79 lines
3.1 KiB
C++
Executable file
79 lines
3.1 KiB
C++
Executable file
#pragma once
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#include <fc/variant.hpp>
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#include <fc/filesystem.hpp>
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namespace fc
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{
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class ostream;
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class buffered_istream;
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/**
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* Provides interface for json serialization.
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*
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* json strings are always UTF8
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*/
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class json
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{
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public:
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enum parse_type
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{
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legacy_parser = 0,
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strict_parser = 1,
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relaxed_parser = 2,
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legacy_parser_with_string_doubles = 3
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};
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enum output_formatting
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{
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stringify_large_ints_and_doubles = 0,
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legacy_generator = 1
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};
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static ostream& to_stream( ostream& out, const fc::string&);
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static ostream& to_stream( ostream& out, const variant& v, output_formatting format = stringify_large_ints_and_doubles );
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static ostream& to_stream( ostream& out, const variants& v, output_formatting format = stringify_large_ints_and_doubles );
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static ostream& to_stream( ostream& out, const variant_object& v, output_formatting format = stringify_large_ints_and_doubles );
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static variant from_stream( buffered_istream& in, parse_type ptype = legacy_parser );
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static variant from_string( const string& utf8_str, parse_type ptype = legacy_parser );
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static variants variants_from_string( const string& utf8_str, parse_type ptype = legacy_parser );
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static string to_string( const variant& v, output_formatting format = stringify_large_ints_and_doubles );
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static string to_pretty_string( const variant& v, output_formatting format = stringify_large_ints_and_doubles );
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static bool is_valid( const std::string& json_str, parse_type ptype = legacy_parser );
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template<typename T>
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static void save_to_file( const T& v, const fc::path& fi, bool pretty = true, output_formatting format = stringify_large_ints_and_doubles )
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{
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save_to_file( variant(v), fi, pretty, format );
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}
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static void save_to_file( const variant& v, const fc::path& fi, bool pretty = true, output_formatting format = stringify_large_ints_and_doubles );
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static variant from_file( const fc::path& p, parse_type ptype = legacy_parser );
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template<typename T>
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static T from_file( const fc::path& p, parse_type ptype = legacy_parser )
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{
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return json::from_file(p, ptype).as<T>();
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}
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template<typename T>
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static string to_string( const T& v, output_formatting format = stringify_large_ints_and_doubles )
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{
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return to_string( variant(v), format );
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}
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template<typename T>
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static string to_pretty_string( const T& v, output_formatting format = stringify_large_ints_and_doubles )
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{
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return to_pretty_string( variant(v), format );
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}
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template<typename T>
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static void save_to_file( const T& v, const std::string& p, bool pretty = true, output_formatting format = stringify_large_ints_and_doubles )
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{
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save_to_file( variant(v), fc::path(p), pretty );
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}
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};
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} // fc
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