lib/regexp_parser/expression/methods/negative.rb
module Regexp::Expression
module Shared
def negative?
false
end
# not an alias so as to respect overrides of #negative?
def negated?
negative?
end
end
Anchor::NonWordBoundary.class_eval { def negative?; true end }
Assertion::NegativeLookahead.class_eval { def negative?; true end }
Assertion::NegativeLookbehind.class_eval { def negative?; true end }
CharacterSet.class_eval { def negative?; negative end }
CharacterType::Base.class_eval { def negative?; token.to_s.start_with?('non') end }
PosixClass.class_eval { def negative?; type == :nonposixclass end }
UnicodeProperty::Base.class_eval { def negative?; type == :nonproperty end }
end