🔨 added user-defined exceptions 305

This commit is contained in:
Niels Lohmann 2017-03-05 19:08:12 +01:00
parent f473f74fb0
commit aa842b4a27
No known key found for this signature in database
GPG key ID: 7F3CEA63AE251B69
4 changed files with 124 additions and 112 deletions

View file

@ -3828,8 +3828,8 @@ class basic_json
@return reference to the element at index @a idx
@throw std::domain_error if JSON is not an array or null; example:
`"cannot use operator[] with string"`
@throw type_error.305 if JSON is not an array or null; example: `"cannot
use operator[] with string"
@complexity Constant if @a idx is in the range of the array. Otherwise
linear in `idx - size()`.
@ -3864,7 +3864,7 @@ class basic_json
return m_value.array->operator[](idx);
}
JSON_THROW(std::domain_error("cannot use operator[] with " + type_name()));
JSON_THROW(type_error(305, "cannot use operator[] with " + type_name()));
}
/*!
@ -3876,7 +3876,7 @@ class basic_json
@return const reference to the element at index @a idx
@throw std::domain_error if JSON is not an array; example: `"cannot use
@throw type_error.305 if JSON is not an array; example: `"cannot use
operator[] with null"`
@complexity Constant.
@ -3894,7 +3894,7 @@ class basic_json
return m_value.array->operator[](idx);
}
JSON_THROW(std::domain_error("cannot use operator[] with " + type_name()));
JSON_THROW(type_error(305, "cannot use operator[] with " + type_name()));
}
/*!
@ -3910,8 +3910,8 @@ class basic_json
@return reference to the element at key @a key
@throw std::domain_error if JSON is not an object or null; example:
`"cannot use operator[] with string"`
@throw type_error.305 if JSON is not an object or null; example: `"cannot
use operator[] with string"`
@complexity Logarithmic in the size of the container.
@ -3940,7 +3940,7 @@ class basic_json
return m_value.object->operator[](key);
}
JSON_THROW(std::domain_error("cannot use operator[] with " + type_name()));
JSON_THROW(type_error(305, "cannot use operator[] with " + type_name()));
}
/*!
@ -3959,7 +3959,7 @@ class basic_json
@pre The element with key @a key must exist. **This precondition is
enforced with an assertion.**
@throw std::domain_error if JSON is not an object; example: `"cannot use
@throw type_error.305 if JSON is not an object; example: `"cannot use
operator[] with null"`
@complexity Logarithmic in the size of the container.
@ -3982,7 +3982,7 @@ class basic_json
return m_value.object->find(key)->second;
}
JSON_THROW(std::domain_error("cannot use operator[] with " + type_name()));
JSON_THROW(type_error(305, "cannot use operator[] with " + type_name()));
}
/*!
@ -3998,8 +3998,8 @@ class basic_json
@return reference to the element at key @a key
@throw std::domain_error if JSON is not an object or null; example:
`"cannot use operator[] with string"`
@throw type_error.305 if JSON is not an object or null; example: `"cannot
use operator[] with string"`
@complexity Logarithmic in the size of the container.
@ -4066,8 +4066,8 @@ class basic_json
@return reference to the element at key @a key
@throw std::domain_error if JSON is not an object or null; example:
`"cannot use operator[] with string"`
@throw type_error.305 if JSON is not an object or null; example: `"cannot
use operator[] with string"`
@complexity Logarithmic in the size of the container.
@ -4097,7 +4097,7 @@ class basic_json
return m_value.object->operator[](key);
}
JSON_THROW(std::domain_error("cannot use operator[] with " + type_name()));
JSON_THROW(type_error(305, "cannot use operator[] with " + type_name()));
}
/*!
@ -4116,7 +4116,7 @@ class basic_json
@pre The element with key @a key must exist. **This precondition is
enforced with an assertion.**
@throw std::domain_error if JSON is not an object; example: `"cannot use
@throw type_error.305 if JSON is not an object; example: `"cannot use
operator[] with null"`
@complexity Logarithmic in the size of the container.
@ -4140,7 +4140,7 @@ class basic_json
return m_value.object->find(key)->second;
}
JSON_THROW(std::domain_error("cannot use operator[] with " + type_name()));
JSON_THROW(type_error(305, "cannot use operator[] with " + type_name()));
}
/*!

View file

@ -3828,8 +3828,8 @@ class basic_json
@return reference to the element at index @a idx
@throw std::domain_error if JSON is not an array or null; example:
`"cannot use operator[] with string"`
@throw type_error.305 if JSON is not an array or null; example: `"cannot
use operator[] with string"
@complexity Constant if @a idx is in the range of the array. Otherwise
linear in `idx - size()`.
@ -3864,7 +3864,7 @@ class basic_json
return m_value.array->operator[](idx);
}
JSON_THROW(std::domain_error("cannot use operator[] with " + type_name()));
JSON_THROW(type_error(305, "cannot use operator[] with " + type_name()));
}
/*!
@ -3876,7 +3876,7 @@ class basic_json
@return const reference to the element at index @a idx
@throw std::domain_error if JSON is not an array; example: `"cannot use
@throw type_error.305 if JSON is not an array; example: `"cannot use
operator[] with null"`
@complexity Constant.
@ -3894,7 +3894,7 @@ class basic_json
return m_value.array->operator[](idx);
}
JSON_THROW(std::domain_error("cannot use operator[] with " + type_name()));
JSON_THROW(type_error(305, "cannot use operator[] with " + type_name()));
}
/*!
@ -3910,8 +3910,8 @@ class basic_json
@return reference to the element at key @a key
@throw std::domain_error if JSON is not an object or null; example:
`"cannot use operator[] with string"`
@throw type_error.305 if JSON is not an object or null; example: `"cannot
use operator[] with string"`
@complexity Logarithmic in the size of the container.
@ -3940,7 +3940,7 @@ class basic_json
return m_value.object->operator[](key);
}
JSON_THROW(std::domain_error("cannot use operator[] with " + type_name()));
JSON_THROW(type_error(305, "cannot use operator[] with " + type_name()));
}
/*!
@ -3959,7 +3959,7 @@ class basic_json
@pre The element with key @a key must exist. **This precondition is
enforced with an assertion.**
@throw std::domain_error if JSON is not an object; example: `"cannot use
@throw type_error.305 if JSON is not an object; example: `"cannot use
operator[] with null"`
@complexity Logarithmic in the size of the container.
@ -3982,7 +3982,7 @@ class basic_json
return m_value.object->find(key)->second;
}
JSON_THROW(std::domain_error("cannot use operator[] with " + type_name()));
JSON_THROW(type_error(305, "cannot use operator[] with " + type_name()));
}
/*!
@ -3998,8 +3998,8 @@ class basic_json
@return reference to the element at key @a key
@throw std::domain_error if JSON is not an object or null; example:
`"cannot use operator[] with string"`
@throw type_error.305 if JSON is not an object or null; example: `"cannot
use operator[] with string"`
@complexity Logarithmic in the size of the container.
@ -4066,8 +4066,8 @@ class basic_json
@return reference to the element at key @a key
@throw std::domain_error if JSON is not an object or null; example:
`"cannot use operator[] with string"`
@throw type_error.305 if JSON is not an object or null; example: `"cannot
use operator[] with string"`
@complexity Logarithmic in the size of the container.
@ -4097,7 +4097,7 @@ class basic_json
return m_value.object->operator[](key);
}
JSON_THROW(std::domain_error("cannot use operator[] with " + type_name()));
JSON_THROW(type_error(305, "cannot use operator[] with " + type_name()));
}
/*!
@ -4116,7 +4116,7 @@ class basic_json
@pre The element with key @a key must exist. **This precondition is
enforced with an assertion.**
@throw std::domain_error if JSON is not an object; example: `"cannot use
@throw type_error.305 if JSON is not an object; example: `"cannot use
operator[] with null"`
@complexity Logarithmic in the size of the container.
@ -4140,7 +4140,7 @@ class basic_json
return m_value.object->find(key)->second;
}
JSON_THROW(std::domain_error("cannot use operator[] with " + type_name()));
JSON_THROW(type_error(305, "cannot use operator[] with " + type_name()));
}
/*!

View file

@ -191,8 +191,8 @@ 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 +207,60 @@ 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");
}
}
}

View file

@ -447,106 +447,118 @@ 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");
}
}
}