JezK
Edit File: entitydecl.rb
# frozen_string_literal: false require "rexml/child" module REXML module DTD class EntityDecl < Child START = "<!ENTITY" START_RE = /^\s*#{START}/um PUBLIC = /^\s*#{START}\s+(?:%\s+)?(\w+)\s+PUBLIC\s+((["']).*?\3)\s+((["']).*?\5)\s*>/um SYSTEM = /^\s*#{START}\s+(?:%\s+)?(\w+)\s+SYSTEM\s+((["']).*?\3)(?:\s+NDATA\s+\w+)?\s*>/um PLAIN = /^\s*#{START}\s+(\w+)\s+((["']).*?\3)\s*>/um PERCENT = /^\s*#{START}\s+%\s+(\w+)\s+((["']).*?\3)\s*>/um # <!ENTITY name SYSTEM "..."> # <!ENTITY name "..."> def initialize src super() md = nil if src.match( PUBLIC ) md = src.match( PUBLIC, true ) @middle = "PUBLIC" @content = "#{md[2]} #{md[4]}" elsif src.match( SYSTEM ) md = src.match( SYSTEM, true ) @middle = "SYSTEM" @content = md[2] elsif src.match( PLAIN ) md = src.match( PLAIN, true ) @middle = "" @content = md[2] elsif src.match( PERCENT ) md = src.match( PERCENT, true ) @middle = "" @content = md[2] end raise ParseException.new("failed Entity match", src) if md.nil? @name = md[1] end def to_s rv = "<!ENTITY #@name " rv << "#@middle " if @middle.size > 0 rv << @content rv end def write( output, indent ) indent( output, indent ) output << to_s end def EntityDecl.parse_source source, listener md = source.match( PATTERN_RE, true ) thing = md[0].squeeze(" \t\n\r") listener.send inspect.downcase, thing end end end end