class X::Parameter::Twigil does X::Comp { }

Thrown when a parameter in a signature has a twigil that it may not have. Only !, . and * as twigils are allowed.


sub f($=foo{ }

dies with

In signature parameter $=foo, it is illegal to use the = twigil


method parameter§

The name of the offensive parameter ($=foo in the example above)

method twigil§

The illegally used twigil.