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addressed locale-issues #107

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Niels 2015-08-04 18:12:11 +02:00
parent c910853304
commit 2c3259320d
2 changed files with 18 additions and 16 deletions
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17
src/json.hpp
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@ -49,6 +49,7 @@ Class @ref nlohmann::basic_json is a good entry point for the documentation.
#include <iostream> #include <iostream>
#include <iterator> #include <iterator>
#include <limits> #include <limits>
#include <locale>
#include <map> #include <map>
#include <memory> #include <memory>
#include <sstream> #include <sstream>
@ -6932,18 +6933,18 @@ basic_json_parser_59:
read past the current token. The latter case needs to be treated by the read past the current token. The latter case needs to be treated by the
caller function. caller function.
@note This function is locale-independent, see
http://stackoverflow.com/a/1333899/266378
@throw std::range_error if passed value is out of range @throw std::range_error if passed value is out of range
*/ */
long double get_number() const long double get_number() const
{ {
// conversion long double f = NAN;
typename string_t::value_type* endptr; std::stringstream ss(get_token());
const auto float_val = std::strtold(reinterpret_cast<typename string_t::const_pointer>(m_start), ss.imbue(std::locale("C"));
&endptr); ss >> f;
return f;
// return float_val if the whole number was translated and NAN
// otherwise
return (reinterpret_cast<lexer_char_t*>(endptr) == m_cursor) ? float_val : NAN;
} }
private: private:

17
src/json.hpp.re2c
View file

@ -49,6 +49,7 @@ Class @ref nlohmann::basic_json is a good entry point for the documentation.
#include <iostream> #include <iostream>
#include <iterator> #include <iterator>
#include <limits> #include <limits>
#include <locale>
#include <map> #include <map>
#include <memory> #include <memory>
#include <sstream> #include <sstream>
@ -6238,18 +6239,18 @@ class basic_json
read past the current token. The latter case needs to be treated by the read past the current token. The latter case needs to be treated by the
caller function. caller function.
@note This function is locale-independent, see
http://stackoverflow.com/a/1333899/266378
@throw std::range_error if passed value is out of range @throw std::range_error if passed value is out of range
*/ */
long double get_number() const long double get_number() const
{ {
// conversion long double f = NAN;
typename string_t::value_type* endptr; std::stringstream ss(get_token());
const auto float_val = std::strtold(reinterpret_cast<typename string_t::const_pointer>(m_start), ss.imbue(std::locale("C"));
&endptr); ss >> f;
return f;
// return float_val if the whole number was translated and NAN
// otherwise
return (reinterpret_cast<lexer_char_t*>(endptr) == m_cursor) ? float_val : NAN;
} }
private: private: