From 5956c7ab3ec70bc798b6843e0fb17e22424d5083 Mon Sep 17 00:00:00 2001
From: keiju <keiju@b2dd03c8-39d4-4d8f-98ff-823fe69b080e>
Date: Mon, 6 Aug 2007 15:11:33 +0000
Subject: [PATCH] * irb/ruby-lex.rb: support for '\c'. [ruby-talk:263508]

git-svn-id: svn+ssh://ci.ruby-lang.org/ruby/trunk@12889 b2dd03c8-39d4-4d8f-98ff-823fe69b080e
---
 ChangeLog           | 4 ++++
 lib/irb/ruby-lex.rb | 6 ++++++
 2 files changed, 10 insertions(+)

diff --git a/ChangeLog b/ChangeLog
index 1e038f3f15..0040801b98 100644
--- a/ChangeLog
+++ b/ChangeLog
@@ -1,3 +1,7 @@
+Tue Aug  7 00:05:38 2007  Keiju Ishitsuka  <keiju@ruby-lang.org>
+
+	* irb/ruby-lex.rb: support for '\c'. [ruby-talk:263508]
+
 Mon Aug  6 20:29:22 2007  Koichi Sasada  <ko1@atdot.net>
 
 	* insnhelper.ci, insns.def: move some statements to functions.
diff --git a/lib/irb/ruby-lex.rb b/lib/irb/ruby-lex.rb
index d8442f305b..561028fb6c 100644
--- a/lib/irb/ruby-lex.rb
+++ b/lib/irb/ruby-lex.rb
@@ -1054,6 +1054,12 @@ class RubyLex
 	  break
 	elsif @ltype != "'" && @ltype != "]" && @ltype != ":" and ch == "#"
 	  subtype = true
+	elsif ch == '\\' and @ltype == "'" #'
+	  case ch = getc
+	  when "\\", "\n", "'"
+	  else
+	    ungetc
+	  end
 	elsif ch == '\\' #'
 	  read_escape
 	end