module Regexp::Expression module Anchor class Base < Regexp::Expression::Base; end class BeginningOfLine < Anchor::Base; end class EndOfLine < Anchor::Base; end class BeginningOfString < Anchor::Base; end class EndOfString < Anchor::Base; end class EndOfStringOrBeforeEndOfLine < Anchor::Base; end class WordBoundary < Anchor::Base; end class NonWordBoundary < Anchor::Base; end class MatchStart < Anchor::Base; end BOL = BeginningOfLine EOL = EndOfLine BOS = BeginningOfString EOS = EndOfString EOSobEOL = EndOfStringOrBeforeEndOfLine end end