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options: fix default process arguments

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This commit is contained in:
zawz 2021-04-30 13:23:42 +02:00
parent dd3eaa4684
commit e88779afe3
2 changed files with 20 additions and 17 deletions
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35
include/options.hpp
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@ -20,6 +20,21 @@
namespace ztd
{
/*PROCESSING*/
//! @brief behavior for option processing
struct process_arguments {
//! @brief -N to be considered as numbers instead of options
bool ignore_numbers=false;
//! @brief Stop processing on the first non-option argument
bool stop_on_argument=false;
//! @brief Ignore unknown options (added to return arguments)
bool ignore_unknown=false;
//! @brief Stop option processing on \-\-
bool stop_on_doubledash=true;
//! @brief Include \-\- in return arguments if it was encountered
bool output_doubledash=false;
};
//! @brief Option exception
/*!
Thrown when errors are encountered during processing of options
@ -147,20 +162,8 @@ namespace ztd
option* find(const std::string& str);
inline option* find(const char* str) { return this->find(std::string(str)); }
/*PROCESSING*/
//! @brief behavior for option processing
struct process_arguments {
//! @brief -N to be considered as numbers instead of options
bool ignore_numbers=false;
//! @brief Stop processing on the first non-option argument
bool stop_on_argument=false;
//! @brief Ignore unknown options (added to return arguments)
bool ignore_unknown=false;
//! @brief Stop option processing on \-\-
bool stop_on_doubledash=true;
//! @brief Include \-\- in return arguments if it was encountered
bool output_doubledash=false;
};
static constexpr struct process_arguments default_process_args={};
//! @brief Process arguments through the option set
/*!
If errors are encountered, exceptions option_error are thrown
@ -169,12 +172,12 @@ namespace ztd
@param behavior behavioral changes for option processing. Optional
@return if @a behavior.stop_on_argument is specified, returns unprocessed arguments\n otherwise, returns leftover arguments that are not options\n
*/
std::vector<std::string> process(std::vector<std::string> const& arguments, struct process_arguments const& behavior);
std::vector<std::string> process(std::vector<std::string> const& arguments, struct process_arguments const& behavior=default_process_args);
//! @brief Process arguments through the option set
/*!
@see process(std::vector<std::string> const& arguments, struct process_arguments const& behavior)
*/
inline std::vector<std::string> process(int argc, char** argv, struct process_arguments const& behavior) { return this->process(ztd::argVector(argc, argv), behavior); }
inline std::vector<std::string> process(int argc, char** argv, struct process_arguments const& behavior=default_process_args) { return this->process(ztd::argVector(argc, argv), behavior); }
//! @brief Get option with char name
/*! @see option* find(char c)

2
src/options.cpp
View file

@ -160,7 +160,7 @@ ztd::option* ztd::option_set::find(const std::string& str)
return nullptr;
}
std::vector<std::string> ztd::option_set::process(std::vector<std::string> const& arguments, struct ztd::option_set::process_arguments const& behavior)
std::vector<std::string> ztd::option_set::process(std::vector<std::string> const& arguments, struct ztd::process_arguments const& behavior)
{
std::vector<std::string> out;
unsigned int i=0;