detail::parser< BasicJsonType, InputAdapterType > 模板类 参考

syntax analysis 更多...

#include <json.hpp>

Public 成员函数
	parser (InputAdapterType &&adapter, const parser_callback_t< BasicJsonType > cb=nullptr, const bool allow_exceptions_=true, const bool skip_comments=false)
	a parser reading from an input adapter
void	parse (const bool strict, BasicJsonType &result)
	public parser interface
bool	accept (const bool strict=true)
	public accept interface
template<typename SAX >
bool	sax_parse (SAX *sax, const bool strict=true)

Private 类型
using	number_integer_t = typename BasicJsonType::number_integer_t
using	number_unsigned_t = typename BasicJsonType::number_unsigned_t
using	number_float_t = typename BasicJsonType::number_float_t
using	string_t = typename BasicJsonType::string_t
using	lexer_t = lexer<BasicJsonType, InputAdapterType>
using	token_type = typename lexer_t::token_type

Private 成员函数
template<typename SAX >
bool	sax_parse_internal (SAX *sax)
token_type	get_token ()
	get next token from lexer
std::string	exception_message (const token_type expected, const std::string &context)

Private 属性
const parser_callback_t< BasicJsonType >	callback = nullptr
	callback function
token_type	last_token = token_type::uninitialized
	the type of the last read token
lexer_t	m_lexer
	the lexer
const bool	allow_exceptions = true
	whether to throw exceptions in case of errors

详细描述

template<typename BasicJsonType, typename InputAdapterType>
class detail::parser< BasicJsonType, InputAdapterType >

syntax analysis

This class implements a recursive descent parser.

成员类型定义说明

lexer_t

template<typename BasicJsonType , typename InputAdapterType >

using detail::parser< BasicJsonType, InputAdapterType >::lexer_t = lexer<BasicJsonType, InputAdapterType>

private

number_float_t

template<typename BasicJsonType , typename InputAdapterType >

using detail::parser< BasicJsonType, InputAdapterType >::number_float_t = typename BasicJsonType::number_float_t

private

number_integer_t

template<typename BasicJsonType , typename InputAdapterType >

using detail::parser< BasicJsonType, InputAdapterType >::number_integer_t = typename BasicJsonType::number_integer_t

private

number_unsigned_t

template<typename BasicJsonType , typename InputAdapterType >

using detail::parser< BasicJsonType, InputAdapterType >::number_unsigned_t = typename BasicJsonType::number_unsigned_t

private

string_t

template<typename BasicJsonType , typename InputAdapterType >

using detail::parser< BasicJsonType, InputAdapterType >::string_t = typename BasicJsonType::string_t

private

token_type

template<typename BasicJsonType , typename InputAdapterType >

using detail::parser< BasicJsonType, InputAdapterType >::token_type = typename lexer_t::token_type

private

构造及析构函数说明

parser()

template<typename BasicJsonType , typename InputAdapterType >

detail::parser< BasicJsonType, InputAdapterType >::parser ( InputAdapterType && adapter, const parser_callback_t< BasicJsonType > cb = nullptr, const bool allow_exceptions_ = true, const bool skip_comments = false )

inlineexplicit

a parser reading from an input adapter

成员函数说明

accept()

template<typename BasicJsonType , typename InputAdapterType >

bool detail::parser< BasicJsonType, InputAdapterType >::accept ( const bool strict = true )

inline

public accept interface

参数

[in]

strict

whether to expect the last token to be EOF

返回

whether the input is a proper JSON text

exception_message()

template<typename BasicJsonType , typename InputAdapterType >

std::string detail::parser< BasicJsonType, InputAdapterType >::exception_message ( const token_type expected, const std::string & context )

inlineprivate

函数调用图:

get_token()

template<typename BasicJsonType , typename InputAdapterType >

token_type detail::parser< BasicJsonType, InputAdapterType >::get_token ( )

inlineprivate

get next token from lexer

parse()

template<typename BasicJsonType , typename InputAdapterType >

void detail::parser< BasicJsonType, InputAdapterType >::parse ( const bool strict, BasicJsonType & result )

inline

public parser interface

参数

[in]	strict	whether to expect the last token to be EOF
[in,out]	result	parsed JSON value

异常

parse_error.101	in case of an unexpected token
parse_error.102	if to_unicode fails or surrogate error
parse_error.103	if to_unicode fails

函数调用图:

sax_parse()

template<typename BasicJsonType , typename InputAdapterType >

template<typename SAX >

bool detail::parser< BasicJsonType, InputAdapterType >::sax_parse ( SAX * sax, const bool strict = true )

inline

sax_parse_internal()

template<typename BasicJsonType , typename InputAdapterType >

template<typename SAX >

bool detail::parser< BasicJsonType, InputAdapterType >::sax_parse_internal ( SAX * sax )

inlineprivate

函数调用图:

类成员变量说明

allow_exceptions

template<typename BasicJsonType , typename InputAdapterType >

const bool detail::parser< BasicJsonType, InputAdapterType >::allow_exceptions = true

private

whether to throw exceptions in case of errors

callback

template<typename BasicJsonType , typename InputAdapterType >

const parser_callback_t<BasicJsonType> detail::parser< BasicJsonType, InputAdapterType >::callback = nullptr

private

callback function

last_token

template<typename BasicJsonType , typename InputAdapterType >

token_type detail::parser< BasicJsonType, InputAdapterType >::last_token = token_type::uninitialized

private

the type of the last read token

m_lexer

template<typename BasicJsonType , typename InputAdapterType >

lexer_t detail::parser< BasicJsonType, InputAdapterType >::m_lexer

private

the lexer

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该类的文档由以下文件生成:

• third/yoga/lib/nlohmann/json.hpp