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Chen Yisong
json
Commits
d359684f
Commit
d359684f
authored
Jan 07, 2017
by
Théo DELRIEU
Browse files
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Plain Diff
move enum class value_t outside of basic_json
parent
034d5ed9
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Showing
2 changed files
with
534 additions
and
1020 deletions
+534
-1020
json.hpp
src/json.hpp
+456
-938
json.hpp.re2c
src/json.hpp.re2c
+78
-82
No files found.
src/json.hpp
View file @
d359684f
...
...
@@ -106,6 +106,46 @@ SOFTWARE.
*/
namespace
nlohmann
{
///////////////////////////
// JSON type enumeration //
///////////////////////////
/*!
@brief the JSON type enumeration
This enumeration collects the different JSON types. It is internally used
to distinguish the stored values, and the functions @ref is_null(), @ref
is_object(), @ref is_array(), @ref is_string(), @ref is_boolean(), @ref
is_number() (with @ref is_number_integer(), @ref is_number_unsigned(), and
@ref is_number_float()), @ref is_discarded(), @ref is_primitive(), and
@ref is_structured() rely on it.
@note There are three enumeration entries (number_integer,
number_unsigned, and number_float), because the library distinguishes
these three types for numbers: @ref number_unsigned_t is used for unsigned
integers, @ref number_integer_t is used for signed integers, and @ref
number_float_t is used for floating-point numbers or to approximate
integers which do not fit in the limits of their respective type.
@sa @ref basic_json(const value_t value_type) -- create a JSON value with
the default value for a given type
@since version 1.0.0
*/
enum
class
value_t
:
uint8_t
{
null
,
///< null value
object
,
///< object (unordered set of name/value pairs)
array
,
///< array (ordered collection of values)
string
,
///< string value
boolean
,
///< boolean value
number_integer
,
///< number value (signed integer)
number_unsigned
,
///< number value (unsigned integer)
number_float
,
///< number value (floating-point)
discarded
///< discarded by the the parser callback function
};
// alias templates to reduce boilerplate
template
<
bool
B
,
typename
T
=
void
>
using
enable_if_t
=
typename
std
::
enable_if
<
B
,
T
>::
type
;
...
...
@@ -552,6 +592,7 @@ class basic_json
class
primitive_iterator_t
;
public
:
using
value_t
=
::
nlohmann
::
value_t
;
// forward declarations
template
<
typename
U
>
class
iter_impl
;
template
<
typename
Base
>
class
json_reverse_iterator
;
...
...
@@ -1102,47 +1143,6 @@ class basic_json
/// @}
///////////////////////////
// JSON type enumeration //
///////////////////////////
/*!
@brief the JSON type enumeration
This enumeration collects the different JSON types. It is internally used
to distinguish the stored values, and the functions @ref is_null(), @ref
is_object(), @ref is_array(), @ref is_string(), @ref is_boolean(), @ref
is_number() (with @ref is_number_integer(), @ref is_number_unsigned(), and
@ref is_number_float()), @ref is_discarded(), @ref is_primitive(), and
@ref is_structured() rely on it.
@note There are three enumeration entries (number_integer,
number_unsigned, and number_float), because the library distinguishes
these three types for numbers: @ref number_unsigned_t is used for unsigned
integers, @ref number_integer_t is used for signed integers, and @ref
number_float_t is used for floating-point numbers or to approximate
integers which do not fit in the limits of their respective type.
@sa @ref basic_json(const value_t value_type) -- create a JSON value with
the default value for a given type
@since version 1.0.0
*/
enum
class
value_t
:
uint8_t
{
null
,
///< null value
object
,
///< object (unordered set of name/value pairs)
array
,
///< array (ordered collection of values)
string
,
///< string value
boolean
,
///< boolean value
number_integer
,
///< number value (signed integer)
number_unsigned
,
///< number value (unsigned integer)
number_float
,
///< number value (floating-point)
discarded
///< discarded by the the parser callback function
};
private
:
/// helper for exception-safe object creation
...
...
@@ -5912,47 +5912,6 @@ class basic_json
/// @}
//////////////////////////////////////////
// lexicographical comparison operators //
//////////////////////////////////////////
/// @name lexicographical comparison operators
/// @{
private
:
/*!
@brief comparison operator for JSON types
Returns an ordering that is similar to Python:
- order: null < boolean < number < object < array < string
- furthermore, each type is not smaller than itself
@since version 1.0.0
*/
friend
bool
operator
<
(
const
value_t
lhs
,
const
value_t
rhs
)
noexcept
{
static
constexpr
std
::
array
<
uint8_t
,
8
>
order
=
{{
0
,
// null
3
,
// object
4
,
// array
5
,
// string
1
,
// boolean
2
,
// integer
2
,
// unsigned
2
,
// float
}
};
// discarded values are not comparable
if
(
lhs
==
value_t
::
discarded
or
rhs
==
value_t
::
discarded
)
{
return
false
;
}
return
order
[
static_cast
<
std
::
size_t
>
(
lhs
)]
<
order
[
static_cast
<
std
::
size_t
>
(
rhs
)];
}
public
:
/*!
@brief comparison: equal
...
...
@@ -9741,915 +9700,437 @@ class basic_json
m_start
=
m_cursor
;
assert
(
m_start
!=
nullptr
);
{
lexer_char_t
yych
;
unsigned
int
yyaccept
=
0
;
static
const
unsigned
char
yybm
[]
=
{
0
,
0
,
0
,
0
,
0
,
0
,
0
,
0
,
0
,
32
,
32
,
0
,
0
,
32
,
0
,
0
,
0
,
0
,
0
,
0
,
0
,
0
,
0
,
0
,
0
,
0
,
0
,
0
,
0
,
0
,
0
,
0
,
160
,
128
,
0
,
128
,
128
,
128
,
128
,
128
,
128
,
128
,
128
,
128
,
128
,
128
,
128
,
128
,
192
,
192
,
192
,
192
,
192
,
192
,
192
,
192
,
192
,
192
,
128
,
128
,
128
,
128
,
128
,
128
,
128
,
128
,
128
,
128
,
128
,
128
,
128
,
128
,
128
,
128
,
128
,
128
,
128
,
128
,
128
,
128
,
128
,
128
,
128
,
128
,
128
,
128
,
128
,
128
,
128
,
128
,
128
,
128
,
0
,
128
,
128
,
128
,
128
,
128
,
128
,
128
,
128
,
128
,
128
,
128
,
128
,
128
,
128
,
128
,
128
,
128
,
128
,
128
,
128
,
128
,
128
,
128
,
128
,
128
,
128
,
128
,
128
,
128
,
128
,
128
,
128
,
128
,
128
,
128
,
0
,
0
,
0
,
0
,
0
,
0
,
0
,
0
,
0
,
0
,
0
,
0
,
0
,
0
,
0
,
0
,
0
,
0
,
0
,
0
,
0
,
0
,
0
,
0
,
0
,
0
,
0
,
0
,
0
,
0
,
0
,
0
,
0
,
0
,
0
,
0
,
0
,
0
,
0
,
0
,
0
,
0
,
0
,
0
,
0
,
0
,
0
,
0
,
0
,
0
,
0
,
0
,
0
,
0
,
0
,
0
,
0
,
0
,
0
,
0
,
0
,
0
,
0
,
0
,
0
,
0
,
0
,
0
,
0
,
0
,
0
,
0
,
0
,
0
,
0
,
0
,
0
,
0
,
0
,
0
,
0
,
0
,
0
,
0
,
0
,
0
,
0
,
0
,
0
,
0
,
0
,
0
,
0
,
0
,
0
,
0
,
0
,
0
,
0
,
0
,
0
,
0
,
0
,
0
,
0
,
0
,
0
,
0
,
0
,
0
,
0
,
0
,
0
,
0
,
0
,
0
,
0
,
0
,
0
,
0
,
0
,
0
,
0
,
0
,
0
,
0
,
0
,
0
,
};
if
((
m_limit
-
m_cursor
)
<
5
)
{
fill_line_buffer
(
5
);
// LCOV_EXCL_LINE
}
yych
=
*
m_cursor
;
if
(
yybm
[
0
+
yych
]
&
32
)
{
goto
basic_json_parser_6
;
}
if
(
yych
<=
'['
)
{
if
(
yych
<=
'-'
)
{
if
(
yych
<=
'"'
)
{
if
(
yych
<=
0x00
)
{
goto
basic_json_parser_2
;
}
if
(
yych
<=
'!'
)
{
goto
basic_json_parser_4
;
}
goto
basic_json_parser_9
;
}
else
{
if
(
yych
<=
'+'
)
{
goto
basic_json_parser_4
;
}
if
(
yych
<=
','
)
{
goto
basic_json_parser_10
;
}
goto
basic_json_parser_12
;
}
}
else
{
if
(
yych
<=
'9'
)
{
if
(
yych
<=
'/'
)
{
goto
basic_json_parser_4
;
}
if
(
yych
<=
'0'
)
{
goto
basic_json_parser_13
;
}
goto
basic_json_parser_15
;
}
else
{
if
(
yych
<=
':'
)
{
goto
basic_json_parser_17
;
}
if
(
yych
<=
'Z'
)
{
goto
basic_json_parser_4
;
}
goto
basic_json_parser_19
;
}
}
{
lexer_char_t
yych
;
unsigned
int
yyaccept
=
0
;
static
const
unsigned
char
yybm
[]
=
{
0
,
0
,
0
,
0
,
0
,
0
,
0
,
0
,
0
,
32
,
32
,
0
,
0
,
32
,
0
,
0
,
0
,
0
,
0
,
0
,
0
,
0
,
0
,
0
,
0
,
0
,
0
,
0
,
0
,
0
,
0
,
0
,
160
,
128
,
0
,
128
,
128
,
128
,
128
,
128
,
128
,
128
,
128
,
128
,
128
,
128
,
128
,
128
,
192
,
192
,
192
,
192
,
192
,
192
,
192
,
192
,
192
,
192
,
128
,
128
,
128
,
128
,
128
,
128
,
128
,
128
,
128
,
128
,
128
,
128
,
128
,
128
,
128
,
128
,
128
,
128
,
128
,
128
,
128
,
128
,
128
,
128
,
128
,
128
,
128
,
128
,
128
,
128
,
128
,
128
,
128
,
128
,
0
,
128
,
128
,
128
,
128
,
128
,
128
,
128
,
128
,
128
,
128
,
128
,
128
,
128
,
128
,
128
,
128
,
128
,
128
,
128
,
128
,
128
,
128
,
128
,
128
,
128
,
128
,
128
,
128
,
128
,
128
,
128
,
128
,
128
,
128
,
128
,
0
,
0
,
0
,
0
,
0
,
0
,
0
,
0
,
0
,
0
,
0
,
0
,
0
,
0
,
0
,
0
,
0
,
0
,
0
,
0
,
0
,
0
,
0
,
0
,
0
,
0
,
0
,
0
,
0
,
0
,
0
,
0
,
0
,
0
,
0
,
0
,
0
,
0
,
0
,
0
,
0
,
0
,
0
,
0
,
0
,
0
,
0
,
0
,
0
,
0
,
0
,
0
,
0
,
0
,
0
,
0
,
0
,
0
,
0
,
0
,
0
,
0
,
0
,
0
,
0
,
0
,
0
,
0
,
0
,
0
,
0
,
0
,
0
,
0
,
0
,
0
,
0
,
0
,
0
,
0
,
0
,
0
,
0
,
0
,
0
,
0
,
0
,
0
,
0
,
0
,
0
,
0
,
0
,
0
,
0
,
0
,
0
,
0
,
0
,
0
,
0
,
0
,
0
,
0
,
0
,
0
,
0
,
0
,
0
,
0
,
0
,
0
,
0
,
0
,
0
,
0
,
0
,
0
,
0
,
0
,
0
,
0
,
0
,
0
,
0
,
0
,
0
,
0
,
};
if
((
m_limit
-
m_cursor
)
<
5
)
fill_line_buffer
(
5
);
// LCOV_EXCL_LINE
yych
=
*
m_cursor
;
if
(
yybm
[
0
+
yych
]
&
32
)
{
goto
basic_json_parser_6
;
}
if
(
yych
<=
'['
)
{
if
(
yych
<=
'-'
)
{
if
(
yych
<=
'"'
)
{
if
(
yych
<=
0x00
)
goto
basic_json_parser_2
;
if
(
yych
<=
'!'
)
goto
basic_json_parser_4
;
goto
basic_json_parser_9
;
}
else
{
if
(
yych
<=
'+'
)
goto
basic_json_parser_4
;
if
(
yych
<=
','
)
goto
basic_json_parser_10
;
goto
basic_json_parser_12
;
}
}
else
{
if
(
yych
<=
'9'
)
{
if
(
yych
<=
'/'
)
goto
basic_json_parser_4
;
if
(
yych
<=
'0'
)
goto
basic_json_parser_13
;
goto
basic_json_parser_15
;
}
else
{
if
(
yych
<=
':'
)
goto
basic_json_parser_17
;
if
(
yych
<=
'Z'
)
goto
basic_json_parser_4
;
goto
basic_json_parser_19
;
}
else
{
if
(
yych
<=
'n'
)
{
if
(
yych
<=
'e'
)
{
if
(
yych
==
']'
)
{
goto
basic_json_parser_21
;
}
goto
basic_json_parser_4
;
}
else
{
if
(
yych
<=
'f'
)
{
goto
basic_json_parser_23
;
}
if
(
yych
<=
'm'
)
{
goto
basic_json_parser_4
;
}
goto
basic_json_parser_24
;
}
}
else
{
if
(
yych
<=
'z'
)
{
if
(
yych
==
't'
)
{
goto
basic_json_parser_25
;
}
goto
basic_json_parser_4
;
}
else
{
if
(
yych
<=
'{'
)
{
goto
basic_json_parser_26
;
}
if
(
yych
==
'}'
)
{
goto
basic_json_parser_28
;
}
goto
basic_json_parser_4
;
}
}
}
}
else
{
if
(
yych
<=
'n'
)
{
if
(
yych
<=
'e'
)
{
if
(
yych
==
']'
)
goto
basic_json_parser_21
;
goto
basic_json_parser_4
;
}
else
{
if
(
yych
<=
'f'
)
goto
basic_json_parser_23
;
if
(
yych
<=
'm'
)
goto
basic_json_parser_4
;
goto
basic_json_parser_24
;
}
basic_json_parser_2
:
++
m_cursor
;
{
last_token_type
=
token_type
::
end_of_input
;
break
;
}
else
{
if
(
yych
<=
'z'
)
{
if
(
yych
==
't'
)
goto
basic_json_parser_25
;
goto
basic_json_parser_4
;
}
else
{
if
(
yych
<=
'{'
)
goto
basic_json_parser_26
;
if
(
yych
==
'}'
)
goto
basic_json_parser_28
;
goto
basic_json_parser_4
;
}
}
}
basic_json_parser_2
:
++
m_cursor
;
{
last_token_type
=
token_type
::
end_of_input
;
break
;
}
basic_json_parser_4
:
++
m_cursor
;
++
m_cursor
;
basic_json_parser_5
:
{
last_token_type
=
token_type
::
parse_error
;
break
;
}
{
last_token_type
=
token_type
::
parse_error
;
break
;
}
basic_json_parser_6
:
++
m_cursor
;
if
(
m_limit
<=
m_cursor
)
{
fill_line_buffer
(
1
);
// LCOV_EXCL_LINE
}
yych
=
*
m_cursor
;
if
(
yybm
[
0
+
yych
]
&
32
)
{
goto
basic_json_parser_6
;
}
{
continue
;
}
++
m_cursor
;
if
(
m_limit
<=
m_cursor
)
fill_line_buffer
(
1
);
// LCOV_EXCL_LINE
yych
=
*
m_cursor
;
if
(
yybm
[
0
+
yych
]
&
32
)
{
goto
basic_json_parser_6
;
}
{
continue
;
}
basic_json_parser_9
:
yyaccept
=
0
;
yych
=
*
(
m_marker
=
++
m_cursor
);
if
(
yych
<=
0x1F
)
{
goto
basic_json_parser_5
;
}
if
(
yych
<=
0x7F
)
{
goto
basic_json_parser_31
;
}
if
(
yych
<=
0xC1
)
{
goto
basic_json_parser_5
;
}
if
(
yych
<=
0xF4
)
{
goto
basic_json_parser_31
;
}
goto
basic_json_parser_5
;
yyaccept
=
0
;
yych
=
*
(
m_marker
=
++
m_cursor
);
if
(
yych
<=
0x1F
)
goto
basic_json_parser_5
;
if
(
yych
<=
0x7F
)
goto
basic_json_parser_31
;
if
(
yych
<=
0xC1
)
goto
basic_json_parser_5
;
if
(
yych
<=
0xF4
)
goto
basic_json_parser_31
;
goto
basic_json_parser_5
;
basic_json_parser_10
:
++
m_cursor
;
{
last_token_type
=
token_type
::
value_separator
;
break
;
}
++
m_cursor
;
{
last_token_type
=
token_type
::
value_separator
;
break
;
}
basic_json_parser_12
:
yych
=
*++
m_cursor
;
if
(
yych
<=
'/'
)
{
goto
basic_json_parser_5
;
}
if
(
yych
<=
'0'
)
{
goto
basic_json_parser_13
;
}
if
(
yych
<=
'9'
)
{
goto
basic_json_parser_15
;
}
goto
basic_json_parser_5
;
yych
=
*++
m_cursor
;
if
(
yych
<=
'/'
)
goto
basic_json_parser_5
;
if
(
yych
<=
'0'
)
goto
basic_json_parser_13
;
if
(
yych
<=
'9'
)
goto
basic_json_parser_15
;
goto
basic_json_parser_5
;
basic_json_parser_13
:
yyaccept
=
1
;
yych
=
*
(
m_marker
=
++
m_cursor
);
if
(
yych
<=
'D'
)
{
if
(
yych
==
'.'
)
{
goto
basic_json_parser_43
;
}
}
else
{
if
(
yych
<=
'E'
)
{
goto
basic_json_parser_44
;
}
if
(
yych
==
'e'
)
{
goto
basic_json_parser_44
;
}
}
yyaccept
=
1
;
yych
=
*
(
m_marker
=
++
m_cursor
);
if
(
yych
<=
'D'
)
{
if
(
yych
==
'.'
)
goto
basic_json_parser_43
;
}
else
{
if
(
yych
<=
'E'
)
goto
basic_json_parser_44
;
if
(
yych
==
'e'
)
goto
basic_json_parser_44
;
}
basic_json_parser_14
:
{
last_token_type
=
token_type
::
value_number
;
break
;
}
{
last_token_type
=
token_type
::
value_number
;
break
;
}
basic_json_parser_15
:
yyaccept
=
1
;
m_marker
=
++
m_cursor
;
if
((
m_limit
-
m_cursor
)
<
3
)
{
fill_line_buffer
(
3
);
// LCOV_EXCL_LINE
}
yych
=
*
m_cursor
;
if
(
yybm
[
0
+
yych
]
&
64
)
{
goto
basic_json_parser_15
;
}
if
(
yych
<=
'D'
)
{
if
(
yych
==
'.'
)
{
goto
basic_json_parser_43
;
}
goto
basic_json_parser_14
;
}
else
{
if
(
yych
<=
'E'
)
{
goto
basic_json_parser_44
;
}
if
(
yych
==
'e'
)
{
goto
basic_json_parser_44
;
}
goto
basic_json_parser_14
;
}
yyaccept
=
1
;
m_marker
=
++
m_cursor
;
if
((
m_limit
-
m_cursor
)
<
3
)
fill_line_buffer
(
3
);
// LCOV_EXCL_LINE
yych
=
*
m_cursor
;
if
(
yybm
[
0
+
yych
]
&
64
)
{
goto
basic_json_parser_15
;
}
if
(
yych
<=
'D'
)
{
if
(
yych
==
'.'
)
goto
basic_json_parser_43
;
goto
basic_json_parser_14
;
}
else
{
if
(
yych
<=
'E'
)
goto
basic_json_parser_44
;
if
(
yych
==
'e'
)
goto
basic_json_parser_44
;
goto
basic_json_parser_14
;
}
basic_json_parser_17
:
++
m_cursor
;
{
last_token_type
=
token_type
::
name_separator
;
break
;
}
++
m_cursor
;
{
last_token_type
=
token_type
::
name_separator
;
break
;
}
basic_json_parser_19
:
++
m_cursor
;
{
last_token_type
=
token_type
::
begin_array
;
break
;
}
++
m_cursor
;
{
last_token_type
=
token_type
::
begin_array
;
break
;
}
basic_json_parser_21
:
++
m_cursor
;
{
last_token_type
=
token_type
::
end_array
;
break
;
}
++
m_cursor
;
{
last_token_type
=
token_type
::
end_array
;
break
;
}
basic_json_parser_23
:
yyaccept
=
0
;
yych
=
*
(
m_marker
=
++
m_cursor
);
if
(
yych
==
'a'
)
{
goto
basic_json_parser_45
;
}
goto
basic_json_parser_5
;
yyaccept
=
0
;
yych
=
*
(
m_marker
=
++
m_cursor
);
if
(
yych
==
'a'
)
goto
basic_json_parser_45
;
goto
basic_json_parser_5
;
basic_json_parser_24
:
yyaccept
=
0
;
yych
=
*
(
m_marker
=
++
m_cursor
);
if
(
yych
==
'u'
)
{
goto
basic_json_parser_46
;
}
goto
basic_json_parser_5
;
yyaccept
=
0
;
yych
=
*
(
m_marker
=
++
m_cursor
);
if
(
yych
==
'u'
)
goto
basic_json_parser_46
;
goto
basic_json_parser_5
;
basic_json_parser_25
:
yyaccept
=
0
;
yych
=
*
(
m_marker
=
++
m_cursor
);
if
(
yych
==
'r'
)
{
goto
basic_json_parser_47
;
}
goto
basic_json_parser_5
;
yyaccept
=
0
;
yych
=
*
(
m_marker
=
++
m_cursor
);
if
(
yych
==
'r'
)
goto
basic_json_parser_47
;
goto
basic_json_parser_5
;
basic_json_parser_26
:
++
m_cursor
;
{
last_token_type
=
token_type
::
begin_object
;
break
;
}
++
m_cursor
;
{
last_token_type
=
token_type
::
begin_object
;
break
;
}
basic_json_parser_28
:
++
m_cursor
;
{
last_token_type
=
token_type
::
end_object
;
break
;
}
++
m_cursor
;
{
last_token_type
=
token_type
::
end_object
;
break
;
}
basic_json_parser_30
:
++
m_cursor
;
if
(
m_limit
<=
m_cursor
)
{
fill_line_buffer
(
1
);
// LCOV_EXCL_LINE
}
yych
=
*
m_cursor
;
++
m_cursor
;
if
(
m_limit
<=
m_cursor
)
fill_line_buffer
(
1
);
// LCOV_EXCL_LINE
yych
=
*
m_cursor
;
basic_json_parser_31
:
if
(
yybm
[
0
+
yych
]
&
128
)
{
goto
basic_json_parser_30
;
}
if
(
yych
<=
0xE0
)
{
if
(
yych
<=
'\\'
)
{
if
(
yych
<=
0x1F
)
{
goto
basic_json_parser_32
;
}
if
(
yych
<=
'"'
)
{
goto
basic_json_parser_33
;
}
goto
basic_json_parser_35
;
}
else
{
if
(
yych
<=
0xC1
)
{
goto
basic_json_parser_32
;
}
if
(
yych
<=
0xDF
)
{
goto
basic_json_parser_36
;
}
goto
basic_json_parser_37
;
}
}
else
{
if
(
yych
<=
0xEF
)
{
if
(
yych
==
0xED
)
{
goto
basic_json_parser_39
;
}
goto
basic_json_parser_38
;
}
else
{
if
(
yych
<=
0xF0
)
{
goto
basic_json_parser_40
;
}
if
(
yych
<=
0xF3
)
{
goto
basic_json_parser_41
;
}
if
(
yych
<=
0xF4
)
{
goto
basic_json_parser_42
;
}
}
}
if
(
yybm
[
0
+
yych
]
&
128
)
{
goto
basic_json_parser_30
;
}
if
(
yych
<=
0xE0
)
{
if
(
yych
<=
'\\'
)
{
if
(
yych
<=
0x1F
)
goto
basic_json_parser_32
;
if
(
yych
<=
'"'
)
goto
basic_json_parser_33
;
goto
basic_json_parser_35
;
}
else
{
if
(
yych
<=
0xC1
)
goto
basic_json_parser_32
;
if
(
yych
<=
0xDF
)
goto
basic_json_parser_36
;
goto
basic_json_parser_37
;
}
}
else
{
if
(
yych
<=
0xEF
)
{
if
(
yych
==
0xED
)
goto
basic_json_parser_39
;
goto
basic_json_parser_38
;
}
else
{
if
(
yych
<=
0xF0
)
goto
basic_json_parser_40
;
if
(
yych
<=
0xF3
)
goto
basic_json_parser_41
;
if
(
yych
<=
0xF4
)
goto
basic_json_parser_42
;
}
}
basic_json_parser_32
:
m_cursor
=
m_marker
;
if
(
yyaccept
==
0
)
{
goto
basic_json_parser_5
;
}
else
{
goto
basic_json_parser_14
;
}
m_cursor
=
m_marker
;
if
(
yyaccept
==
0
)
{
goto
basic_json_parser_5
;
}
else
{
goto
basic_json_parser_14
;
}
basic_json_parser_33
:
++
m_cursor
;
{
last_token_type
=
token_type
::
value_string
;
break
;
}
++
m_cursor
;
{
last_token_type
=
token_type
::
value_string
;
break
;
}
basic_json_parser_35
:
++
m_cursor
;
if
(
m_limit
<=
m_cursor
)
{
fill_line_buffer
(
1
);
// LCOV_EXCL_LINE
}
yych
=
*
m_cursor
;
if
(
yych
<=
'e'
)
{
if
(
yych
<=
'/'
)
{
if
(
yych
==
'"'
)
{
goto
basic_json_parser_30
;
}
if
(
yych
<=
'.'
)
{
goto
basic_json_parser_32
;
}
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
;
}
}
}
else
{
if
(
yych
<=
'q'
)
{
if
(
yych
<=
'f'
)
{
goto
basic_json_parser_30
;
}
if
(
yych
==
'n'
)
{
goto
basic_json_parser_30
;
}
goto
basic_json_parser_32
;
}
else
{
if
(
yych
<=
's'
)
{
if
(
yych
<=
'r'
)
{
goto
basic_json_parser_30
;
}
goto
basic_json_parser_32
;
}
else
{
if
(
yych
<=
't'
)
{
goto
basic_json_parser_30
;
}
if
(
yych
<=
'u'
)
{
goto
basic_json_parser_48
;
}
goto
basic_json_parser_32
;
}
}
}
basic_json_parser_36
:
++
m_cursor
;
if
(
m_limit
<=
m_cursor
)
{
fill_line_buffer
(
1
);
// LCOV_EXCL_LINE
}
yych
=
*
m_cursor
;
if
(
yych
<=
0x7F
)
{
goto
basic_json_parser_32
;
}
if
(
yych
<=
0xBF
)
{
goto
basic_json_parser_30
;
++
m_cursor
;
if
(
m_limit
<=
m_cursor
)
fill_line_buffer
(
1
);
// LCOV_EXCL_LINE
yych
=
*
m_cursor
;
if
(
yych
<=
'e'
)
{
if
(
yych
<=
'/'
)
{
if
(
yych
==
'"'
)
goto
basic_json_parser_30
;
if
(
yych
<=
'.'
)
goto
basic_json_parser_32
;
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
;
}
}
}
else
{
if
(
yych
<=
'q'
)
{
if
(
yych
<=
'f'
)
goto
basic_json_parser_30
;
if
(
yych
==
'n'
)
goto
basic_json_parser_30
;
goto
basic_json_parser_32
;
basic_json_parser_37
:
++
m_cursor
;
if
(
m_limit
<=
m_cursor
)
{
fill_line_buffer
(
1
);
// LCOV_EXCL_LINE
}
yych
=
*
m_cursor
;
if
(
yych
<=
0x9F
)
{
}
else
{
if
(
yych
<=
's'
)
{
if
(
yych
<=
'r'
)
goto
basic_json_parser_30
;
goto
basic_json_parser_32
;
}
if
(
yych
<=
0xBF
)
{
goto
basic_json_parser_36
;
}
goto
basic_json_parser_32
;
basic_json_parser_38
:
++
m_cursor
;
if
(
m_limit
<=
m_cursor
)
{
fill_line_buffer
(
1
);
// LCOV_EXCL_LINE
}
yych
=
*
m_cursor
;
if
(
yych
<=
0x7F
)
{
}
else
{
if
(
yych
<=
't'
)
goto
basic_json_parser_30
;
if
(
yych
<=
'u'
)
goto
basic_json_parser_48
;
goto
basic_json_parser_32
;
}
if
(
yych
<=
0xBF
)
{
goto
basic_json_parser_36
;
}
goto
basic_json_parser_32
;
}
}
basic_json_parser_36
:
++
m_cursor
;
if
(
m_limit
<=
m_cursor
)
fill_line_buffer
(
1
);
// LCOV_EXCL_LINE
yych
=
*
m_cursor
;
if
(
yych
<=
0x7F
)
goto
basic_json_parser_32
;
if
(
yych
<=
0xBF
)
goto
basic_json_parser_30
;
goto
basic_json_parser_32
;
basic_json_parser_37
:
++
m_cursor
;
if
(
m_limit
<=
m_cursor
)
fill_line_buffer
(
1
);
// LCOV_EXCL_LINE
yych
=
*
m_cursor
;
if
(
yych
<=
0x9F
)
goto
basic_json_parser_32
;
if
(
yych
<=
0xBF
)
goto
basic_json_parser_36
;
goto
basic_json_parser_32
;
basic_json_parser_38
:
++
m_cursor
;
if
(
m_limit
<=
m_cursor
)
fill_line_buffer
(
1
);
// LCOV_EXCL_LINE
yych
=
*
m_cursor
;
if
(
yych
<=
0x7F
)
goto
basic_json_parser_32
;
if
(
yych
<=
0xBF
)
goto
basic_json_parser_36
;
goto
basic_json_parser_32
;
basic_json_parser_39
:
++
m_cursor
;
if
(
m_limit
<=
m_cursor
)
{
fill_line_buffer
(
1
);
// LCOV_EXCL_LINE
}
yych
=
*
m_cursor
;
if
(
yych
<=
0x7F
)
{
goto
basic_json_parser_32
;
}
if
(
yych
<=
0x9F
)
{
goto
basic_json_parser_36
;
}
goto
basic_json_parser_32
;
++
m_cursor
;
if
(
m_limit
<=
m_cursor
)
fill_line_buffer
(
1
);
// LCOV_EXCL_LINE
yych
=
*
m_cursor
;
if
(
yych
<=
0x7F
)
goto
basic_json_parser_32
;
if
(
yych
<=
0x9F
)
goto
basic_json_parser_36
;
goto
basic_json_parser_32
;
basic_json_parser_40
:
++
m_cursor
;
if
(
m_limit
<=
m_cursor
)
{
fill_line_buffer
(
1
);
// LCOV_EXCL_LINE
}
yych
=
*
m_cursor
;
if
(
yych
<=
0x8F
)
{
goto
basic_json_parser_32
;
}
if
(
yych
<=
0xBF
)
{
goto
basic_json_parser_38
;
}
goto
basic_json_parser_32
;
++
m_cursor
;
if
(
m_limit
<=
m_cursor
)
fill_line_buffer
(
1
);
// LCOV_EXCL_LINE
yych
=
*
m_cursor
;
if
(
yych
<=
0x8F
)
goto
basic_json_parser_32
;
if
(
yych
<=
0xBF
)
goto
basic_json_parser_38
;
goto
basic_json_parser_32
;
basic_json_parser_41
:
++
m_cursor
;
if
(
m_limit
<=
m_cursor
)
{
fill_line_buffer
(
1
);
// LCOV_EXCL_LINE
}
yych
=
*
m_cursor
;
if
(
yych
<=
0x7F
)
{
goto
basic_json_parser_32
;
}
if
(
yych
<=
0xBF
)
{
goto
basic_json_parser_38
;
}
goto
basic_json_parser_32
;
++
m_cursor
;
if
(
m_limit
<=
m_cursor
)
fill_line_buffer
(
1
);
// LCOV_EXCL_LINE
yych
=
*
m_cursor
;
if
(
yych
<=
0x7F
)
goto
basic_json_parser_32
;
if
(
yych
<=
0xBF
)
goto
basic_json_parser_38
;
goto
basic_json_parser_32
;
basic_json_parser_42
:
++
m_cursor
;
if
(
m_limit
<=
m_cursor
)
{
fill_line_buffer
(
1
);
// LCOV_EXCL_LINE
}
yych
=
*
m_cursor
;
if
(
yych
<=
0x7F
)
{
goto
basic_json_parser_32
;
}
if
(
yych
<=
0x8F
)
{
goto
basic_json_parser_38
;
}
goto
basic_json_parser_32
;
++
m_cursor
;
if
(
m_limit
<=
m_cursor
)
fill_line_buffer
(
1
);
// LCOV_EXCL_LINE
yych
=
*
m_cursor
;
if
(
yych
<=
0x7F
)
goto
basic_json_parser_32
;
if
(
yych
<=
0x8F
)
goto
basic_json_parser_38
;
goto
basic_json_parser_32
;
basic_json_parser_43
:
yych
=
*++
m_cursor
;
if
(
yych
<=
'/'
)
{
goto
basic_json_parser_32
;
}
if
(
yych
<=
'9'
)
{
goto
basic_json_parser_49
;
}
goto
basic_json_parser_32
;
yych
=
*++
m_cursor
;
if
(
yych
<=
'/'
)
goto
basic_json_parser_32
;
if
(
yych
<=
'9'
)
goto
basic_json_parser_49
;
goto
basic_json_parser_32
;
basic_json_parser_44
:
yych
=
*++
m_cursor
;
if
(
yych
<=
','
)
{
if
(
yych
==
'+'
)
{
goto
basic_json_parser_51
;
}
goto
basic_json_parser_32
;
}
else
{
if
(
yych
<=
'-'
)
{
goto
basic_json_parser_51
;
}
if
(
yych
<=
'/'
)
{
goto
basic_json_parser_32
;
}
if
(
yych
<=
'9'
)
{
goto
basic_json_parser_52
;
}
goto
basic_json_parser_32
;
}
yych
=
*++
m_cursor
;
if
(
yych
<=
','
)
{
if
(
yych
==
'+'
)
goto
basic_json_parser_51
;
goto
basic_json_parser_32
;
}
else
{
if
(
yych
<=
'-'
)
goto
basic_json_parser_51
;
if
(
yych
<=
'/'
)
goto
basic_json_parser_32
;
if
(
yych
<=
'9'
)
goto
basic_json_parser_52
;
goto
basic_json_parser_32
;
}
basic_json_parser_45
:
yych
=
*++
m_cursor
;
if
(
yych
==
'l'
)
{
goto
basic_json_parser_54
;
}
goto
basic_json_parser_32
;
yych
=
*++
m_cursor
;
if
(
yych
==
'l'
)
goto
basic_json_parser_54
;
goto
basic_json_parser_32
;
basic_json_parser_46
:
yych
=
*++
m_cursor
;
if
(
yych
==
'l'
)
{
goto
basic_json_parser_55
;
}
goto
basic_json_parser_32
;
yych
=
*++
m_cursor
;
if
(
yych
==
'l'
)
goto
basic_json_parser_55
;
goto
basic_json_parser_32
;
basic_json_parser_47
:
yych
=
*++
m_cursor
;
if
(
yych
==
'u'
)
{
goto
basic_json_parser_56
;
}
goto
basic_json_parser_32
;
yych
=
*++
m_cursor
;
if
(
yych
==
'u'
)
goto
basic_json_parser_56
;
goto
basic_json_parser_32
;
basic_json_parser_48
:
++
m_cursor
;
if
(
m_limit
<=
m_cursor
)
{
fill_line_buffer
(
1
);
// LCOV_EXCL_LINE
}
yych
=
*
m_cursor
;
if
(
yych
<=
'@'
)
{
if
(
yych
<=
'/'
)
{
goto
basic_json_parser_32
;
}
if
(
yych
<=
'9'
)
{
goto
basic_json_parser_57
;
}
goto
basic_json_parser_32
;
}
else
{
if
(
yych
<=
'F'
)
{
goto
basic_json_parser_57
;
}
if
(
yych
<=
'`'
)
{
goto
basic_json_parser_32
;
}
if
(
yych
<=
'f'
)
{
goto
basic_json_parser_57
;
}
goto
basic_json_parser_32
;
}
++
m_cursor
;
if
(
m_limit
<=
m_cursor
)
fill_line_buffer
(
1
);
// LCOV_EXCL_LINE
yych
=
*
m_cursor
;
if
(
yych
<=
'@'
)
{
if
(
yych
<=
'/'
)
goto
basic_json_parser_32
;
if
(
yych
<=
'9'
)
goto
basic_json_parser_57
;
goto
basic_json_parser_32
;
}
else
{
if
(
yych
<=
'F'
)
goto
basic_json_parser_57
;
if
(
yych
<=
'`'
)
goto
basic_json_parser_32
;
if
(
yych
<=
'f'
)
goto
basic_json_parser_57
;
goto
basic_json_parser_32
;
}
basic_json_parser_49
:
yyaccept
=
1
;
m_marker
=
++
m_cursor
;
if
((
m_limit
-
m_cursor
)
<
3
)
{
fill_line_buffer
(
3
);
// LCOV_EXCL_LINE
}
yych
=
*
m_cursor
;
if
(
yych
<=
'D'
)
{
if
(
yych
<=
'/'
)
{
goto
basic_json_parser_14
;
}
if
(
yych
<=
'9'
)
{
goto
basic_json_parser_49
;
}
goto
basic_json_parser_14
;
}
else
{
if
(
yych
<=
'E'
)
{
goto
basic_json_parser_44
;
}
if
(
yych
==
'e'
)
{
goto
basic_json_parser_44
;
}
goto
basic_json_parser_14
;
}
yyaccept
=
1
;
m_marker
=
++
m_cursor
;
if
((
m_limit
-
m_cursor
)
<
3
)
fill_line_buffer
(
3
);
// LCOV_EXCL_LINE
yych
=
*
m_cursor
;
if
(
yych
<=
'D'
)
{
if
(
yych
<=
'/'
)
goto
basic_json_parser_14
;
if
(
yych
<=
'9'
)
goto
basic_json_parser_49
;
goto
basic_json_parser_14
;
}
else
{
if
(
yych
<=
'E'
)
goto
basic_json_parser_44
;
if
(
yych
==
'e'
)
goto
basic_json_parser_44
;
goto
basic_json_parser_14
;
}
basic_json_parser_51
:
yych
=
*++
m_cursor
;
if
(
yych
<=
'/'
)
{
goto
basic_json_parser_32
;
}
if
(
yych
>=
':'
)
{
goto
basic_json_parser_32
;
}
yych
=
*++
m_cursor
;
if
(
yych
<=
'/'
)
goto
basic_json_parser_32
;
if
(
yych
>=
':'
)
goto
basic_json_parser_32
;
basic_json_parser_52
:
++
m_cursor
;
if
(
m_limit
<=
m_cursor
)
{
fill_line_buffer
(
1
);
// LCOV_EXCL_LINE
}
yych
=
*
m_cursor
;
if
(
yych
<=
'/'
)
{
goto
basic_json_parser_14
;
}
if
(
yych
<=
'9'
)
{
goto
basic_json_parser_52
;
}
goto
basic_json_parser_14
;
++
m_cursor
;
if
(
m_limit
<=
m_cursor
)
fill_line_buffer
(
1
);
// LCOV_EXCL_LINE
yych
=
*
m_cursor
;
if
(
yych
<=
'/'
)
goto
basic_json_parser_14
;
if
(
yych
<=
'9'
)
goto
basic_json_parser_52
;
goto
basic_json_parser_14
;
basic_json_parser_54
:
yych
=
*++
m_cursor
;
if
(
yych
==
's'
)
{
goto
basic_json_parser_58
;
}
goto
basic_json_parser_32
;
yych
=
*++
m_cursor
;
if
(
yych
==
's'
)
goto
basic_json_parser_58
;
goto
basic_json_parser_32
;
basic_json_parser_55
:
yych
=
*++
m_cursor
;
if
(
yych
==
'l'
)
{
goto
basic_json_parser_59
;
}
goto
basic_json_parser_32
;
yych
=
*++
m_cursor
;
if
(
yych
==
'l'
)
goto
basic_json_parser_59
;
goto
basic_json_parser_32
;
basic_json_parser_56
:
yych
=
*++
m_cursor
;
if
(
yych
==
'e'
)
{
goto
basic_json_parser_61
;
}
goto
basic_json_parser_32
;
yych
=
*++
m_cursor
;
if
(
yych
==
'e'
)
goto
basic_json_parser_61
;
goto
basic_json_parser_32
;
basic_json_parser_57
:
++
m_cursor
;
if
(
m_limit
<=
m_cursor
)
{
fill_line_buffer
(
1
);
// LCOV_EXCL_LINE
}
yych
=
*
m_cursor
;
if
(
yych
<=
'@'
)
{
if
(
yych
<=
'/'
)
{
goto
basic_json_parser_32
;
}
if
(
yych
<=
'9'
)
{
goto
basic_json_parser_63
;
}
goto
basic_json_parser_32
;
}
else
{
if
(
yych
<=
'F'
)
{
goto
basic_json_parser_63
;
}
if
(
yych
<=
'`'
)
{
goto
basic_json_parser_32
;
}
if
(
yych
<=
'f'
)
{
goto
basic_json_parser_63
;
}
goto
basic_json_parser_32
;
}
++
m_cursor
;
if
(
m_limit
<=
m_cursor
)
fill_line_buffer
(
1
);
// LCOV_EXCL_LINE
yych
=
*
m_cursor
;
if
(
yych
<=
'@'
)
{
if
(
yych
<=
'/'
)
goto
basic_json_parser_32
;
if
(
yych
<=
'9'
)
goto
basic_json_parser_63
;
goto
basic_json_parser_32
;
}
else
{
if
(
yych
<=
'F'
)
goto
basic_json_parser_63
;
if
(
yych
<=
'`'
)
goto
basic_json_parser_32
;
if
(
yych
<=
'f'
)
goto
basic_json_parser_63
;
goto
basic_json_parser_32
;
}
basic_json_parser_58
:
yych
=
*++
m_cursor
;
if
(
yych
==
'e'
)
{
goto
basic_json_parser_64
;
}
goto
basic_json_parser_32
;
yych
=
*++
m_cursor
;
if
(
yych
==
'e'
)
goto
basic_json_parser_64
;
goto
basic_json_parser_32
;
basic_json_parser_59
:
++
m_cursor
;
{
last_token_type
=
token_type
::
literal_null
;
break
;
}
++
m_cursor
;
{
last_token_type
=
token_type
::
literal_null
;
break
;
}
basic_json_parser_61
:
++
m_cursor
;
{
last_token_type
=
token_type
::
literal_true
;
break
;
}
++
m_cursor
;
{
last_token_type
=
token_type
::
literal_true
;
break
;
}
basic_json_parser_63
:
++
m_cursor
;
if
(
m_limit
<=
m_cursor
)
{
fill_line_buffer
(
1
);
// LCOV_EXCL_LINE
}
yych
=
*
m_cursor
;
if
(
yych
<=
'@'
)
{
if
(
yych
<=
'/'
)
{
goto
basic_json_parser_32
;
}
if
(
yych
<=
'9'
)
{
goto
basic_json_parser_66
;
}
goto
basic_json_parser_32
;
}
else
{
if
(
yych
<=
'F'
)
{
goto
basic_json_parser_66
;
}
if
(
yych
<=
'`'
)
{
goto
basic_json_parser_32
;
}
if
(
yych
<=
'f'
)
{
goto
basic_json_parser_66
;
}
goto
basic_json_parser_32
;
}
++
m_cursor
;
if
(
m_limit
<=
m_cursor
)
fill_line_buffer
(
1
);
// LCOV_EXCL_LINE
yych
=
*
m_cursor
;
if
(
yych
<=
'@'
)
{
if
(
yych
<=
'/'
)
goto
basic_json_parser_32
;
if
(
yych
<=
'9'
)
goto
basic_json_parser_66
;
goto
basic_json_parser_32
;
}
else
{
if
(
yych
<=
'F'
)
goto
basic_json_parser_66
;
if
(
yych
<=
'`'
)
goto
basic_json_parser_32
;
if
(
yych
<=
'f'
)
goto
basic_json_parser_66
;
goto
basic_json_parser_32
;
}
basic_json_parser_64
:
++
m_cursor
;
{
last_token_type
=
token_type
::
literal_false
;
break
;
}
++
m_cursor
;
{
last_token_type
=
token_type
::
literal_false
;
break
;
}
basic_json_parser_66
:
++
m_cursor
;
if
(
m_limit
<=
m_cursor
)
{
fill_line_buffer
(
1
);
// LCOV_EXCL_LINE
}
yych
=
*
m_cursor
;
if
(
yych
<=
'@'
)
{
if
(
yych
<=
'/'
)
{
goto
basic_json_parser_32
;
}
if
(
yych
<=
'9'
)
{
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
;
}
}
++
m_cursor
;
if
(
m_limit
<=
m_cursor
)
fill_line_buffer
(
1
);
// LCOV_EXCL_LINE
yych
=
*
m_cursor
;
if
(
yych
<=
'@'
)
{
if
(
yych
<=
'/'
)
goto
basic_json_parser_32
;
if
(
yych
<=
'9'
)
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
;
}
}
}
...
...
@@ -12666,6 +12147,43 @@ basic_json_parser_66:
/// @}
};
//////////////////////////////////////////
// lexicographical comparison operators //
//////////////////////////////////////////
/// @name lexicographical comparison operators
/// @{
/*!
@brief comparison operator for JSON types
Returns an ordering that is similar to Python:
- order: null < boolean < number < object < array < string
- furthermore, each type is not smaller than itself
@since version 1.0.0
*/
inline
bool
operator
<
(
const
value_t
lhs
,
const
value_t
rhs
)
noexcept
{
static
constexpr
std
::
array
<
uint8_t
,
8
>
order
=
{{
0
,
// null
3
,
// object
4
,
// array
5
,
// string
1
,
// boolean
2
,
// integer
2
,
// unsigned
2
,
// float
}};
// discarded values are not comparable
if
(
lhs
==
value_t
::
discarded
or
rhs
==
value_t
::
discarded
)
{
return
false
;
}
return
order
[
static_cast
<
std
::
size_t
>
(
lhs
)]
<
order
[
static_cast
<
std
::
size_t
>
(
rhs
)];
}
/////////////
// presets //
...
...
src/json.hpp.re2c
View file @
d359684f
...
...
@@ -106,6 +106,46 @@ SOFTWARE.
*/
namespace nlohmann
{
///////////////////////////
// JSON type enumeration //
///////////////////////////
/*!
@brief the JSON type enumeration
This enumeration collects the different JSON types. It is internally used
to distinguish the stored values, and the functions @ref is_null(), @ref
is_object(), @ref is_array(), @ref is_string(), @ref is_boolean(), @ref
is_number() (with @ref is_number_integer(), @ref is_number_unsigned(), and
@ref is_number_float()), @ref is_discarded(), @ref is_primitive(), and
@ref is_structured() rely on it.
@note There are three enumeration entries (number_integer,
number_unsigned, and number_float), because the library distinguishes
these three types for numbers: @ref number_unsigned_t is used for unsigned
integers, @ref number_integer_t is used for signed integers, and @ref
number_float_t is used for floating-point numbers or to approximate
integers which do not fit in the limits of their respective type.
@sa @ref basic_json(const value_t value_type) -- create a JSON value with
the default value for a given type
@since version 1.0.0
*/
enum class value_t : uint8_t
{
null, ///< null value
object, ///< object (unordered set of name/value pairs)
array, ///< array (ordered collection of values)
string, ///< string value
boolean, ///< boolean value
number_integer, ///< number value (signed integer)
number_unsigned, ///< number value (unsigned integer)
number_float, ///< number value (floating-point)
discarded ///< discarded by the the parser callback function
};
// alias templates to reduce boilerplate
template <bool B, typename T = void>
using enable_if_t = typename std::enable_if<B, T>::type;
...
...
@@ -553,6 +593,7 @@ class basic_json
class primitive_iterator_t;
public:
using value_t = ::nlohmann::value_t;
// forward declarations
template<typename U> class iter_impl;
template<typename Base> class json_reverse_iterator;
...
...
@@ -1103,47 +1144,6 @@ class basic_json
/// @}
///////////////////////////
// JSON type enumeration //
///////////////////////////
/*!
@brief the JSON type enumeration
This enumeration collects the different JSON types. It is internally used
to distinguish the stored values, and the functions @ref is_null(), @ref
is_object(), @ref is_array(), @ref is_string(), @ref is_boolean(), @ref
is_number() (with @ref is_number_integer(), @ref is_number_unsigned(), and
@ref is_number_float()), @ref is_discarded(), @ref is_primitive(), and
@ref is_structured() rely on it.
@note There are three enumeration entries (number_integer,
number_unsigned, and number_float), because the library distinguishes
these three types for numbers: @ref number_unsigned_t is used for unsigned
integers, @ref number_integer_t is used for signed integers, and @ref
number_float_t is used for floating-point numbers or to approximate
integers which do not fit in the limits of their respective type.
@sa @ref basic_json(const value_t value_type) -- create a JSON value with
the default value for a given type
@since version 1.0.0
*/
enum class value_t : uint8_t
{
null, ///< null value
object, ///< object (unordered set of name/value pairs)
array, ///< array (ordered collection of values)
string, ///< string value
boolean, ///< boolean value
number_integer, ///< number value (signed integer)
number_unsigned, ///< number value (unsigned integer)
number_float, ///< number value (floating-point)
discarded ///< discarded by the the parser callback function
};
private:
/// helper for exception-safe object creation
...
...
@@ -5910,47 +5910,6 @@ class basic_json
/// @}
//////////////////////////////////////////
// lexicographical comparison operators //
//////////////////////////////////////////
/// @name lexicographical comparison operators
/// @{
private:
/*!
@brief comparison operator for JSON types
Returns an ordering that is similar to Python:
- order: null < boolean < number < object < array < string
- furthermore, each type is not smaller than itself
@since version 1.0.0
*/
friend bool operator<(const value_t lhs, const value_t rhs) noexcept
{
static constexpr std::array<uint8_t, 8> order = {{
0, // null
3, // object
4, // array
5, // string
1, // boolean
2, // integer
2, // unsigned
2, // float
}
};
// discarded values are not comparable
if (lhs == value_t::discarded or rhs == value_t::discarded)
{
return false;
}
return order[static_cast<std::size_t>(lhs)] < order[static_cast<std::size_t>(rhs)];
}
public:
/*!
@brief comparison: equal
...
...
@@ -11814,6 +11773,43 @@ class basic_json
/// @}
};
//////////////////////////////////////////
// lexicographical comparison operators //
//////////////////////////////////////////
/// @name lexicographical comparison operators
/// @{
/*!
@brief comparison operator for JSON types
Returns an ordering that is similar to Python:
- order: null < boolean < number < object < array < string
- furthermore, each type is not smaller than itself
@since version 1.0.0
*/
inline bool operator<(const value_t lhs, const value_t rhs) noexcept
{
static constexpr std::array<uint8_t, 8> order = {{
0, // null
3, // object
4, // array
5, // string
1, // boolean
2, // integer
2, // unsigned
2, // float
}};
// discarded values are not comparable
if (lhs == value_t::discarded or rhs == value_t::discarded)
{
return false;
}
return order[static_cast<std::size_t>(lhs)] <
order[static_cast<std::size_t>(rhs)];
}
/////////////
// presets //
...
...
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