JezK
Edit File: ecpp.rb
## ## $Release: 2.7.0 $ ## copyright(c) 2006-2011 kuwata-lab.com all rights reserved. ## require 'erubis/engine' require 'erubis/enhancer' module Erubis module CppGenerator include Generator def self.supported_properties() # :nodoc: return [ [:indent, '', "indent spaces (ex. ' ')"], [:bufvar, '_buf', "buffer variable name"], ] end def init_generator(properties={}) super @escapefunc ||= "escape" @indent = properties[:indent] || '' @bufvar = properties[:bufvar] || '_buf' end def add_preamble(src) src << "#line 1 \"#{self.filename}\"\n" if self.filename end def escape_text(text) @@table_ ||= { "\r"=>"\\r", "\n"=>"\\n", "\t"=>"\\t", '"'=>'\\"', "\\"=>"\\\\" } text.gsub!(/[\r\n\t"\\]/) { |m| @@table_[m] } return text end def escaped_expr(code) return "#{@escapefunc}(#{code.strip})" end def add_text(src, text) return if text.empty? src << (src.empty? || src[-1] == ?\n ? @indent : ' ') src << "_buf << " i = 0 text.each_line do |line| src << "\n" << @indent << " " if i > 0 i += 1 src << '"' << escape_text(line) << '"' end src << ";" #<< (text[-1] == ?\n ? "\n" : "") src << "\n" if text[-1] == ?\n end def add_stmt(src, code) src << code end def add_expr_literal(src, code) src << @indent if src.empty? || src[-1] == ?\n src << " _buf << (" << code.strip << ");" end def add_expr_escaped(src, code) src << @indent if src.empty? || src[-1] == ?\n src << ' ' << escaped_expr(code) << ';' end def add_expr_debug(src, code) code.strip! src << @indent if src.empty? || src[-1] == ?\n src << " std::cerr << \"*** debug: #{code.gsub(/(")/, '\\\&')}=\" << (#{code});" end def add_postamble(src) # empty end end ## ## engine for C ## class Ecpp < Basic::Engine include CppGenerator end class EscapedEcpp < Ecpp include EscapeEnhancer end #class XmlEcpp < Ecpp # include EscapeEnhancer #end class PI::Ecpp < PI::Engine include CppGenerator def init_converter(properties={}) @pi = 'cpp' super(properties) end end end