From b7855857b53a6c81a1e11c65fd97ce0b541c6cd6 Mon Sep 17 00:00:00 2001
From: Jeremy Ashkenas <jashkenas@gmail.com>
Date: Fri, 11 Mar 2011 22:39:32 -0500
Subject: [PATCH] stop trimming all trailing whitespace.

---
 lib/nodes.js     | 6 ++----
 src/nodes.coffee | 8 +-------
 2 files changed, 3 insertions(+), 11 deletions(-)

diff --git a/lib/nodes.js b/lib/nodes.js
index 01713f8961..caa6e8afcd 100644
--- a/lib/nodes.js
+++ b/lib/nodes.js
@@ -1,5 +1,5 @@
 (function() {
-  var Access, Arr, Assign, Base, Block, Call, Class, Closure, Code, Comment, Existence, Extends, For, IDENTIFIER, IS_STRING, If, In, Index, LEVEL_ACCESS, LEVEL_COND, LEVEL_LIST, LEVEL_OP, LEVEL_PAREN, LEVEL_TOP, Literal, NEGATE, NO, Obj, Op, Param, Parens, Push, Range, Return, SIMPLENUM, Scope, Slice, Splat, Switch, TAB, THIS, TRAILING_WHITESPACE, Throw, Try, UTILITIES, Value, While, YES, compact, del, ends, extend, flatten, last, merge, multident, starts, unfoldSoak, utility, _ref;
+  var Access, Arr, Assign, Base, Block, Call, Class, Closure, Code, Comment, Existence, Extends, For, IDENTIFIER, IS_STRING, If, In, Index, LEVEL_ACCESS, LEVEL_COND, LEVEL_LIST, LEVEL_OP, LEVEL_PAREN, LEVEL_TOP, Literal, NEGATE, NO, Obj, Op, Param, Parens, Push, Range, Return, SIMPLENUM, Scope, Slice, Splat, Switch, TAB, THIS, Throw, Try, UTILITIES, Value, While, YES, compact, del, ends, extend, flatten, last, merge, multident, starts, unfoldSoak, utility, _ref;
   var __hasProp = Object.prototype.hasOwnProperty, __extends = function(child, parent) {
     for (var key in parent) { if (__hasProp.call(parent, key)) child[key] = parent[key]; }
     function ctor() { this.constructor = child; }
@@ -273,7 +273,6 @@
       o.scope = new Scope(null, this, null);
       o.level = LEVEL_TOP;
       code = this.compileWithDeclarations(o);
-      code = code.replace(TRAILING_WHITESPACE, '');
       if (o.bare) {
         return code;
       } else {
@@ -2119,7 +2118,7 @@
       }
       func = new Code([], Block.wrap([expressions]));
       args = [];
-      if ((mentionsArgs = expressions.contains(this.literalArgs)) || (expressions.contains(this.literalThis))) {
+      if ((mentionsArgs = expressions.contains(this.literalArgs)) || expressions.contains(this.literalThis)) {
         meth = new Literal(mentionsArgs ? 'apply' : 'call');
         args = [new Literal('this')];
         if (mentionsArgs) {
@@ -2165,7 +2164,6 @@
   LEVEL_OP = 5;
   LEVEL_ACCESS = 6;
   TAB = '  ';
-  TRAILING_WHITESPACE = /[ \t]+$/gm;
   IDENTIFIER = /^[$A-Za-z_\x7f-\uffff][$\w\x7f-\uffff]*$/;
   SIMPLENUM = /^[+-]?\d+$/;
   IS_STRING = /^['"]/;
diff --git a/src/nodes.coffee b/src/nodes.coffee
index d36009dbc5..ab56992620 100644
--- a/src/nodes.coffee
+++ b/src/nodes.coffee
@@ -233,7 +233,6 @@ exports.Block = class Block extends Base
     o.scope  = new Scope null, this, null
     o.level  = LEVEL_TOP
     code     = @compileWithDeclarations o
-    code     = code.replace TRAILING_WHITESPACE, ''
     if o.bare then code else "(function() {\n#{code}\n}).call(this);\n"
 
   # Compile the expressions body for the contents of a function, with
@@ -1669,8 +1668,7 @@ Closure =
     return expressions if expressions.jumps()
     func = new Code [], Block.wrap [expressions]
     args = []
-    if (mentionsArgs = expressions.contains @literalArgs) or
-       (               expressions.contains @literalThis)
+    if (mentionsArgs = expressions.contains @literalArgs) or expressions.contains @literalThis
       meth = new Literal if mentionsArgs then 'apply' else 'call'
       args = [new Literal 'this']
       args.push new Literal 'arguments' if mentionsArgs
@@ -1741,10 +1739,6 @@ LEVEL_ACCESS = 6  # ...[0]
 # Tabs are two spaces for pretty printing.
 TAB = '  '
 
-# Trim out all trailing whitespace, so that the generated code plays nice
-# with Git.
-TRAILING_WHITESPACE = /[ \t]+$/gm
-
 IDENTIFIER = /^[$A-Za-z_\x7f-\uffff][$\w\x7f-\uffff]*$/
 SIMPLENUM  = /^[+-]?\d+$/