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Add is_set function to OptionParser. #20

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Add is_set function to OptionParser. #20

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5bfd8da
Add is_set function to OptionParser.
andr3wmac Feb 3, 2022
92a2726
PR Feedback
andr3wmac Feb 13, 2022
6a0441b
Update include/popl.hpp
andr3wmac Feb 13, 2022
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22 changes: 22 additions & 0 deletions include/popl.hpp
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Original file line number Diff line number Diff line change
Expand Up @@ -380,6 +380,16 @@ class OptionParser
template <typename T>
std::shared_ptr<T> get_option(char short_name) const;

/// Check if an option is set by it's long name
/// @param the Option's long name
/// @return true if set at least once
bool is_set(const std::string& long_name) const;

/// Check if an option is set by it's short name
/// @param the Option's long name
/// @return true if set at least once
bool is_set(char short_name) const;

protected:
std::vector<Option_ptr> options_;
std::string description_;
Expand Down Expand Up @@ -940,6 +950,18 @@ inline std::shared_ptr<T> OptionParser::get_option(char short_name) const
return result;
}

bool OptionParser::is_set(const std::string& long_name) const
{
Option_ptr option = find_option(long_name);
return option && option->is_set();
}

bool OptionParser::is_set(char short_name) const
{
Option_ptr option = find_option(short_name);
return option && option->is_set();
}

inline void OptionParser::parse(const std::string& ini_filename)
{
std::ifstream file(ini_filename.c_str());
Expand Down