gears::optparse::missing_required_value Class Reference

Exception thrown when a required value is missing.

Inherits gears::optparse::error.

Public Member Functions
	missing_required_value (const std::string &name, const std::string &op, size_t nargs)
	Constructs an exception. More...

Public Attributes
std::string	program_name
std::string	option_name
std::string	error_string

Detailed Description

Definition at line 99 of file error.hpp.

Constructor & Destructor Documentation

gears::optparse::missing_required_value::missing_required_value ( const std::string &  name, const std::string &  op, size_t  nargs  )

inline

Constructs an exception. The string printed depends on the number of arguments expected. If only nargs is equal to 1, then the error string is: "{name}: error: option '{op}' requires an argument". Otherwise the error string is "{name}: error: option '{op}' requires {narg} arguments"

Parameters

name	The name of the program.
op	The option passed.
nargs	The number of arguments expected.

Definition at line 114 of file error.hpp.