ArgParseStatus

Parsing completed normally.

Help was requested and written to the configured output writer.

An option-like argument did not match any declared option.

An argument did not match a declared mode or operand before a mode was selected.

An option that requires a value was supplied without one.

A value was supplied to an option that does not accept one.

A supplied value could not be parsed as the requested type.

A required option was not matched.

A required operand was not matched.

More operands were supplied than the declared operand surface accepts.

A non-multiple option or operand was matched more than once.

The parser declaration surface is invalid.

Parsing was terminated by a user-defined failure.