbegin(), jarray.cend()),
-                                          "iterators do not fit current value");
+                                          "[json.exception.invalid_iterator.203] iterators do not fit current value");
                         CHECK_THROWS_WITH(jarray.erase(jarray2.cbegin(), jarray2.cend()),
-                                          "iterators do not fit current value");
+                                          "[json.exception.invalid_iterator.203] iterators do not fit current value");
                     }
                 }
             }
@@ -442,50 +447,57 @@ TEST_CASE("element access 1")
                 SECTION("null")
                 {
                     json j_nonobject(json::value_t::null);
-                    CHECK_THROWS_AS(j_nonobject.erase(0), std::domain_error);
-                    CHECK_THROWS_WITH(j_nonobject.erase(0), "cannot use erase() with null");
+                    CHECK_THROWS_AS(j_nonobject.erase(0), json::type_error);
+                    CHECK_THROWS_WITH(j_nonobject.erase(0),
+                                      "[json.exception.type_error.307] cannot use erase() with null");
                 }
 
                 SECTION("boolean")
                 {
                     json j_nonobject(json::value_t::boolean);
-                    CHECK_THROWS_AS(j_nonobject.erase(0), std::domain_error);
-                    CHECK_THROWS_WITH(j_nonobject.erase(0), "cannot use erase() with boolean");
+                    CHECK_THROWS_AS(j_nonobject.erase(0), json::type_error);
+                    CHECK_THROWS_WITH(j_nonobject.erase(0),
+                                      "[json.exception.type_error.307] cannot use erase() with boolean");
                 }
 
                 SECTION("string")
                 {
                     json j_nonobject(json::value_t::string);
-                    CHECK_THROWS_AS(j_nonobject.erase(0), std::domain_error);
-                    CHECK_THROWS_WITH(j_nonobject.erase(0), "cannot use erase() with string");
+                    CHECK_THROWS_AS(j_nonobject.erase(0), json::type_error);
+                    CHECK_THROWS_WITH(j_nonobject.erase(0),
+                                      "[json.exception.type_error.307] cannot use erase() with string");
                 }
 
                 SECTION("object")
                 {
                     json j_nonobject(json::value_t::object);
-                    CHECK_THROWS_AS(j_nonobject.erase(0), std::domain_error);
-                    CHECK_THROWS_WITH(j_nonobject.erase(0), "cannot use erase() with object");
+                    CHECK_THROWS_AS(j_nonobject.erase(0), json::type_error);
+                    CHECK_THROWS_WITH(j_nonobject.erase(0),
+                                      "[json.exception.type_error.307] cannot use erase() with object");
                 }
 
                 SECTION("number (integer)")
                 {
                     json j_nonobject(json::value_t::number_integer);
-                    CHECK_THROWS_AS(j_nonobject.erase(0), std::domain_error);
-                    CHECK_THROWS_WITH(j_nonobject.erase(0), "cannot use erase() with number");
+                    CHECK_THROWS_AS(j_nonobject.erase(0), json::type_error);
+                    CHECK_THROWS_WITH(j_nonobject.erase(0),
+                                      "[json.exception.type_error.307] cannot use erase() with number");
                 }
 
                 SECTION("number (unsigned)")
                 {
                     json j_nonobject(json::value_t::number_unsigned);
-                    CHECK_THROWS_AS(j_nonobject.erase(0), std::domain_error);
-                    CHECK_THROWS_WITH(j_nonobject.erase(0), "cannot use erase() with number");
+                    CHECK_THROWS_AS(j_nonobject.erase(0), json::type_error);
+                    CHECK_THROWS_WITH(j_nonobject.erase(0),
+                                      "[json.exception.type_error.307] cannot use erase() with number");
                 }
 
                 SECTION("number (floating-point)")
                 {
                     json j_nonobject(json::value_t::number_float);
-                    CHECK_THROWS_AS(j_nonobject.erase(0), std::domain_error);
-                    CHECK_THROWS_WITH(j_nonobject.erase(0), "cannot use erase() with number");
+                    CHECK_THROWS_AS(j_nonobject.erase(0), json::type_error);
+                    CHECK_THROWS_WITH(j_nonobject.erase(0),
+                                      "[json.exception.type_error.307] cannot use erase() with number");
                 }
             }
         }
@@ -499,17 +511,17 @@ TEST_CASE("element access 1")
             {
                 {
                     json j;
-                    CHECK_THROWS_AS(j.front(), std::out_of_range);
-                    CHECK_THROWS_AS(j.back(), std::out_of_range);
-                    CHECK_THROWS_WITH(j.front(), "cannot get value");
-                    CHECK_THROWS_WITH(j.back(), "cannot get value");
+                    CHECK_THROWS_AS(j.front(), json::invalid_iterator);
+                    CHECK_THROWS_AS(j.back(), json::invalid_iterator);
+                    CHECK_THROWS_WITH(j.front(), "[json.exception.invalid_iterator.214] cannot get value");
+                    CHECK_THROWS_WITH(j.back(), "[json.exception.invalid_iterator.214] cannot get value");
                 }
                 {
                     const json j{};
-                    CHECK_THROWS_AS(j.front(), std::out_of_range);
-                    CHECK_THROWS_AS(j.back(), std::out_of_range);
-                    CHECK_THROWS_WITH(j.front(), "cannot get value");
-                    CHECK_THROWS_WITH(j.back(), "cannot get value");
+                    CHECK_THROWS_AS(j.front(), json::invalid_iterator);
+                    CHECK_THROWS_AS(j.back(), json::invalid_iterator);
+                    CHECK_THROWS_WITH(j.front(), "[json.exception.invalid_iterator.214] cannot get value");
+                    CHECK_THROWS_WITH(j.back(), "[json.exception.invalid_iterator.214] cannot get value");
                 }
             }
 
@@ -590,13 +602,15 @@ TEST_CASE("element access 1")
             {
                 {
                     json j;
-                    CHECK_THROWS_AS(j.erase(j.begin()), std::domain_error);
-                    CHECK_THROWS_WITH(j.erase(j.begin()), "cannot use erase() with null");
+                    CHECK_THROWS_AS(j.erase(j.begin()), json::type_error);
+                    CHECK_THROWS_WITH(j.erase(j.begin()),
+                                      "[json.exception.type_error.307] cannot use erase() with null");
                 }
                 {
                     json j;
-                    CHECK_THROWS_AS(j.erase(j.cbegin()), std::domain_error);
-                    CHECK_THROWS_WITH(j.erase(j.begin()), "cannot use erase() with null");
+                    CHECK_THROWS_AS(j.erase(j.cbegin()), json::type_error);
+                    CHECK_THROWS_WITH(j.erase(j.begin()),
+                                      "[json.exception.type_error.307] cannot use erase() with null");
                 }
             }
 
@@ -687,13 +701,15 @@ TEST_CASE("element access 1")
             {
                 {
                     json j = "foo";
-                    CHECK_THROWS_AS(j.erase(j.end()), std::out_of_range);
-                    CHECK_THROWS_WITH(j.erase(j.end()), "iterator out of range");
+                    CHECK_THROWS_AS(j.erase(j.end()), json::invalid_iterator);
+                    CHECK_THROWS_WITH(j.erase(j.end()),
+                                      "[json.exception.invalid_iterator.205] iterator out of range");
                 }
                 {
                     json j = "bar";
-                    CHECK_THROWS_AS(j.erase(j.cend()), std::out_of_range);
-                    CHECK_THROWS_WITH(j.erase(j.cend()), "iterator out of range");
+                    CHECK_THROWS_AS(j.erase(j.cend()), json::invalid_iterator);
+                    CHECK_THROWS_WITH(j.erase(j.cend()),
+                                      "[json.exception.invalid_iterator.205] iterator out of range");
                 }
             }
 
@@ -701,13 +717,15 @@ TEST_CASE("element access 1")
             {
                 {
                     json j = false;
-                    CHECK_THROWS_AS(j.erase(j.end()), std::out_of_range);
-                    CHECK_THROWS_WITH(j.erase(j.end()), "iterator out of range");
+                    CHECK_THROWS_AS(j.erase(j.end()), json::invalid_iterator);
+                    CHECK_THROWS_WITH(j.erase(j.end()),
+                                      "[json.exception.invalid_iterator.205] iterator out of range");
                 }
                 {
                     json j = true;
-                    CHECK_THROWS_AS(j.erase(j.cend()), std::out_of_range);
-                    CHECK_THROWS_WITH(j.erase(j.cend()), "iterator out of range");
+                    CHECK_THROWS_AS(j.erase(j.cend()), json::invalid_iterator);
+                    CHECK_THROWS_WITH(j.erase(j.cend()),
+                                      "[json.exception.invalid_iterator.205] iterator out of range");
                 }
             }
 
@@ -715,13 +733,15 @@ TEST_CASE("element access 1")
             {
                 {
                     json j = 17;
-                    CHECK_THROWS_AS(j.erase(j.end()), std::out_of_range);
-                    CHECK_THROWS_WITH(j.erase(j.end()), "iterator out of range");
+                    CHECK_THROWS_AS(j.erase(j.end()), json::invalid_iterator);
+                    CHECK_THROWS_WITH(j.erase(j.end()),
+                                      "[json.exception.invalid_iterator.205] iterator out of range");
                 }
                 {
                     json j = 17;
-                    CHECK_THROWS_AS(j.erase(j.cend()), std::out_of_range);
-                    CHECK_THROWS_WITH(j.erase(j.cend()), "iterator out of range");
+                    CHECK_THROWS_AS(j.erase(j.cend()), json::invalid_iterator);
+                    CHECK_THROWS_WITH(j.erase(j.cend()),
+                                      "[json.exception.invalid_iterator.205] iterator out of range");
                 }
             }
 
@@ -729,13 +749,15 @@ TEST_CASE("element access 1")
             {
                 {
                     json j = 17u;
-                    CHECK_THROWS_AS(j.erase(j.end()), std::out_of_range);
-                    CHECK_THROWS_WITH(j.erase(j.end()), "iterator out of range");
+                    CHECK_THROWS_AS(j.erase(j.end()), json::invalid_iterator);
+                    CHECK_THROWS_WITH(j.erase(j.end()),
+                                      "[json.exception.invalid_iterator.205] iterator out of range");
                 }
                 {
                     json j = 17u;
-                    CHECK_THROWS_AS(j.erase(j.cend()), std::out_of_range);
-                    CHECK_THROWS_WITH(j.erase(j.cend()), "iterator out of range");
+                    CHECK_THROWS_AS(j.erase(j.cend()), json::invalid_iterator);
+                    CHECK_THROWS_WITH(j.erase(j.cend()),
+                                      "[json.exception.invalid_iterator.205] iterator out of range");
                 }
             }
 
@@ -743,13 +765,15 @@ TEST_CASE("element access 1")
             {
                 {
                     json j = 23.42;
-                    CHECK_THROWS_AS(j.erase(j.end()), std::out_of_range);
-                    CHECK_THROWS_WITH(j.erase(j.end()), "iterator out of range");
+                    CHECK_THROWS_AS(j.erase(j.end()), json::invalid_iterator);
+                    CHECK_THROWS_WITH(j.erase(j.end()),
+                                      "[json.exception.invalid_iterator.205] iterator out of range");
                 }
                 {
                     json j = 23.42;
-                    CHECK_THROWS_AS(j.erase(j.cend()), std::out_of_range);
-                    CHECK_THROWS_WITH(j.erase(j.cend()), "iterator out of range");
+                    CHECK_THROWS_AS(j.erase(j.cend()), json::invalid_iterator);
+                    CHECK_THROWS_WITH(j.erase(j.cend()),
+                                      "[json.exception.invalid_iterator.205] iterator out of range");
                 }
             }
         }
@@ -760,13 +784,15 @@ TEST_CASE("element access 1")
             {
                 {
                     json j;
-                    CHECK_THROWS_AS(j.erase(j.begin(), j.end()), std::domain_error);
-                    CHECK_THROWS_WITH(j.erase(j.begin(), j.end()), "cannot use erase() with null");
+                    CHECK_THROWS_AS(j.erase(j.begin(), j.end()), json::type_error);
+                    CHECK_THROWS_WITH(j.erase(j.begin(), j.end()),
+                                      "[json.exception.type_error.307] cannot use erase() with null");
                 }
                 {
                     json j;
-                    CHECK_THROWS_AS(j.erase(j.cbegin(), j.cend()), std::domain_error);
-                    CHECK_THROWS_WITH(j.erase(j.cbegin(), j.cend()), "cannot use erase() with null");
+                    CHECK_THROWS_AS(j.erase(j.cbegin(), j.cend()), json::type_error);
+                    CHECK_THROWS_WITH(j.erase(j.cbegin(), j.cend()),
+                                      "[json.exception.type_error.307] cannot use erase() with null");
                 }
             }
 
@@ -857,17 +883,17 @@ TEST_CASE("element access 1")
             {
                 {
                     json j = "foo";
-                    CHECK_THROWS_AS(j.erase(j.end(), j.end()), std::out_of_range);
-                    CHECK_THROWS_AS(j.erase(j.begin(), j.begin()), std::out_of_range);
-                    CHECK_THROWS_WITH(j.erase(j.end(), j.end()), "iterators out of range");
-                    CHECK_THROWS_WITH(j.erase(j.begin(), j.begin()), "iterators out of range");
+                    CHECK_THROWS_AS(j.erase(j.end(), j.end()), json::invalid_iterator);
+                    CHECK_THROWS_AS(j.erase(j.begin(), j.begin()), json::invalid_iterator);
+                    CHECK_THROWS_WITH(j.erase(j.end(), j.end()), "[json.exception.invalid_iterator.204] iterators out of range");
+                    CHECK_THROWS_WITH(j.erase(j.begin(), j.begin()), "[json.exception.invalid_iterator.204] iterators out of range");
                 }
                 {
                     json j = "bar";
-                    CHECK_THROWS_AS(j.erase(j.cend(), j.cend()), std::out_of_range);
-                    CHECK_THROWS_AS(j.erase(j.cbegin(), j.cbegin()), std::out_of_range);
-                    CHECK_THROWS_WITH(j.erase(j.cend(), j.cend()), "iterators out of range");
-                    CHECK_THROWS_WITH(j.erase(j.cbegin(), j.cbegin()), "iterators out of range");
+                    CHECK_THROWS_AS(j.erase(j.cend(), j.cend()), json::invalid_iterator);
+                    CHECK_THROWS_AS(j.erase(j.cbegin(), j.cbegin()), json::invalid_iterator);
+                    CHECK_THROWS_WITH(j.erase(j.cend(), j.cend()), "[json.exception.invalid_iterator.204] iterators out of range");
+                    CHECK_THROWS_WITH(j.erase(j.cbegin(), j.cbegin()), "[json.exception.invalid_iterator.204] iterators out of range");
                 }
             }
 
@@ -875,17 +901,17 @@ TEST_CASE("element access 1")
             {
                 {
                     json j = false;
-                    CHECK_THROWS_AS(j.erase(j.end(), j.end()), std::out_of_range);
-                    CHECK_THROWS_AS(j.erase(j.begin(), j.begin()), std::out_of_range);
-                    CHECK_THROWS_WITH(j.erase(j.end(), j.end()), "iterators out of range");
-                    CHECK_THROWS_WITH(j.erase(j.begin(), j.begin()), "iterators out of range");
+                    CHECK_THROWS_AS(j.erase(j.end(), j.end()), json::invalid_iterator);
+                    CHECK_THROWS_AS(j.erase(j.begin(), j.begin()), json::invalid_iterator);
+                    CHECK_THROWS_WITH(j.erase(j.end(), j.end()), "[json.exception.invalid_iterator.204] iterators out of range");
+                    CHECK_THROWS_WITH(j.erase(j.begin(), j.begin()), "[json.exception.invalid_iterator.204] iterators out of range");
                 }
                 {
                     json j = true;
-                    CHECK_THROWS_AS(j.erase(j.cend(), j.cend()), std::out_of_range);
-                    CHECK_THROWS_AS(j.erase(j.cbegin(), j.cbegin()), std::out_of_range);
-                    CHECK_THROWS_WITH(j.erase(j.cend(), j.cend()), "iterators out of range");
-                    CHECK_THROWS_WITH(j.erase(j.cbegin(), j.cbegin()), "iterators out of range");
+                    CHECK_THROWS_AS(j.erase(j.cend(), j.cend()), json::invalid_iterator);
+                    CHECK_THROWS_AS(j.erase(j.cbegin(), j.cbegin()), json::invalid_iterator);
+                    CHECK_THROWS_WITH(j.erase(j.cend(), j.cend()), "[json.exception.invalid_iterator.204] iterators out of range");
+                    CHECK_THROWS_WITH(j.erase(j.cbegin(), j.cbegin()), "[json.exception.invalid_iterator.204] iterators out of range");
                 }
             }
 
@@ -893,17 +919,17 @@ TEST_CASE("element access 1")
             {
                 {
                     json j = 17;
-                    CHECK_THROWS_AS(j.erase(j.end(), j.end()), std::out_of_range);
-                    CHECK_THROWS_AS(j.erase(j.begin(), j.begin()), std::out_of_range);
-                    CHECK_THROWS_WITH(j.erase(j.end(), j.end()), "iterators out of range");
-                    CHECK_THROWS_WITH(j.erase(j.begin(), j.begin()), "iterators out of range");
+                    CHECK_THROWS_AS(j.erase(j.end(), j.end()), json::invalid_iterator);
+                    CHECK_THROWS_AS(j.erase(j.begin(), j.begin()), json::invalid_iterator);
+                    CHECK_THROWS_WITH(j.erase(j.end(), j.end()), "[json.exception.invalid_iterator.204] iterators out of range");
+                    CHECK_THROWS_WITH(j.erase(j.begin(), j.begin()), "[json.exception.invalid_iterator.204] iterators out of range");
                 }
                 {
                     json j = 17;
-                    CHECK_THROWS_AS(j.erase(j.cend(), j.cend()), std::out_of_range);
-                    CHECK_THROWS_AS(j.erase(j.cbegin(), j.cbegin()), std::out_of_range);
-                    CHECK_THROWS_WITH(j.erase(j.cend(), j.cend()), "iterators out of range");
-                    CHECK_THROWS_WITH(j.erase(j.cbegin(), j.cbegin()), "iterators out of range");
+                    CHECK_THROWS_AS(j.erase(j.cend(), j.cend()), json::invalid_iterator);
+                    CHECK_THROWS_AS(j.erase(j.cbegin(), j.cbegin()), json::invalid_iterator);
+                    CHECK_THROWS_WITH(j.erase(j.cend(), j.cend()), "[json.exception.invalid_iterator.204] iterators out of range");
+                    CHECK_THROWS_WITH(j.erase(j.cbegin(), j.cbegin()), "[json.exception.invalid_iterator.204] iterators out of range");
                 }
             }
 
@@ -911,17 +937,17 @@ TEST_CASE("element access 1")
             {
                 {
                     json j = 17u;
-                    CHECK_THROWS_AS(j.erase(j.end(), j.end()), std::out_of_range);
-                    CHECK_THROWS_AS(j.erase(j.begin(), j.begin()), std::out_of_range);
-                    CHECK_THROWS_WITH(j.erase(j.end(), j.end()), "iterators out of range");
-                    CHECK_THROWS_WITH(j.erase(j.begin(), j.begin()), "iterators out of range");
+                    CHECK_THROWS_AS(j.erase(j.end(), j.end()), json::invalid_iterator);
+                    CHECK_THROWS_AS(j.erase(j.begin(), j.begin()), json::invalid_iterator);
+                    CHECK_THROWS_WITH(j.erase(j.end(), j.end()), "[json.exception.invalid_iterator.204] iterators out of range");
+                    CHECK_THROWS_WITH(j.erase(j.begin(), j.begin()), "[json.exception.invalid_iterator.204] iterators out of range");
                 }
                 {
                     json j = 17u;
-                    CHECK_THROWS_AS(j.erase(j.cend(), j.cend()), std::out_of_range);
-                    CHECK_THROWS_AS(j.erase(j.cbegin(), j.cbegin()), std::out_of_range);
-                    CHECK_THROWS_WITH(j.erase(j.cend(), j.cend()), "iterators out of range");
-                    CHECK_THROWS_WITH(j.erase(j.cbegin(), j.cbegin()), "iterators out of range");
+                    CHECK_THROWS_AS(j.erase(j.cend(), j.cend()), json::invalid_iterator);
+                    CHECK_THROWS_AS(j.erase(j.cbegin(), j.cbegin()), json::invalid_iterator);
+                    CHECK_THROWS_WITH(j.erase(j.cend(), j.cend()), "[json.exception.invalid_iterator.204] iterators out of range");
+                    CHECK_THROWS_WITH(j.erase(j.cbegin(), j.cbegin()), "[json.exception.invalid_iterator.204] iterators out of range");
                 }
             }
 
@@ -929,17 +955,17 @@ TEST_CASE("element access 1")
             {
                 {
                     json j = 23.42;
-                    CHECK_THROWS_AS(j.erase(j.end(), j.end()), std::out_of_range);
-                    CHECK_THROWS_AS(j.erase(j.begin(), j.begin()), std::out_of_range);
-                    CHECK_THROWS_WITH(j.erase(j.end(), j.end()), "iterators out of range");
-                    CHECK_THROWS_WITH(j.erase(j.begin(), j.begin()), "iterators out of range");
+                    CHECK_THROWS_AS(j.erase(j.end(), j.end()), json::invalid_iterator);
+                    CHECK_THROWS_AS(j.erase(j.begin(), j.begin()), json::invalid_iterator);
+                    CHECK_THROWS_WITH(j.erase(j.end(), j.end()), "[json.exception.invalid_iterator.204] iterators out of range");
+                    CHECK_THROWS_WITH(j.erase(j.begin(), j.begin()), "[json.exception.invalid_iterator.204] iterators out of range");
                 }
                 {
                     json j = 23.42;
-                    CHECK_THROWS_AS(j.erase(j.cend(), j.cend()), std::out_of_range);
-                    CHECK_THROWS_AS(j.erase(j.cbegin(), j.cbegin()), std::out_of_range);
-                    CHECK_THROWS_WITH(j.erase(j.cend(), j.cend()), "iterators out of range");
-                    CHECK_THROWS_WITH(j.erase(j.cbegin(), j.cbegin()), "iterators out of range");
+                    CHECK_THROWS_AS(j.erase(j.cend(), j.cend()), json::invalid_iterator);
+                    CHECK_THROWS_AS(j.erase(j.cbegin(), j.cbegin()), json::invalid_iterator);
+                    CHECK_THROWS_WITH(j.erase(j.cend(), j.cend()), "[json.exception.invalid_iterator.204] iterators out of range");
+                    CHECK_THROWS_WITH(j.erase(j.cbegin(), j.cbegin()), "[json.exception.invalid_iterator.204] iterators out of range");
                 }
             }
         }

test/src/unit-element_access2.cpp

@@ -63,10 +63,12 @@ TEST_CASE("element access 2")
 
             SECTION("access outside bounds")
             {
-                CHECK_THROWS_AS(j.at("foo"), std::out_of_range);
-                CHECK_THROWS_AS(j_const.at("foo"), std::out_of_range);
-                CHECK_THROWS_WITH(j.at("foo"), "key 'foo' not found");
-                CHECK_THROWS_WITH(j_const.at("foo"), "key 'foo' not found");
+                CHECK_THROWS_AS(j.at("foo"), json::out_of_range);
+                CHECK_THROWS_AS(j_const.at("foo"), json::out_of_range);
+                CHECK_THROWS_WITH(j.at("foo"),
+                                  "[json.exception.out_of_range.403] key 'foo' not found");
+                CHECK_THROWS_WITH(j_const.at("foo"),
+                                  "[json.exception.out_of_range.403] key 'foo' not found");
             }
 
             SECTION("access on non-object type")
@@ -75,70 +77,70 @@ TEST_CASE("element access 2")
                 {
                     json j_nonobject(json::value_t::null);
                     const json j_nonobject_const(j_nonobject);
-                    CHECK_THROWS_AS(j_nonobject.at("foo"), std::domain_error);
-                    CHECK_THROWS_AS(j_nonobject_const.at("foo"), std::domain_error);
-                    CHECK_THROWS_WITH(j_nonobject.at("foo"), "cannot use at() with null");
-                    CHECK_THROWS_WITH(j_nonobject_const.at("foo"), "cannot use at() with null");
+                    CHECK_THROWS_AS(j_nonobject.at("foo"), json::type_error);
+                    CHECK_THROWS_AS(j_nonobject_const.at("foo"), json::type_error);
+                    CHECK_THROWS_WITH(j_nonobject.at("foo"), "[json.exception.type_error.304] cannot use at() with null");
+                    CHECK_THROWS_WITH(j_nonobject_const.at("foo"), "[json.exception.type_error.304] cannot use at() with null");
                 }
 
                 SECTION("boolean")
                 {
                     json j_nonobject(json::value_t::boolean);
                     const json j_nonobject_const(j_nonobject);
-                    CHECK_THROWS_AS(j_nonobject.at("foo"), std::domain_error);
-                    CHECK_THROWS_AS(j_nonobject_const.at("foo"), std::domain_error);
-                    CHECK_THROWS_WITH(j_nonobject.at("foo"), "cannot use at() with boolean");
-                    CHECK_THROWS_WITH(j_nonobject_const.at("foo"), "cannot use at() with boolean");
+                    CHECK_THROWS_AS(j_nonobject.at("foo"), json::type_error);
+                    CHECK_THROWS_AS(j_nonobject_const.at("foo"), json::type_error);
+                    CHECK_THROWS_WITH(j_nonobject.at("foo"), "[json.exception.type_error.304] cannot use at() with boolean");
+                    CHECK_THROWS_WITH(j_nonobject_const.at("foo"), "[json.exception.type_error.304] cannot use at() with boolean");
                 }
 
                 SECTION("string")
                 {
                     json j_nonobject(json::value_t::string);
                     const json j_nonobject_const(j_nonobject);
-                    CHECK_THROWS_AS(j_nonobject.at("foo"), std::domain_error);
-                    CHECK_THROWS_AS(j_nonobject_const.at("foo"), std::domain_error);
-                    CHECK_THROWS_WITH(j_nonobject.at("foo"), "cannot use at() with string");
-                    CHECK_THROWS_WITH(j_nonobject_const.at("foo"), "cannot use at() with string");
+                    CHECK_THROWS_AS(j_nonobject.at("foo"), json::type_error);
+                    CHECK_THROWS_AS(j_nonobject_const.at("foo"), json::type_error);
+                    CHECK_THROWS_WITH(j_nonobject.at("foo"), "[json.exception.type_error.304] cannot use at() with string");
+                    CHECK_THROWS_WITH(j_nonobject_const.at("foo"), "[json.exception.type_error.304] cannot use at() with string");
                 }
 
                 SECTION("array")
                 {
                     json j_nonobject(json::value_t::array);
                     const json j_nonobject_const(j_nonobject);
-                    CHECK_THROWS_AS(j_nonobject.at("foo"), std::domain_error);
-                    CHECK_THROWS_AS(j_nonobject_const.at("foo"), std::domain_error);
-                    CHECK_THROWS_WITH(j_nonobject.at("foo"), "cannot use at() with array");
-                    CHECK_THROWS_WITH(j_nonobject_const.at("foo"), "cannot use at() with array");
+                    CHECK_THROWS_AS(j_nonobject.at("foo"), json::type_error);
+                    CHECK_THROWS_AS(j_nonobject_const.at("foo"), json::type_error);
+                    CHECK_THROWS_WITH(j_nonobject.at("foo"), "[json.exception.type_error.304] cannot use at() with array");
+                    CHECK_THROWS_WITH(j_nonobject_const.at("foo"), "[json.exception.type_error.304] cannot use at() with array");
                 }
 
                 SECTION("number (integer)")
                 {
                     json j_nonobject(json::value_t::number_integer);
                     const json j_nonobject_const(j_nonobject);
-                    CHECK_THROWS_AS(j_nonobject.at("foo"), std::domain_error);
-                    CHECK_THROWS_AS(j_nonobject_const.at("foo"), std::domain_error);
-                    CHECK_THROWS_WITH(j_nonobject.at("foo"), "cannot use at() with number");
-                    CHECK_THROWS_WITH(j_nonobject_const.at("foo"), "cannot use at() with number");
+                    CHECK_THROWS_AS(j_nonobject.at("foo"), json::type_error);
+                    CHECK_THROWS_AS(j_nonobject_const.at("foo"), json::type_error);
+                    CHECK_THROWS_WITH(j_nonobject.at("foo"), "[json.exception.type_error.304] cannot use at() with number");
+                    CHECK_THROWS_WITH(j_nonobject_const.at("foo"), "[json.exception.type_error.304] cannot use at() with number");
                 }
 
                 SECTION("number (unsigned)")
                 {
                     json j_nonobject(json::value_t::number_unsigned);
                     const json j_nonobject_const(j_nonobject);
-                    CHECK_THROWS_AS(j_nonobject.at("foo"), std::domain_error);
-                    CHECK_THROWS_AS(j_nonobject_const.at("foo"), std::domain_error);
-                    CHECK_THROWS_WITH(j_nonobject.at("foo"), "cannot use at() with number");
-                    CHECK_THROWS_WITH(j_nonobject_const.at("foo"), "cannot use at() with number");
+                    CHECK_THROWS_AS(j_nonobject.at("foo"), json::type_error);
+                    CHECK_THROWS_AS(j_nonobject_const.at("foo"), json::type_error);
+                    CHECK_THROWS_WITH(j_nonobject.at("foo"), "[json.exception.type_error.304] cannot use at() with number");
+                    CHECK_THROWS_WITH(j_nonobject_const.at("foo"), "[json.exception.type_error.304] cannot use at() with number");
                 }
 
                 SECTION("number (floating-point)")
                 {
                     json j_nonobject(json::value_t::number_float);
                     const json j_nonobject_const(j_nonobject);
-                    CHECK_THROWS_AS(j_nonobject.at("foo"), std::domain_error);
-                    CHECK_THROWS_AS(j_nonobject_const.at("foo"), std::domain_error);
-                    CHECK_THROWS_WITH(j_nonobject.at("foo"), "cannot use at() with number");
-                    CHECK_THROWS_WITH(j_nonobject_const.at("foo"), "cannot use at() with number");
+                    CHECK_THROWS_AS(j_nonobject.at("foo"), json::type_error);
+                    CHECK_THROWS_AS(j_nonobject_const.at("foo"), json::type_error);
+                    CHECK_THROWS_WITH(j_nonobject.at("foo"), "[json.exception.type_error.304] cannot use at() with number");
+                    CHECK_THROWS_WITH(j_nonobject_const.at("foo"), "[json.exception.type_error.304] cannot use at() with number");
                 }
             }
         }
@@ -200,70 +202,84 @@ TEST_CASE("element access 2")
                     {
                         json j_nonobject(json::value_t::null);
                         const json j_nonobject_const(j_nonobject);
-                        CHECK_THROWS_AS(j_nonobject.value("foo", 1), std::domain_error);
-                        CHECK_THROWS_AS(j_nonobject_const.value("foo", 1), std::domain_error);
-                        CHECK_THROWS_WITH(j_nonobject.value("foo", 1), "cannot use value() with null");
-                        CHECK_THROWS_WITH(j_nonobject_const.value("foo", 1), "cannot use value() with null");
+                        CHECK_THROWS_AS(j_nonobject.value("foo", 1), json::type_error);
+                        CHECK_THROWS_AS(j_nonobject_const.value("foo", 1), json::type_error);
+                        CHECK_THROWS_WITH(j_nonobject.value("foo", 1),
+                                          "[json.exception.type_error.306] cannot use value() with null");
+                        CHECK_THROWS_WITH(j_nonobject_const.value("foo", 1),
+                                          "[json.exception.type_error.306] cannot use value() with null");
                     }
 
                     SECTION("boolean")
                     {
                         json j_nonobject(json::value_t::boolean);
                         const json j_nonobject_const(j_nonobject);
-                        CHECK_THROWS_AS(j_nonobject.value("foo", 1), std::domain_error);
-                        CHECK_THROWS_AS(j_nonobject_const.value("foo", 1), std::domain_error);
-                        CHECK_THROWS_WITH(j_nonobject.value("foo", 1), "cannot use value() with boolean");
-                        CHECK_THROWS_WITH(j_nonobject_const.value("foo", 1), "cannot use value() with boolean");
+                        CHECK_THROWS_AS(j_nonobject.value("foo", 1), json::type_error);
+                        CHECK_THROWS_AS(j_nonobject_const.value("foo", 1), json::type_error);
+                        CHECK_THROWS_WITH(j_nonobject.value("foo", 1),
+                                          "[json.exception.type_error.306] cannot use value() with boolean");
+                        CHECK_THROWS_WITH(j_nonobject_const.value("foo", 1),
+                                          "[json.exception.type_error.306] cannot use value() with boolean");
                     }
 
                     SECTION("string")
                     {
                         json j_nonobject(json::value_t::string);
                         const json j_nonobject_const(j_nonobject);
-                        CHECK_THROWS_AS(j_nonobject.value("foo", 1), std::domain_error);
-                        CHECK_THROWS_AS(j_nonobject_const.value("foo", 1), std::domain_error);
-                        CHECK_THROWS_WITH(j_nonobject.value("foo", 1), "cannot use value() with string");
-                        CHECK_THROWS_WITH(j_nonobject_const.value("foo", 1), "cannot use value() with string");
+                        CHECK_THROWS_AS(j_nonobject.value("foo", 1), json::type_error);
+                        CHECK_THROWS_AS(j_nonobject_const.value("foo", 1), json::type_error);
+                        CHECK_THROWS_WITH(j_nonobject.value("foo", 1),
+                                          "[json.exception.type_error.306] cannot use value() with string");
+                        CHECK_THROWS_WITH(j_nonobject_const.value("foo", 1),
+                                          "[json.exception.type_error.306] cannot use value() with string");
                     }
 
                     SECTION("array")
                     {
                         json j_nonobject(json::value_t::array);
                         const json j_nonobject_const(j_nonobject);
-                        CHECK_THROWS_AS(j_nonobject.value("foo", 1), std::domain_error);
-                        CHECK_THROWS_AS(j_nonobject_const.value("foo", 1), std::domain_error);
-                        CHECK_THROWS_WITH(j_nonobject.value("foo", 1), "cannot use value() with array");
-                        CHECK_THROWS_WITH(j_nonobject_const.value("foo", 1), "cannot use value() with array");
+                        CHECK_THROWS_AS(j_nonobject.value("foo", 1), json::type_error);
+                        CHECK_THROWS_AS(j_nonobject_const.value("foo", 1), json::type_error);
+                        CHECK_THROWS_WITH(j_nonobject.value("foo", 1),
+                                          "[json.exception.type_error.306] cannot use value() with array");
+                        CHECK_THROWS_WITH(j_nonobject_const.value("foo", 1),
+                                          "[json.exception.type_error.306] cannot use value() with array");
                     }
 
                     SECTION("number (integer)")
                     {
                         json j_nonobject(json::value_t::number_integer);
                         const json j_nonobject_const(j_nonobject);
-                        CHECK_THROWS_AS(j_nonobject.value("foo", 1), std::domain_error);
-                        CHECK_THROWS_AS(j_nonobject_const.value("foo", 1), std::domain_error);
-                        CHECK_THROWS_WITH(j_nonobject.value("foo", 1), "cannot use value() with number");
-                        CHECK_THROWS_WITH(j_nonobject_const.value("foo", 1), "cannot use value() with number");
+                        CHECK_THROWS_AS(j_nonobject.value("foo", 1), json::type_error);
+                        CHECK_THROWS_AS(j_nonobject_const.value("foo", 1), json::type_error);
+                        CHECK_THROWS_WITH(j_nonobject.value("foo", 1),
+                                          "[json.exception.type_error.306] cannot use value() with number");
+                        CHECK_THROWS_WITH(j_nonobject_const.value("foo", 1),
+                                          "[json.exception.type_error.306] cannot use value() with number");
                     }
 
                     SECTION("number (unsigned)")
                     {
                         json j_nonobject(json::value_t::number_unsigned);
                         const json j_nonobject_const(j_nonobject);
-                        CHECK_THROWS_AS(j_nonobject.value("foo", 1), std::domain_error);
-                        CHECK_THROWS_AS(j_nonobject_const.value("foo", 1), std::domain_error);
-                        CHECK_THROWS_WITH(j_nonobject.value("foo", 1), "cannot use value() with number");
-                        CHECK_THROWS_WITH(j_nonobject_const.value("foo", 1), "cannot use value() with number");
+                        CHECK_THROWS_AS(j_nonobject.value("foo", 1), json::type_error);
+                        CHECK_THROWS_AS(j_nonobject_const.value("foo", 1), json::type_error);
+                        CHECK_THROWS_WITH(j_nonobject.value("foo", 1),
+                                          "[json.exception.type_error.306] cannot use value() with number");
+                        CHECK_THROWS_WITH(j_nonobject_const.value("foo", 1),
+                                          "[json.exception.type_error.306] cannot use value() with number");
                     }
 
                     SECTION("number (floating-point)")
                     {
                         json j_nonobject(json::value_t::number_float);
                         const json j_nonobject_const(j_nonobject);
-                        CHECK_THROWS_AS(j_nonobject.value("foo", 1), std::domain_error);
-                        CHECK_THROWS_AS(j_nonobject_const.value("foo", 1), std::domain_error);
-                        CHECK_THROWS_WITH(j_nonobject.value("foo", 1), "cannot use value() with number");
-                        CHECK_THROWS_WITH(j_nonobject_const.value("foo", 1), "cannot use value() with number");
+                        CHECK_THROWS_AS(j_nonobject.value("foo", 1), json::type_error);
+                        CHECK_THROWS_AS(j_nonobject_const.value("foo", 1), json::type_error);
+                        CHECK_THROWS_WITH(j_nonobject.value("foo", 1),
+                                          "[json.exception.type_error.306] cannot use value() with number");
+                        CHECK_THROWS_WITH(j_nonobject_const.value("foo", 1),
+                                          "[json.exception.type_error.306] cannot use value() with number");
                     }
                 }
             }
@@ -304,75 +320,84 @@ TEST_CASE("element access 2")
                     {
                         json j_nonobject(json::value_t::null);
                         const json j_nonobject_const(j_nonobject);
-                        CHECK_THROWS_AS(j_nonobject.value("/foo"_json_pointer, 1), std::domain_error);
-                        CHECK_THROWS_AS(j_nonobject_const.value("/foo"_json_pointer, 1), std::domain_error);
-                        CHECK_THROWS_WITH(j_nonobject.value("/foo"_json_pointer, 1), "cannot use value() with null");
-                        CHECK_THROWS_WITH(j_nonobject_const.value("/foo"_json_pointer, 1), "cannot use value() with null");
+                        CHECK_THROWS_AS(j_nonobject.value("/foo"_json_pointer, 1), json::type_error);
+                        CHECK_THROWS_AS(j_nonobject_const.value("/foo"_json_pointer, 1), json::type_error);
+                        CHECK_THROWS_WITH(j_nonobject.value("/foo"_json_pointer, 1),
+                                          "[json.exception.type_error.306] cannot use value() with null");
+                        CHECK_THROWS_WITH(j_nonobject_const.value("/foo"_json_pointer, 1),
+                                          "[json.exception.type_error.306] cannot use value() with null");
                     }
 
                     SECTION("boolean")
                     {
                         json j_nonobject(json::value_t::boolean);
                         const json j_nonobject_const(j_nonobject);
-                        CHECK_THROWS_AS(j_nonobject.value("/foo"_json_pointer, 1), std::domain_error);
-                        CHECK_THROWS_AS(j_nonobject_const.value("/foo"_json_pointer, 1), std::domain_error);
-                        CHECK_THROWS_WITH(j_nonobject.value("/foo"_json_pointer, 1), "cannot use value() with boolean");
+                        CHECK_THROWS_AS(j_nonobject.value("/foo"_json_pointer, 1), json::type_error);
+                        CHECK_THROWS_AS(j_nonobject_const.value("/foo"_json_pointer, 1), json::type_error);
+                        CHECK_THROWS_WITH(j_nonobject.value("/foo"_json_pointer, 1),
+                                          "[json.exception.type_error.306] cannot use value() with boolean");
                         CHECK_THROWS_WITH(j_nonobject_const.value("/foo"_json_pointer, 1),
-                                          "cannot use value() with boolean");
+                                          "[json.exception.type_error.306] cannot use value() with boolean");
                     }
 
                     SECTION("string")
                     {
                         json j_nonobject(json::value_t::string);
                         const json j_nonobject_const(j_nonobject);
-                        CHECK_THROWS_AS(j_nonobject.value("/foo"_json_pointer, 1), std::domain_error);
-                        CHECK_THROWS_AS(j_nonobject_const.value("/foo"_json_pointer, 1), std::domain_error);
-                        CHECK_THROWS_WITH(j_nonobject.value("/foo"_json_pointer, 1), "cannot use value() with string");
+                        CHECK_THROWS_AS(j_nonobject.value("/foo"_json_pointer, 1), json::type_error);
+                        CHECK_THROWS_AS(j_nonobject_const.value("/foo"_json_pointer, 1), json::type_error);
+                        CHECK_THROWS_WITH(j_nonobject.value("/foo"_json_pointer, 1),
+                                          "[json.exception.type_error.306] cannot use value() with string");
                         CHECK_THROWS_WITH(j_nonobject_const.value("/foo"_json_pointer, 1),
-                                          "cannot use value() with string");
+                                          "[json.exception.type_error.306] cannot use value() with string");
                     }
 
                     SECTION("array")
                     {
                         json j_nonobject(json::value_t::array);
                         const json j_nonobject_const(j_nonobject);
-                        CHECK_THROWS_AS(j_nonobject.value("/foo"_json_pointer, 1), std::domain_error);
-                        CHECK_THROWS_AS(j_nonobject_const.value("/foo"_json_pointer, 1), std::domain_error);
-                        CHECK_THROWS_WITH(j_nonobject.value("/foo"_json_pointer, 1), "cannot use value() with array");
-                        CHECK_THROWS_WITH(j_nonobject_const.value("/foo"_json_pointer, 1), "cannot use value() with array");
+                        CHECK_THROWS_AS(j_nonobject.value("/foo"_json_pointer, 1), json::type_error);
+                        CHECK_THROWS_AS(j_nonobject_const.value("/foo"_json_pointer, 1), json::type_error);
+                        CHECK_THROWS_WITH(j_nonobject.value("/foo"_json_pointer, 1),
+                                          "[json.exception.type_error.306] cannot use value() with array");
+                        CHECK_THROWS_WITH(j_nonobject_const.value("/foo"_json_pointer, 1),
+                                          "[json.exception.type_error.306] cannot use value() with array");
                     }
 
                     SECTION("number (integer)")
                     {
                         json j_nonobject(json::value_t::number_integer);
                         const json j_nonobject_const(j_nonobject);
-                        CHECK_THROWS_AS(j_nonobject.value("/foo"_json_pointer, 1), std::domain_error);
-                        CHECK_THROWS_AS(j_nonobject_const.value("/foo"_json_pointer, 1), std::domain_error);
-                        CHECK_THROWS_WITH(j_nonobject.value("/foo"_json_pointer, 1), "cannot use value() with number");
+                        CHECK_THROWS_AS(j_nonobject.value("/foo"_json_pointer, 1), json::type_error);
+                        CHECK_THROWS_AS(j_nonobject_const.value("/foo"_json_pointer, 1), json::type_error);
+                        CHECK_THROWS_WITH(j_nonobject.value("/foo"_json_pointer, 1),
+                                          "[json.exception.type_error.306] cannot use value() with number");
                         CHECK_THROWS_WITH(j_nonobject_const.value("/foo"_json_pointer, 1),
-                                          "cannot use value() with number");
+                                          "[json.exception.type_error.306] cannot use value() with number");
                     }
 
                     SECTION("number (unsigned)")
                     {
                         json j_nonobject(json::value_t::number_unsigned);
                         const json j_nonobject_const(j_nonobject);
-                        CHECK_THROWS_AS(j_nonobject.value("/foo"_json_pointer, 1), std::domain_error);
-                        CHECK_THROWS_AS(j_nonobject_const.value("/foo"_json_pointer, 1), std::domain_error);
-                        CHECK_THROWS_WITH(j_nonobject.value("/foo"_json_pointer, 1), "cannot use value() with number");
+                        CHECK_THROWS_AS(j_nonobject.value("/foo"_json_pointer, 1), json::type_error);
+                        CHECK_THROWS_AS(j_nonobject_const.value("/foo"_json_pointer, 1), json::type_error);
+                        CHECK_THROWS_WITH(j_nonobject.value("/foo"_json_pointer, 1),
+                                          "[json.exception.type_error.306] cannot use value() with number");
                         CHECK_THROWS_WITH(j_nonobject_const.value("/foo"_json_pointer, 1),
-                                          "cannot use value() with number");
+                                          "[json.exception.type_error.306] cannot use value() with number");
                     }
 
                     SECTION("number (floating-point)")
                     {
                         json j_nonobject(json::value_t::number_float);
                         const json j_nonobject_const(j_nonobject);
-                        CHECK_THROWS_AS(j_nonobject.value("/foo"_json_pointer, 1), std::domain_error);
-                        CHECK_THROWS_AS(j_nonobject_const.value("/foo"_json_pointer, 1), std::domain_error);
-                        CHECK_THROWS_WITH(j_nonobject.value("/foo"_json_pointer, 1), "cannot use value() with number");
+                        CHECK_THROWS_AS(j_nonobject.value("/foo"_json_pointer, 1), json::type_error);
+                        CHECK_THROWS_AS(j_nonobject_const.value("/foo"_json_pointer, 1), json::type_error);
+                        CHECK_THROWS_WITH(j_nonobject.value("/foo"_json_pointer, 1),
+                                          "[json.exception.type_error.306] cannot use value() with number");
                         CHECK_THROWS_WITH(j_nonobject_const.value("/foo"_json_pointer, 1),
-                                          "cannot use value() with number");
+                                          "[json.exception.type_error.306] cannot use value() with number");
                     }
                 }
             }
@@ -447,106 +472,118 @@ TEST_CASE("element access 2")
                     const json j_const_nonobject(j_nonobject);
                     CHECK_NOTHROW(j_nonobject["foo"]);
                     CHECK_NOTHROW(j_nonobject2[json::object_t::key_type("foo")]);
-                    CHECK_THROWS_AS(j_const_nonobject["foo"], std::domain_error);
-                    CHECK_THROWS_AS(j_const_nonobject[json::object_t::key_type("foo")], std::domain_error);
-                    CHECK_THROWS_WITH(j_const_nonobject["foo"], "cannot use operator[] with null");
+                    CHECK_THROWS_AS(j_const_nonobject["foo"], json::type_error);
+                    CHECK_THROWS_AS(j_const_nonobject[json::object_t::key_type("foo")], json::type_error);
+                    CHECK_THROWS_WITH(j_const_nonobject["foo"], "[json.exception.type_error.305] cannot use operator[] with null");
                     CHECK_THROWS_WITH(j_const_nonobject[json::object_t::key_type("foo")],
-                                      "cannot use operator[] with null");
+                                      "[json.exception.type_error.305] cannot use operator[] with null");
                 }
 
                 SECTION("boolean")
                 {
                     json j_nonobject(json::value_t::boolean);
                     const json j_const_nonobject(j_nonobject);
-                    CHECK_THROWS_AS(j_nonobject["foo"], std::domain_error);
-                    CHECK_THROWS_AS(j_nonobject[json::object_t::key_type("foo")], std::domain_error);
-                    CHECK_THROWS_AS(j_const_nonobject["foo"], std::domain_error);
-                    CHECK_THROWS_AS(j_const_nonobject[json::object_t::key_type("foo")], std::domain_error);
-                    CHECK_THROWS_WITH(j_nonobject["foo"], "cannot use operator[] with boolean");
+                    CHECK_THROWS_AS(j_nonobject["foo"], json::type_error);
+                    CHECK_THROWS_AS(j_nonobject[json::object_t::key_type("foo")], json::type_error);
+                    CHECK_THROWS_AS(j_const_nonobject["foo"], json::type_error);
+                    CHECK_THROWS_AS(j_const_nonobject[json::object_t::key_type("foo")], json::type_error);
+                    CHECK_THROWS_WITH(j_nonobject["foo"],
+                                      "[json.exception.type_error.305] cannot use operator[] with boolean");
                     CHECK_THROWS_WITH(j_nonobject[json::object_t::key_type("foo")],
-                                      "cannot use operator[] with boolean");
-                    CHECK_THROWS_WITH(j_const_nonobject["foo"], "cannot use operator[] with boolean");
+                                      "[json.exception.type_error.305] cannot use operator[] with boolean");
+                    CHECK_THROWS_WITH(j_const_nonobject["foo"],
+                                      "[json.exception.type_error.305] cannot use operator[] with boolean");
                     CHECK_THROWS_WITH(j_const_nonobject[json::object_t::key_type("foo")],
-                                      "cannot use operator[] with boolean");
+                                      "[json.exception.type_error.305] cannot use operator[] with boolean");
                 }
 
                 SECTION("string")
                 {
                     json j_nonobject(json::value_t::string);
                     const json j_const_nonobject(j_nonobject);
-                    CHECK_THROWS_AS(j_nonobject["foo"], std::domain_error);
-                    CHECK_THROWS_AS(j_nonobject[json::object_t::key_type("foo")], std::domain_error);
-                    CHECK_THROWS_AS(j_const_nonobject["foo"], std::domain_error);
-                    CHECK_THROWS_AS(j_const_nonobject[json::object_t::key_type("foo")], std::domain_error);
-                    CHECK_THROWS_WITH(j_nonobject["foo"], "cannot use operator[] with string");
+                    CHECK_THROWS_AS(j_nonobject["foo"], json::type_error);
+                    CHECK_THROWS_AS(j_nonobject[json::object_t::key_type("foo")], json::type_error);
+                    CHECK_THROWS_AS(j_const_nonobject["foo"], json::type_error);
+                    CHECK_THROWS_AS(j_const_nonobject[json::object_t::key_type("foo")], json::type_error);
+                    CHECK_THROWS_WITH(j_nonobject["foo"],
+                                      "[json.exception.type_error.305] cannot use operator[] with string");
                     CHECK_THROWS_WITH(j_nonobject[json::object_t::key_type("foo")],
-                                      "cannot use operator[] with string");
-                    CHECK_THROWS_WITH(j_const_nonobject["foo"], "cannot use operator[] with string");
+                                      "[json.exception.type_error.305] cannot use operator[] with string");
+                    CHECK_THROWS_WITH(j_const_nonobject["foo"],
+                                      "[json.exception.type_error.305] cannot use operator[] with string");
                     CHECK_THROWS_WITH(j_const_nonobject[json::object_t::key_type("foo")],
-                                      "cannot use operator[] with string");
+                                      "[json.exception.type_error.305] cannot use operator[] with string");
                 }
 
                 SECTION("array")
                 {
                     json j_nonobject(json::value_t::array);
                     const json j_const_nonobject(j_nonobject);
-                    CHECK_THROWS_AS(j_nonobject["foo"], std::domain_error);
-                    CHECK_THROWS_AS(j_nonobject[json::object_t::key_type("foo")], std::domain_error);
-                    CHECK_THROWS_AS(j_const_nonobject["foo"], std::domain_error);
-                    CHECK_THROWS_AS(j_const_nonobject[json::object_t::key_type("foo")], std::domain_error);
-                    CHECK_THROWS_WITH(j_nonobject["foo"], "cannot use operator[] with array");
-                    CHECK_THROWS_WITH(j_nonobject[json::object_t::key_type("foo")], "cannot use operator[] with array");
-                    CHECK_THROWS_WITH(j_const_nonobject["foo"], "cannot use operator[] with array");
+                    CHECK_THROWS_AS(j_nonobject["foo"], json::type_error);
+                    CHECK_THROWS_AS(j_nonobject[json::object_t::key_type("foo")], json::type_error);
+                    CHECK_THROWS_AS(j_const_nonobject["foo"], json::type_error);
+                    CHECK_THROWS_AS(j_const_nonobject[json::object_t::key_type("foo")], json::type_error);
+                    CHECK_THROWS_WITH(j_nonobject["foo"],
+                                      "[json.exception.type_error.305] cannot use operator[] with array");
+                    CHECK_THROWS_WITH(j_nonobject[json::object_t::key_type("foo")], "[json.exception.type_error.305] cannot use operator[] with array");
+                    CHECK_THROWS_WITH(j_const_nonobject["foo"],
+                                      "[json.exception.type_error.305] cannot use operator[] with array");
                     CHECK_THROWS_WITH(j_const_nonobject[json::object_t::key_type("foo")],
-                                      "cannot use operator[] with array");
+                                      "[json.exception.type_error.305] cannot use operator[] with array");
                 }
 
                 SECTION("number (integer)")
                 {
                     json j_nonobject(json::value_t::number_integer);
                     const json j_const_nonobject(j_nonobject);
-                    CHECK_THROWS_AS(j_nonobject["foo"], std::domain_error);
-                    CHECK_THROWS_AS(j_nonobject[json::object_t::key_type("foo")], std::domain_error);
-                    CHECK_THROWS_AS(j_const_nonobject["foo"], std::domain_error);
-                    CHECK_THROWS_AS(j_const_nonobject[json::object_t::key_type("foo")], std::domain_error);
-                    CHECK_THROWS_WITH(j_nonobject["foo"], "cannot use operator[] with number");
+                    CHECK_THROWS_AS(j_nonobject["foo"], json::type_error);
+                    CHECK_THROWS_AS(j_nonobject[json::object_t::key_type("foo")], json::type_error);
+                    CHECK_THROWS_AS(j_const_nonobject["foo"], json::type_error);
+                    CHECK_THROWS_AS(j_const_nonobject[json::object_t::key_type("foo")], json::type_error);
+                    CHECK_THROWS_WITH(j_nonobject["foo"],
+                                      "[json.exception.type_error.305] cannot use operator[] with number");
                     CHECK_THROWS_WITH(j_nonobject[json::object_t::key_type("foo")],
-                                      "cannot use operator[] with number");
-                    CHECK_THROWS_WITH(j_const_nonobject["foo"], "cannot use operator[] with number");
+                                      "[json.exception.type_error.305] cannot use operator[] with number");
+                    CHECK_THROWS_WITH(j_const_nonobject["foo"],
+                                      "[json.exception.type_error.305] cannot use operator[] with number");
                     CHECK_THROWS_WITH(j_const_nonobject[json::object_t::key_type("foo")],
-                                      "cannot use operator[] with number");
+                                      "[json.exception.type_error.305] cannot use operator[] with number");
                 }
 
                 SECTION("number (unsigned)")
                 {
                     json j_nonobject(json::value_t::number_unsigned);
                     const json j_const_nonobject(j_nonobject);
-                    CHECK_THROWS_AS(j_nonobject["foo"], std::domain_error);
-                    CHECK_THROWS_AS(j_nonobject[json::object_t::key_type("foo")], std::domain_error);
-                    CHECK_THROWS_AS(j_const_nonobject["foo"], std::domain_error);
-                    CHECK_THROWS_AS(j_const_nonobject[json::object_t::key_type("foo")], std::domain_error);
-                    CHECK_THROWS_WITH(j_nonobject["foo"], "cannot use operator[] with number");
+                    CHECK_THROWS_AS(j_nonobject["foo"], json::type_error);
+                    CHECK_THROWS_AS(j_nonobject[json::object_t::key_type("foo")], json::type_error);
+                    CHECK_THROWS_AS(j_const_nonobject["foo"], json::type_error);
+                    CHECK_THROWS_AS(j_const_nonobject[json::object_t::key_type("foo")], json::type_error);
+                    CHECK_THROWS_WITH(j_nonobject["foo"],
+                                      "[json.exception.type_error.305] cannot use operator[] with number");
                     CHECK_THROWS_WITH(j_nonobject[json::object_t::key_type("foo")],
-                                      "cannot use operator[] with number");
-                    CHECK_THROWS_WITH(j_const_nonobject["foo"], "cannot use operator[] with number");
+                                      "[json.exception.type_error.305] cannot use operator[] with number");
+                    CHECK_THROWS_WITH(j_const_nonobject["foo"],
+                                      "[json.exception.type_error.305] cannot use operator[] with number");
                     CHECK_THROWS_WITH(j_const_nonobject[json::object_t::key_type("foo")],
-                                      "cannot use operator[] with number");
+                                      "[json.exception.type_error.305] cannot use operator[] with number");
                 }
 
                 SECTION("number (floating-point)")
                 {
                     json j_nonobject(json::value_t::number_float);
                     const json j_const_nonobject(j_nonobject);
-                    CHECK_THROWS_AS(j_nonobject["foo"], std::domain_error);
-                    CHECK_THROWS_AS(j_nonobject[json::object_t::key_type("foo")], std::domain_error);
-                    CHECK_THROWS_AS(j_const_nonobject["foo"], std::domain_error);
-                    CHECK_THROWS_AS(j_const_nonobject[json::object_t::key_type("foo")], std::domain_error);
-                    CHECK_THROWS_WITH(j_nonobject["foo"], "cannot use operator[] with number");
+                    CHECK_THROWS_AS(j_nonobject["foo"], json::type_error);
+                    CHECK_THROWS_AS(j_nonobject[json::object_t::key_type("foo")], json::type_error);
+                    CHECK_THROWS_AS(j_const_nonobject["foo"], json::type_error);
+                    CHECK_THROWS_AS(j_const_nonobject[json::object_t::key_type("foo")], json::type_error);
+                    CHECK_THROWS_WITH(j_nonobject["foo"],
+                                      "[json.exception.type_error.305] cannot use operator[] with number");
                     CHECK_THROWS_WITH(j_nonobject[json::object_t::key_type("foo")],
-                                      "cannot use operator[] with number");
-                    CHECK_THROWS_WITH(j_const_nonobject["foo"], "cannot use operator[] with number");
+                                      "[json.exception.type_error.305] cannot use operator[] with number");
+                    CHECK_THROWS_WITH(j_const_nonobject["foo"],
+                                      "[json.exception.type_error.305] cannot use operator[] with number");
                     CHECK_THROWS_WITH(j_const_nonobject[json::object_t::key_type("foo")],
-                                      "cannot use operator[] with number");
+                                      "[json.exception.type_error.305] cannot use operator[] with number");
                 }
             }
         }
@@ -685,32 +722,34 @@ TEST_CASE("element access 2")
                     {
                         json jobject = {{"a", "a"}, {"b", 1}, {"c", 17u}, {"d", false}, {"e", true}};
                         json jobject2 = {{"a", "a"}, {"b", 1}, {"c", 17u}};
-                        CHECK_THROWS_AS(jobject.erase(jobject2.begin()), std::domain_error);
-                        CHECK_THROWS_AS(jobject.erase(jobject.begin(), jobject2.end()), std::domain_error);
-                        CHECK_THROWS_AS(jobject.erase(jobject2.begin(), jobject.end()), std::domain_error);
-                        CHECK_THROWS_AS(jobject.erase(jobject2.begin(), jobject2.end()), std::domain_error);
-                        CHECK_THROWS_WITH(jobject.erase(jobject2.begin()), "iterator does not fit current value");
+                        CHECK_THROWS_AS(jobject.erase(jobject2.begin()), json::invalid_iterator);
+                        CHECK_THROWS_AS(jobject.erase(jobject.begin(), jobject2.end()), json::invalid_iterator);
+                        CHECK_THROWS_AS(jobject.erase(jobject2.begin(), jobject.end()), json::invalid_iterator);
+                        CHECK_THROWS_AS(jobject.erase(jobject2.begin(), jobject2.end()), json::invalid_iterator);
+                        CHECK_THROWS_WITH(jobject.erase(jobject2.begin()),
+                                          "[json.exception.invalid_iterator.202] iterator does not fit current value");
                         CHECK_THROWS_WITH(jobject.erase(jobject.begin(), jobject2.end()),
-                                          "iterators do not fit current value");
+                                          "[json.exception.invalid_iterator.203] iterators do not fit current value");
                         CHECK_THROWS_WITH(jobject.erase(jobject2.begin(), jobject.end()),
-                                          "iterators do not fit current value");
+                                          "[json.exception.invalid_iterator.203] iterators do not fit current value");
                         CHECK_THROWS_WITH(jobject.erase(jobject2.begin(), jobject2.end()),
-                                          "iterators do not fit current value");
+                                          "[json.exception.invalid_iterator.203] iterators do not fit current value");
                     }
                     {
                         json jobject = {{"a", "a"}, {"b", 1}, {"c", 17u}, {"d", false}, {"e", true}};
                         json jobject2 = {{"a", "a"}, {"b", 1}, {"c", 17u}};
-                        CHECK_THROWS_AS(jobject.erase(jobject2.cbegin()), std::domain_error);
-                        CHECK_THROWS_AS(jobject.erase(jobject.cbegin(), jobject2.cend()), std::domain_error);
-                        CHECK_THROWS_AS(jobject.erase(jobject2.cbegin(), jobject.cend()), std::domain_error);
-                        CHECK_THROWS_AS(jobject.erase(jobject2.cbegin(), jobject2.cend()), std::domain_error);
-                        CHECK_THROWS_WITH(jobject.erase(jobject2.cbegin()), "iterator does not fit current value");
+                        CHECK_THROWS_AS(jobject.erase(jobject2.cbegin()), json::invalid_iterator);
+                        CHECK_THROWS_AS(jobject.erase(jobject.cbegin(), jobject2.cend()), json::invalid_iterator);
+                        CHECK_THROWS_AS(jobject.erase(jobject2.cbegin(), jobject.cend()), json::invalid_iterator);
+                        CHECK_THROWS_AS(jobject.erase(jobject2.cbegin(), jobject2.cend()), json::invalid_iterator);
+                        CHECK_THROWS_WITH(jobject.erase(jobject2.cbegin()),
+                                          "[json.exception.invalid_iterator.202] iterator does not fit current value");
                         CHECK_THROWS_WITH(jobject.erase(jobject.cbegin(), jobject2.cend()),
-                                          "iterators do not fit current value");
+                                          "[json.exception.invalid_iterator.203] iterators do not fit current value");
                         CHECK_THROWS_WITH(jobject.erase(jobject2.cbegin(), jobject.cend()),
-                                          "iterators do not fit current value");
+                                          "[json.exception.invalid_iterator.203] iterators do not fit current value");
                         CHECK_THROWS_WITH(jobject.erase(jobject2.cbegin(), jobject2.cend()),
-                                          "iterators do not fit current value");
+                                          "[json.exception.invalid_iterator.203] iterators do not fit current value");
                     }
                 }
             }
@@ -720,43 +759,49 @@ TEST_CASE("element access 2")
                 SECTION("null")
                 {
                     json j_nonobject(json::value_t::null);
-                    CHECK_THROWS_AS(j_nonobject.erase("foo"), std::domain_error);
-                    CHECK_THROWS_WITH(j_nonobject.erase("foo"), "cannot use erase() with null");
+                    CHECK_THROWS_AS(j_nonobject.erase("foo"), json::type_error);
+                    CHECK_THROWS_WITH(j_nonobject.erase("foo"),
+                                      "[json.exception.type_error.307] cannot use erase() with null");
                 }
 
                 SECTION("boolean")
                 {
                     json j_nonobject(json::value_t::boolean);
-                    CHECK_THROWS_AS(j_nonobject.erase("foo"), std::domain_error);
-                    CHECK_THROWS_WITH(j_nonobject.erase("foo"), "cannot use erase() with boolean");
+                    CHECK_THROWS_AS(j_nonobject.erase("foo"), json::type_error);
+                    CHECK_THROWS_WITH(j_nonobject.erase("foo"),
+                                      "[json.exception.type_error.307] cannot use erase() with boolean");
                 }
 
                 SECTION("string")
                 {
                     json j_nonobject(json::value_t::string);
-                    CHECK_THROWS_AS(j_nonobject.erase("foo"), std::domain_error);
-                    CHECK_THROWS_WITH(j_nonobject.erase("foo"), "cannot use erase() with string");
+                    CHECK_THROWS_AS(j_nonobject.erase("foo"), json::type_error);
+                    CHECK_THROWS_WITH(j_nonobject.erase("foo"),
+                                      "[json.exception.type_error.307] cannot use erase() with string");
                 }
 
                 SECTION("array")
                 {
                     json j_nonobject(json::value_t::array);
-                    CHECK_THROWS_AS(j_nonobject.erase("foo"), std::domain_error);
-                    CHECK_THROWS_WITH(j_nonobject.erase("foo"), "cannot use erase() with array");
+                    CHECK_THROWS_AS(j_nonobject.erase("foo"), json::type_error);
+                    CHECK_THROWS_WITH(j_nonobject.erase("foo"),
+                                      "[json.exception.type_error.307] cannot use erase() with array");
                 }
 
                 SECTION("number (integer)")
                 {
                     json j_nonobject(json::value_t::number_integer);
-                    CHECK_THROWS_AS(j_nonobject.erase("foo"), std::domain_error);
-                    CHECK_THROWS_WITH(j_nonobject.erase("foo"), "cannot use erase() with number");
+                    CHECK_THROWS_AS(j_nonobject.erase("foo"), json::type_error);
+                    CHECK_THROWS_WITH(j_nonobject.erase("foo"),
+                                      "[json.exception.type_error.307] cannot use erase() with number");
                 }
 
                 SECTION("number (floating-point)")
                 {
                     json j_nonobject(json::value_t::number_float);
-                    CHECK_THROWS_AS(j_nonobject.erase("foo"), std::domain_error);
-                    CHECK_THROWS_WITH(j_nonobject.erase("foo"), "cannot use erase() with number");
+                    CHECK_THROWS_AS(j_nonobject.erase("foo"), json::type_error);
+                    CHECK_THROWS_WITH(j_nonobject.erase("foo"),
+                                      "[json.exception.type_error.307] cannot use erase() with number");
                 }
             }
         }

test/src/unit-iterators1.cpp

@@ -229,23 +229,23 @@ TEST_CASE("iterators 1")
             {
                 auto it = j.begin();
                 auto cit = j_const.cbegin();
-                CHECK_THROWS_AS(it.key(), std::domain_error);
-                CHECK_THROWS_WITH(it.key(), "cannot use key() for non-object iterators");
+                CHECK_THROWS_AS(it.key(), json::invalid_iterator);
+                CHECK_THROWS_WITH(it.key(), "[json.exception.invalid_iterator.207] cannot use key() for non-object iterators");
                 CHECK(it.value() == json(true));
-                CHECK_THROWS_AS(cit.key(), std::domain_error);
-                CHECK_THROWS_WITH(cit.key(), "cannot use key() for non-object iterators");
+                CHECK_THROWS_AS(cit.key(), json::invalid_iterator);
+                CHECK_THROWS_WITH(cit.key(), "[json.exception.invalid_iterator.207] cannot use key() for non-object iterators");
                 CHECK(cit.value() == json(true));
 
                 auto rit = j.rend();
                 auto crit = j.crend();
-                CHECK_THROWS_AS(rit.key(), std::domain_error);
-                CHECK_THROWS_AS(rit.value(), std::out_of_range);
-                CHECK_THROWS_AS(crit.key(), std::domain_error);
-                CHECK_THROWS_AS(crit.value(), std::out_of_range);
-                CHECK_THROWS_WITH(rit.key(), "cannot use key() for non-object iterators");
-                CHECK_THROWS_WITH(rit.value(), "cannot get value");
-                CHECK_THROWS_WITH(crit.key(), "cannot use key() for non-object iterators");
-                CHECK_THROWS_WITH(crit.value(), "cannot get value");
+                CHECK_THROWS_AS(rit.key(), json::invalid_iterator);
+                CHECK_THROWS_AS(rit.value(), json::invalid_iterator);
+                CHECK_THROWS_AS(crit.key(), json::invalid_iterator);
+                CHECK_THROWS_AS(crit.value(), json::invalid_iterator);
+                CHECK_THROWS_WITH(rit.key(), "[json.exception.invalid_iterator.207] cannot use key() for non-object iterators");
+                CHECK_THROWS_WITH(rit.value(), "[json.exception.invalid_iterator.214] cannot get value");
+                CHECK_THROWS_WITH(crit.key(), "[json.exception.invalid_iterator.207] cannot use key() for non-object iterators");
+                CHECK_THROWS_WITH(crit.value(), "[json.exception.invalid_iterator.214] cannot get value");
             }
         }
 
@@ -433,23 +433,23 @@ TEST_CASE("iterators 1")
             {
                 auto it = j.begin();
                 auto cit = j_const.cbegin();
-                CHECK_THROWS_AS(it.key(), std::domain_error);
-                CHECK_THROWS_WITH(it.key(), "cannot use key() for non-object iterators");
+                CHECK_THROWS_AS(it.key(), json::invalid_iterator);
+                CHECK_THROWS_WITH(it.key(), "[json.exception.invalid_iterator.207] cannot use key() for non-object iterators");
                 CHECK(it.value() == json("hello world"));
-                CHECK_THROWS_AS(cit.key(), std::domain_error);
-                CHECK_THROWS_WITH(cit.key(), "cannot use key() for non-object iterators");
+                CHECK_THROWS_AS(cit.key(), json::invalid_iterator);
+                CHECK_THROWS_WITH(cit.key(), "[json.exception.invalid_iterator.207] cannot use key() for non-object iterators");
                 CHECK(cit.value() == json("hello world"));
 
                 auto rit = j.rend();
                 auto crit = j.crend();
-                CHECK_THROWS_AS(rit.key(), std::domain_error);
-                CHECK_THROWS_AS(rit.value(), std::out_of_range);
-                CHECK_THROWS_AS(crit.key(), std::domain_error);
-                CHECK_THROWS_AS(crit.value(), std::out_of_range);
-                CHECK_THROWS_WITH(rit.key(), "cannot use key() for non-object iterators");
-                CHECK_THROWS_WITH(rit.value(), "cannot get value");
-                CHECK_THROWS_WITH(crit.key(), "cannot use key() for non-object iterators");
-                CHECK_THROWS_WITH(crit.value(), "cannot get value");
+                CHECK_THROWS_AS(rit.key(), json::invalid_iterator);
+                CHECK_THROWS_AS(rit.value(), json::invalid_iterator);
+                CHECK_THROWS_AS(crit.key(), json::invalid_iterator);
+                CHECK_THROWS_AS(crit.value(), json::invalid_iterator);
+                CHECK_THROWS_WITH(rit.key(), "[json.exception.invalid_iterator.207] cannot use key() for non-object iterators");
+                CHECK_THROWS_WITH(rit.value(), "[json.exception.invalid_iterator.214] cannot get value");
+                CHECK_THROWS_WITH(crit.key(), "[json.exception.invalid_iterator.207] cannot use key() for non-object iterators");
+                CHECK_THROWS_WITH(crit.value(), "[json.exception.invalid_iterator.214] cannot get value");
             }
         }
 
@@ -630,11 +630,11 @@ TEST_CASE("iterators 1")
             {
                 auto it = j.begin();
                 auto cit = j_const.cbegin();
-                CHECK_THROWS_AS(it.key(), std::domain_error);
-                CHECK_THROWS_WITH(it.key(), "cannot use key() for non-object iterators");
+                CHECK_THROWS_AS(it.key(), json::invalid_iterator);
+                CHECK_THROWS_WITH(it.key(), "[json.exception.invalid_iterator.207] cannot use key() for non-object iterators");
                 CHECK(it.value() == json(1));
-                CHECK_THROWS_AS(cit.key(), std::domain_error);
-                CHECK_THROWS_WITH(cit.key(), "cannot use key() for non-object iterators");
+                CHECK_THROWS_AS(cit.key(), json::invalid_iterator);
+                CHECK_THROWS_WITH(cit.key(), "[json.exception.invalid_iterator.207] cannot use key() for non-object iterators");
                 CHECK(cit.value() == json(1));
             }
         }
@@ -1007,23 +1007,23 @@ TEST_CASE("iterators 1")
             {
                 auto it = j.begin();
                 auto cit = j_const.cbegin();
-                CHECK_THROWS_AS(it.key(), std::domain_error);
-                CHECK_THROWS_WITH(it.key(), "cannot use key() for non-object iterators");
+                CHECK_THROWS_AS(it.key(), json::invalid_iterator);
+                CHECK_THROWS_WITH(it.key(), "[json.exception.invalid_iterator.207] cannot use key() for non-object iterators");
                 CHECK(it.value() == json(23));
-                CHECK_THROWS_AS(cit.key(), std::domain_error);
-                CHECK_THROWS_WITH(cit.key(), "cannot use key() for non-object iterators");
+                CHECK_THROWS_AS(cit.key(), json::invalid_iterator);
+                CHECK_THROWS_WITH(cit.key(), "[json.exception.invalid_iterator.207] cannot use key() for non-object iterators");
                 CHECK(cit.value() == json(23));
 
                 auto rit = j.rend();
                 auto crit = j.crend();
-                CHECK_THROWS_AS(rit.key(), std::domain_error);
-                CHECK_THROWS_AS(rit.value(), std::out_of_range);
-                CHECK_THROWS_AS(crit.key(), std::domain_error);
-                CHECK_THROWS_AS(crit.value(), std::out_of_range);
-                CHECK_THROWS_WITH(rit.key(), "cannot use key() for non-object iterators");
-                CHECK_THROWS_WITH(rit.value(), "cannot get value");
-                CHECK_THROWS_WITH(crit.key(), "cannot use key() for non-object iterators");
-                CHECK_THROWS_WITH(crit.value(), "cannot get value");
+                CHECK_THROWS_AS(rit.key(), json::invalid_iterator);
+                CHECK_THROWS_AS(rit.value(), json::invalid_iterator);
+                CHECK_THROWS_AS(crit.key(), json::invalid_iterator);
+                CHECK_THROWS_AS(crit.value(), json::invalid_iterator);
+                CHECK_THROWS_WITH(rit.key(), "[json.exception.invalid_iterator.207] cannot use key() for non-object iterators");
+                CHECK_THROWS_WITH(rit.value(), "[json.exception.invalid_iterator.214] cannot get value");
+                CHECK_THROWS_WITH(crit.key(), "[json.exception.invalid_iterator.207] cannot use key() for non-object iterators");
+                CHECK_THROWS_WITH(crit.value(), "[json.exception.invalid_iterator.214] cannot get value");
             }
         }
 
@@ -1211,23 +1211,23 @@ TEST_CASE("iterators 1")
             {
                 auto it = j.begin();
                 auto cit = j_const.cbegin();
-                CHECK_THROWS_AS(it.key(), std::domain_error);
-                CHECK_THROWS_WITH(it.key(), "cannot use key() for non-object iterators");
+                CHECK_THROWS_AS(it.key(), json::invalid_iterator);
+                CHECK_THROWS_WITH(it.key(), "[json.exception.invalid_iterator.207] cannot use key() for non-object iterators");
                 CHECK(it.value() == json(23));
-                CHECK_THROWS_AS(cit.key(), std::domain_error);
-                CHECK_THROWS_WITH(cit.key(), "cannot use key() for non-object iterators");
+                CHECK_THROWS_AS(cit.key(), json::invalid_iterator);
+                CHECK_THROWS_WITH(cit.key(), "[json.exception.invalid_iterator.207] cannot use key() for non-object iterators");
                 CHECK(cit.value() == json(23));
 
                 auto rit = j.rend();
                 auto crit = j.crend();
-                CHECK_THROWS_AS(rit.key(), std::domain_error);
-                CHECK_THROWS_AS(rit.value(), std::out_of_range);
-                CHECK_THROWS_AS(crit.key(), std::domain_error);
-                CHECK_THROWS_AS(crit.value(), std::out_of_range);
-                CHECK_THROWS_WITH(rit.key(), "cannot use key() for non-object iterators");
-                CHECK_THROWS_WITH(rit.value(), "cannot get value");
-                CHECK_THROWS_WITH(crit.key(), "cannot use key() for non-object iterators");
-                CHECK_THROWS_WITH(crit.value(), "cannot get value");
+                CHECK_THROWS_AS(rit.key(), json::invalid_iterator);
+                CHECK_THROWS_AS(rit.value(), json::invalid_iterator);
+                CHECK_THROWS_AS(crit.key(), json::invalid_iterator);
+                CHECK_THROWS_AS(crit.value(), json::invalid_iterator);
+                CHECK_THROWS_WITH(rit.key(), "[json.exception.invalid_iterator.207] cannot use key() for non-object iterators");
+                CHECK_THROWS_WITH(rit.value(), "[json.exception.invalid_iterator.214] cannot get value");
+                CHECK_THROWS_WITH(crit.key(), "[json.exception.invalid_iterator.207] cannot use key() for non-object iterators");
+                CHECK_THROWS_WITH(crit.value(), "[json.exception.invalid_iterator.214] cannot get value");
             }
         }
 
@@ -1415,23 +1415,23 @@ TEST_CASE("iterators 1")
             {
                 auto it = j.begin();
                 auto cit = j_const.cbegin();
-                CHECK_THROWS_AS(it.key(), std::domain_error);
-                CHECK_THROWS_WITH(it.key(), "cannot use key() for non-object iterators");
+                CHECK_THROWS_AS(it.key(), json::invalid_iterator);
+                CHECK_THROWS_WITH(it.key(), "[json.exception.invalid_iterator.207] cannot use key() for non-object iterators");
                 CHECK(it.value() == json(23.42));
-                CHECK_THROWS_AS(cit.key(), std::domain_error);
-                CHECK_THROWS_WITH(cit.key(), "cannot use key() for non-object iterators");
+                CHECK_THROWS_AS(cit.key(), json::invalid_iterator);
+                CHECK_THROWS_WITH(cit.key(), "[json.exception.invalid_iterator.207] cannot use key() for non-object iterators");
                 CHECK(cit.value() == json(23.42));
 
                 auto rit = j.rend();
                 auto crit = j.crend();
-                CHECK_THROWS_AS(rit.key(), std::domain_error);
-                CHECK_THROWS_AS(rit.value(), std::out_of_range);
-                CHECK_THROWS_AS(crit.key(), std::domain_error);
-                CHECK_THROWS_AS(crit.value(), std::out_of_range);
-                CHECK_THROWS_WITH(rit.key(), "cannot use key() for non-object iterators");
-                CHECK_THROWS_WITH(rit.value(), "cannot get value");
-                CHECK_THROWS_WITH(crit.key(), "cannot use key() for non-object iterators");
-                CHECK_THROWS_WITH(crit.value(), "cannot get value");
+                CHECK_THROWS_AS(rit.key(), json::invalid_iterator);
+                CHECK_THROWS_AS(rit.value(), json::invalid_iterator);
+                CHECK_THROWS_AS(crit.key(), json::invalid_iterator);
+                CHECK_THROWS_AS(crit.value(), json::invalid_iterator);
+                CHECK_THROWS_WITH(rit.key(), "[json.exception.invalid_iterator.207] cannot use key() for non-object iterators");
+                CHECK_THROWS_WITH(rit.value(), "[json.exception.invalid_iterator.214] cannot get value");
+                CHECK_THROWS_WITH(crit.key(), "[json.exception.invalid_iterator.207] cannot use key() for non-object iterators");
+                CHECK_THROWS_WITH(crit.value(), "[json.exception.invalid_iterator.214] cannot get value");
             }
         }
 
@@ -1489,25 +1489,25 @@ TEST_CASE("iterators 1")
             {
                 auto it = j.begin();
                 auto cit = j_const.cbegin();
-                CHECK_THROWS_AS(it.key(), std::domain_error);
-                CHECK_THROWS_AS(it.value(), std::out_of_range);
-                CHECK_THROWS_AS(cit.key(), std::domain_error);
-                CHECK_THROWS_AS(cit.value(), std::out_of_range);
-                CHECK_THROWS_WITH(it.key(), "cannot use key() for non-object iterators");
-                CHECK_THROWS_WITH(it.value(), "cannot get value");
-                CHECK_THROWS_WITH(cit.key(), "cannot use key() for non-object iterators");
-                CHECK_THROWS_WITH(cit.value(), "cannot get value");
+                CHECK_THROWS_AS(it.key(), json::invalid_iterator);
+                CHECK_THROWS_AS(it.value(), json::invalid_iterator);
+                CHECK_THROWS_AS(cit.key(), json::invalid_iterator);
+                CHECK_THROWS_AS(cit.value(), json::invalid_iterator);
+                CHECK_THROWS_WITH(it.key(), "[json.exception.invalid_iterator.207] cannot use key() for non-object iterators");
+                CHECK_THROWS_WITH(it.value(), "[json.exception.invalid_iterator.214] cannot get value");
+                CHECK_THROWS_WITH(cit.key(), "[json.exception.invalid_iterator.207] cannot use key() for non-object iterators");
+                CHECK_THROWS_WITH(cit.value(), "[json.exception.invalid_iterator.214] cannot get value");
 
                 auto rit = j.rend();
                 auto crit = j.crend();
-                CHECK_THROWS_AS(rit.key(), std::domain_error);
-                CHECK_THROWS_AS(rit.value(), std::out_of_range);
-                CHECK_THROWS_AS(crit.key(), std::domain_error);
-                CHECK_THROWS_AS(crit.value(), std::out_of_range);
-                CHECK_THROWS_WITH(rit.key(), "cannot use key() for non-object iterators");
-                CHECK_THROWS_WITH(rit.value(), "cannot get value");
-                CHECK_THROWS_WITH(crit.key(), "cannot use key() for non-object iterators");
-                CHECK_THROWS_WITH(crit.value(), "cannot get value");
+                CHECK_THROWS_AS(rit.key(), json::invalid_iterator);
+                CHECK_THROWS_AS(rit.value(), json::invalid_iterator);
+                CHECK_THROWS_AS(crit.key(), json::invalid_iterator);
+                CHECK_THROWS_AS(crit.value(), json::invalid_iterator);
+                CHECK_THROWS_WITH(rit.key(), "[json.exception.invalid_iterator.207] cannot use key() for non-object iterators");
+                CHECK_THROWS_WITH(rit.value(), "[json.exception.invalid_iterator.214] cannot get value");
+                CHECK_THROWS_WITH(crit.key(), "[json.exception.invalid_iterator.207] cannot use key() for non-object iterators");
+                CHECK_THROWS_WITH(crit.value(), "[json.exception.invalid_iterator.214] cannot get value");
             }
         }
     }

test/src/unit-iterators2.cpp

@@ -81,22 +81,22 @@ TEST_CASE("iterators 2")
             {
                 if (j.type() == json::value_t::object)
                 {
-                    CHECK_THROWS_AS(it1 < it1, std::domain_error);
-                    CHECK_THROWS_AS(it1 < it2, std::domain_error);
-                    CHECK_THROWS_AS(it2 < it3, std::domain_error);
-                    CHECK_THROWS_AS(it1 < it3, std::domain_error);
-                    CHECK_THROWS_AS(it1_c < it1_c, std::domain_error);
-                    CHECK_THROWS_AS(it1_c < it2_c, std::domain_error);
-                    CHECK_THROWS_AS(it2_c < it3_c, std::domain_error);
-                    CHECK_THROWS_AS(it1_c < it3_c, std::domain_error);
-                    CHECK_THROWS_WITH(it1 < it1, "cannot compare order of object iterators");
-                    CHECK_THROWS_WITH(it1 < it2, "cannot compare order of object iterators");
-                    CHECK_THROWS_WITH(it2 < it3, "cannot compare order of object iterators");
-                    CHECK_THROWS_WITH(it1 < it3, "cannot compare order of object iterators");
-                    CHECK_THROWS_WITH(it1_c < it1_c, "cannot compare order of object iterators");
-                    CHECK_THROWS_WITH(it1_c < it2_c, "cannot compare order of object iterators");
-                    CHECK_THROWS_WITH(it2_c < it3_c, "cannot compare order of object iterators");
-                    CHECK_THROWS_WITH(it1_c < it3_c, "cannot compare order of object iterators");
+                    CHECK_THROWS_AS(it1 < it1, json::invalid_iterator);
+                    CHECK_THROWS_AS(it1 < it2, json::invalid_iterator);
+                    CHECK_THROWS_AS(it2 < it3, json::invalid_iterator);
+                    CHECK_THROWS_AS(it1 < it3, json::invalid_iterator);
+                    CHECK_THROWS_AS(it1_c < it1_c, json::invalid_iterator);
+                    CHECK_THROWS_AS(it1_c < it2_c, json::invalid_iterator);
+                    CHECK_THROWS_AS(it2_c < it3_c, json::invalid_iterator);
+                    CHECK_THROWS_AS(it1_c < it3_c, json::invalid_iterator);
+                    CHECK_THROWS_WITH(it1 < it1, "[json.exception.invalid_iterator.213] cannot compare order of object iterators");
+                    CHECK_THROWS_WITH(it1 < it2, "[json.exception.invalid_iterator.213] cannot compare order of object iterators");
+                    CHECK_THROWS_WITH(it2 < it3, "[json.exception.invalid_iterator.213] cannot compare order of object iterators");
+                    CHECK_THROWS_WITH(it1 < it3, "[json.exception.invalid_iterator.213] cannot compare order of object iterators");
+                    CHECK_THROWS_WITH(it1_c < it1_c, "[json.exception.invalid_iterator.213] cannot compare order of object iterators");
+                    CHECK_THROWS_WITH(it1_c < it2_c, "[json.exception.invalid_iterator.213] cannot compare order of object iterators");
+                    CHECK_THROWS_WITH(it2_c < it3_c, "[json.exception.invalid_iterator.213] cannot compare order of object iterators");
+                    CHECK_THROWS_WITH(it1_c < it3_c, "[json.exception.invalid_iterator.213] cannot compare order of object iterators");
                 }
                 else
                 {
@@ -115,22 +115,22 @@ TEST_CASE("iterators 2")
             {
                 if (j.type() == json::value_t::object)
                 {
-                    CHECK_THROWS_AS(it1 <= it1, std::domain_error);
-                    CHECK_THROWS_AS(it1 <= it2, std::domain_error);
-                    CHECK_THROWS_AS(it2 <= it3, std::domain_error);
-                    CHECK_THROWS_AS(it1 <= it3, std::domain_error);
-                    CHECK_THROWS_AS(it1_c <= it1_c, std::domain_error);
-                    CHECK_THROWS_AS(it1_c <= it2_c, std::domain_error);
-                    CHECK_THROWS_AS(it2_c <= it3_c, std::domain_error);
-                    CHECK_THROWS_AS(it1_c <= it3_c, std::domain_error);
-                    CHECK_THROWS_WITH(it1 <= it1, "cannot compare order of object iterators");
-                    CHECK_THROWS_WITH(it1 <= it2, "cannot compare order of object iterators");
-                    CHECK_THROWS_WITH(it2 <= it3, "cannot compare order of object iterators");
-                    CHECK_THROWS_WITH(it1 <= it3, "cannot compare order of object iterators");
-                    CHECK_THROWS_WITH(it1_c <= it1_c, "cannot compare order of object iterators");
-                    CHECK_THROWS_WITH(it1_c <= it2_c, "cannot compare order of object iterators");
-                    CHECK_THROWS_WITH(it2_c <= it3_c, "cannot compare order of object iterators");
-                    CHECK_THROWS_WITH(it1_c <= it3_c, "cannot compare order of object iterators");
+                    CHECK_THROWS_AS(it1 <= it1, json::invalid_iterator);
+                    CHECK_THROWS_AS(it1 <= it2, json::invalid_iterator);
+                    CHECK_THROWS_AS(it2 <= it3, json::invalid_iterator);
+                    CHECK_THROWS_AS(it1 <= it3, json::invalid_iterator);
+                    CHECK_THROWS_AS(it1_c <= it1_c, json::invalid_iterator);
+                    CHECK_THROWS_AS(it1_c <= it2_c, json::invalid_iterator);
+                    CHECK_THROWS_AS(it2_c <= it3_c, json::invalid_iterator);
+                    CHECK_THROWS_AS(it1_c <= it3_c, json::invalid_iterator);
+                    CHECK_THROWS_WITH(it1 <= it1, "[json.exception.invalid_iterator.213] cannot compare order of object iterators");
+                    CHECK_THROWS_WITH(it1 <= it2, "[json.exception.invalid_iterator.213] cannot compare order of object iterators");
+                    CHECK_THROWS_WITH(it2 <= it3, "[json.exception.invalid_iterator.213] cannot compare order of object iterators");
+                    CHECK_THROWS_WITH(it1 <= it3, "[json.exception.invalid_iterator.213] cannot compare order of object iterators");
+                    CHECK_THROWS_WITH(it1_c <= it1_c, "[json.exception.invalid_iterator.213] cannot compare order of object iterators");
+                    CHECK_THROWS_WITH(it1_c <= it2_c, "[json.exception.invalid_iterator.213] cannot compare order of object iterators");
+                    CHECK_THROWS_WITH(it2_c <= it3_c, "[json.exception.invalid_iterator.213] cannot compare order of object iterators");
+                    CHECK_THROWS_WITH(it1_c <= it3_c, "[json.exception.invalid_iterator.213] cannot compare order of object iterators");
                 }
                 else
                 {
@@ -150,22 +150,22 @@ TEST_CASE("iterators 2")
             {
                 if (j.type() == json::value_t::object)
                 {
-                    CHECK_THROWS_AS(it1 > it1, std::domain_error);
-                    CHECK_THROWS_AS(it1 > it2, std::domain_error);
-                    CHECK_THROWS_AS(it2 > it3, std::domain_error);
-                    CHECK_THROWS_AS(it1 > it3, std::domain_error);
-                    CHECK_THROWS_AS(it1_c > it1_c, std::domain_error);
-                    CHECK_THROWS_AS(it1_c > it2_c, std::domain_error);
-                    CHECK_THROWS_AS(it2_c > it3_c, std::domain_error);
-                    CHECK_THROWS_AS(it1_c > it3_c, std::domain_error);
-                    CHECK_THROWS_WITH(it1 > it1, "cannot compare order of object iterators");
-                    CHECK_THROWS_WITH(it1 > it2, "cannot compare order of object iterators");
-                    CHECK_THROWS_WITH(it2 > it3, "cannot compare order of object iterators");
-                    CHECK_THROWS_WITH(it1 > it3, "cannot compare order of object iterators");
-                    CHECK_THROWS_WITH(it1_c > it1_c, "cannot compare order of object iterators");
-                    CHECK_THROWS_WITH(it1_c > it2_c, "cannot compare order of object iterators");
-                    CHECK_THROWS_WITH(it2_c > it3_c, "cannot compare order of object iterators");
-                    CHECK_THROWS_WITH(it1_c > it3_c, "cannot compare order of object iterators");
+                    CHECK_THROWS_AS(it1 > it1, json::invalid_iterator);
+                    CHECK_THROWS_AS(it1 > it2, json::invalid_iterator);
+                    CHECK_THROWS_AS(it2 > it3, json::invalid_iterator);
+                    CHECK_THROWS_AS(it1 > it3, json::invalid_iterator);
+                    CHECK_THROWS_AS(it1_c > it1_c, json::invalid_iterator);
+                    CHECK_THROWS_AS(it1_c > it2_c, json::invalid_iterator);
+                    CHECK_THROWS_AS(it2_c > it3_c, json::invalid_iterator);
+                    CHECK_THROWS_AS(it1_c > it3_c, json::invalid_iterator);
+                    CHECK_THROWS_WITH(it1 > it1, "[json.exception.invalid_iterator.213] cannot compare order of object iterators");
+                    CHECK_THROWS_WITH(it1 > it2, "[json.exception.invalid_iterator.213] cannot compare order of object iterators");
+                    CHECK_THROWS_WITH(it2 > it3, "[json.exception.invalid_iterator.213] cannot compare order of object iterators");
+                    CHECK_THROWS_WITH(it1 > it3, "[json.exception.invalid_iterator.213] cannot compare order of object iterators");
+                    CHECK_THROWS_WITH(it1_c > it1_c, "[json.exception.invalid_iterator.213] cannot compare order of object iterators");
+                    CHECK_THROWS_WITH(it1_c > it2_c, "[json.exception.invalid_iterator.213] cannot compare order of object iterators");
+                    CHECK_THROWS_WITH(it2_c > it3_c, "[json.exception.invalid_iterator.213] cannot compare order of object iterators");
+                    CHECK_THROWS_WITH(it1_c > it3_c, "[json.exception.invalid_iterator.213] cannot compare order of object iterators");
                 }
                 else
                 {
@@ -185,22 +185,22 @@ TEST_CASE("iterators 2")
             {
                 if (j.type() == json::value_t::object)
                 {
-                    CHECK_THROWS_AS(it1 >= it1, std::domain_error);
-                    CHECK_THROWS_AS(it1 >= it2, std::domain_error);
-                    CHECK_THROWS_AS(it2 >= it3, std::domain_error);
-                    CHECK_THROWS_AS(it1 >= it3, std::domain_error);
-                    CHECK_THROWS_AS(it1_c >= it1_c, std::domain_error);
-                    CHECK_THROWS_AS(it1_c >= it2_c, std::domain_error);
-                    CHECK_THROWS_AS(it2_c >= it3_c, std::domain_error);
-                    CHECK_THROWS_AS(it1_c >= it3_c, std::domain_error);
-                    CHECK_THROWS_WITH(it1 >= it1, "cannot compare order of object iterators");
-                    CHECK_THROWS_WITH(it1 >= it2, "cannot compare order of object iterators");
-                    CHECK_THROWS_WITH(it2 >= it3, "cannot compare order of object iterators");
-                    CHECK_THROWS_WITH(it1 >= it3, "cannot compare order of object iterators");
-                    CHECK_THROWS_WITH(it1_c >= it1_c, "cannot compare order of object iterators");
-                    CHECK_THROWS_WITH(it1_c >= it2_c, "cannot compare order of object iterators");
-                    CHECK_THROWS_WITH(it2_c >= it3_c, "cannot compare order of object iterators");
-                    CHECK_THROWS_WITH(it1_c >= it3_c, "cannot compare order of object iterators");
+                    CHECK_THROWS_AS(it1 >= it1, json::invalid_iterator);
+                    CHECK_THROWS_AS(it1 >= it2, json::invalid_iterator);
+                    CHECK_THROWS_AS(it2 >= it3, json::invalid_iterator);
+                    CHECK_THROWS_AS(it1 >= it3, json::invalid_iterator);
+                    CHECK_THROWS_AS(it1_c >= it1_c, json::invalid_iterator);
+                    CHECK_THROWS_AS(it1_c >= it2_c, json::invalid_iterator);
+                    CHECK_THROWS_AS(it2_c >= it3_c, json::invalid_iterator);
+                    CHECK_THROWS_AS(it1_c >= it3_c, json::invalid_iterator);
+                    CHECK_THROWS_WITH(it1 >= it1, "[json.exception.invalid_iterator.213] cannot compare order of object iterators");
+                    CHECK_THROWS_WITH(it1 >= it2, "[json.exception.invalid_iterator.213] cannot compare order of object iterators");
+                    CHECK_THROWS_WITH(it2 >= it3, "[json.exception.invalid_iterator.213] cannot compare order of object iterators");
+                    CHECK_THROWS_WITH(it1 >= it3, "[json.exception.invalid_iterator.213] cannot compare order of object iterators");
+                    CHECK_THROWS_WITH(it1_c >= it1_c, "[json.exception.invalid_iterator.213] cannot compare order of object iterators");
+                    CHECK_THROWS_WITH(it1_c >= it2_c, "[json.exception.invalid_iterator.213] cannot compare order of object iterators");
+                    CHECK_THROWS_WITH(it2_c >= it3_c, "[json.exception.invalid_iterator.213] cannot compare order of object iterators");
+                    CHECK_THROWS_WITH(it1_c >= it3_c, "[json.exception.invalid_iterator.213] cannot compare order of object iterators");
                 }
                 else
                 {
@@ -224,15 +224,15 @@ TEST_CASE("iterators 2")
             {
                 if (j != k)
                 {
-                    CHECK_THROWS_AS(j.begin() == k.begin(), std::domain_error);
-                    CHECK_THROWS_AS(j.cbegin() == k.cbegin(), std::domain_error);
-                    CHECK_THROWS_WITH(j.begin() == k.begin(), "cannot compare iterators of different containers");
-                    CHECK_THROWS_WITH(j.cbegin() == k.cbegin(), "cannot compare iterators of different containers");
+                    CHECK_THROWS_AS(j.begin() == k.begin(), json::invalid_iterator);
+                    CHECK_THROWS_AS(j.cbegin() == k.cbegin(), json::invalid_iterator);
+                    CHECK_THROWS_WITH(j.begin() == k.begin(), "[json.exception.invalid_iterator.212] cannot compare iterators of different containers");
+                    CHECK_THROWS_WITH(j.cbegin() == k.cbegin(), "[json.exception.invalid_iterator.212] cannot compare iterators of different containers");
 
-                    CHECK_THROWS_AS(j.begin() < k.begin(), std::domain_error);
-                    CHECK_THROWS_AS(j.cbegin() < k.cbegin(), std::domain_error);
-                    CHECK_THROWS_WITH(j.begin() < k.begin(), "cannot compare iterators of different containers");
-                    CHECK_THROWS_WITH(j.cbegin() < k.cbegin(), "cannot compare iterators of different containers");
+                    CHECK_THROWS_AS(j.begin() < k.begin(), json::invalid_iterator);
+                    CHECK_THROWS_AS(j.cbegin() < k.cbegin(), json::invalid_iterator);
+                    CHECK_THROWS_WITH(j.begin() < k.begin(), "[json.exception.invalid_iterator.212] cannot compare iterators of different containers");
+                    CHECK_THROWS_WITH(j.cbegin() < k.cbegin(), "[json.exception.invalid_iterator.212] cannot compare iterators of different containers");
                 }
             }
         }
@@ -251,53 +251,53 @@ TEST_CASE("iterators 2")
             {
                 {
                     auto it = j_object.begin();
-                    CHECK_THROWS_AS(it += 1, std::domain_error);
-                    CHECK_THROWS_WITH(it += 1, "cannot use offsets with object iterators");
+                    CHECK_THROWS_AS(it += 1, json::invalid_iterator);
+                    CHECK_THROWS_WITH(it += 1, "[json.exception.invalid_iterator.209] cannot use offsets with object iterators");
                 }
                 {
                     auto it = j_object.cbegin();
-                    CHECK_THROWS_AS(it += 1, std::domain_error);
-                    CHECK_THROWS_WITH(it += 1, "cannot use offsets with object iterators");
+                    CHECK_THROWS_AS(it += 1, json::invalid_iterator);
+                    CHECK_THROWS_WITH(it += 1, "[json.exception.invalid_iterator.209] cannot use offsets with object iterators");
                 }
                 {
                     auto it = j_object.begin();
-                    CHECK_THROWS_AS(it + 1, std::domain_error);
-                    CHECK_THROWS_WITH(it + 1, "cannot use offsets with object iterators");
+                    CHECK_THROWS_AS(it + 1, json::invalid_iterator);
+                    CHECK_THROWS_WITH(it + 1, "[json.exception.invalid_iterator.209] cannot use offsets with object iterators");
                 }
                 {
                     auto it = j_object.cbegin();
-                    CHECK_THROWS_AS(it + 1, std::domain_error);
-                    CHECK_THROWS_WITH(it + 1, "cannot use offsets with object iterators");
+                    CHECK_THROWS_AS(it + 1, json::invalid_iterator);
+                    CHECK_THROWS_WITH(it + 1, "[json.exception.invalid_iterator.209] cannot use offsets with object iterators");
                 }
                 {
                     auto it = j_object.begin();
-                    CHECK_THROWS_AS(it -= 1, std::domain_error);
-                    CHECK_THROWS_WITH(it -= 1, "cannot use offsets with object iterators");
+                    CHECK_THROWS_AS(it -= 1, json::invalid_iterator);
+                    CHECK_THROWS_WITH(it -= 1, "[json.exception.invalid_iterator.209] cannot use offsets with object iterators");
                 }
                 {
                     auto it = j_object.cbegin();
-                    CHECK_THROWS_AS(it -= 1, std::domain_error);
-                    CHECK_THROWS_WITH(it -= 1, "cannot use offsets with object iterators");
+                    CHECK_THROWS_AS(it -= 1, json::invalid_iterator);
+                    CHECK_THROWS_WITH(it -= 1, "[json.exception.invalid_iterator.209] cannot use offsets with object iterators");
                 }
                 {
                     auto it = j_object.begin();
-                    CHECK_THROWS_AS(it - 1, std::domain_error);
-                    CHECK_THROWS_WITH(it - 1, "cannot use offsets with object iterators");
+                    CHECK_THROWS_AS(it - 1, json::invalid_iterator);
+                    CHECK_THROWS_WITH(it - 1, "[json.exception.invalid_iterator.209] cannot use offsets with object iterators");
                 }
                 {
                     auto it = j_object.cbegin();
-                    CHECK_THROWS_AS(it - 1, std::domain_error);
-                    CHECK_THROWS_WITH(it - 1, "cannot use offsets with object iterators");
+                    CHECK_THROWS_AS(it - 1, json::invalid_iterator);
+                    CHECK_THROWS_WITH(it - 1, "[json.exception.invalid_iterator.209] cannot use offsets with object iterators");
                 }
                 {
                     auto it = j_object.begin();
-                    CHECK_THROWS_AS(it - it, std::domain_error);
-                    CHECK_THROWS_WITH(it - it, "cannot use offsets with object iterators");
+                    CHECK_THROWS_AS(it - it, json::invalid_iterator);
+                    CHECK_THROWS_WITH(it - it, "[json.exception.invalid_iterator.209] cannot use offsets with object iterators");
                 }
                 {
                     auto it = j_object.cbegin();
-                    CHECK_THROWS_AS(it - it, std::domain_error);
-                    CHECK_THROWS_WITH(it - it, "cannot use offsets with object iterators");
+                    CHECK_THROWS_AS(it - it, json::invalid_iterator);
+                    CHECK_THROWS_WITH(it - it, "[json.exception.invalid_iterator.209] cannot use offsets with object iterators");
                 }
             }
 
@@ -380,17 +380,17 @@ TEST_CASE("iterators 2")
             {
                 {
                     auto it = j_object.begin();
-                    CHECK_THROWS_AS(it[0], std::domain_error);
-                    CHECK_THROWS_AS(it[1], std::domain_error);
-                    CHECK_THROWS_WITH(it[0], "cannot use operator[] for object iterators");
-                    CHECK_THROWS_WITH(it[1], "cannot use operator[] for object iterators");
+                    CHECK_THROWS_AS(it[0], json::invalid_iterator);
+                    CHECK_THROWS_AS(it[1], json::invalid_iterator);
+                    CHECK_THROWS_WITH(it[0], "[json.exception.invalid_iterator.208] cannot use operator[] for object iterators");
+                    CHECK_THROWS_WITH(it[1], "[json.exception.invalid_iterator.208] cannot use operator[] for object iterators");
                 }
                 {
                     auto it = j_object.cbegin();
-                    CHECK_THROWS_AS(it[0], std::domain_error);
-                    CHECK_THROWS_AS(it[1], std::domain_error);
-                    CHECK_THROWS_WITH(it[0], "cannot use operator[] for object iterators");
-                    CHECK_THROWS_WITH(it[1], "cannot use operator[] for object iterators");
+                    CHECK_THROWS_AS(it[0], json::invalid_iterator);
+                    CHECK_THROWS_AS(it[1], json::invalid_iterator);
+                    CHECK_THROWS_WITH(it[0], "[json.exception.invalid_iterator.208] cannot use operator[] for object iterators");
+                    CHECK_THROWS_WITH(it[1], "[json.exception.invalid_iterator.208] cannot use operator[] for object iterators");
                 }
             }
 
@@ -420,17 +420,17 @@ TEST_CASE("iterators 2")
             {
                 {
                     auto it = j_null.begin();
-                    CHECK_THROWS_AS(it[0], std::out_of_range);
-                    CHECK_THROWS_AS(it[1], std::out_of_range);
-                    CHECK_THROWS_WITH(it[0], "cannot get value");
-                    CHECK_THROWS_WITH(it[1], "cannot get value");
+                    CHECK_THROWS_AS(it[0], json::invalid_iterator);
+                    CHECK_THROWS_AS(it[1], json::invalid_iterator);
+                    CHECK_THROWS_WITH(it[0], "[json.exception.invalid_iterator.214] cannot get value");
+                    CHECK_THROWS_WITH(it[1], "[json.exception.invalid_iterator.214] cannot get value");
                 }
                 {
                     auto it = j_null.cbegin();
-                    CHECK_THROWS_AS(it[0], std::out_of_range);
-                    CHECK_THROWS_AS(it[1], std::out_of_range);
-                    CHECK_THROWS_WITH(it[0], "cannot get value");
-                    CHECK_THROWS_WITH(it[1], "cannot get value");
+                    CHECK_THROWS_AS(it[0], json::invalid_iterator);
+                    CHECK_THROWS_AS(it[1], json::invalid_iterator);
+                    CHECK_THROWS_WITH(it[0], "[json.exception.invalid_iterator.214] cannot get value");
+                    CHECK_THROWS_WITH(it[1], "[json.exception.invalid_iterator.214] cannot get value");
                 }
             }
 
@@ -439,14 +439,14 @@ TEST_CASE("iterators 2")
                 {
                     auto it = j_value.begin();
                     CHECK(it[0] == json(42));
-                    CHECK_THROWS_AS(it[1], std::out_of_range);
-                    CHECK_THROWS_WITH(it[1], "cannot get value");
+                    CHECK_THROWS_AS(it[1], json::invalid_iterator);
+                    CHECK_THROWS_WITH(it[1], "[json.exception.invalid_iterator.214] cannot get value");
                 }
                 {
                     auto it = j_value.cbegin();
                     CHECK(it[0] == json(42));
-                    CHECK_THROWS_AS(it[1], std::out_of_range);
-                    CHECK_THROWS_WITH(it[1], "cannot get value");
+                    CHECK_THROWS_AS(it[1], json::invalid_iterator);
+                    CHECK_THROWS_WITH(it[1], "[json.exception.invalid_iterator.214] cannot get value");
                 }
             }
         }
@@ -500,22 +500,22 @@ TEST_CASE("iterators 2")
             {
                 if (j.type() == json::value_t::object)
                 {
-                    CHECK_THROWS_AS(it1 < it1, std::domain_error);
-                    CHECK_THROWS_AS(it1 < it2, std::domain_error);
-                    CHECK_THROWS_AS(it2 < it3, std::domain_error);
-                    CHECK_THROWS_AS(it1 < it3, std::domain_error);
-                    CHECK_THROWS_AS(it1_c < it1_c, std::domain_error);
-                    CHECK_THROWS_AS(it1_c < it2_c, std::domain_error);
-                    CHECK_THROWS_AS(it2_c < it3_c, std::domain_error);
-                    CHECK_THROWS_AS(it1_c < it3_c, std::domain_error);
-                    CHECK_THROWS_WITH(it1 < it1, "cannot compare order of object iterators");
-                    CHECK_THROWS_WITH(it1 < it2, "cannot compare order of object iterators");
-                    CHECK_THROWS_WITH(it2 < it3, "cannot compare order of object iterators");
-                    CHECK_THROWS_WITH(it1 < it3, "cannot compare order of object iterators");
-                    CHECK_THROWS_WITH(it1_c < it1_c, "cannot compare order of object iterators");
-                    CHECK_THROWS_WITH(it1_c < it2_c, "cannot compare order of object iterators");
-                    CHECK_THROWS_WITH(it2_c < it3_c, "cannot compare order of object iterators");
-                    CHECK_THROWS_WITH(it1_c < it3_c, "cannot compare order of object iterators");
+                    CHECK_THROWS_AS(it1 < it1, json::invalid_iterator);
+                    CHECK_THROWS_AS(it1 < it2, json::invalid_iterator);
+                    CHECK_THROWS_AS(it2 < it3, json::invalid_iterator);
+                    CHECK_THROWS_AS(it1 < it3, json::invalid_iterator);
+                    CHECK_THROWS_AS(it1_c < it1_c, json::invalid_iterator);
+                    CHECK_THROWS_AS(it1_c < it2_c, json::invalid_iterator);
+                    CHECK_THROWS_AS(it2_c < it3_c, json::invalid_iterator);
+                    CHECK_THROWS_AS(it1_c < it3_c, json::invalid_iterator);
+                    CHECK_THROWS_WITH(it1 < it1, "[json.exception.invalid_iterator.213] cannot compare order of object iterators");
+                    CHECK_THROWS_WITH(it1 < it2, "[json.exception.invalid_iterator.213] cannot compare order of object iterators");
+                    CHECK_THROWS_WITH(it2 < it3, "[json.exception.invalid_iterator.213] cannot compare order of object iterators");
+                    CHECK_THROWS_WITH(it1 < it3, "[json.exception.invalid_iterator.213] cannot compare order of object iterators");
+                    CHECK_THROWS_WITH(it1_c < it1_c, "[json.exception.invalid_iterator.213] cannot compare order of object iterators");
+                    CHECK_THROWS_WITH(it1_c < it2_c, "[json.exception.invalid_iterator.213] cannot compare order of object iterators");
+                    CHECK_THROWS_WITH(it2_c < it3_c, "[json.exception.invalid_iterator.213] cannot compare order of object iterators");
+                    CHECK_THROWS_WITH(it1_c < it3_c, "[json.exception.invalid_iterator.213] cannot compare order of object iterators");
                 }
                 else
                 {
@@ -534,22 +534,22 @@ TEST_CASE("iterators 2")
             {
                 if (j.type() == json::value_t::object)
                 {
-                    CHECK_THROWS_AS(it1 <= it1, std::domain_error);
-                    CHECK_THROWS_AS(it1 <= it2, std::domain_error);
-                    CHECK_THROWS_AS(it2 <= it3, std::domain_error);
-                    CHECK_THROWS_AS(it1 <= it3, std::domain_error);
-                    CHECK_THROWS_AS(it1_c <= it1_c, std::domain_error);
-                    CHECK_THROWS_AS(it1_c <= it2_c, std::domain_error);
-                    CHECK_THROWS_AS(it2_c <= it3_c, std::domain_error);
-                    CHECK_THROWS_AS(it1_c <= it3_c, std::domain_error);
-                    CHECK_THROWS_WITH(it1 <= it1, "cannot compare order of object iterators");
-                    CHECK_THROWS_WITH(it1 <= it2, "cannot compare order of object iterators");
-                    CHECK_THROWS_WITH(it2 <= it3, "cannot compare order of object iterators");
-                    CHECK_THROWS_WITH(it1 <= it3, "cannot compare order of object iterators");
-                    CHECK_THROWS_WITH(it1_c <= it1_c, "cannot compare order of object iterators");
-                    CHECK_THROWS_WITH(it1_c <= it2_c, "cannot compare order of object iterators");
-                    CHECK_THROWS_WITH(it2_c <= it3_c, "cannot compare order of object iterators");
-                    CHECK_THROWS_WITH(it1_c <= it3_c, "cannot compare order of object iterators");
+                    CHECK_THROWS_AS(it1 <= it1, json::invalid_iterator);
+                    CHECK_THROWS_AS(it1 <= it2, json::invalid_iterator);
+                    CHECK_THROWS_AS(it2 <= it3, json::invalid_iterator);
+                    CHECK_THROWS_AS(it1 <= it3, json::invalid_iterator);
+                    CHECK_THROWS_AS(it1_c <= it1_c, json::invalid_iterator);
+                    CHECK_THROWS_AS(it1_c <= it2_c, json::invalid_iterator);
+                    CHECK_THROWS_AS(it2_c <= it3_c, json::invalid_iterator);
+                    CHECK_THROWS_AS(it1_c <= it3_c, json::invalid_iterator);
+                    CHECK_THROWS_WITH(it1 <= it1, "[json.exception.invalid_iterator.213] cannot compare order of object iterators");
+                    CHECK_THROWS_WITH(it1 <= it2, "[json.exception.invalid_iterator.213] cannot compare order of object iterators");
+                    CHECK_THROWS_WITH(it2 <= it3, "[json.exception.invalid_iterator.213] cannot compare order of object iterators");
+                    CHECK_THROWS_WITH(it1 <= it3, "[json.exception.invalid_iterator.213] cannot compare order of object iterators");
+                    CHECK_THROWS_WITH(it1_c <= it1_c, "[json.exception.invalid_iterator.213] cannot compare order of object iterators");
+                    CHECK_THROWS_WITH(it1_c <= it2_c, "[json.exception.invalid_iterator.213] cannot compare order of object iterators");
+                    CHECK_THROWS_WITH(it2_c <= it3_c, "[json.exception.invalid_iterator.213] cannot compare order of object iterators");
+                    CHECK_THROWS_WITH(it1_c <= it3_c, "[json.exception.invalid_iterator.213] cannot compare order of object iterators");
                 }
                 else
                 {
@@ -569,22 +569,22 @@ TEST_CASE("iterators 2")
             {
                 if (j.type() == json::value_t::object)
                 {
-                    CHECK_THROWS_AS(it1 > it1, std::domain_error);
-                    CHECK_THROWS_AS(it1 > it2, std::domain_error);
-                    CHECK_THROWS_AS(it2 > it3, std::domain_error);
-                    CHECK_THROWS_AS(it1 > it3, std::domain_error);
-                    CHECK_THROWS_AS(it1_c > it1_c, std::domain_error);
-                    CHECK_THROWS_AS(it1_c > it2_c, std::domain_error);
-                    CHECK_THROWS_AS(it2_c > it3_c, std::domain_error);
-                    CHECK_THROWS_AS(it1_c > it3_c, std::domain_error);
-                    CHECK_THROWS_WITH(it1 > it1, "cannot compare order of object iterators");
-                    CHECK_THROWS_WITH(it1 > it2, "cannot compare order of object iterators");
-                    CHECK_THROWS_WITH(it2 > it3, "cannot compare order of object iterators");
-                    CHECK_THROWS_WITH(it1 > it3, "cannot compare order of object iterators");
-                    CHECK_THROWS_WITH(it1_c > it1_c, "cannot compare order of object iterators");
-                    CHECK_THROWS_WITH(it1_c > it2_c, "cannot compare order of object iterators");
-                    CHECK_THROWS_WITH(it2_c > it3_c, "cannot compare order of object iterators");
-                    CHECK_THROWS_WITH(it1_c > it3_c, "cannot compare order of object iterators");
+                    CHECK_THROWS_AS(it1 > it1, json::invalid_iterator);
+                    CHECK_THROWS_AS(it1 > it2, json::invalid_iterator);
+                    CHECK_THROWS_AS(it2 > it3, json::invalid_iterator);
+                    CHECK_THROWS_AS(it1 > it3, json::invalid_iterator);
+                    CHECK_THROWS_AS(it1_c > it1_c, json::invalid_iterator);
+                    CHECK_THROWS_AS(it1_c > it2_c, json::invalid_iterator);
+                    CHECK_THROWS_AS(it2_c > it3_c, json::invalid_iterator);
+                    CHECK_THROWS_AS(it1_c > it3_c, json::invalid_iterator);
+                    CHECK_THROWS_WITH(it1 > it1, "[json.exception.invalid_iterator.213] cannot compare order of object iterators");
+                    CHECK_THROWS_WITH(it1 > it2, "[json.exception.invalid_iterator.213] cannot compare order of object iterators");
+                    CHECK_THROWS_WITH(it2 > it3, "[json.exception.invalid_iterator.213] cannot compare order of object iterators");
+                    CHECK_THROWS_WITH(it1 > it3, "[json.exception.invalid_iterator.213] cannot compare order of object iterators");
+                    CHECK_THROWS_WITH(it1_c > it1_c, "[json.exception.invalid_iterator.213] cannot compare order of object iterators");
+                    CHECK_THROWS_WITH(it1_c > it2_c, "[json.exception.invalid_iterator.213] cannot compare order of object iterators");
+                    CHECK_THROWS_WITH(it2_c > it3_c, "[json.exception.invalid_iterator.213] cannot compare order of object iterators");
+                    CHECK_THROWS_WITH(it1_c > it3_c, "[json.exception.invalid_iterator.213] cannot compare order of object iterators");
                 }
                 else
                 {
@@ -604,22 +604,22 @@ TEST_CASE("iterators 2")
             {
                 if (j.type() == json::value_t::object)
                 {
-                    CHECK_THROWS_AS(it1 >= it1, std::domain_error);
-                    CHECK_THROWS_AS(it1 >= it2, std::domain_error);
-                    CHECK_THROWS_AS(it2 >= it3, std::domain_error);
-                    CHECK_THROWS_AS(it1 >= it3, std::domain_error);
-                    CHECK_THROWS_AS(it1_c >= it1_c, std::domain_error);
-                    CHECK_THROWS_AS(it1_c >= it2_c, std::domain_error);
-                    CHECK_THROWS_AS(it2_c >= it3_c, std::domain_error);
-                    CHECK_THROWS_AS(it1_c >= it3_c, std::domain_error);
-                    CHECK_THROWS_WITH(it1 >= it1, "cannot compare order of object iterators");
-                    CHECK_THROWS_WITH(it1 >= it2, "cannot compare order of object iterators");
-                    CHECK_THROWS_WITH(it2 >= it3, "cannot compare order of object iterators");
-                    CHECK_THROWS_WITH(it1 >= it3, "cannot compare order of object iterators");
-                    CHECK_THROWS_WITH(it1_c >= it1_c, "cannot compare order of object iterators");
-                    CHECK_THROWS_WITH(it1_c >= it2_c, "cannot compare order of object iterators");
-                    CHECK_THROWS_WITH(it2_c >= it3_c, "cannot compare order of object iterators");
-                    CHECK_THROWS_WITH(it1_c >= it3_c, "cannot compare order of object iterators");
+                    CHECK_THROWS_AS(it1 >= it1, json::invalid_iterator);
+                    CHECK_THROWS_AS(it1 >= it2, json::invalid_iterator);
+                    CHECK_THROWS_AS(it2 >= it3, json::invalid_iterator);
+                    CHECK_THROWS_AS(it1 >= it3, json::invalid_iterator);
+                    CHECK_THROWS_AS(it1_c >= it1_c, json::invalid_iterator);
+                    CHECK_THROWS_AS(it1_c >= it2_c, json::invalid_iterator);
+                    CHECK_THROWS_AS(it2_c >= it3_c, json::invalid_iterator);
+                    CHECK_THROWS_AS(it1_c >= it3_c, json::invalid_iterator);
+                    CHECK_THROWS_WITH(it1 >= it1, "[json.exception.invalid_iterator.213] cannot compare order of object iterators");
+                    CHECK_THROWS_WITH(it1 >= it2, "[json.exception.invalid_iterator.213] cannot compare order of object iterators");
+                    CHECK_THROWS_WITH(it2 >= it3, "[json.exception.invalid_iterator.213] cannot compare order of object iterators");
+                    CHECK_THROWS_WITH(it1 >= it3, "[json.exception.invalid_iterator.213] cannot compare order of object iterators");
+                    CHECK_THROWS_WITH(it1_c >= it1_c, "[json.exception.invalid_iterator.213] cannot compare order of object iterators");
+                    CHECK_THROWS_WITH(it1_c >= it2_c, "[json.exception.invalid_iterator.213] cannot compare order of object iterators");
+                    CHECK_THROWS_WITH(it2_c >= it3_c, "[json.exception.invalid_iterator.213] cannot compare order of object iterators");
+                    CHECK_THROWS_WITH(it1_c >= it3_c, "[json.exception.invalid_iterator.213] cannot compare order of object iterators");
                 }
                 else
                 {
@@ -643,15 +643,15 @@ TEST_CASE("iterators 2")
             {
                 if (j != k)
                 {
-                    CHECK_THROWS_AS(j.rbegin() == k.rbegin(), std::domain_error);
-                    CHECK_THROWS_AS(j.crbegin() == k.crbegin(), std::domain_error);
-                    CHECK_THROWS_WITH(j.rbegin() == k.rbegin(), "cannot compare iterators of different containers");
-                    CHECK_THROWS_WITH(j.crbegin() == k.crbegin(), "cannot compare iterators of different containers");
+                    CHECK_THROWS_AS(j.rbegin() == k.rbegin(), json::invalid_iterator);
+                    CHECK_THROWS_AS(j.crbegin() == k.crbegin(), json::invalid_iterator);
+                    CHECK_THROWS_WITH(j.rbegin() == k.rbegin(), "[json.exception.invalid_iterator.212] cannot compare iterators of different containers");
+                    CHECK_THROWS_WITH(j.crbegin() == k.crbegin(), "[json.exception.invalid_iterator.212] cannot compare iterators of different containers");
 
-                    CHECK_THROWS_AS(j.rbegin() < k.rbegin(), std::domain_error);
-                    CHECK_THROWS_AS(j.crbegin() < k.crbegin(), std::domain_error);
-                    CHECK_THROWS_WITH(j.rbegin() < k.rbegin(), "cannot compare iterators of different containers");
-                    CHECK_THROWS_WITH(j.crbegin() < k.crbegin(), "cannot compare iterators of different containers");
+                    CHECK_THROWS_AS(j.rbegin() < k.rbegin(), json::invalid_iterator);
+                    CHECK_THROWS_AS(j.crbegin() < k.crbegin(), json::invalid_iterator);
+                    CHECK_THROWS_WITH(j.rbegin() < k.rbegin(), "[json.exception.invalid_iterator.212] cannot compare iterators of different containers");
+                    CHECK_THROWS_WITH(j.crbegin() < k.crbegin(), "[json.exception.invalid_iterator.212] cannot compare iterators of different containers");
                 }
             }
         }
@@ -670,53 +670,53 @@ TEST_CASE("iterators 2")
             {
                 {
                     auto it = j_object.rbegin();
-                    CHECK_THROWS_AS(it += 1, std::domain_error);
-                    CHECK_THROWS_WITH(it += 1, "cannot use offsets with object iterators");
+                    CHECK_THROWS_AS(it += 1, json::invalid_iterator);
+                    CHECK_THROWS_WITH(it += 1, "[json.exception.invalid_iterator.209] cannot use offsets with object iterators");
                 }
                 {
                     auto it = j_object.crbegin();
-                    CHECK_THROWS_AS(it += 1, std::domain_error);
-                    CHECK_THROWS_WITH(it += 1, "cannot use offsets with object iterators");
+                    CHECK_THROWS_AS(it += 1, json::invalid_iterator);
+                    CHECK_THROWS_WITH(it += 1, "[json.exception.invalid_iterator.209] cannot use offsets with object iterators");
                 }
                 {
                     auto it = j_object.rbegin();
-                    CHECK_THROWS_AS(it + 1, std::domain_error);
-                    CHECK_THROWS_WITH(it + 1, "cannot use offsets with object iterators");
+                    CHECK_THROWS_AS(it + 1, json::invalid_iterator);
+                    CHECK_THROWS_WITH(it + 1, "[json.exception.invalid_iterator.209] cannot use offsets with object iterators");
                 }
                 {
                     auto it = j_object.crbegin();
-                    CHECK_THROWS_AS(it + 1, std::domain_error);
-                    CHECK_THROWS_WITH(it + 1, "cannot use offsets with object iterators");
+                    CHECK_THROWS_AS(it + 1, json::invalid_iterator);
+                    CHECK_THROWS_WITH(it + 1, "[json.exception.invalid_iterator.209] cannot use offsets with object iterators");
                 }
                 {
                     auto it = j_object.rbegin();
-                    CHECK_THROWS_AS(it -= 1, std::domain_error);
-                    CHECK_THROWS_WITH(it -= 1, "cannot use offsets with object iterators");
+                    CHECK_THROWS_AS(it -= 1, json::invalid_iterator);
+                    CHECK_THROWS_WITH(it -= 1, "[json.exception.invalid_iterator.209] cannot use offsets with object iterators");
                 }
                 {
                     auto it = j_object.crbegin();
-                    CHECK_THROWS_AS(it -= 1, std::domain_error);
-                    CHECK_THROWS_WITH(it -= 1, "cannot use offsets with object iterators");
+                    CHECK_THROWS_AS(it -= 1, json::invalid_iterator);
+                    CHECK_THROWS_WITH(it -= 1, "[json.exception.invalid_iterator.209] cannot use offsets with object iterators");
                 }
                 {
                     auto it = j_object.rbegin();
-                    CHECK_THROWS_AS(it - 1, std::domain_error);
-                    CHECK_THROWS_WITH(it - 1, "cannot use offsets with object iterators");
+                    CHECK_THROWS_AS(it - 1, json::invalid_iterator);
+                    CHECK_THROWS_WITH(it - 1, "[json.exception.invalid_iterator.209] cannot use offsets with object iterators");
                 }
                 {
                     auto it = j_object.crbegin();
-                    CHECK_THROWS_AS(it - 1, std::domain_error);
-                    CHECK_THROWS_WITH(it - 1, "cannot use offsets with object iterators");
+                    CHECK_THROWS_AS(it - 1, json::invalid_iterator);
+                    CHECK_THROWS_WITH(it - 1, "[json.exception.invalid_iterator.209] cannot use offsets with object iterators");
                 }
                 {
                     auto it = j_object.rbegin();
-                    CHECK_THROWS_AS(it - it, std::domain_error);
-                    CHECK_THROWS_WITH(it - it, "cannot use offsets with object iterators");
+                    CHECK_THROWS_AS(it - it, json::invalid_iterator);
+                    CHECK_THROWS_WITH(it - it, "[json.exception.invalid_iterator.209] cannot use offsets with object iterators");
                 }
                 {
                     auto it = j_object.crbegin();
-                    CHECK_THROWS_AS(it - it, std::domain_error);
-                    CHECK_THROWS_WITH(it - it, "cannot use offsets with object iterators");
+                    CHECK_THROWS_AS(it - it, json::invalid_iterator);
+                    CHECK_THROWS_WITH(it - it, "[json.exception.invalid_iterator.209] cannot use offsets with object iterators");
                 }
             }
 
@@ -799,17 +799,17 @@ TEST_CASE("iterators 2")
             {
                 {
                     auto it = j_object.rbegin();
-                    CHECK_THROWS_AS(it[0], std::domain_error);
-                    CHECK_THROWS_AS(it[1], std::domain_error);
-                    CHECK_THROWS_WITH(it[0], "cannot use offsets with object iterators");
-                    CHECK_THROWS_WITH(it[1], "cannot use offsets with object iterators");
+                    CHECK_THROWS_AS(it[0], json::invalid_iterator);
+                    CHECK_THROWS_AS(it[1], json::invalid_iterator);
+                    CHECK_THROWS_WITH(it[0], "[json.exception.invalid_iterator.209] cannot use offsets with object iterators");
+                    CHECK_THROWS_WITH(it[1], "[json.exception.invalid_iterator.209] cannot use offsets with object iterators");
                 }
                 {
                     auto it = j_object.crbegin();
-                    CHECK_THROWS_AS(it[0], std::domain_error);
-                    CHECK_THROWS_AS(it[1], std::domain_error);
-                    CHECK_THROWS_WITH(it[0], "cannot use offsets with object iterators");
-                    CHECK_THROWS_WITH(it[1], "cannot use offsets with object iterators");
+                    CHECK_THROWS_AS(it[0], json::invalid_iterator);
+                    CHECK_THROWS_AS(it[1], json::invalid_iterator);
+                    CHECK_THROWS_WITH(it[0], "[json.exception.invalid_iterator.209] cannot use offsets with object iterators");
+                    CHECK_THROWS_WITH(it[1], "[json.exception.invalid_iterator.209] cannot use offsets with object iterators");
                 }
             }
 
@@ -839,17 +839,17 @@ TEST_CASE("iterators 2")
             {
                 {
                     auto it = j_null.rbegin();
-                    CHECK_THROWS_AS(it[0], std::out_of_range);
-                    CHECK_THROWS_AS(it[1], std::out_of_range);
-                    CHECK_THROWS_WITH(it[0], "cannot get value");
-                    CHECK_THROWS_WITH(it[1], "cannot get value");
+                    CHECK_THROWS_AS(it[0], json::invalid_iterator);
+                    CHECK_THROWS_AS(it[1], json::invalid_iterator);
+                    CHECK_THROWS_WITH(it[0], "[json.exception.invalid_iterator.214] cannot get value");
+                    CHECK_THROWS_WITH(it[1], "[json.exception.invalid_iterator.214] cannot get value");
                 }
                 {
                     auto it = j_null.crbegin();
-                    CHECK_THROWS_AS(it[0], std::out_of_range);
-                    CHECK_THROWS_AS(it[1], std::out_of_range);
-                    CHECK_THROWS_WITH(it[0], "cannot get value");
-                    CHECK_THROWS_WITH(it[1], "cannot get value");
+                    CHECK_THROWS_AS(it[0], json::invalid_iterator);
+                    CHECK_THROWS_AS(it[1], json::invalid_iterator);
+                    CHECK_THROWS_WITH(it[0], "[json.exception.invalid_iterator.214] cannot get value");
+                    CHECK_THROWS_WITH(it[1], "[json.exception.invalid_iterator.214] cannot get value");
                 }
             }
 
@@ -858,14 +858,14 @@ TEST_CASE("iterators 2")
                 {
                     auto it = j_value.rbegin();
                     CHECK(it[0] == json(42));
-                    CHECK_THROWS_AS(it[1], std::out_of_range);
-                    CHECK_THROWS_WITH(it[1], "cannot get value");
+                    CHECK_THROWS_AS(it[1], json::invalid_iterator);
+                    CHECK_THROWS_WITH(it[1], "[json.exception.invalid_iterator.214] cannot get value");
                 }
                 {
                     auto it = j_value.crbegin();
                     CHECK(it[0] == json(42));
-                    CHECK_THROWS_AS(it[1], std::out_of_range);
-                    CHECK_THROWS_WITH(it[1], "cannot get value");
+                    CHECK_THROWS_AS(it[1], json::invalid_iterator);
+                    CHECK_THROWS_WITH(it[1], "[json.exception.invalid_iterator.214] cannot get value");
                 }
             }
         }

test/src/unit-json_patch.cpp

@@ -75,8 +75,9 @@ TEST_CASE("JSON patch")
             json doc2 = R"({ "q": { "bar": 2 } })"_json;
 
             // because "a" does not exist.
-            CHECK_THROWS_AS(doc2.patch(patch), std::out_of_range);
-            CHECK_THROWS_WITH(doc2.patch(patch), "key 'a' not found");
+            CHECK_THROWS_AS(doc2.patch(patch), json::out_of_range);
+            CHECK_THROWS_WITH(doc2.patch(patch),
+                              "[json.exception.out_of_range.403] key 'a' not found");
         }
 
         SECTION("4.2 remove")
@@ -336,8 +337,8 @@ TEST_CASE("JSON patch")
                 )"_json;
 
             // check that evaluation throws
-            CHECK_THROWS_AS(doc.patch(patch), std::domain_error);
-            CHECK_THROWS_WITH(doc.patch(patch), "unsuccessful: " + patch[0].dump());
+            CHECK_THROWS_AS(doc.patch(patch), json::other_error);
+            CHECK_THROWS_WITH(doc.patch(patch), "[json.exception.other_error.501] unsuccessful: " + patch[0].dump());
         }
 
         SECTION("A.10. Adding a Nested Member Object")
@@ -420,8 +421,9 @@ TEST_CASE("JSON patch")
             // references neither the root of the document, nor a member of
             // an existing object, nor a member of an existing array.
 
-            CHECK_THROWS_AS(doc.patch(patch), std::out_of_range);
-            CHECK_THROWS_WITH(doc.patch(patch), "key 'baz' not found");
+            CHECK_THROWS_AS(doc.patch(patch), json::out_of_range);
+            CHECK_THROWS_WITH(doc.patch(patch),
+                              "[json.exception.out_of_range.403] key 'baz' not found");
         }
 
         // A.13. Invalid JSON Patch Document
@@ -476,8 +478,8 @@ TEST_CASE("JSON patch")
                 )"_json;
 
             // check that evaluation throws
-            CHECK_THROWS_AS(doc.patch(patch), std::domain_error);
-            CHECK_THROWS_WITH(doc.patch(patch), "unsuccessful: " + patch[0].dump());
+            CHECK_THROWS_AS(doc.patch(patch), json::other_error);
+            CHECK_THROWS_WITH(doc.patch(patch), "[json.exception.other_error.501] unsuccessful: " + patch[0].dump());
         }
 
         SECTION("A.16. Adding an Array Value")
@@ -666,40 +668,45 @@ TEST_CASE("JSON patch")
             {
                 json j;
                 json patch = {{"op", "add"}, {"path", ""}, {"value", 1}};
-                CHECK_THROWS_AS(j.patch(patch), std::invalid_argument);
-                CHECK_THROWS_WITH(j.patch(patch), "JSON patch must be an array of objects");
+                CHECK_THROWS_AS(j.patch(patch), json::parse_error);
+                CHECK_THROWS_WITH(j.patch(patch),
+                                  "[json.exception.parse_error.104] parse error: JSON patch must be an array of objects");
             }
 
             SECTION("not an array of objects")
             {
                 json j;
                 json patch = {"op", "add", "path", "", "value", 1};
-                CHECK_THROWS_AS(j.patch(patch), std::invalid_argument);
-                CHECK_THROWS_WITH(j.patch(patch), "JSON patch must be an array of objects");
+                CHECK_THROWS_AS(j.patch(patch), json::parse_error);
+                CHECK_THROWS_WITH(j.patch(patch),
+                                  "[json.exception.parse_error.104] parse error: JSON patch must be an array of objects");
             }
 
             SECTION("missing 'op'")
             {
                 json j;
                 json patch = {{{"foo", "bar"}}};
-                CHECK_THROWS_AS(j.patch(patch), std::invalid_argument);
-                CHECK_THROWS_WITH(j.patch(patch), "operation must have member 'op'");
+                CHECK_THROWS_AS(j.patch(patch), json::parse_error);
+                CHECK_THROWS_WITH(j.patch(patch),
+                                  "[json.exception.parse_error.105] parse error: operation must have member 'op'");
             }
 
             SECTION("non-string 'op'")
             {
                 json j;
                 json patch = {{{"op", 1}}};
-                CHECK_THROWS_AS(j.patch(patch), std::invalid_argument);
-                CHECK_THROWS_WITH(j.patch(patch), "operation must have string member 'op'");
+                CHECK_THROWS_AS(j.patch(patch), json::parse_error);
+                CHECK_THROWS_WITH(j.patch(patch),
+                                  "[json.exception.parse_error.105] parse error: operation must have string member 'op'");
             }
 
             SECTION("invalid operation")
             {
                 json j;
                 json patch = {{{"op", "foo"}, {"path", ""}}};
-                CHECK_THROWS_AS(j.patch(patch), std::invalid_argument);
-                CHECK_THROWS_WITH(j.patch(patch), "operation value 'foo' is invalid");
+                CHECK_THROWS_AS(j.patch(patch), json::parse_error);
+                CHECK_THROWS_WITH(j.patch(patch),
+                                  "[json.exception.parse_error.105] parse error: operation value 'foo' is invalid");
             }
         }
 
@@ -709,32 +716,36 @@ TEST_CASE("JSON patch")
             {
                 json j;
                 json patch = {{{"op", "add"}}};
-                CHECK_THROWS_AS(j.patch(patch), std::invalid_argument);
-                CHECK_THROWS_WITH(j.patch(patch), "operation 'add' must have member 'path'");
+                CHECK_THROWS_AS(j.patch(patch), json::parse_error);
+                CHECK_THROWS_WITH(j.patch(patch),
+                                  "[json.exception.parse_error.105] parse error: operation 'add' must have member 'path'");
             }
 
             SECTION("non-string 'path'")
             {
                 json j;
                 json patch = {{{"op", "add"}, {"path", 1}}};
-                CHECK_THROWS_AS(j.patch(patch), std::invalid_argument);
-                CHECK_THROWS_WITH(j.patch(patch), "operation 'add' must have string member 'path'");
+                CHECK_THROWS_AS(j.patch(patch), json::parse_error);
+                CHECK_THROWS_WITH(j.patch(patch),
+                                  "[json.exception.parse_error.105] parse error: operation 'add' must have string member 'path'");
             }
 
             SECTION("missing 'value'")
             {
                 json j;
                 json patch = {{{"op", "add"}, {"path", ""}}};
-                CHECK_THROWS_AS(j.patch(patch), std::invalid_argument);
-                CHECK_THROWS_WITH(j.patch(patch), "operation 'add' must have member 'value'");
+                CHECK_THROWS_AS(j.patch(patch), json::parse_error);
+                CHECK_THROWS_WITH(j.patch(patch),
+                                  "[json.exception.parse_error.105] parse error: operation 'add' must have member 'value'");
             }
 
             SECTION("invalid array index")
             {
                 json j = {1, 2};
                 json patch = {{{"op", "add"}, {"path", "/4"}, {"value", 4}}};
-                CHECK_THROWS_AS(j.patch(patch), std::out_of_range);
-                CHECK_THROWS_WITH(j.patch(patch), "array index 4 is out of range");
+                CHECK_THROWS_AS(j.patch(patch), json::out_of_range);
+                CHECK_THROWS_WITH(j.patch(patch),
+                                  "[json.exception.out_of_range.401] array index 4 is out of range");
             }
         }
 
@@ -744,40 +755,45 @@ TEST_CASE("JSON patch")
             {
                 json j;
                 json patch = {{{"op", "remove"}}};
-                CHECK_THROWS_AS(j.patch(patch), std::invalid_argument);
-                CHECK_THROWS_WITH(j.patch(patch), "operation 'remove' must have member 'path'");
+                CHECK_THROWS_AS(j.patch(patch), json::parse_error);
+                CHECK_THROWS_WITH(j.patch(patch),
+                                  "[json.exception.parse_error.105] parse error: operation 'remove' must have member 'path'");
             }
 
             SECTION("non-string 'path'")
             {
                 json j;
                 json patch = {{{"op", "remove"}, {"path", 1}}};
-                CHECK_THROWS_AS(j.patch(patch), std::invalid_argument);
-                CHECK_THROWS_WITH(j.patch(patch), "operation 'remove' must have string member 'path'");
+                CHECK_THROWS_AS(j.patch(patch), json::parse_error);
+                CHECK_THROWS_WITH(j.patch(patch),
+                                  "[json.exception.parse_error.105] parse error: operation 'remove' must have string member 'path'");
             }
 
             SECTION("nonexisting target location (array)")
             {
                 json j = {1, 2, 3};
                 json patch = {{{"op", "remove"}, {"path", "/17"}}};
-                CHECK_THROWS_AS(j.patch(patch), std::out_of_range);
-                CHECK_THROWS_WITH(j.patch(patch), "array index 17 is out of range");
+                CHECK_THROWS_AS(j.patch(patch), json::out_of_range);
+                CHECK_THROWS_WITH(j.patch(patch),
+                                  "[json.exception.out_of_range.401] array index 17 is out of range");
             }
 
             SECTION("nonexisting target location (object)")
             {
                 json j = {{"foo", 1}, {"bar", 2}};
                 json patch = {{{"op", "remove"}, {"path", "/baz"}}};
-                CHECK_THROWS_AS(j.patch(patch), std::out_of_range);
-                CHECK_THROWS_WITH(j.patch(patch), "key 'baz' not found");
+                CHECK_THROWS_AS(j.patch(patch), json::out_of_range);
+                CHECK_THROWS_WITH(j.patch(patch),
+                                  "[json.exception.out_of_range.403] key 'baz' not found");
             }
 
             SECTION("root element as target location")
             {
                 json j = "string";
                 json patch = {{{"op", "remove"}, {"path", ""}}};
-                CHECK_THROWS_AS(j.patch(patch), std::domain_error);
-                CHECK_THROWS_WITH(j.patch(patch), "JSON pointer has no parent");
+                CHECK_THROWS_AS(j.patch(patch), json::out_of_range);
+                CHECK_THROWS_WITH(j.patch(patch),
+                                  "[json.exception.out_of_range.405] JSON pointer has no parent");
             }
         }
 
@@ -787,40 +803,45 @@ TEST_CASE("JSON patch")
             {
                 json j;
                 json patch = {{{"op", "replace"}}};
-                CHECK_THROWS_AS(j.patch(patch), std::invalid_argument);
-                CHECK_THROWS_WITH(j.patch(patch), "operation 'replace' must have member 'path'");
+                CHECK_THROWS_AS(j.patch(patch), json::parse_error);
+                CHECK_THROWS_WITH(j.patch(patch),
+                                  "[json.exception.parse_error.105] parse error: operation 'replace' must have member 'path'");
             }
 
             SECTION("non-string 'path'")
             {
                 json j;
                 json patch = {{{"op", "replace"}, {"path", 1}}};
-                CHECK_THROWS_AS(j.patch(patch), std::invalid_argument);
-                CHECK_THROWS_WITH(j.patch(patch), "operation 'replace' must have string member 'path'");
+                CHECK_THROWS_AS(j.patch(patch), json::parse_error);
+                CHECK_THROWS_WITH(j.patch(patch),
+                                  "[json.exception.parse_error.105] parse error: operation 'replace' must have string member 'path'");
             }
 
             SECTION("missing 'value'")
             {
                 json j;
                 json patch = {{{"op", "replace"}, {"path", ""}}};
-                CHECK_THROWS_AS(j.patch(patch), std::invalid_argument);
-                CHECK_THROWS_WITH(j.patch(patch), "operation 'replace' must have member 'value'");
+                CHECK_THROWS_AS(j.patch(patch), json::parse_error);
+                CHECK_THROWS_WITH(j.patch(patch),
+                                  "[json.exception.parse_error.105] parse error: operation 'replace' must have member 'value'");
             }
 
             SECTION("nonexisting target location (array)")
             {
                 json j = {1, 2, 3};
                 json patch = {{{"op", "replace"}, {"path", "/17"}, {"value", 19}}};
-                CHECK_THROWS_AS(j.patch(patch), std::out_of_range);
-                CHECK_THROWS_WITH(j.patch(patch), "array index 17 is out of range");
+                CHECK_THROWS_AS(j.patch(patch), json::out_of_range);
+                CHECK_THROWS_WITH(j.patch(patch),
+                                  "[json.exception.out_of_range.401] array index 17 is out of range");
             }
 
             SECTION("nonexisting target location (object)")
             {
                 json j = {{"foo", 1}, {"bar", 2}};
                 json patch = {{{"op", "replace"}, {"path", "/baz"}, {"value", 3}}};
-                CHECK_THROWS_AS(j.patch(patch), std::out_of_range);
-                CHECK_THROWS_WITH(j.patch(patch), "key 'baz' not found");
+                CHECK_THROWS_AS(j.patch(patch), json::out_of_range);
+                CHECK_THROWS_WITH(j.patch(patch),
+                                  "[json.exception.out_of_range.403] key 'baz' not found");
             }
         }
 
@@ -830,48 +851,54 @@ TEST_CASE("JSON patch")
             {
                 json j;
                 json patch = {{{"op", "move"}}};
-                CHECK_THROWS_AS(j.patch(patch), std::invalid_argument);
-                CHECK_THROWS_WITH(j.patch(patch), "operation 'move' must have member 'path'");
+                CHECK_THROWS_AS(j.patch(patch), json::parse_error);
+                CHECK_THROWS_WITH(j.patch(patch),
+                                  "[json.exception.parse_error.105] parse error: operation 'move' must have member 'path'");
             }
 
             SECTION("non-string 'path'")
             {
                 json j;
                 json patch = {{{"op", "move"}, {"path", 1}}};
-                CHECK_THROWS_AS(j.patch(patch), std::invalid_argument);
-                CHECK_THROWS_WITH(j.patch(patch), "operation 'move' must have string member 'path'");
+                CHECK_THROWS_AS(j.patch(patch), json::parse_error);
+                CHECK_THROWS_WITH(j.patch(patch),
+                                  "[json.exception.parse_error.105] parse error: operation 'move' must have string member 'path'");
             }
 
             SECTION("missing 'from'")
             {
                 json j;
                 json patch = {{{"op", "move"}, {"path", ""}}};
-                CHECK_THROWS_AS(j.patch(patch), std::invalid_argument);
-                CHECK_THROWS_WITH(j.patch(patch), "operation 'move' must have member 'from'");
+                CHECK_THROWS_AS(j.patch(patch), json::parse_error);
+                CHECK_THROWS_WITH(j.patch(patch),
+                                  "[json.exception.parse_error.105] parse error: operation 'move' must have member 'from'");
             }
 
             SECTION("non-string 'from'")
             {
                 json j;
                 json patch = {{{"op", "move"}, {"path", ""}, {"from", 1}}};
-                CHECK_THROWS_AS(j.patch(patch), std::invalid_argument);
-                CHECK_THROWS_WITH(j.patch(patch), "operation 'move' must have string member 'from'");
+                CHECK_THROWS_AS(j.patch(patch), json::parse_error);
+                CHECK_THROWS_WITH(j.patch(patch),
+                                  "[json.exception.parse_error.105] parse error: operation 'move' must have string member 'from'");
             }
 
             SECTION("nonexisting from location (array)")
             {
                 json j = {1, 2, 3};
                 json patch = {{{"op", "move"}, {"path", "/0"}, {"from", "/5"}}};
-                CHECK_THROWS_AS(j.patch(patch), std::out_of_range);
-                CHECK_THROWS_WITH(j.patch(patch), "array index 5 is out of range");
+                CHECK_THROWS_AS(j.patch(patch), json::out_of_range);
+                CHECK_THROWS_WITH(j.patch(patch),
+                                  "[json.exception.out_of_range.401] array index 5 is out of range");
             }
 
             SECTION("nonexisting from location (object)")
             {
                 json j = {{"foo", 1}, {"bar", 2}};
                 json patch = {{{"op", "move"}, {"path", "/baz"}, {"from", "/baz"}}};
-                CHECK_THROWS_AS(j.patch(patch), std::out_of_range);
-                CHECK_THROWS_WITH(j.patch(patch), "key 'baz' not found");
+                CHECK_THROWS_AS(j.patch(patch), json::out_of_range);
+                CHECK_THROWS_WITH(j.patch(patch),
+                                  "[json.exception.out_of_range.403] key 'baz' not found");
             }
         }
 
@@ -881,48 +908,54 @@ TEST_CASE("JSON patch")
             {
                 json j;
                 json patch = {{{"op", "copy"}}};
-                CHECK_THROWS_AS(j.patch(patch), std::invalid_argument);
-                CHECK_THROWS_WITH(j.patch(patch), "operation 'copy' must have member 'path'");
+                CHECK_THROWS_AS(j.patch(patch), json::parse_error);
+                CHECK_THROWS_WITH(j.patch(patch),
+                                  "[json.exception.parse_error.105] parse error: operation 'copy' must have member 'path'");
             }
 
             SECTION("non-string 'path'")
             {
                 json j;
                 json patch = {{{"op", "copy"}, {"path", 1}}};
-                CHECK_THROWS_AS(j.patch(patch), std::invalid_argument);
-                CHECK_THROWS_WITH(j.patch(patch), "operation 'copy' must have string member 'path'");
+                CHECK_THROWS_AS(j.patch(patch), json::parse_error);
+                CHECK_THROWS_WITH(j.patch(patch),
+                                  "[json.exception.parse_error.105] parse error: operation 'copy' must have string member 'path'");
             }
 
             SECTION("missing 'from'")
             {
                 json j;
                 json patch = {{{"op", "copy"}, {"path", ""}}};
-                CHECK_THROWS_AS(j.patch(patch), std::invalid_argument);
-                CHECK_THROWS_WITH(j.patch(patch), "operation 'copy' must have member 'from'");
+                CHECK_THROWS_AS(j.patch(patch), json::parse_error);
+                CHECK_THROWS_WITH(j.patch(patch),
+                                  "[json.exception.parse_error.105] parse error: operation 'copy' must have member 'from'");
             }
 
             SECTION("non-string 'from'")
             {
                 json j;
                 json patch = {{{"op", "copy"}, {"path", ""}, {"from", 1}}};
-                CHECK_THROWS_AS(j.patch(patch), std::invalid_argument);
-                CHECK_THROWS_WITH(j.patch(patch), "operation 'copy' must have string member 'from'");
+                CHECK_THROWS_AS(j.patch(patch), json::parse_error);
+                CHECK_THROWS_WITH(j.patch(patch),
+                                  "[json.exception.parse_error.105] parse error: operation 'copy' must have string member 'from'");
             }
 
             SECTION("nonexisting from location (array)")
             {
                 json j = {1, 2, 3};
                 json patch = {{{"op", "copy"}, {"path", "/0"}, {"from", "/5"}}};
-                CHECK_THROWS_AS(j.patch(patch), std::out_of_range);
-                CHECK_THROWS_WITH(j.patch(patch), "array index 5 is out of range");
+                CHECK_THROWS_AS(j.patch(patch), json::out_of_range);
+                CHECK_THROWS_WITH(j.patch(patch),
+                                  "[json.exception.out_of_range.401] array index 5 is out of range");
             }
 
             SECTION("nonexisting from location (object)")
             {
                 json j = {{"foo", 1}, {"bar", 2}};
                 json patch = {{{"op", "copy"}, {"path", "/fob"}, {"from", "/baz"}}};
-                CHECK_THROWS_AS(j.patch(patch), std::out_of_range);
-                CHECK_THROWS_WITH(j.patch(patch), "key 'baz' not found");
+                CHECK_THROWS_AS(j.patch(patch), json::out_of_range);
+                CHECK_THROWS_WITH(j.patch(patch),
+                                  "[json.exception.out_of_range.403] key 'baz' not found");
             }
         }
 
@@ -932,24 +965,27 @@ TEST_CASE("JSON patch")
             {
                 json j;
                 json patch = {{{"op", "test"}}};
-                CHECK_THROWS_AS(j.patch(patch), std::invalid_argument);
-                CHECK_THROWS_WITH(j.patch(patch), "operation 'test' must have member 'path'");
+                CHECK_THROWS_AS(j.patch(patch), json::parse_error);
+                CHECK_THROWS_WITH(j.patch(patch),
+                                  "[json.exception.parse_error.105] parse error: operation 'test' must have member 'path'");
             }
 
             SECTION("non-string 'path'")
             {
                 json j;
                 json patch = {{{"op", "test"}, {"path", 1}}};
-                CHECK_THROWS_AS(j.patch(patch), std::invalid_argument);
-                CHECK_THROWS_WITH(j.patch(patch), "operation 'test' must have string member 'path'");
+                CHECK_THROWS_AS(j.patch(patch), json::parse_error);
+                CHECK_THROWS_WITH(j.patch(patch),
+                                  "[json.exception.parse_error.105] parse error: operation 'test' must have string member 'path'");
             }
 
             SECTION("missing 'value'")
             {
                 json j;
                 json patch = {{{"op", "test"}, {"path", ""}}};
-                CHECK_THROWS_AS(j.patch(patch), std::invalid_argument);
-                CHECK_THROWS_WITH(j.patch(patch), "operation 'test' must have member 'value'");
+                CHECK_THROWS_AS(j.patch(patch), json::parse_error);
+                CHECK_THROWS_WITH(j.patch(patch),
+                                  "[json.exception.parse_error.105] parse error: operation 'test' must have member 'value'");
             }
         }
     }
@@ -1141,8 +1177,8 @@ TEST_CASE("JSON patch")
                 )"_json;
 
                 // the test will fail
-                CHECK_THROWS_AS(doc.patch(patch), std::domain_error);
-                CHECK_THROWS_WITH(doc.patch(patch), "unsuccessful: " + patch[0].dump());
+                CHECK_THROWS_AS(doc.patch(patch), json::other_error);
+                CHECK_THROWS_WITH(doc.patch(patch), "[json.exception.other_error.501] unsuccessful: " + patch[0].dump());
             }
         }
     }

test/src/unit-json_pointer.cpp

@@ -36,20 +36,25 @@ TEST_CASE("JSON pointers")
 {
     SECTION("errors")
     {
-        CHECK_THROWS_AS(json::json_pointer("foo"), std::domain_error);
-        CHECK_THROWS_WITH(json::json_pointer("foo"), "JSON pointer must be empty or begin with '/'");
+        CHECK_THROWS_AS(json::json_pointer("foo"), json::parse_error);
+        CHECK_THROWS_WITH(json::json_pointer("foo"),
+                          "[json.exception.parse_error.107] parse error at 1: JSON pointer must be empty or begin with '/' - was: 'foo'");
 
-        CHECK_THROWS_AS(json::json_pointer("/~~"), std::domain_error);
-        CHECK_THROWS_WITH(json::json_pointer("/~~"), "escape error: '~' must be followed with '0' or '1'");
+        CHECK_THROWS_AS(json::json_pointer("/~~"), json::parse_error);
+        CHECK_THROWS_WITH(json::json_pointer("/~~"),
+                          "[json.exception.parse_error.108] parse error: escape character '~' must be followed with '0' or '1'");
 
-        CHECK_THROWS_AS(json::json_pointer("/~"), std::domain_error);
-        CHECK_THROWS_WITH(json::json_pointer("/~"), "escape error: '~' must be followed with '0' or '1'");
+        CHECK_THROWS_AS(json::json_pointer("/~"), json::parse_error);
+        CHECK_THROWS_WITH(json::json_pointer("/~"),
+                          "[json.exception.parse_error.108] parse error: escape character '~' must be followed with '0' or '1'");
 
         json::json_pointer p;
-        CHECK_THROWS_AS(p.top(), std::domain_error);
-        CHECK_THROWS_WITH(p.top(), "JSON pointer has no parent");
-        CHECK_THROWS_AS(p.pop_back(), std::domain_error);
-        CHECK_THROWS_WITH(p.pop_back(), "JSON pointer has no parent");
+        CHECK_THROWS_AS(p.top(), json::out_of_range);
+        CHECK_THROWS_WITH(p.top(),
+                          "[json.exception.out_of_range.405] JSON pointer has no parent");
+        CHECK_THROWS_AS(p.pop_back(), json::out_of_range);
+        CHECK_THROWS_WITH(p.pop_back(),
+                          "[json.exception.out_of_range.405] JSON pointer has no parent");
     }
 
     SECTION("examples from RFC 6901")
@@ -121,10 +126,12 @@ TEST_CASE("JSON pointers")
 
             // unresolved access
             json j_primitive = 1;
-            CHECK_THROWS_AS(j_primitive["/foo"_json_pointer], std::out_of_range);
-            CHECK_THROWS_WITH(j_primitive["/foo"_json_pointer], "unresolved reference token 'foo'");
-            CHECK_THROWS_AS(j_primitive.at("/foo"_json_pointer), std::out_of_range);
-            CHECK_THROWS_WITH(j_primitive.at("/foo"_json_pointer), "unresolved reference token 'foo'");
+            CHECK_THROWS_AS(j_primitive["/foo"_json_pointer], json::out_of_range);
+            CHECK_THROWS_WITH(j_primitive["/foo"_json_pointer],
+                              "[json.exception.out_of_range.404] unresolved reference token 'foo'");
+            CHECK_THROWS_AS(j_primitive.at("/foo"_json_pointer), json::out_of_range);
+            CHECK_THROWS_WITH(j_primitive.at("/foo"_json_pointer),
+                              "[json.exception.out_of_range.404] unresolved reference token 'foo'");
         }
 
         SECTION("const access")
@@ -182,15 +189,18 @@ TEST_CASE("JSON pointers")
             CHECK(j[json::json_pointer("/m~0n")] == j["m~n"]);
 
             // unescaped access
-            CHECK_THROWS_AS(j.at(json::json_pointer("/a/b")), std::out_of_range);
-            CHECK_THROWS_WITH(j.at(json::json_pointer("/a/b")), "key 'a' not found");
+            CHECK_THROWS_AS(j.at(json::json_pointer("/a/b")), json::out_of_range);
+            CHECK_THROWS_WITH(j.at(json::json_pointer("/a/b")),
+                              "[json.exception.out_of_range.403] key 'a' not found");
 
             // unresolved access
             const json j_primitive = 1;
-            CHECK_THROWS_AS(j_primitive["/foo"_json_pointer], std::out_of_range);
-            CHECK_THROWS_WITH(j_primitive["/foo"_json_pointer], "unresolved reference token 'foo'");
-            CHECK_THROWS_AS(j_primitive.at("/foo"_json_pointer), std::out_of_range);
-            CHECK_THROWS_WITH(j_primitive.at("/foo"_json_pointer), "unresolved reference token 'foo'");
+            CHECK_THROWS_AS(j_primitive["/foo"_json_pointer], json::out_of_range);
+            CHECK_THROWS_WITH(j_primitive["/foo"_json_pointer],
+                              "[json.exception.out_of_range.404] unresolved reference token 'foo'");
+            CHECK_THROWS_AS(j_primitive.at("/foo"_json_pointer), json::out_of_range);
+            CHECK_THROWS_WITH(j_primitive.at("/foo"_json_pointer),
+                              "[json.exception.out_of_range.404] unresolved reference token 'foo'");
         }
 
         SECTION("user-defined string literal")
@@ -245,31 +255,54 @@ TEST_CASE("JSON pointers")
             CHECK(j == json({1, 13, 3, 33, nullptr, 55}));
 
             // error with leading 0
-            CHECK_THROWS_AS(j["/01"_json_pointer], std::domain_error);
-            CHECK_THROWS_WITH(j["/01"_json_pointer], "array index must not begin with '0'");
-            CHECK_THROWS_AS(j_const["/01"_json_pointer], std::domain_error);
-            CHECK_THROWS_WITH(j_const["/01"_json_pointer], "array index must not begin with '0'");
-            CHECK_THROWS_AS(j.at("/01"_json_pointer), std::domain_error);
-            CHECK_THROWS_WITH(j.at("/01"_json_pointer), "array index must not begin with '0'");
-            CHECK_THROWS_AS(j_const.at("/01"_json_pointer), std::domain_error);
-            CHECK_THROWS_WITH(j_const.at("/01"_json_pointer), "array index must not begin with '0'");
+            CHECK_THROWS_AS(j["/01"_json_pointer], json::parse_error);
+            CHECK_THROWS_WITH(j["/01"_json_pointer],
+                              "[json.exception.parse_error.106] parse error: array index '01' must not begin with '0'");
+            CHECK_THROWS_AS(j_const["/01"_json_pointer], json::parse_error);
+            CHECK_THROWS_WITH(j_const["/01"_json_pointer],
+                              "[json.exception.parse_error.106] parse error: array index '01' must not begin with '0'");
+            CHECK_THROWS_AS(j.at("/01"_json_pointer), json::parse_error);
+            CHECK_THROWS_WITH(j.at("/01"_json_pointer),
+                              "[json.exception.parse_error.106] parse error: array index '01' must not begin with '0'");
+            CHECK_THROWS_AS(j_const.at("/01"_json_pointer), json::parse_error);
+            CHECK_THROWS_WITH(j_const.at("/01"_json_pointer),
+                              "[json.exception.parse_error.106] parse error: array index '01' must not begin with '0'");
 
             // error with incorrect numbers
-            CHECK_THROWS_AS(j["/one"_json_pointer] = 1, std::invalid_argument);
+            CHECK_THROWS_AS(j["/one"_json_pointer] = 1, json::parse_error);
+            CHECK_THROWS_WITH(j["/one"_json_pointer] = 1,
+                              "[json.exception.parse_error.109] parse error: array index 'one' is not a number");
+            CHECK_THROWS_AS(j_const["/one"_json_pointer] == 1, json::parse_error);
+            CHECK_THROWS_WITH(j_const["/one"_json_pointer] == 1,
+                              "[json.exception.parse_error.109] parse error: array index 'one' is not a number");
+
+            CHECK_THROWS_AS(j.at("/one"_json_pointer) = 1, json::parse_error);
+            CHECK_THROWS_WITH(j.at("/one"_json_pointer) = 1,
+                              "[json.exception.parse_error.109] parse error: array index 'one' is not a number");
+            CHECK_THROWS_AS(j_const.at("/one"_json_pointer) == 1, json::parse_error);
+            CHECK_THROWS_WITH(j_const.at("/one"_json_pointer) == 1,
+                              "[json.exception.parse_error.109] parse error: array index 'one' is not a number");
+
+            CHECK_THROWS_AS(json({{"/list/0", 1}, {"/list/1", 2}, {"/list/three", 3}}).unflatten(), json::parse_error);
+            CHECK_THROWS_WITH(json({{"/list/0", 1}, {"/list/1", 2}, {"/list/three", 3}}).unflatten(),
+            "[json.exception.parse_error.109] parse error: array index 'three' is not a number");
 
             // assign to "-"
             j["/-"_json_pointer] = 99;
             CHECK(j == json({1, 13, 3, 33, nullptr, 55, 99}));
 
             // error when using "-" in const object
-            CHECK_THROWS_AS(j_const["/-"_json_pointer], std::out_of_range);
-            CHECK_THROWS_WITH(j_const["/-"_json_pointer], "array index '-' (3) is out of range");
+            CHECK_THROWS_AS(j_const["/-"_json_pointer], json::out_of_range);
+            CHECK_THROWS_WITH(j_const["/-"_json_pointer],
+                              "[json.exception.out_of_range.402] array index '-' (3) is out of range");
 
             // error when using "-" with at
-            CHECK_THROWS_AS(j.at("/-"_json_pointer), std::out_of_range);
-            CHECK_THROWS_WITH(j.at("/-"_json_pointer), "array index '-' (7) is out of range");
-            CHECK_THROWS_AS(j_const.at("/-"_json_pointer), std::out_of_range);
-            CHECK_THROWS_WITH(j_const.at("/-"_json_pointer), "array index '-' (3) is out of range");
+            CHECK_THROWS_AS(j.at("/-"_json_pointer), json::out_of_range);
+            CHECK_THROWS_WITH(j.at("/-"_json_pointer),
+                              "[json.exception.out_of_range.402] array index '-' (7) is out of range");
+            CHECK_THROWS_AS(j_const.at("/-"_json_pointer), json::out_of_range);
+            CHECK_THROWS_WITH(j_const.at("/-"_json_pointer),
+                              "[json.exception.out_of_range.402] array index '-' (3) is out of range");
         }
 
         SECTION("const access")
@@ -282,18 +315,22 @@ TEST_CASE("JSON pointers")
             CHECK(j["/2"_json_pointer] == j[2]);
 
             // assign to nonexisting index
-            CHECK_THROWS_AS(j.at("/3"_json_pointer), std::out_of_range);
-            CHECK_THROWS_WITH(j.at("/3"_json_pointer), "array index 3 is out of range");
+            CHECK_THROWS_AS(j.at("/3"_json_pointer), json::out_of_range);
+            CHECK_THROWS_WITH(j.at("/3"_json_pointer),
+                              "[json.exception.out_of_range.401] array index 3 is out of range");
 
             // assign to nonexisting index (with gap)
-            CHECK_THROWS_AS(j.at("/5"_json_pointer), std::out_of_range);
-            CHECK_THROWS_WITH(j.at("/5"_json_pointer), "array index 5 is out of range");
+            CHECK_THROWS_AS(j.at("/5"_json_pointer), json::out_of_range);
+            CHECK_THROWS_WITH(j.at("/5"_json_pointer),
+                              "[json.exception.out_of_range.401] array index 5 is out of range");
 
             // assign to "-"
-            CHECK_THROWS_AS(j["/-"_json_pointer], std::out_of_range);
-            CHECK_THROWS_WITH(j["/-"_json_pointer], "array index '-' (3) is out of range");
-            CHECK_THROWS_AS(j.at("/-"_json_pointer), std::out_of_range);
-            CHECK_THROWS_WITH(j.at("/-"_json_pointer), "array index '-' (3) is out of range");
+            CHECK_THROWS_AS(j["/-"_json_pointer], json::out_of_range);
+            CHECK_THROWS_WITH(j["/-"_json_pointer],
+                              "[json.exception.out_of_range.402] array index '-' (3) is out of range");
+            CHECK_THROWS_AS(j.at("/-"_json_pointer), json::out_of_range);
+            CHECK_THROWS_WITH(j.at("/-"_json_pointer),
+                              "[json.exception.out_of_range.402] array index '-' (3) is out of range");
         }
 
     }
@@ -349,17 +386,20 @@ TEST_CASE("JSON pointers")
         CHECK(j_flatten.unflatten() == j);
 
         // error for nonobjects
-        CHECK_THROWS_AS(json(1).unflatten(), std::domain_error);
-        CHECK_THROWS_WITH(json(1).unflatten(), "only objects can be unflattened");
+        CHECK_THROWS_AS(json(1).unflatten(), json::type_error);
+        CHECK_THROWS_WITH(json(1).unflatten(),
+                          "[json.exception.type_error.314] only objects can be unflattened");
 
         // error for nonprimitve values
-        CHECK_THROWS_AS(json({{"/1", {1, 2, 3}}}).unflatten(), std::domain_error);
-        CHECK_THROWS_WITH(json({{"/1", {1, 2, 3}}}).unflatten(), "values in object must be primitive");
+        CHECK_THROWS_AS(json({{"/1", {1, 2, 3}}}).unflatten(), json::type_error);
+        CHECK_THROWS_WITH(json({{"/1", {1, 2, 3}}}).unflatten(),
+        "[json.exception.type_error.315] values in object must be primitive");
 
         // error for conflicting values
         json j_error = {{"", 42}, {"/foo", 17}};
-        CHECK_THROWS_AS(j_error.unflatten(), std::domain_error);
-        CHECK_THROWS_WITH(j_error.unflatten(), "invalid value to unflatten");
+        CHECK_THROWS_AS(j_error.unflatten(), json::type_error);
+        CHECK_THROWS_WITH(j_error.unflatten(),
+                          "[json.exception.type_error.313] invalid value to unflatten");
 
         // explicit roundtrip check
         CHECK(j.flatten().unflatten() == j);

test/src/unit-modifiers.cpp

@@ -152,8 +152,8 @@ TEST_CASE("modifiers")
                 SECTION("other type")
                 {
                     json j = 1;
-                    CHECK_THROWS_AS(j.push_back("Hello"), std::domain_error);
-                    CHECK_THROWS_WITH(j.push_back("Hello"), "cannot use push_back() with number");
+                    CHECK_THROWS_AS(j.push_back("Hello"), json::type_error);
+                    CHECK_THROWS_WITH(j.push_back("Hello"), "[json.exception.type_error.308] cannot use push_back() with number");
                 }
             }
 
@@ -182,8 +182,8 @@ TEST_CASE("modifiers")
                 {
                     json j = 1;
                     json k("Hello");
-                    CHECK_THROWS_AS(j.push_back(k), std::domain_error);
-                    CHECK_THROWS_WITH(j.push_back(k), "cannot use push_back() with number");
+                    CHECK_THROWS_AS(j.push_back(k), json::type_error);
+                    CHECK_THROWS_WITH(j.push_back(k), "[json.exception.type_error.308] cannot use push_back() with number");
                 }
             }
         }
@@ -215,9 +215,9 @@ TEST_CASE("modifiers")
             {
                 json j = 1;
                 json k("Hello");
-                CHECK_THROWS_AS(j.push_back(json::object_t::value_type({"one", 1})), std::domain_error);
+                CHECK_THROWS_AS(j.push_back(json::object_t::value_type({"one", 1})), json::type_error);
                 CHECK_THROWS_WITH(j.push_back(json::object_t::value_type({"one", 1})),
-                                  "cannot use push_back() with number");
+                                  "[json.exception.type_error.308] cannot use push_back() with number");
             }
         }
 
@@ -252,8 +252,8 @@ TEST_CASE("modifiers")
                 CHECK(j == json({{"key1", 1}, {"key2", "bar"}}));
 
                 json k = {{"key1", 1}};
-                CHECK_THROWS_AS(k.push_back({1, 2, 3, 4}), std::domain_error);
-                CHECK_THROWS_WITH(k.push_back({1, 2, 3, 4}), "cannot use push_back() with object");
+                CHECK_THROWS_AS(k.push_back({1, 2, 3, 4}), json::type_error);
+                CHECK_THROWS_WITH(k.push_back({1, 2, 3, 4}), "[json.exception.type_error.308] cannot use push_back() with object");
             }
         }
     }
@@ -291,8 +291,9 @@ TEST_CASE("modifiers")
         SECTION("other type")
         {
             json j = 1;
-            CHECK_THROWS_AS(j.emplace_back("Hello"), std::domain_error);
-            CHECK_THROWS_WITH(j.emplace_back("Hello"), "cannot use emplace_back() with number");
+            CHECK_THROWS_AS(j.emplace_back("Hello"), json::type_error);
+            CHECK_THROWS_WITH(j.emplace_back("Hello"),
+                              "[json.exception.type_error.311] cannot use emplace_back() with number");
         }
     }
 
@@ -350,8 +351,9 @@ TEST_CASE("modifiers")
         SECTION("other type")
         {
             json j = 1;
-            CHECK_THROWS_AS(j.emplace("foo", "bar"), std::domain_error);
-            CHECK_THROWS_WITH(j.emplace("foo", "bar"), "cannot use emplace() with number");
+            CHECK_THROWS_AS(j.emplace("foo", "bar"), json::type_error);
+            CHECK_THROWS_WITH(j.emplace("foo", "bar"),
+                              "[json.exception.type_error.311] cannot use emplace() with number");
         }
     }
 
@@ -381,8 +383,8 @@ TEST_CASE("modifiers")
                 SECTION("other type")
                 {
                     json j = 1;
-                    CHECK_THROWS_AS(j += "Hello", std::domain_error);
-                    CHECK_THROWS_WITH(j += "Hello", "cannot use push_back() with number");
+                    CHECK_THROWS_AS(j += "Hello", json::type_error);
+                    CHECK_THROWS_WITH(j += "Hello", "[json.exception.type_error.308] cannot use push_back() with number");
                 }
             }
 
@@ -411,8 +413,8 @@ TEST_CASE("modifiers")
                 {
                     json j = 1;
                     json k("Hello");
-                    CHECK_THROWS_AS(j += k, std::domain_error);
-                    CHECK_THROWS_WITH(j += k, "cannot use push_back() with number");
+                    CHECK_THROWS_AS(j += k, json::type_error);
+                    CHECK_THROWS_WITH(j += k, "[json.exception.type_error.308] cannot use push_back() with number");
                 }
             }
         }
@@ -444,9 +446,9 @@ TEST_CASE("modifiers")
             {
                 json j = 1;
                 json k("Hello");
-                CHECK_THROWS_AS(j += json::object_t::value_type({"one", 1}), std::domain_error);
+                CHECK_THROWS_AS(j += json::object_t::value_type({"one", 1}), json::type_error);
                 CHECK_THROWS_WITH(j += json::object_t::value_type({"one", 1}),
-                                  "cannot use push_back() with number");
+                                  "[json.exception.type_error.308] cannot use push_back() with number");
             }
         }
 
@@ -481,8 +483,8 @@ TEST_CASE("modifiers")
                 CHECK(j == json({{"key1", 1}, {"key2", "bar"}}));
 
                 json k = {{"key1", 1}};
-                CHECK_THROWS_AS((k += {1, 2, 3, 4}), std::domain_error);
-                CHECK_THROWS_WITH((k += {1, 2, 3, 4}), "cannot use push_back() with object");
+                CHECK_THROWS_AS((k += {1, 2, 3, 4}), json::type_error);
+                CHECK_THROWS_WITH((k += {1, 2, 3, 4}), "[json.exception.type_error.308] cannot use push_back() with object");
             }
         }
     }
@@ -617,14 +619,15 @@ TEST_CASE("modifiers")
             {
                 json j_other_array2 = {"first", "second"};
 
-                CHECK_THROWS_AS(j_array.insert(j_array.end(), j_array.begin(), j_array.end()), std::domain_error);
+                CHECK_THROWS_AS(j_array.insert(j_array.end(), j_array.begin(), j_array.end()),
+                                json::invalid_iterator);
                 CHECK_THROWS_AS(j_array.insert(j_array.end(), j_other_array.begin(), j_other_array2.end()),
-                                std::domain_error);
+                                json::invalid_iterator);
 
                 CHECK_THROWS_WITH(j_array.insert(j_array.end(), j_array.begin(), j_array.end()),
-                                  "passed iterators may not belong to container");
+                                  "[json.exception.invalid_iterator.211] passed iterators may not belong to container");
                 CHECK_THROWS_WITH(j_array.insert(j_array.end(), j_other_array.begin(), j_other_array2.end()),
-                                  "iterators do not fit");
+                                  "[json.exception.invalid_iterator.210] iterators do not fit");
             }
         }
 
@@ -663,22 +666,22 @@ TEST_CASE("modifiers")
             // pass iterator to a different array
             json j_another_array = {1, 2};
             json j_yet_another_array = {"first", "second"};
-            CHECK_THROWS_AS(j_array.insert(j_another_array.end(), 10), std::domain_error);
-            CHECK_THROWS_AS(j_array.insert(j_another_array.end(), j_value), std::domain_error);
-            CHECK_THROWS_AS(j_array.insert(j_another_array.end(), 10, 11), std::domain_error);
-            CHECK_THROWS_AS(j_array.insert(j_another_array.end(), j_yet_another_array.begin(),
-                                           j_yet_another_array.end()), std::domain_error);
-            CHECK_THROWS_AS(j_array.insert(j_another_array.end(), {1, 2, 3, 4}), std::domain_error);
+            CHECK_THROWS_AS(j_array.insert(j_another_array.end(), 10), json::invalid_iterator);
+            CHECK_THROWS_AS(j_array.insert(j_another_array.end(), j_value), json::invalid_iterator);
+            CHECK_THROWS_AS(j_array.insert(j_another_array.end(), 10, 11), json::invalid_iterator);
+            CHECK_THROWS_AS(j_array.insert(j_another_array.end(), j_yet_another_array.begin(), j_yet_another_array.end()), json::invalid_iterator);
+            CHECK_THROWS_AS(j_array.insert(j_another_array.end(), {1, 2, 3, 4}), json::invalid_iterator);
 
-            CHECK_THROWS_WITH(j_array.insert(j_another_array.end(), 10), "iterator does not fit current value");
+            CHECK_THROWS_WITH(j_array.insert(j_another_array.end(), 10),
+                              "[json.exception.invalid_iterator.202] iterator does not fit current value");
             CHECK_THROWS_WITH(j_array.insert(j_another_array.end(), j_value),
-                              "iterator does not fit current value");
+                              "[json.exception.invalid_iterator.202] iterator does not fit current value");
             CHECK_THROWS_WITH(j_array.insert(j_another_array.end(), 10, 11),
-                              "iterator does not fit current value");
-            CHECK_THROWS_WITH(j_array.insert(j_another_array.end(), j_yet_another_array.begin(),
-                                             j_yet_another_array.end()), "iterator does not fit current value");
+                              "[json.exception.invalid_iterator.202] iterator does not fit current value");
+            CHECK_THROWS_WITH(j_array.insert(j_another_array.end(), j_yet_another_array.begin(), j_yet_another_array.end()),
+                              "[json.exception.invalid_iterator.202] iterator does not fit current value");
             CHECK_THROWS_WITH(j_array.insert(j_another_array.end(), {1, 2, 3, 4}),
-                              "iterator does not fit current value");
+                              "[json.exception.invalid_iterator.202] iterator does not fit current value");
         }
 
         SECTION("non-array type")
@@ -686,20 +689,20 @@ TEST_CASE("modifiers")
             // call insert on a non-array type
             json j_nonarray = 3;
             json j_yet_another_array = {"first", "second"};
-            CHECK_THROWS_AS(j_nonarray.insert(j_nonarray.end(), 10), std::domain_error);
-            CHECK_THROWS_AS(j_nonarray.insert(j_nonarray.end(), j_value), std::domain_error);
-            CHECK_THROWS_AS(j_nonarray.insert(j_nonarray.end(), 10, 11), std::domain_error);
+            CHECK_THROWS_AS(j_nonarray.insert(j_nonarray.end(), 10), json::type_error);
+            CHECK_THROWS_AS(j_nonarray.insert(j_nonarray.end(), j_value), json::type_error);
+            CHECK_THROWS_AS(j_nonarray.insert(j_nonarray.end(), 10, 11), json::type_error);
             CHECK_THROWS_AS(j_nonarray.insert(j_nonarray.end(), j_yet_another_array.begin(),
-                                              j_yet_another_array.end()), std::domain_error);
-            CHECK_THROWS_AS(j_nonarray.insert(j_nonarray.end(), {1, 2, 3, 4}), std::domain_error);
+                                              j_yet_another_array.end()), json::type_error);
+            CHECK_THROWS_AS(j_nonarray.insert(j_nonarray.end(), {1, 2, 3, 4}), json::type_error);
 
-            CHECK_THROWS_WITH(j_nonarray.insert(j_nonarray.end(), 10), "cannot use insert() with number");
-            CHECK_THROWS_WITH(j_nonarray.insert(j_nonarray.end(), j_value), "cannot use insert() with number");
-            CHECK_THROWS_WITH(j_nonarray.insert(j_nonarray.end(), 10, 11), "cannot use insert() with number");
+            CHECK_THROWS_WITH(j_nonarray.insert(j_nonarray.end(), 10), "[json.exception.type_error.309] cannot use insert() with number");
+            CHECK_THROWS_WITH(j_nonarray.insert(j_nonarray.end(), j_value), "[json.exception.type_error.309] cannot use insert() with number");
+            CHECK_THROWS_WITH(j_nonarray.insert(j_nonarray.end(), 10, 11), "[json.exception.type_error.309] cannot use insert() with number");
             CHECK_THROWS_WITH(j_nonarray.insert(j_nonarray.end(), j_yet_another_array.begin(),
-                                                j_yet_another_array.end()), "cannot use insert() with number");
+                                                j_yet_another_array.end()), "[json.exception.type_error.309] cannot use insert() with number");
             CHECK_THROWS_WITH(j_nonarray.insert(j_nonarray.end(), {1, 2, 3, 4}),
-                              "cannot use insert() with number");
+                              "[json.exception.type_error.309] cannot use insert() with number");
         }
     }
 
@@ -751,8 +754,8 @@ TEST_CASE("modifiers")
                 json j = 17;
                 json::array_t a = {"foo", "bar", "baz"};
 
-                CHECK_THROWS_AS(j.swap(a), std::domain_error);
-                CHECK_THROWS_WITH(j.swap(a), "cannot use swap() with number");
+                CHECK_THROWS_AS(j.swap(a), json::type_error);
+                CHECK_THROWS_WITH(j.swap(a), "[json.exception.type_error.310] cannot use swap() with number");
             }
         }
 
@@ -777,8 +780,8 @@ TEST_CASE("modifiers")
                 json j = 17;
                 json::object_t o = {{"cow", "Kuh"}, {"chicken", "Huhn"}};
 
-                CHECK_THROWS_AS(j.swap(o), std::domain_error);
-                CHECK_THROWS_WITH(j.swap(o), "cannot use swap() with number");
+                CHECK_THROWS_AS(j.swap(o), json::type_error);
+                CHECK_THROWS_WITH(j.swap(o), "[json.exception.type_error.310] cannot use swap() with number");
             }
         }
 
@@ -803,8 +806,8 @@ TEST_CASE("modifiers")
                 json j = 17;
                 json::string_t s = "Hallo Welt";
 
-                CHECK_THROWS_AS(j.swap(s), std::domain_error);
-                CHECK_THROWS_WITH(j.swap(s), "cannot use swap() with number");
+                CHECK_THROWS_AS(j.swap(s), json::type_error);
+                CHECK_THROWS_WITH(j.swap(s), "[json.exception.type_error.310] cannot use swap() with number");
             }
         }
     }

test/src/unit-msgpack.cpp

@@ -1016,6 +1016,90 @@ TEST_CASE("MessagePack")
         json j = json::from_msgpack(given);
         CHECK(j.get<double>() == Approx(25.0000019073486));
     }
+
+    SECTION("errors")
+    {
+        SECTION("too short byte vector")
+        {
+            CHECK_THROWS_AS(json::from_msgpack(std::vector<uint8_t>({0xcc})), json::parse_error);
+            CHECK_THROWS_AS(json::from_msgpack(std::vector<uint8_t>({0xcd})), json::parse_error);
+            CHECK_THROWS_AS(json::from_msgpack(std::vector<uint8_t>({0xcd, 0x00})), json::parse_error);
+            CHECK_THROWS_AS(json::from_msgpack(std::vector<uint8_t>({0xce})), json::parse_error);
+            CHECK_THROWS_AS(json::from_msgpack(std::vector<uint8_t>({0xce, 0x00})), json::parse_error);
+            CHECK_THROWS_AS(json::from_msgpack(std::vector<uint8_t>({0xce, 0x00, 0x00})), json::parse_error);
+            CHECK_THROWS_AS(json::from_msgpack(std::vector<uint8_t>({0xce, 0x00, 0x00, 0x00})), json::parse_error);
+            CHECK_THROWS_AS(json::from_msgpack(std::vector<uint8_t>({0xcf})), json::parse_error);
+            CHECK_THROWS_AS(json::from_msgpack(std::vector<uint8_t>({0xcf, 0x00})), json::parse_error);
+            CHECK_THROWS_AS(json::from_msgpack(std::vector<uint8_t>({0xcf, 0x00, 0x00})), json::parse_error);
+            CHECK_THROWS_AS(json::from_msgpack(std::vector<uint8_t>({0xcf, 0x00, 0x00, 0x00})), json::parse_error);
+            CHECK_THROWS_AS(json::from_msgpack(std::vector<uint8_t>({0xcf, 0x00, 0x00, 0x00, 0x00})), json::parse_error);
+            CHECK_THROWS_AS(json::from_msgpack(std::vector<uint8_t>({0xcf, 0x00, 0x00, 0x00, 0x00, 0x00})), json::parse_error);
+            CHECK_THROWS_AS(json::from_msgpack(std::vector<uint8_t>({0xcf, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00})), json::parse_error);
+            CHECK_THROWS_AS(json::from_msgpack(std::vector<uint8_t>({0xcf, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00})), json::parse_error);
+
+            CHECK_THROWS_WITH(json::from_msgpack(std::vector<uint8_t>({0xcc})),
+                              "[json.exception.parse_error.110] parse error at 2: cannot read 1 bytes from vector");
+            CHECK_THROWS_WITH(json::from_msgpack(std::vector<uint8_t>({0xcd})),
+                              "[json.exception.parse_error.110] parse error at 2: cannot read 2 bytes from vector");
+            CHECK_THROWS_WITH(json::from_msgpack(std::vector<uint8_t>({0xcd, 0x00})),
+                              "[json.exception.parse_error.110] parse error at 2: cannot read 2 bytes from vector");
+            CHECK_THROWS_WITH(json::from_msgpack(std::vector<uint8_t>({0xce})),
+                              "[json.exception.parse_error.110] parse error at 2: cannot read 4 bytes from vector");
+            CHECK_THROWS_WITH(json::from_msgpack(std::vector<uint8_t>({0xce, 0x00})),
+                              "[json.exception.parse_error.110] parse error at 2: cannot read 4 bytes from vector");
+            CHECK_THROWS_WITH(json::from_msgpack(std::vector<uint8_t>({0xce, 0x00, 0x00})),
+                              "[json.exception.parse_error.110] parse error at 2: cannot read 4 bytes from vector");
+            CHECK_THROWS_WITH(json::from_msgpack(std::vector<uint8_t>({0xce, 0x00, 0x00, 0x00})),
+                              "[json.exception.parse_error.110] parse error at 2: cannot read 4 bytes from vector");
+            CHECK_THROWS_WITH(json::from_msgpack(std::vector<uint8_t>({0xcf})),
+                              "[json.exception.parse_error.110] parse error at 2: cannot read 8 bytes from vector");
+            CHECK_THROWS_WITH(json::from_msgpack(std::vector<uint8_t>({0xcf, 0x00})),
+                              "[json.exception.parse_error.110] parse error at 2: cannot read 8 bytes from vector");
+            CHECK_THROWS_WITH(json::from_msgpack(std::vector<uint8_t>({0xcf, 0x00, 0x00})),
+                              "[json.exception.parse_error.110] parse error at 2: cannot read 8 bytes from vector");
+            CHECK_THROWS_WITH(json::from_msgpack(std::vector<uint8_t>({0xcf, 0x00, 0x00, 0x00})),
+                              "[json.exception.parse_error.110] parse error at 2: cannot read 8 bytes from vector");
+            CHECK_THROWS_WITH(json::from_msgpack(std::vector<uint8_t>({0xcf, 0x00, 0x00, 0x00, 0x00})),
+                              "[json.exception.parse_error.110] parse error at 2: cannot read 8 bytes from vector");
+            CHECK_THROWS_WITH(json::from_msgpack(std::vector<uint8_t>({0xcf, 0x00, 0x00, 0x00, 0x00, 0x00})),
+                              "[json.exception.parse_error.110] parse error at 2: cannot read 8 bytes from vector");
+            CHECK_THROWS_WITH(json::from_msgpack(std::vector<uint8_t>({0xcf, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00})),
+                              "[json.exception.parse_error.110] parse error at 2: cannot read 8 bytes from vector");
+            CHECK_THROWS_WITH(json::from_msgpack(std::vector<uint8_t>({0xcf, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00})),
+                              "[json.exception.parse_error.110] parse error at 2: cannot read 8 bytes from vector");
+        }
+
+        SECTION("unsupported bytes")
+        {
+            SECTION("concrete examples")
+            {
+                CHECK_THROWS_AS(json::from_msgpack(std::vector<uint8_t>({0xc1})), json::parse_error);
+                CHECK_THROWS_WITH(json::from_msgpack(std::vector<uint8_t>({0xc1})),
+                                  "[json.exception.parse_error.112] parse error at 1: error reading MessagePack; last byte: 0xc1");
+                CHECK_THROWS_AS(json::from_msgpack(std::vector<uint8_t>({0xc6})), json::parse_error);
+                CHECK_THROWS_WITH(json::from_msgpack(std::vector<uint8_t>({0xc6})),
+                                  "[json.exception.parse_error.112] parse error at 1: error reading MessagePack; last byte: 0xc6");
+            }
+
+            SECTION("all unsupported bytes")
+            {
+                for (auto byte :
+                        {
+                            // never used
+                            0xc1,
+                            // bin
+                            0xc4, 0xc5, 0xc6,
+                            // ext
+                            0xc7, 0xc8, 0xc9,
+                            // fixext
+                            0xd4, 0xd5, 0xd6, 0xd7, 0xd8
+                        })
+                {
+                    CHECK_THROWS_AS(json::from_msgpack(std::vector<uint8_t>({static_cast<uint8_t>(byte)})), json::parse_error);
+                }
+            }
+        }
+    }
 }
 
 
@@ -1116,7 +1200,7 @@ TEST_CASE("MessagePack roundtrips", "[hide]")
                     "test/data/nst_json_testsuite/test_parsing/y_number_after_space.json",
                     "test/data/nst_json_testsuite/test_parsing/y_number_double_close_to_zero.json",
                     "test/data/nst_json_testsuite/test_parsing/y_number_double_huge_neg_exp.json",
-                    "test/data/nst_json_testsuite/test_parsing/y_number_huge_exp.json",
+                    //"test/data/nst_json_testsuite/test_parsing/y_number_huge_exp.json",
                     "test/data/nst_json_testsuite/test_parsing/y_number_int_with_exp.json",
                     "test/data/nst_json_testsuite/test_parsing/y_number_minus_zero.json",
                     "test/data/nst_json_testsuite/test_parsing/y_number_negative_int.json",
@@ -1128,9 +1212,9 @@ TEST_CASE("MessagePack roundtrips", "[hide]")
                     "test/data/nst_json_testsuite/test_parsing/y_number_real_exponent.json",
                     "test/data/nst_json_testsuite/test_parsing/y_number_real_fraction_exponent.json",
                     "test/data/nst_json_testsuite/test_parsing/y_number_real_neg_exp.json",
-                    "test/data/nst_json_testsuite/test_parsing/y_number_real_neg_overflow.json",
+                    //"test/data/nst_json_testsuite/test_parsing/y_number_real_neg_overflow.json",
                     "test/data/nst_json_testsuite/test_parsing/y_number_real_pos_exponent.json",
-                    "test/data/nst_json_testsuite/test_parsing/y_number_real_pos_overflow.json",
+                    //"test/data/nst_json_testsuite/test_parsing/y_number_real_pos_overflow.json",
                     "test/data/nst_json_testsuite/test_parsing/y_number_real_underflow.json",
                     "test/data/nst_json_testsuite/test_parsing/y_number_simple_int.json",
                     "test/data/nst_json_testsuite/test_parsing/y_number_simple_real.json",

test/src/unit-regression.cpp

@@ -33,6 +33,7 @@ SOFTWARE.
 using nlohmann::json;
 
 #include <fstream>
+#include <list>
 
 TEST_CASE("regression tests")
 {
@@ -49,6 +50,7 @@ TEST_CASE("regression tests")
 
     SECTION("issue #70 - Handle infinity and NaN cases")
     {
+        /*
         SECTION("NAN value")
         {
             CHECK(json(NAN) == json());
@@ -60,6 +62,36 @@ TEST_CASE("regression tests")
             CHECK(json(INFINITY) == json());
             CHECK(json(json::number_float_t(INFINITY)) == json());
         }
+        */
+
+        // With 3.0.0, the semantics of this changed: NAN and infinity are
+        // stored properly inside the JSON value (no exception or conversion
+        // to null), but are serialized as null.
+        SECTION("NAN value")
+        {
+            json j1 = NAN;
+            CHECK(j1.is_number_float());
+            json::number_float_t f1 = j1;
+            CHECK(std::isnan(f1));
+
+            json j2 = json::number_float_t(NAN);
+            CHECK(j2.is_number_float());
+            json::number_float_t f2 = j2;
+            CHECK(std::isnan(f2));
+        }
+
+        SECTION("infinity")
+        {
+            json j1 = INFINITY;
+            CHECK(j1.is_number_float());
+            json::number_float_t f1 = j1;
+            CHECK(not std::isfinite(f1));
+
+            json j2 = json::number_float_t(INFINITY);
+            CHECK(j2.is_number_float());
+            json::number_float_t f2 = j2;
+            CHECK(not std::isfinite(f2));
+        }
     }
 
     SECTION("pull request #71 - handle enum type")
@@ -429,16 +461,6 @@ TEST_CASE("regression tests")
     {
         setlocale(LC_NUMERIC, "de_DE.UTF-8");
 
-        // Verify that snprintf uses special decimal and grouping characters.
-        // Disabled, because can't trigger locale-specific behavior in AppVeyor
-#ifndef _MSC_VER
-        {
-            std::array<char, 64> buf;
-            std::snprintf(buf.data(), buf.size(), "%.2f", 12345.67);
-            CHECK(strcmp(buf.data(), "12345,67") == 0);
-        }
-#endif
-
         // verify that dumped correctly with '.' and no grouping
         const json j1 = 12345.67;
         CHECK(json(12345.67).dump() == "12345.67");
@@ -449,18 +471,6 @@ TEST_CASE("regression tests")
     {
         setlocale(LC_NUMERIC, "de_DE.UTF-8");
 
-        // disabled, because locale-specific beharivor is not
-        // triggered in AppVeyor for some reason
-#ifndef _MSC_VER
-        {
-            // verify that strtod now uses commas as decimal-separator
-            CHECK(std::strtod("3,14", nullptr) == 3.14);
-
-            // verify that strtod does not understand dots as decimal separator
-            CHECK(std::strtod("3.14", nullptr) == 3);
-        }
-#endif
-
         // verify that parsed correctly despite using strtod internally
         CHECK(json::parse("3.14").get<double>() == 3.14);
 
@@ -559,14 +569,16 @@ TEST_CASE("regression tests")
 
     SECTION("issue #329 - serialized value not always can be parsed")
     {
-        json j = json::parse("22e2222");
-        CHECK(j == json());
+        CHECK_THROWS_AS(json::parse("22e2222"), json::out_of_range);
+        CHECK_THROWS_WITH(json::parse("22e2222"),
+                          "[json.exception.out_of_range.406] number overflow parsing '22e2222'");
     }
 
     SECTION("issue #366 - json::parse on failed stream gets stuck")
     {
         std::ifstream f("file_not_found.json");
-        CHECK_THROWS_AS(json::parse(f), std::invalid_argument);
+        CHECK_THROWS_AS(json::parse(f), json::parse_error);
+        CHECK_THROWS_WITH(json::parse(f), "[json.exception.parse_error.111] parse error: bad input stream");
     }
 
     SECTION("issue #367 - calling stream at EOF")
@@ -580,8 +592,9 @@ TEST_CASE("regression tests")
         // ss is not at EOF; this yielded an error before the fix
         // (threw basic_string::append). No, it should just throw
         // a parse error because of the EOF.
-        CHECK_THROWS_AS(j << ss, std::invalid_argument);
-        CHECK_THROWS_WITH(j << ss, "parse error - unexpected end of input");
+        CHECK_THROWS_AS(j << ss, json::parse_error);
+        CHECK_THROWS_WITH(j << ss,
+                          "[json.exception.parse_error.101] parse error at 1: parse error - unexpected end of input");
     }
 
     SECTION("issue #389 - Integer-overflow (OSS-Fuzz issue 267)")
@@ -612,37 +625,51 @@ TEST_CASE("regression tests")
     {
         // original test case
         std::vector<uint8_t> vec {0x65, 0xf5, 0x0a, 0x48, 0x21};
-        CHECK_THROWS_AS(json::from_cbor(vec), std::out_of_range);
+        CHECK_THROWS_AS(json::from_cbor(vec), json::parse_error);
+        CHECK_THROWS_WITH(json::from_cbor(vec),
+                          "[json.exception.parse_error.110] parse error at 2: cannot read 5 bytes from vector");
     }
 
     SECTION("issue #407 - Heap-buffer-overflow (OSS-Fuzz issue 343)")
     {
         // original test case: incomplete float64
         std::vector<uint8_t> vec1 {0xcb, 0x8f, 0x0a};
-        CHECK_THROWS_AS(json::from_msgpack(vec1), std::out_of_range);
+        CHECK_THROWS_AS(json::from_msgpack(vec1), json::parse_error);
+        CHECK_THROWS_WITH(json::from_msgpack(vec1),
+                          "[json.exception.parse_error.110] parse error at 2: cannot read 8 bytes from vector");
 
         // related test case: incomplete float32
         std::vector<uint8_t> vec2 {0xca, 0x8f, 0x0a};
-        CHECK_THROWS_AS(json::from_msgpack(vec2), std::out_of_range);
+        CHECK_THROWS_AS(json::from_msgpack(vec2), json::parse_error);
+        CHECK_THROWS_WITH(json::from_msgpack(vec2),
+                          "[json.exception.parse_error.110] parse error at 2: cannot read 4 bytes from vector");
 
         // related test case: incomplete Half-Precision Float (CBOR)
         std::vector<uint8_t> vec3 {0xf9, 0x8f};
-        CHECK_THROWS_AS(json::from_cbor(vec3), std::out_of_range);
+        CHECK_THROWS_AS(json::from_cbor(vec3), json::parse_error);
+        CHECK_THROWS_WITH(json::from_cbor(vec3),
+                          "[json.exception.parse_error.110] parse error at 2: cannot read 2 bytes from vector");
 
         // related test case: incomplete Single-Precision Float (CBOR)
         std::vector<uint8_t> vec4 {0xfa, 0x8f, 0x0a};
-        CHECK_THROWS_AS(json::from_cbor(vec4), std::out_of_range);
+        CHECK_THROWS_AS(json::from_cbor(vec4), json::parse_error);
+        CHECK_THROWS_WITH(json::from_cbor(vec4),
+                          "[json.exception.parse_error.110] parse error at 2: cannot read 4 bytes from vector");
 
         // related test case: incomplete Double-Precision Float (CBOR)
         std::vector<uint8_t> vec5 {0xfb, 0x8f, 0x0a};
-        CHECK_THROWS_AS(json::from_cbor(vec5), std::out_of_range);
+        CHECK_THROWS_AS(json::from_cbor(vec5), json::parse_error);
+        CHECK_THROWS_WITH(json::from_cbor(vec5),
+                          "[json.exception.parse_error.110] parse error at 2: cannot read 8 bytes from vector");
     }
 
     SECTION("issue #408 - Heap-buffer-overflow (OSS-Fuzz issue 344)")
     {
         // original test case
         std::vector<uint8_t> vec1 {0x87};
-        CHECK_THROWS_AS(json::from_msgpack(vec1), std::out_of_range);
+        CHECK_THROWS_AS(json::from_msgpack(vec1), json::parse_error);
+        CHECK_THROWS_WITH(json::from_msgpack(vec1),
+                          "[json.exception.parse_error.110] parse error at 2: cannot read 1 bytes from vector");
 
         // more test cases for MessagePack
         for (auto b :
@@ -654,7 +681,7 @@ TEST_CASE("regression tests")
                 })
         {
             std::vector<uint8_t> vec(1, static_cast<uint8_t>(b));
-            CHECK_THROWS_AS(json::from_msgpack(vec), std::out_of_range);
+            CHECK_THROWS_AS(json::from_msgpack(vec), json::parse_error);
         }
 
         // more test cases for CBOR
@@ -669,28 +696,38 @@ TEST_CASE("regression tests")
                 })
         {
             std::vector<uint8_t> vec(1, static_cast<uint8_t>(b));
-            CHECK_THROWS_AS(json::from_cbor(vec), std::out_of_range);
+            CHECK_THROWS_AS(json::from_cbor(vec), json::parse_error);
         }
 
         // special case: empty input
         std::vector<uint8_t> vec2;
-        CHECK_THROWS_AS(json::from_cbor(vec2), std::out_of_range);
-        CHECK_THROWS_AS(json::from_msgpack(vec2), std::out_of_range);
+        CHECK_THROWS_AS(json::from_cbor(vec2), json::parse_error);
+        CHECK_THROWS_WITH(json::from_cbor(vec2),
+                          "[json.exception.parse_error.110] parse error at 1: cannot read 1 bytes from vector");
+        CHECK_THROWS_AS(json::from_msgpack(vec2), json::parse_error);
+        CHECK_THROWS_WITH(json::from_msgpack(vec2),
+                          "[json.exception.parse_error.110] parse error at 1: cannot read 1 bytes from vector");
     }
 
     SECTION("issue #411 - Heap-buffer-overflow (OSS-Fuzz issue 366)")
     {
         // original test case: empty UTF-8 string (indefinite length)
         std::vector<uint8_t> vec1 {0x7f};
-        CHECK_THROWS_AS(json::from_cbor(vec1), std::out_of_range);
+        CHECK_THROWS_AS(json::from_cbor(vec1), json::parse_error);
+        CHECK_THROWS_WITH(json::from_cbor(vec1),
+                          "[json.exception.parse_error.110] parse error at 2: cannot read 1 bytes from vector");
 
         // related test case: empty array (indefinite length)
         std::vector<uint8_t> vec2 {0x9f};
-        CHECK_THROWS_AS(json::from_cbor(vec2), std::out_of_range);
+        CHECK_THROWS_AS(json::from_cbor(vec2), json::parse_error);
+        CHECK_THROWS_WITH(json::from_cbor(vec2),
+                          "[json.exception.parse_error.110] parse error at 2: cannot read 1 bytes from vector");
 
         // related test case: empty map (indefinite length)
         std::vector<uint8_t> vec3 {0xbf};
-        CHECK_THROWS_AS(json::from_cbor(vec3), std::out_of_range);
+        CHECK_THROWS_AS(json::from_cbor(vec3), json::parse_error);
+        CHECK_THROWS_WITH(json::from_cbor(vec3),
+                          "[json.exception.parse_error.110] parse error at 2: cannot read 1 bytes from vector");
     }
 
     SECTION("issue #412 - Heap-buffer-overflow (OSS-Fuzz issue 367)")
@@ -716,19 +753,27 @@ TEST_CASE("regression tests")
             0x60, 0x60, 0x60, 0x60, 0x60, 0x60, 0x60, 0x60,
             0x60, 0x60, 0x60, 0x60, 0x60, 0x60, 0x60, 0x60
         };
-        CHECK_THROWS_AS(json::from_cbor(vec), std::out_of_range);
+        CHECK_THROWS_AS(json::from_cbor(vec), json::parse_error);
+        CHECK_THROWS_WITH(json::from_cbor(vec),
+                          "[json.exception.parse_error.110] parse error at 137: cannot read 1 bytes from vector");
 
         // related test case: nonempty UTF-8 string (indefinite length)
         std::vector<uint8_t> vec1 {0x7f, 0x61, 0x61};
-        CHECK_THROWS_AS(json::from_cbor(vec1), std::out_of_range);
+        CHECK_THROWS_AS(json::from_cbor(vec1), json::parse_error);
+        CHECK_THROWS_WITH(json::from_cbor(vec1),
+                          "[json.exception.parse_error.110] parse error at 4: cannot read 1 bytes from vector");
 
         // related test case: nonempty array (indefinite length)
         std::vector<uint8_t> vec2 {0x9f, 0x01};
-        CHECK_THROWS_AS(json::from_cbor(vec2), std::out_of_range);
+        CHECK_THROWS_AS(json::from_cbor(vec2), json::parse_error);
+        CHECK_THROWS_WITH(json::from_cbor(vec2),
+                          "[json.exception.parse_error.110] parse error at 3: cannot read 1 bytes from vector");
 
         // related test case: nonempty map (indefinite length)
         std::vector<uint8_t> vec3 {0xbf, 0x61, 0x61, 0x01};
-        CHECK_THROWS_AS(json::from_cbor(vec3), std::out_of_range);
+        CHECK_THROWS_AS(json::from_cbor(vec3), json::parse_error);
+        CHECK_THROWS_WITH(json::from_cbor(vec3),
+                          "[json.exception.parse_error.110] parse error at 5: cannot read 1 bytes from vector");
     }
 
     SECTION("issue #414 - compare with literal 0)")
@@ -761,7 +806,9 @@ TEST_CASE("regression tests")
             0x96, 0x96, 0xb4, 0xb4, 0xfa, 0x94, 0x94, 0x61,
             0x61, 0x61, 0x61, 0x61, 0x61, 0x61, 0x61, 0xfa
         };
-        CHECK_THROWS_AS(json::from_cbor(vec1), std::out_of_range);
+        CHECK_THROWS_AS(json::from_cbor(vec1), json::parse_error);
+        CHECK_THROWS_WITH(json::from_cbor(vec1),
+                          "[json.exception.parse_error.110] parse error at 49: cannot read 4 bytes from vector");
 
         // related test case: double-precision
         std::vector<uint8_t> vec2
@@ -773,13 +820,15 @@ TEST_CASE("regression tests")
             0x96, 0x96, 0xb4, 0xb4, 0xfa, 0x94, 0x94, 0x61,
             0x61, 0x61, 0x61, 0x61, 0x61, 0x61, 0x61, 0xfb
         };
-        CHECK_THROWS_AS(json::from_cbor(vec2), std::out_of_range);
+        CHECK_THROWS_AS(json::from_cbor(vec2), json::parse_error);
+        CHECK_THROWS_WITH(json::from_cbor(vec2),
+                          "[json.exception.parse_error.110] parse error at 49: cannot read 8 bytes from vector");
     }
 
     SECTION("issue #452 - Heap-buffer-overflow (OSS-Fuzz issue 585)")
     {
         std::vector<uint8_t> vec = {'-', '0', '1', '2', '2', '7', '4'};
-        CHECK_THROWS_AS(json::parse(vec), std::invalid_argument);
+        CHECK_THROWS_AS(json::parse(vec), json::parse_error);
     }
 
     SECTION("issue #454 - doubles are printed as integers")
@@ -797,6 +846,62 @@ TEST_CASE("regression tests")
         CHECK(s1 == s2);
     }
 
+    SECTION("issue #473 - inconsistent behavior in conversion to array type")
+    {
+        json j_array = {1, 2, 3, 4};
+        json j_number = 42;
+        json j_null = nullptr;
+
+        SECTION("std::vector")
+        {
+            auto create = [](const json & j)
+            {
+                std::vector<int> v = j;
+            };
+
+            CHECK_NOTHROW(create(j_array));
+            CHECK_THROWS_AS(create(j_number), json::type_error);
+            CHECK_THROWS_WITH(create(j_number), "[json.exception.type_error.302] type must be array, but is number");
+            CHECK_THROWS_AS(create(j_null), json::type_error);
+            CHECK_THROWS_WITH(create(j_null), "[json.exception.type_error.302] type must be array, but is null");
+        }
+
+        SECTION("std::list")
+        {
+            auto create = [](const json & j)
+            {
+                std::list<int> v = j;
+            };
+
+            CHECK_NOTHROW(create(j_array));
+            CHECK_THROWS_AS(create(j_number), json::type_error);
+            CHECK_THROWS_WITH(create(j_number), "[json.exception.type_error.302] type must be array, but is number");
+            CHECK_THROWS_AS(create(j_null), json::type_error);
+            CHECK_THROWS_WITH(create(j_null), "[json.exception.type_error.302] type must be array, but is null");
+        }
+
+        SECTION("std::forward_list")
+        {
+            auto create = [](const json & j)
+            {
+                std::forward_list<int> v = j;
+            };
+
+            CHECK_NOTHROW(create(j_array));
+            CHECK_THROWS_AS(create(j_number), json::type_error);
+            CHECK_THROWS_WITH(create(j_number), "[json.exception.type_error.302] type must be array, but is number");
+            CHECK_THROWS_AS(create(j_null), json::type_error);
+            CHECK_THROWS_WITH(create(j_null), "[json.exception.type_error.302] type must be array, but is null");
+        }
+    }
+
+    SECTION("issue #486 - json::value_t can't be a map's key type in VC++ 2015")
+    {
+        // the code below must compile with MSVC
+        std::map<json::value_t, std::string> jsonTypes ;
+        jsonTypes[json::value_t::array] = "array";
+    }
+
     SECTION("issue #494 - conversion from vector<bool> to json fails to build")
     {
         std::vector<bool> boolVector = {false, true, false, false};
@@ -836,4 +941,24 @@ TEST_CASE("regression tests")
             CHECK_THROWS_AS(l.fill_line_buffer(), std::invalid_argument);
         }
     }
+
+    SECTION("issue #504 - assertion error (OSS-Fuzz 856)")
+    {
+        std::vector<uint8_t> vec1 = {0xf9, 0xff, 0xff, 0x4a, 0x3a, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0x01, 0x37, 0x02, 0x38};
+        json j1 = json::from_cbor(vec1);
+
+        // step 2: round trip
+        std::vector<uint8_t> vec2 = json::to_cbor(j1);
+
+        // parse serialization
+        json j2 = json::from_cbor(vec2);
+
+        // NaN is dumped to "null"
+        CHECK(j2.is_number_float());
+        CHECK(std::isnan(j2.get<json::number_float_t>()));
+        CHECK(j2.dump() == "null");
+
+        // check if serializations match
+        CHECK(json::to_cbor(j2) == vec2);
+    }
 }

test/src/unit-testsuites.cpp

@@ -79,7 +79,7 @@ TEST_CASE("compliance tests from json.org")
             CAPTURE(filename);
             json j;
             std::ifstream f(filename);
-            CHECK_THROWS_AS(j << f, std::invalid_argument);
+            CHECK_THROWS_AS(j << f, json::parse_error);
         }
     }
 
@@ -460,7 +460,6 @@ TEST_CASE("nst's JSONTestSuite")
                         "test/data/nst_json_testsuite/test_parsing/y_number_after_space.json",
                         "test/data/nst_json_testsuite/test_parsing/y_number_double_close_to_zero.json",
                         "test/data/nst_json_testsuite/test_parsing/y_number_double_huge_neg_exp.json",
-                        "test/data/nst_json_testsuite/test_parsing/y_number_huge_exp.json",
                         "test/data/nst_json_testsuite/test_parsing/y_number_int_with_exp.json",
                         "test/data/nst_json_testsuite/test_parsing/y_number_minus_zero.json",
                         "test/data/nst_json_testsuite/test_parsing/y_number_negative_int.json",
@@ -472,9 +471,7 @@ TEST_CASE("nst's JSONTestSuite")
                         "test/data/nst_json_testsuite/test_parsing/y_number_real_exponent.json",
                         "test/data/nst_json_testsuite/test_parsing/y_number_real_fraction_exponent.json",
                         "test/data/nst_json_testsuite/test_parsing/y_number_real_neg_exp.json",
-                        "test/data/nst_json_testsuite/test_parsing/y_number_real_neg_overflow.json",
                         "test/data/nst_json_testsuite/test_parsing/y_number_real_pos_exponent.json",
-                        "test/data/nst_json_testsuite/test_parsing/y_number_real_pos_overflow.json",
                         "test/data/nst_json_testsuite/test_parsing/y_number_real_underflow.json",
                         "test/data/nst_json_testsuite/test_parsing/y_number_simple_int.json",
                         "test/data/nst_json_testsuite/test_parsing/y_number_simple_real.json",
@@ -757,7 +754,7 @@ TEST_CASE("nst's JSONTestSuite")
                 CAPTURE(filename);
                 std::ifstream f(filename);
                 json j;
-                CHECK_THROWS_AS(j << f, std::invalid_argument);
+                CHECK_THROWS_AS(j << f, json::parse_error);
             }
         }
 
@@ -765,9 +762,6 @@ TEST_CASE("nst's JSONTestSuite")
         {
             for (auto filename :
                     {
-                        // we currently do not limit exponents
-                        "test/data/nst_json_testsuite/test_parsing/i_number_neg_int_huge_exp.json",
-                        "test/data/nst_json_testsuite/test_parsing/i_number_pos_double_huge_exp.json",
                         // we do not pose a limit on nesting
                         "test/data/nst_json_testsuite/test_parsing/i_structure_500_nested_arrays.json",
                         // we silently ignore BOMs
@@ -787,6 +781,26 @@ TEST_CASE("nst's JSONTestSuite")
             }
         }
 
+        // numbers that overflow during parsing
+        SECTION("i/y -> n (out of range)")
+        {
+            for (auto filename :
+                    {
+                        "test/data/nst_json_testsuite/test_parsing/i_number_neg_int_huge_exp.json",
+                        "test/data/nst_json_testsuite/test_parsing/i_number_pos_double_huge_exp.json",
+                        "test/data/nst_json_testsuite/test_parsing/y_number_huge_exp.json",
+                        "test/data/nst_json_testsuite/test_parsing/y_number_real_neg_overflow.json",
+                        "test/data/nst_json_testsuite/test_parsing/y_number_real_pos_overflow.json"
+                    }
+                )
+            {
+                CAPTURE(filename);
+                std::ifstream f(filename);
+                json j;
+                CHECK_THROWS_AS(j << f, json::out_of_range);
+            }
+        }
+
         SECTION("i -> n")
         {
             for (auto filename :
@@ -810,7 +824,7 @@ TEST_CASE("nst's JSONTestSuite")
                 CAPTURE(filename);
                 std::ifstream f(filename);
                 json j;
-                CHECK_THROWS_AS(j << f, std::invalid_argument);
+                CHECK_THROWS_AS(j << f, json::parse_error);
             }
         }
     }

test/src/unit-unicode.cpp

@@ -38,6 +38,9 @@ TEST_CASE("Unicode", "[hide]")
 {
     SECTION("full enumeration of Unicode code points")
     {
+        // lexer to call to_unicode on
+        json::lexer dummy_lexer(reinterpret_cast<const json::lexer::lexer_char_t*>(""), 0);
+
         // create an escaped string from a code point
         const auto codepoint_to_unicode = [](std::size_t cp)
         {
@@ -85,7 +88,7 @@ TEST_CASE("Unicode", "[hide]")
                 // they are checked with codepoint_to_unicode.
                 if (cp > 0x1f and cp != 0x22 and cp != 0x5c)
                 {
-                    unescaped_string = json::lexer::to_unicode(cp);
+                    unescaped_string = dummy_lexer.to_unicode(cp);
                 }
             }
             else
@@ -97,7 +100,7 @@ TEST_CASE("Unicode", "[hide]")
                 const auto codepoint2 = 0xdc00u + ((cp - 0x10000u) & 0x3ffu);
                 escaped_string = codepoint_to_unicode(codepoint1);
                 escaped_string += codepoint_to_unicode(codepoint2);
-                unescaped_string += json::lexer::to_unicode(codepoint1, codepoint2);
+                unescaped_string += dummy_lexer.to_unicode(codepoint1, codepoint2);
             }
 
             // all other code points are valid and must not yield parse errors
@@ -170,7 +173,7 @@ TEST_CASE("Unicode", "[hide]")
 
     SECTION("error for incomplete/wrong BOM")
     {
-        CHECK_THROWS_AS(json::parse("\xef\xbb"), std::invalid_argument);
-        CHECK_THROWS_AS(json::parse("\xef\xbb\xbb"), std::invalid_argument);
+        CHECK_THROWS_AS(json::parse("\xef\xbb"), json::parse_error);
+        CHECK_THROWS_AS(json::parse("\xef\xbb\xbb"), json::parse_error);
     }
 }