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Fix integer parsing to be more general

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Fixes #277. Makes integer parsing to be more general and allow whatever
types the user actually uses instead of hard coding a set of integers.
This commit is contained in:
Jarryd Beck 2021-06-02 17:30:08 +10:00
parent a20bda6179
commit df229cff0d
1 changed files with 8 additions and 54 deletions
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62
include/cxxopts.hpp
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@ -925,60 +925,12 @@ namespace cxxopts
}
}
inline
void
parse_value(const std::string& text, uint8_t& value)
template <typename T,
typename std::enable_if<std::is_integral<T>::value>::type* = nullptr
>
void parse_value(const std::string& text, T& value)
{
integer_parser(text, value);
}
inline
void
parse_value(const std::string& text, int8_t& value)
{
integer_parser(text, value);
}
inline
void
parse_value(const std::string& text, uint16_t& value)
{
integer_parser(text, value);
}
inline
void
parse_value(const std::string& text, int16_t& value)
{
integer_parser(text, value);
}
inline
void
parse_value(const std::string& text, uint32_t& value)
{
integer_parser(text, value);
}
inline
void
parse_value(const std::string& text, int32_t& value)
{
integer_parser(text, value);
}
inline
void
parse_value(const std::string& text, uint64_t& value)
{
integer_parser(text, value);
}
inline
void
parse_value(const std::string& text, int64_t& value)
{
integer_parser(text, value);
integer_parser(text, value);
}
inline
@ -1010,7 +962,9 @@ namespace cxxopts
// The fallback parser. It uses the stringstream parser to parse all types
// that have not been overloaded explicitly. It has to be placed in the
// source code before all other more specialized templates.
template <typename T>
template <typename T,
typename std::enable_if<!std::is_integral<T>::value>::type* = nullptr
>
void
parse_value(const std::string& text, T& value) {
stringstream_parser(text, value);