From a257f5993ad093b1b350ee1450d896eacc1499b7 Mon Sep 17 00:00:00 2001
From: Jeremy Ashkenas <jashkenas@gmail.com>
Date: Tue, 2 Nov 2010 00:05:06 -0400
Subject: [PATCH] tweak to parser.lexer

---
 lib/coffee-script.js     | 13 +++++--------
 src/coffee-script.coffee | 15 ++++++---------
 2 files changed, 11 insertions(+), 17 deletions(-)

diff --git a/lib/coffee-script.js b/lib/coffee-script.js
index 4b548cd4..cea350b6 100755
--- a/lib/coffee-script.js
+++ b/lib/coffee-script.js
@@ -55,15 +55,12 @@
   lexer = new Lexer;
   parser.lexer = {
     lex: function() {
-      var token;
-      token = this.tokens[this.pos] || [""];
-      this.pos += 1;
-      this.yylineno = token[2];
-      this.yytext = token[1];
-      return token[0];
+      var tag, _ref;
+      _ref = this.tokens[this.pos++] || [''], tag = _ref[0], this.yytext = _ref[1], this.yylineno = _ref[2];
+      return tag;
     },
-    setInput: function(tokens) {
-      this.tokens = tokens;
+    setInput: function(_arg) {
+      this.tokens = _arg;
       return this.pos = 0;
     },
     upcomingInput: function() {
diff --git a/src/coffee-script.coffee b/src/coffee-script.coffee
index 5221a356..dd946aae 100755
--- a/src/coffee-script.coffee
+++ b/src/coffee-script.coffee
@@ -76,14 +76,11 @@ lexer = new Lexer
 # directly as a "Jison lexer".
 parser.lexer =
   lex: ->
-    token = @tokens[@pos] or [""]
-    @pos += 1
-    this.yylineno = token[2]
-    this.yytext   = token[1]
-    token[0]
-  setInput: (tokens) ->
-    @tokens = tokens
-    @pos    = 0
-  upcomingInput: -> ""
+    [tag, @yytext, @yylineno] = @tokens[@pos++] or ['']
+    tag
+  setInput: (@tokens) ->
+    @pos = 0
+  upcomingInput: ->
+    ""
 
 parser.yy = require './nodes'