# File temp/dtd/dtd.rb, line 21
                        def Parser.parse_helper( input )
                                contents = Parent.new
                                while input.size > 0
                                        case input
                                        when ElementDecl.PATTERN_RE
                                                match = $&
                                                source = $'
                                                contents << ElementDecl.new( match )
                                        when AttlistDecl.PATTERN_RE
                                                matchdata = $~
                                                source = $'
                                                contents << AttlistDecl.new( matchdata )
                                        when EntityDecl.PATTERN_RE
                                                matchdata = $~
                                                source = $'
                                                contents << EntityDecl.new( matchdata )
                                        when Comment.PATTERN_RE
                                                matchdata = $~
                                                source = $'
                                                contents << Comment.new( matchdata )
                                        when NotationDecl.PATTERN_RE
                                                matchdata = $~
                                                source = $'
                                                contents << NotationDecl.new( matchdata )
                                        end
                                end
                                contents
                        end