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This commit is contained in:
Niels 2015-06-21 02:14:01 +02:00
parent e63c508172
commit bb13c931b3
8 changed files with 880 additions and 327 deletions

6
Doxyfile
View file

@ -83,7 +83,7 @@ GENERATE_DEPRECATEDLIST= YES
ENABLED_SECTIONS = ENABLED_SECTIONS =
MAX_INITIALIZER_LINES = 30 MAX_INITIALIZER_LINES = 30
SHOW_USED_FILES = NO SHOW_USED_FILES = NO
SHOW_FILES = YES SHOW_FILES = NO
SHOW_NAMESPACES = NO SHOW_NAMESPACES = NO
FILE_VERSION_FILTER = FILE_VERSION_FILTER =
LAYOUT_FILE = LAYOUT_FILE =
@ -153,11 +153,11 @@ HTML_COLORSTYLE_GAMMA = 80
HTML_TIMESTAMP = YES HTML_TIMESTAMP = YES
HTML_DYNAMIC_SECTIONS = NO HTML_DYNAMIC_SECTIONS = NO
HTML_INDEX_NUM_ENTRIES = 100 HTML_INDEX_NUM_ENTRIES = 100
GENERATE_DOCSET = NO GENERATE_DOCSET = YES
DOCSET_FEEDNAME = "Doxygen generated docs" DOCSET_FEEDNAME = "Doxygen generated docs"
DOCSET_BUNDLE_ID = me.nlohmann.json DOCSET_BUNDLE_ID = me.nlohmann.json
DOCSET_PUBLISHER_ID = me.nlohmann DOCSET_PUBLISHER_ID = me.nlohmann
DOCSET_PUBLISHER_NAME = Publisher DOCSET_PUBLISHER_NAME = Niels Lohmann
GENERATE_HTMLHELP = NO GENERATE_HTMLHELP = NO
CHM_FILE = CHM_FILE =
HHC_LOCATION = HHC_LOCATION =

18
Makefile
View file

@ -15,6 +15,24 @@ clean:
json_unit: test/unit.cpp src/json.hpp test/catch.hpp json_unit: test/unit.cpp src/json.hpp test/catch.hpp
$(CXX) -std=c++11 $(CXXFLAGS) $(FLAGS) $(CPPFLAGS) -I src -I test $< $(LDFLAGS) -o $@ $(CXX) -std=c++11 $(CXXFLAGS) $(FLAGS) $(CPPFLAGS) -I src -I test $< $(LDFLAGS) -o $@
check: json_unit
./json_unit "*"
make check -C docs/examples
docset:
cp Doxyfile Doxyfile_docset
gsed -i 's/DISABLE_INDEX = NO/DISABLE_INDEX = YES/' Doxyfile_docset
gsed -i 's/SEARCHENGINE = YES/SEARCHENGINE = NO/' Doxyfile_docset
gsed -i 's/GENERATE_TREEVIEW = YES/GENERATE_TREEVIEW = NO/' Doxyfile_docset
gsed -i 's/SEPARATE_MEMBER_PAGES = NO/SEPARATE_MEMBER_PAGES = YES/' Doxyfile_docset
gsed -i 's/BINARY_TOC = YES/BINARY_TOC = NO/' Doxyfile_docset
rm -fr html *.docset
doxygen Doxyfile_docset
make -C html
mv html/*.docset .
gsed -i 's@<string>doxygen</string>@<string>json</string>@' me.nlohmann.json.docset/Contents/Info.plist
rm -fr Doxyfile_docset html
# create scanner with re2c # create scanner with re2c
re2c: src/json.hpp.re2c re2c: src/json.hpp.re2c
$(RE2C) -b -s -i --no-generation-date $< | $(SED) '1d' > src/json.hpp $(RE2C) -b -s -i --no-generation-date $< | $(SED) '1d' > src/json.hpp

28
docs/examples/back.cpp Normal file
View file

@ -0,0 +1,28 @@
#include <json.hpp>
using namespace nlohmann;
int main()
{
// create JSON values
json j_null;
json j_boolean = true;
json j_number_integer = 17;
json j_number_float = 23.42;
json j_object = {{"one", 1}, {"two", 2}};
json j_object_empty(json::value_t::object);
json j_array = {1, 2, 4, 8, 16};
json j_array_empty(json::value_t::array);
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';
std::cout << j_object.back() << '\n';
//std::cout << j_object_empty.back() << '\n'; // would throw
std::cout << j_array.back() << '\n';
//std::cout << j_array_empty.back() << '\n'; // would throw
std::cout << j_string.back() << '\n';
}

6
docs/examples/back.output Normal file
View file

@ -0,0 +1,6 @@
true
17
23.42
2
16
"Hello, world"

28
docs/examples/front.cpp Normal file
View file

@ -0,0 +1,28 @@
#include <json.hpp>
using namespace nlohmann;
int main()
{
// create JSON values
json j_null;
json j_boolean = true;
json j_number_integer = 17;
json j_number_float = 23.42;
json j_object = {{"one", 1}, {"two", 2}};
json j_object_empty(json::value_t::object);
json j_array = {1, 2, 4, 8, 16};
json j_array_empty(json::value_t::array);
json j_string = "Hello, world";
// call front()
//std::cout << j_null.front() << '\n'; // would throw
std::cout << j_boolean.front() << '\n';
std::cout << j_number_integer.front() << '\n';
std::cout << j_number_float.front() << '\n';
std::cout << j_object.front() << '\n';
//std::cout << j_object_empty.front() << '\n'; // would throw
std::cout << j_array.front() << '\n';
//std::cout << j_array_empty.front() << '\n'; // would throw
std::cout << j_string.front() << '\n';
}

6
docs/examples/front.output Normal file
View file

@ -0,0 +1,6 @@
true
17
23.42
1
1
"Hello, world"

758
src/json.hpp
View file

@ -1548,19 +1548,56 @@ class basic_json
return m_value.object->operator[](key); return m_value.object->operator[](key);
} }
/// access the first element /*!
@brief access the first element
Returns a reference to the first element in the container. For a JSON
container `c`, the expression `c.front()` is equivalent to `*c.begin()`.
@return In case of a compound value (array or object), a reference to the
first element is returned. In cast of number, string, or boolean values, a
reference to the value is returned.
@complexity Constant.
@note Calling `front` on an empty container is undefined.
@throw std::out_of_range when called on null value.
@liveexample{The following code shows an example for @ref front.,front}
*/
reference front() reference front()
{ {
return *begin(); return *begin();
} }
/// access the first element /*!
@copydoc basic_json::front()
*/
const_reference front() const const_reference front() const
{ {
return *cbegin(); return *cbegin();
} }
/// access the last element /*!
@brief access the last element
Returns a reference to the last element in the container. For a JSON
container `c`, the expression `c.back()` is equivalent to `{ auto tmp =
c.end(); --tmp; return *tmp; }`.
@return In case of a compound value (array or object), a reference to the
last element is returned. In cast of number, string, or boolean values, a
reference to the value is returned.
@complexity Constant.
@note Calling `back` on an empty container is undefined.
@throw std::out_of_range when called on null value.
@liveexample{The following code shows an example for @ref back.,back}
*/
reference back() reference back()
{ {
auto tmp = end(); auto tmp = end();
@ -1568,7 +1605,9 @@ class basic_json
return *tmp; return *tmp;
} }
/// access the last element /*!
@copydoc basic_json::back()
*/
const_reference back() const const_reference back() const
{ {
auto tmp = cend(); auto tmp = cend();
@ -4111,7 +4150,8 @@ class basic_json
{ {
lexer_char_t yych; lexer_char_t yych;
unsigned int yyaccept = 0; unsigned int yyaccept = 0;
static const unsigned char yybm[] = { static const unsigned char yybm[] =
{
0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0,
0, 32, 32, 0, 0, 32, 0, 0, 0, 32, 32, 0, 0, 32, 0, 0,
64, 64, 64, 64, 64, 64, 64, 64, 64, 64, 64, 64, 64, 64, 64, 64,
@ -4146,49 +4186,127 @@ class basic_json
64, 64, 64, 64, 64, 64, 64, 64, 64, 64, 64, 64, 64, 64, 64, 64,
}; };
if ((m_limit - m_cursor) < 5) yyfill(); // LCOV_EXCL_LINE; if ((m_limit - m_cursor) < 5)
yych = *m_cursor; {
if (yych <= '9') { yyfill(); // LCOV_EXCL_LINE;
if (yych <= ' ') { }
if (yych <= '\n') { yych = *m_cursor;
if (yych <= 0x00) goto basic_json_parser_27; if (yych <= '9')
if (yych <= 0x08) goto basic_json_parser_29; {
if (yych >= '\n') goto basic_json_parser_4; if (yych <= ' ')
} else { {
if (yych == '\r') goto basic_json_parser_2; if (yych <= '\n')
if (yych <= 0x1F) goto basic_json_parser_29; {
if (yych <= 0x00)
{
goto basic_json_parser_27;
}
if (yych <= 0x08)
{
goto basic_json_parser_29;
}
if (yych >= '\n')
{
goto basic_json_parser_4;
}
}
else
{
if (yych == '\r')
{
goto basic_json_parser_2;
}
if (yych <= 0x1F)
{
goto basic_json_parser_29;
}
}
}
else
{
if (yych <= ',')
{
if (yych == '"')
{
goto basic_json_parser_26;
}
if (yych <= '+')
{
goto basic_json_parser_29;
} }
} else {
if (yych <= ',') {
if (yych == '"') goto basic_json_parser_26;
if (yych <= '+') goto basic_json_parser_29;
goto basic_json_parser_14; goto basic_json_parser_14;
} else { }
if (yych <= '-') goto basic_json_parser_22; else
if (yych <= '/') goto basic_json_parser_29; {
if (yych <= '0') goto basic_json_parser_23; if (yych <= '-')
{
goto basic_json_parser_22;
}
if (yych <= '/')
{
goto basic_json_parser_29;
}
if (yych <= '0')
{
goto basic_json_parser_23;
}
goto basic_json_parser_25; goto basic_json_parser_25;
} }
} }
} else { }
if (yych <= 'm') { else
if (yych <= '\\') { {
if (yych <= ':') goto basic_json_parser_16; if (yych <= 'm')
if (yych == '[') goto basic_json_parser_6; {
goto basic_json_parser_29; if (yych <= '\\')
} else { {
if (yych <= ']') goto basic_json_parser_8; if (yych <= ':')
if (yych == 'f') goto basic_json_parser_21; {
goto basic_json_parser_16;
}
if (yych == '[')
{
goto basic_json_parser_6;
}
goto basic_json_parser_29; goto basic_json_parser_29;
} }
} else { else
if (yych <= 'z') { {
if (yych <= 'n') goto basic_json_parser_18; if (yych <= ']')
if (yych == 't') goto basic_json_parser_20; {
goto basic_json_parser_8;
}
if (yych == 'f')
{
goto basic_json_parser_21;
}
goto basic_json_parser_29; goto basic_json_parser_29;
} else { }
if (yych <= '{') goto basic_json_parser_10; }
if (yych == '}') goto basic_json_parser_12; else
{
if (yych <= 'z')
{
if (yych <= 'n')
{
goto basic_json_parser_18;
}
if (yych == 't')
{
goto basic_json_parser_20;
}
goto basic_json_parser_29;
}
else
{
if (yych <= '{')
{
goto basic_json_parser_10;
}
if (yych == '}')
{
goto basic_json_parser_12;
}
goto basic_json_parser_29; goto basic_json_parser_29;
} }
} }
@ -4198,67 +4316,119 @@ basic_json_parser_2:
yych = *m_cursor; yych = *m_cursor;
goto basic_json_parser_5; goto basic_json_parser_5;
basic_json_parser_3: basic_json_parser_3:
{ return scan(); } {
return scan();
}
basic_json_parser_4: basic_json_parser_4:
++m_cursor; ++m_cursor;
if (m_limit <= m_cursor) yyfill(); // LCOV_EXCL_LINE; if (m_limit <= m_cursor)
{
yyfill(); // LCOV_EXCL_LINE;
}
yych = *m_cursor; yych = *m_cursor;
basic_json_parser_5: basic_json_parser_5:
if (yybm[0+yych] & 32) { if (yybm[0 + yych] & 32)
{
goto basic_json_parser_4; goto basic_json_parser_4;
} }
goto basic_json_parser_3; goto basic_json_parser_3;
basic_json_parser_6: basic_json_parser_6:
++m_cursor; ++m_cursor;
{ return token_type::begin_array; } {
return token_type::begin_array;
}
basic_json_parser_8: basic_json_parser_8:
++m_cursor; ++m_cursor;
{ return token_type::end_array; } {
return token_type::end_array;
}
basic_json_parser_10: basic_json_parser_10:
++m_cursor; ++m_cursor;
{ return token_type::begin_object; } {
return token_type::begin_object;
}
basic_json_parser_12: basic_json_parser_12:
++m_cursor; ++m_cursor;
{ return token_type::end_object; } {
return token_type::end_object;
}
basic_json_parser_14: basic_json_parser_14:
++m_cursor; ++m_cursor;
{ return token_type::value_separator; } {
return token_type::value_separator;
}
basic_json_parser_16: basic_json_parser_16:
++m_cursor; ++m_cursor;
{ return token_type::name_separator; } {
return token_type::name_separator;
}
basic_json_parser_18: basic_json_parser_18:
yyaccept = 0; yyaccept = 0;
yych = *(m_marker = ++m_cursor); yych = *(m_marker = ++m_cursor);
if (yych == 'u') goto basic_json_parser_59; if (yych == 'u')
{
goto basic_json_parser_59;
}
basic_json_parser_19: basic_json_parser_19:
{ return token_type::parse_error; } {
return token_type::parse_error;
}
basic_json_parser_20: basic_json_parser_20:
yyaccept = 0; yyaccept = 0;
yych = *(m_marker = ++m_cursor); yych = *(m_marker = ++m_cursor);
if (yych == 'r') goto basic_json_parser_55; if (yych == 'r')
{
goto basic_json_parser_55;
}
goto basic_json_parser_19; goto basic_json_parser_19;
basic_json_parser_21: basic_json_parser_21:
yyaccept = 0; yyaccept = 0;
yych = *(m_marker = ++m_cursor); yych = *(m_marker = ++m_cursor);
if (yych == 'a') goto basic_json_parser_50; if (yych == 'a')
{
goto basic_json_parser_50;
}
goto basic_json_parser_19; goto basic_json_parser_19;
basic_json_parser_22: basic_json_parser_22:
yych = *++m_cursor; yych = *++m_cursor;
if (yych <= '/') goto basic_json_parser_19; if (yych <= '/')
if (yych <= '0') goto basic_json_parser_49; {
if (yych <= '9') goto basic_json_parser_40; goto basic_json_parser_19;
}
if (yych <= '0')
{
goto basic_json_parser_49;
}
if (yych <= '9')
{
goto basic_json_parser_40;
}
goto basic_json_parser_19; goto basic_json_parser_19;
basic_json_parser_23: basic_json_parser_23:
yyaccept = 1; yyaccept = 1;
yych = *(m_marker = ++m_cursor); yych = *(m_marker = ++m_cursor);
if (yych <= 'D') { if (yych <= 'D')
if (yych == '.') goto basic_json_parser_42; {
} else { if (yych == '.')
if (yych <= 'E') goto basic_json_parser_43; {
if (yych == 'e') goto basic_json_parser_43; goto basic_json_parser_42;
}
}
else
{
if (yych <= 'E')
{
goto basic_json_parser_43;
}
if (yych == 'e')
{
goto basic_json_parser_43;
}
} }
basic_json_parser_24: basic_json_parser_24:
{ return token_type::value_number; } {
return token_type::value_number;
}
basic_json_parser_25: basic_json_parser_25:
yyaccept = 1; yyaccept = 1;
yych = *(m_marker = ++m_cursor); yych = *(m_marker = ++m_cursor);
@ -4266,209 +4436,467 @@ basic_json_parser_25:
basic_json_parser_26: basic_json_parser_26:
yyaccept = 0; yyaccept = 0;
yych = *(m_marker = ++m_cursor); yych = *(m_marker = ++m_cursor);
if (yych <= 0x0F) goto basic_json_parser_19; if (yych <= 0x0F)
{
goto basic_json_parser_19;
}
goto basic_json_parser_31; goto basic_json_parser_31;
basic_json_parser_27: basic_json_parser_27:
++m_cursor; ++m_cursor;
{ return token_type::end_of_input; } {
return token_type::end_of_input;
}
basic_json_parser_29: basic_json_parser_29:
yych = *++m_cursor; yych = *++m_cursor;
goto basic_json_parser_19; goto basic_json_parser_19;
basic_json_parser_30: basic_json_parser_30:
++m_cursor; ++m_cursor;
if (m_limit <= m_cursor) yyfill(); // LCOV_EXCL_LINE; if (m_limit <= m_cursor)
{
yyfill(); // LCOV_EXCL_LINE;
}
yych = *m_cursor; yych = *m_cursor;
basic_json_parser_31: basic_json_parser_31:
if (yybm[0+yych] & 64) { if (yybm[0 + yych] & 64)
{
goto basic_json_parser_30; goto basic_json_parser_30;
} }
if (yych <= 0x0F) goto basic_json_parser_32; if (yych <= 0x0F)
if (yych <= '"') goto basic_json_parser_34; {
goto basic_json_parser_32;
}
if (yych <= '"')
{
goto basic_json_parser_34;
}
goto basic_json_parser_33; goto basic_json_parser_33;
basic_json_parser_32: basic_json_parser_32:
m_cursor = m_marker; m_cursor = m_marker;
if (yyaccept == 0) { if (yyaccept == 0)
{
goto basic_json_parser_19; goto basic_json_parser_19;
} else { }
else
{
goto basic_json_parser_24; goto basic_json_parser_24;
} }
basic_json_parser_33: basic_json_parser_33:
++m_cursor; ++m_cursor;
if (m_limit <= m_cursor) yyfill(); // LCOV_EXCL_LINE; if (m_limit <= m_cursor)
{
yyfill(); // LCOV_EXCL_LINE;
}
yych = *m_cursor; yych = *m_cursor;
if (yych <= 'e') { if (yych <= 'e')
if (yych <= '/') { {
if (yych == '"') goto basic_json_parser_30; if (yych <= '/')
if (yych <= '.') goto basic_json_parser_32; {
if (yych == '"')
{
goto basic_json_parser_30; goto basic_json_parser_30;
} else { }
if (yych <= '\\') { if (yych <= '.')
if (yych <= '[') goto basic_json_parser_32; {
goto basic_json_parser_32;
}
goto basic_json_parser_30; goto basic_json_parser_30;
} else { }
if (yych == 'b') goto basic_json_parser_30; else
{
if (yych <= '\\')
{
if (yych <= '[')
{
goto basic_json_parser_32;
}
goto basic_json_parser_30;
}
else
{
if (yych == 'b')
{
goto basic_json_parser_30;
}
goto basic_json_parser_32; goto basic_json_parser_32;
} }
} }
} else { }
if (yych <= 'q') { else
if (yych <= 'f') goto basic_json_parser_30; {
if (yych == 'n') goto basic_json_parser_30; if (yych <= 'q')
{
if (yych <= 'f')
{
goto basic_json_parser_30;
}
if (yych == 'n')
{
goto basic_json_parser_30;
}
goto basic_json_parser_32; goto basic_json_parser_32;
} else { }
if (yych <= 's') { else
if (yych <= 'r') goto basic_json_parser_30; {
if (yych <= 's')
{
if (yych <= 'r')
{
goto basic_json_parser_30;
}
goto basic_json_parser_32; goto basic_json_parser_32;
} else { }
if (yych <= 't') goto basic_json_parser_30; else
if (yych <= 'u') goto basic_json_parser_36; {
if (yych <= 't')
{
goto basic_json_parser_30;
}
if (yych <= 'u')
{
goto basic_json_parser_36;
}
goto basic_json_parser_32; goto basic_json_parser_32;
} }
} }
} }
basic_json_parser_34: basic_json_parser_34:
++m_cursor; ++m_cursor;
{ return token_type::value_string; } {
return token_type::value_string;
}
basic_json_parser_36: basic_json_parser_36:
++m_cursor; ++m_cursor;
if (m_limit <= m_cursor) yyfill(); // LCOV_EXCL_LINE; if (m_limit <= m_cursor)
{
yyfill(); // LCOV_EXCL_LINE;
}
yych = *m_cursor; yych = *m_cursor;
if (yych <= '@') { if (yych <= '@')
if (yych <= '/') goto basic_json_parser_32; {
if (yych >= ':') goto basic_json_parser_32; if (yych <= '/')
} else { {
if (yych <= 'F') goto basic_json_parser_37; goto basic_json_parser_32;
if (yych <= '`') goto basic_json_parser_32; }
if (yych >= 'g') goto basic_json_parser_32; if (yych >= ':')
{
goto basic_json_parser_32;
}
}
else
{
if (yych <= 'F')
{
goto basic_json_parser_37;
}
if (yych <= '`')
{
goto basic_json_parser_32;
}
if (yych >= 'g')
{
goto basic_json_parser_32;
}
} }
basic_json_parser_37: basic_json_parser_37:
++m_cursor; ++m_cursor;
if (m_limit <= m_cursor) yyfill(); // LCOV_EXCL_LINE; if (m_limit <= m_cursor)
{
yyfill(); // LCOV_EXCL_LINE;
}
yych = *m_cursor; yych = *m_cursor;
if (yych <= '@') { if (yych <= '@')
if (yych <= '/') goto basic_json_parser_32; {
if (yych >= ':') goto basic_json_parser_32; if (yych <= '/')
} else { {
if (yych <= 'F') goto basic_json_parser_38; goto basic_json_parser_32;
if (yych <= '`') goto basic_json_parser_32; }
if (yych >= 'g') goto basic_json_parser_32; if (yych >= ':')
{
goto basic_json_parser_32;
}
}
else
{
if (yych <= 'F')
{
goto basic_json_parser_38;
}
if (yych <= '`')
{
goto basic_json_parser_32;
}
if (yych >= 'g')
{
goto basic_json_parser_32;
}
} }
basic_json_parser_38: basic_json_parser_38:
++m_cursor; ++m_cursor;
if (m_limit <= m_cursor) yyfill(); // LCOV_EXCL_LINE; if (m_limit <= m_cursor)
{
yyfill(); // LCOV_EXCL_LINE;
}
yych = *m_cursor; yych = *m_cursor;
if (yych <= '@') { if (yych <= '@')
if (yych <= '/') goto basic_json_parser_32; {
if (yych >= ':') goto basic_json_parser_32; if (yych <= '/')
} else { {
if (yych <= 'F') goto basic_json_parser_39; goto basic_json_parser_32;
if (yych <= '`') goto basic_json_parser_32; }
if (yych >= 'g') goto basic_json_parser_32; if (yych >= ':')
{
goto basic_json_parser_32;
}
}
else
{
if (yych <= 'F')
{
goto basic_json_parser_39;
}
if (yych <= '`')
{
goto basic_json_parser_32;
}
if (yych >= 'g')
{
goto basic_json_parser_32;
}
} }
basic_json_parser_39: basic_json_parser_39:
++m_cursor; ++m_cursor;
if (m_limit <= m_cursor) yyfill(); // LCOV_EXCL_LINE; if (m_limit <= m_cursor)
{
yyfill(); // LCOV_EXCL_LINE;
}
yych = *m_cursor; yych = *m_cursor;
if (yych <= '@') { if (yych <= '@')
if (yych <= '/') goto basic_json_parser_32; {
if (yych <= '9') goto basic_json_parser_30; if (yych <= '/')
{
goto basic_json_parser_32; goto basic_json_parser_32;
} else { }
if (yych <= 'F') goto basic_json_parser_30; if (yych <= '9')
if (yych <= '`') goto basic_json_parser_32; {
if (yych <= 'f') goto basic_json_parser_30; goto basic_json_parser_30;
}
goto basic_json_parser_32;
}
else
{
if (yych <= 'F')
{
goto basic_json_parser_30;
}
if (yych <= '`')
{
goto basic_json_parser_32;
}
if (yych <= 'f')
{
goto basic_json_parser_30;
}
goto basic_json_parser_32; goto basic_json_parser_32;
} }
basic_json_parser_40: basic_json_parser_40:
yyaccept = 1; yyaccept = 1;
m_marker = ++m_cursor; m_marker = ++m_cursor;
if ((m_limit - m_cursor) < 3) yyfill(); // LCOV_EXCL_LINE; if ((m_limit - m_cursor) < 3)
{
yyfill(); // LCOV_EXCL_LINE;
}
yych = *m_cursor; yych = *m_cursor;
basic_json_parser_41: basic_json_parser_41:
if (yybm[0+yych] & 128) { if (yybm[0 + yych] & 128)
{
goto basic_json_parser_40; goto basic_json_parser_40;
} }
if (yych <= 'D') { if (yych <= 'D')
if (yych != '.') goto basic_json_parser_24; {
} else { if (yych != '.')
if (yych <= 'E') goto basic_json_parser_43; {
if (yych == 'e') goto basic_json_parser_43; goto basic_json_parser_24;
}
}
else
{
if (yych <= 'E')
{
goto basic_json_parser_43;
}
if (yych == 'e')
{
goto basic_json_parser_43;
}
goto basic_json_parser_24; goto basic_json_parser_24;
} }
basic_json_parser_42: basic_json_parser_42:
yych = *++m_cursor; yych = *++m_cursor;
if (yych <= '/') goto basic_json_parser_32; if (yych <= '/')
if (yych <= '9') goto basic_json_parser_47; {
goto basic_json_parser_32;
}
if (yych <= '9')
{
goto basic_json_parser_47;
}
goto basic_json_parser_32; goto basic_json_parser_32;
basic_json_parser_43: basic_json_parser_43:
yych = *++m_cursor; yych = *++m_cursor;
if (yych <= ',') { if (yych <= ',')
if (yych != '+') goto basic_json_parser_32; {
} else { if (yych != '+')
if (yych <= '-') goto basic_json_parser_44; {
if (yych <= '/') goto basic_json_parser_32; goto basic_json_parser_32;
if (yych <= '9') goto basic_json_parser_45; }
}
else
{
if (yych <= '-')
{
goto basic_json_parser_44;
}
if (yych <= '/')
{
goto basic_json_parser_32;
}
if (yych <= '9')
{
goto basic_json_parser_45;
}
goto basic_json_parser_32; goto basic_json_parser_32;
} }
basic_json_parser_44: basic_json_parser_44:
yych = *++m_cursor; yych = *++m_cursor;
if (yych <= '/') goto basic_json_parser_32; if (yych <= '/')
if (yych >= ':') goto basic_json_parser_32; {
goto basic_json_parser_32;
}
if (yych >= ':')
{
goto basic_json_parser_32;
}
basic_json_parser_45: basic_json_parser_45:
++m_cursor; ++m_cursor;
if (m_limit <= m_cursor) yyfill(); // LCOV_EXCL_LINE; if (m_limit <= m_cursor)
{
yyfill(); // LCOV_EXCL_LINE;
}
yych = *m_cursor; yych = *m_cursor;
if (yych <= '/') goto basic_json_parser_24; if (yych <= '/')
if (yych <= '9') goto basic_json_parser_45; {
goto basic_json_parser_24;
}
if (yych <= '9')
{
goto basic_json_parser_45;
}
goto basic_json_parser_24; goto basic_json_parser_24;
basic_json_parser_47: basic_json_parser_47:
yyaccept = 1; yyaccept = 1;
m_marker = ++m_cursor; m_marker = ++m_cursor;
if ((m_limit - m_cursor) < 3) yyfill(); // LCOV_EXCL_LINE; if ((m_limit - m_cursor) < 3)
{
yyfill(); // LCOV_EXCL_LINE;
}
yych = *m_cursor; yych = *m_cursor;
if (yych <= 'D') { if (yych <= 'D')
if (yych <= '/') goto basic_json_parser_24; {
if (yych <= '9') goto basic_json_parser_47; if (yych <= '/')
{
goto basic_json_parser_24; goto basic_json_parser_24;
} else { }
if (yych <= 'E') goto basic_json_parser_43; if (yych <= '9')
if (yych == 'e') goto basic_json_parser_43; {
goto basic_json_parser_47;
}
goto basic_json_parser_24;
}
else
{
if (yych <= 'E')
{
goto basic_json_parser_43;
}
if (yych == 'e')
{
goto basic_json_parser_43;
}
goto basic_json_parser_24; goto basic_json_parser_24;
} }
basic_json_parser_49: basic_json_parser_49:
yyaccept = 1; yyaccept = 1;
yych = *(m_marker = ++m_cursor); yych = *(m_marker = ++m_cursor);
if (yych <= 'D') { if (yych <= 'D')
if (yych == '.') goto basic_json_parser_42; {
if (yych == '.')
{
goto basic_json_parser_42;
}
goto basic_json_parser_24; goto basic_json_parser_24;
} else { }
if (yych <= 'E') goto basic_json_parser_43; else
if (yych == 'e') goto basic_json_parser_43; {
if (yych <= 'E')
{
goto basic_json_parser_43;
}
if (yych == 'e')
{
goto basic_json_parser_43;
}
goto basic_json_parser_24; goto basic_json_parser_24;
} }
basic_json_parser_50: basic_json_parser_50:
yych = *++m_cursor; yych = *++m_cursor;
if (yych != 'l') goto basic_json_parser_32; if (yych != 'l')
{
goto basic_json_parser_32;
}
yych = *++m_cursor; yych = *++m_cursor;
if (yych != 's') goto basic_json_parser_32; if (yych != 's')
{
goto basic_json_parser_32;
}
yych = *++m_cursor; yych = *++m_cursor;
if (yych != 'e') goto basic_json_parser_32; if (yych != 'e')
{
goto basic_json_parser_32;
}
++m_cursor; ++m_cursor;
{ return token_type::literal_false; } {
return token_type::literal_false;
}
basic_json_parser_55: basic_json_parser_55:
yych = *++m_cursor; yych = *++m_cursor;
if (yych != 'u') goto basic_json_parser_32; if (yych != 'u')
{
goto basic_json_parser_32;
}
yych = *++m_cursor; yych = *++m_cursor;
if (yych != 'e') goto basic_json_parser_32; if (yych != 'e')
{
goto basic_json_parser_32;
}
++m_cursor; ++m_cursor;
{ return token_type::literal_true; } {
return token_type::literal_true;
}
basic_json_parser_59: basic_json_parser_59:
yych = *++m_cursor; yych = *++m_cursor;
if (yych != 'l') goto basic_json_parser_32; if (yych != 'l')
{
goto basic_json_parser_32;
}
yych = *++m_cursor; yych = *++m_cursor;
if (yych != 'l') goto basic_json_parser_32; if (yych != 'l')
{
goto basic_json_parser_32;
}
++m_cursor; ++m_cursor;
{ return token_type::literal_null; } {
return token_type::literal_null;
}
} }

47
src/json.hpp.re2c
View file

@ -1548,19 +1548,56 @@ class basic_json
return m_value.object->operator[](key); return m_value.object->operator[](key);
} }
/// access the first element /*!
@brief access the first element
Returns a reference to the first element in the container. For a JSON
container `c`, the expression `c.front()` is equivalent to `*c.begin()`.
@return In case of a compound value (array or object), a reference to the
first element is returned. In cast of number, string, or boolean values, a
reference to the value is returned.
@complexity Constant.
@note Calling `front` on an empty container is undefined.
@throw std::out_of_range when called on null value.
@liveexample{The following code shows an example for @ref front.,front}
*/
reference front() reference front()
{ {
return *begin(); return *begin();
} }
/// access the first element /*!
@copydoc basic_json::front()
*/
const_reference front() const const_reference front() const
{ {
return *cbegin(); return *cbegin();
} }
/// access the last element /*!
@brief access the last element
Returns a reference to the last element in the container. For a JSON
container `c`, the expression `c.back()` is equivalent to `{ auto tmp =
c.end(); --tmp; return *tmp; }`.
@return In case of a compound value (array or object), a reference to the
last element is returned. In cast of number, string, or boolean values, a
reference to the value is returned.
@complexity Constant.
@note Calling `back` on an empty container is undefined.
@throw std::out_of_range when called on null value.
@liveexample{The following code shows an example for @ref back.,back}
*/
reference back() reference back()
{ {
auto tmp = end(); auto tmp = end();
@ -1568,7 +1605,9 @@ class basic_json
return *tmp; return *tmp;
} }
/// access the last element /*!
@copydoc basic_json::back()
*/
const_reference back() const const_reference back() const
{ {
auto tmp = cend(); auto tmp = cend();