From 7d39fe1c565b3a67c81e291e61c78f018c3b4804 Mon Sep 17 00:00:00 2001
From: Jeremy Ashkenas <jashkenas@gmail.com>
Date: Sat, 27 Feb 2010 15:15:26 -0500
Subject: [PATCH] fixing multiple evaluation of splat sources, when it's an
 invoked function

---
 lib/nodes.js     | 7 ++++++-
 src/nodes.coffee | 4 ++++
 2 files changed, 10 insertions(+), 1 deletion(-)

diff --git a/lib/nodes.js b/lib/nodes.js
index 0b1f7125..593c670c 100644
--- a/lib/nodes.js
+++ b/lib/nodes.js
@@ -472,9 +472,14 @@
     },
     // Compile a function call being passed variable arguments.
     compile_splat: function compile_splat(o) {
-      var _a, _b, _c, arg, args, code, i, meth, obj;
+      var _a, _b, _c, arg, args, code, i, meth, obj, temp;
       meth = this.variable.compile(o);
       obj = this.variable.source || 'this';
+      if (obj.match(/\(/)) {
+        temp = o.scope.free_variable();
+        obj = temp;
+        meth = '(' + temp + ' = ' + this.variable.source + ')' + this.variable.last;
+      }
       args = (function() {
         _a = []; _b = this.args;
         for (i = 0, _c = _b.length; i < _c; i++) {
diff --git a/src/nodes.coffee b/src/nodes.coffee
index 769dd111..f29f6c9c 100644
--- a/src/nodes.coffee
+++ b/src/nodes.coffee
@@ -363,6 +363,10 @@ CallNode: exports.CallNode: inherit BaseNode, {
   compile_splat: (o) ->
     meth: @variable.compile o
     obj:  @variable.source or 'this'
+    if obj.match(/\(/)
+      temp: o.scope.free_variable()
+      obj:  temp
+      meth: '(' + temp + ' = ' + @variable.source + ')' + @variable.last
     args: for arg, i in @args
       code: arg.compile o
       code: if arg instanceof SplatNode then code else '[' + code + ']'