ArgParserException Class Reference

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ArgParserException Class Reference

## Detailed Description

Exception used by ArgParser.

`#include <lemon/arg_parser.h>`

Inheritance diagram for ArgParserException:
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## Public Types
enum | Reason { HELP, UNKNOWN_OPT, INVALID_OPT }
| Reasons for failure. More...

## Public Member Functions
| ArgParserException (Reason r) throw ()
| Constructor.
virtual | ~ArgParserException () throw ()
| Virtual destructor.
virtual const char * | what () const throw ()
| A short description of the exception.
Reason | reason () const
| Return the reason for the failure.
Public Member Functions inherited from Exception
| Exception () throw ()
| Constructor.
virtual | ~Exception () throw ()
| Virtual destructor.

## Member Enumeration Documentation

enum Reason

Reasons for failure.

Enumerator
HELP | `–help` option was given.
UNKNOWN_OPT | Unknown option was given.
INVALID_OPT | Invalid combination of options.