Compilation error due to an unrecognized regex adverb
class X::Syntax::Regex::Adverb does X::Syntax { }
Syntax error thrown when an unrecognized or illegal regex adverb is encountered.
For example
rx:g/a/
dies with
===SORRY!=== Adverb g not allowed on rx
because :g belongs to a match operation, not a regex itself.
method adverb(--> Str:D)
Returns the illegally used adverb
method construct(--> Str:D)
Returns the name of the construct that adverb was used on (m, ms, rx, s, ss).