class X::Parameter::Twigil
Compilation error due to an unallowed twigil in a signature
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.
Example:
sub f($=foo) { }
dies with
===SORRY!===
In signature parameter $=foo, it is illegal to use the = twigil
Methods
method parameter
The name of the offensive parameter ($=foo in the example above)
method twigil
The illegally used twigil.