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  • Committer: Bazaar Package Importer
  • Author(s): Lucas Nussbaum
  • Date: 2006-05-08 22:23:12 UTC
  • mfrom: (1.1.2 upstream)
  • Revision ID: james.westby@ubuntu.com-20060508222312-w2wqeaz030ifi59j
Tags: 1.9.0+20060423-3ubuntu1
* Resynchronized with Debian.
* Only change from Debian is the addition of
  debian/patches/903_sparc_fix_define.patch to fix illegal instructions
  at runtime on sparc. (change from 1.9.0+20050921-1ubuntu1)

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lib/irb/ruby-lex.rb
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#
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#   irb/ruby-lex.rb - ruby lexcal analizer
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#       $Release Version: 0.9.5$
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#       $Revision: 1.28 $
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#       $Date: 2005/06/30 10:07:29 $
 
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#       $Revision: 1.29 $
 
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#       $Date: 2006/02/28 13:47:48 $
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#       by Keiju ISHITSUKA(keiju@ruby-lang.org)
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#
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# --
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require "irb/ruby-token"
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class RubyLex
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  @RCS_ID='-$Id: ruby-lex.rb,v 1.28 2005/06/30 10:07:29 keiju Exp $-'
 
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  @RCS_ID='-$Id: ruby-lex.rb,v 1.29 2006/02/28 13:47:48 keiju Exp $-'
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  extend Exception2MessageMapper
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  def_exception(:AlreadyDefinedToken, "Already defined token(%s)")
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    "q" => "\'",
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    "Q" => "\"",
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    "x" => "\`",
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    "r" => "\/",
 
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    "r" => "/",
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    "w" => "]",
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    "W" => "]",
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    "s" => ":"
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    "\'" => TkSTRING,
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    "\"" => TkSTRING,
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    "\`" => TkXSTRING,
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    "\/" => TkREGEXP,
 
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    "/" => TkREGEXP,
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    "]" => TkDSTRING,
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    ":" => TkSYMBOL
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  }
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  DLtype2Token = {
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    "\"" => TkDSTRING,
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    "\`" => TkDXSTRING,
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    "\/" => TkDREGEXP,
 
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    "/" => TkDREGEXP,
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  }
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  def lex_init()
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  def read_escape
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    case ch = getc
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    when "\n", "\r", "\f"
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    when "\\", "n", "t", "r", "f", "v", "a", "e", "b" #"
 
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    when "\\", "n", "t", "r", "f", "v", "a", "e", "b", "s" #"
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    when /[0-7]/
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      ungetc ch
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      3.times do
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        end
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      end
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    when "C", "c", "^"
 
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    when "C", "c" #, "^"
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      if ch == "C" and (ch = getc) != "-"
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        ungetc
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      elsif (ch = getc) == "\\" #"