From 99a06ce4ead1ecc9c5acd00851f644fd1a94a7e0 Mon Sep 17 00:00:00 2001
From: Stan Angeloff <stanimir@psp-webtech.co.uk>
Date: Mon, 20 Sep 2010 08:42:31 +0300
Subject: [PATCH] Updating name for cached length temporary variables to
 '_length', 'length2', and so on.

---
 lib/browser.js   |   4 +-
 lib/cake.js      |   4 +-
 lib/command.js   |  26 ++++-----
 lib/grammar.js   |  10 ++--
 lib/helpers.js   |  12 ++--
 lib/lexer.js     |  22 ++++----
 lib/nodes.js     | 140 +++++++++++++++++++++++------------------------
 lib/optparse.js  |  28 +++++-----
 lib/rewriter.js  |  18 +++---
 lib/scope.js     |   4 +-
 src/nodes.coffee |   6 +-
 11 files changed, 137 insertions(+), 137 deletions(-)

diff --git a/lib/browser.js b/lib/browser.js
index a5db05c2..07b9424f 100644
--- a/lib/browser.js
+++ b/lib/browser.js
@@ -19,9 +19,9 @@
       return xhr.send(null);
     };
     processScripts = function() {
-      var _cache, _cache2, _index, script;
+      var _cache, _index, _length, script;
       _cache = document.getElementsByTagName('script');
-      for (_index = 0, _cache2 = _cache.length; _index < _cache2; _index++) {
+      for (_index = 0, _length = _cache.length; _index < _length; _index++) {
         script = _cache[_index];
         if (script.type === 'text/coffeescript') {
           if (script.src) {
diff --git a/lib/cake.js b/lib/cake.js
index cd6b49dc..594ad8d2 100755
--- a/lib/cake.js
+++ b/lib/cake.js
@@ -35,7 +35,7 @@
   });
   exports.run = function() {
     return path.exists('Cakefile', function(exists) {
-      var _cache, _cache2, _index, _result, arg, args;
+      var _cache, _index, _length, _result, arg, args;
       if (!(exists)) {
         throw new Error("Cakefile not found in " + (process.cwd()));
       }
@@ -49,7 +49,7 @@
       }
       options = oparse.parse(args);
       _result = []; _cache = options.arguments;
-      for (_index = 0, _cache2 = _cache.length; _index < _cache2; _index++) {
+      for (_index = 0, _length = _cache.length; _index < _length; _index++) {
         arg = _cache[_index];
         _result.push(invoke(arg));
       }
diff --git a/lib/command.js b/lib/command.js
index b2617b0b..88fa96e4 100644
--- a/lib/command.js
+++ b/lib/command.js
@@ -53,9 +53,9 @@
     return compileScripts();
   };
   compileScripts = function() {
-    var _cache2, _cache3, _index, _result;
+    var _cache2, _index, _length, _result;
     _result = []; _cache2 = sources;
-    for (_index = 0, _cache3 = _cache2.length; _index < _cache3; _index++) {
+    for (_index = 0, _length = _cache2.length; _index < _length; _index++) {
       (function() {
         var base, compile;
         var source = _cache2[_index];
@@ -69,10 +69,10 @@
               return fs.stat(source, function(err, stats) {
                 if (stats.isDirectory()) {
                   return fs.readdir(source, function(err, files) {
-                    var _cache4, _cache5, _index2, _result2, file;
-                    _result2 = []; _cache4 = files;
-                    for (_index2 = 0, _cache5 = _cache4.length; _index2 < _cache5; _index2++) {
-                      file = _cache4[_index2];
+                    var _cache3, _index2, _length2, _result2, file;
+                    _result2 = []; _cache3 = files;
+                    for (_index2 = 0, _length2 = _cache3.length; _index2 < _length2; _index2++) {
+                      file = _cache3[_index2];
                       _result2.push(compile(path.join(source, file)));
                     }
                     return _result2;
@@ -95,12 +95,12 @@
     return _result;
   };
   compileScript = function(file, input, base) {
-    var _cache2, _cache3, _index, o, options, req, t, task;
+    var _cache2, _index, _length, o, options, req, t, task;
     o = opts;
     options = compileOptions(file);
     if (o.require) {
       _cache2 = o.require;
-      for (_index = 0, _cache3 = _cache2.length; _index < _cache3; _index++) {
+      for (_index = 0, _length = _cache2.length; _index < _length; _index++) {
         req = _cache2[_index];
         require(helpers.starts(req, '.') ? fs.realpathSync(req) : req);
       }
@@ -204,15 +204,15 @@
     return jsl.stdin.end();
   };
   printTokens = function(tokens) {
-    var _cache2, _cache3, _cache4, _index, _result, strings, tag, token, value;
+    var _cache2, _cache3, _index, _length, _result, strings, tag, token, value;
     strings = (function() {
       _result = []; _cache2 = tokens;
-      for (_index = 0, _cache3 = _cache2.length; _index < _cache3; _index++) {
+      for (_index = 0, _length = _cache2.length; _index < _length; _index++) {
         token = _cache2[_index];
         _result.push((function() {
-          _cache4 = [token[0], token[1].toString().replace(/\n/, '\\n')];
-          tag = _cache4[0];
-          value = _cache4[1];
+          _cache3 = [token[0], token[1].toString().replace(/\n/, '\\n')];
+          tag = _cache3[0];
+          value = _cache3[1];
           return "[" + (tag) + " " + (value) + "]";
         })());
       }
diff --git a/lib/grammar.js b/lib/grammar.js
index 99c3f798..998c9339 100644
--- a/lib/grammar.js
+++ b/lib/grammar.js
@@ -1,5 +1,5 @@
 (function() {
-  var Parser, _cache, _cache2, _cache3, _cache4, _cache5, _index, _index2, _result, alt, alternatives, grammar, name, o, operators, token, tokens, unwrap;
+  var Parser, _cache, _cache2, _cache3, _index, _index2, _length, _length2, _result, alt, alternatives, grammar, name, o, operators, token, tokens, unwrap;
   var __hasProp = Object.prototype.hasOwnProperty;
   Parser = require('jison').Parser;
   unwrap = /function\s*\(\)\s*\{\s*return\s*([\s\S]*);\s*\}/;
@@ -618,12 +618,12 @@
     alternatives = _cache[name];
     grammar[name] = (function() {
       _result = []; _cache2 = alternatives;
-      for (_index = 0, _cache3 = _cache2.length; _index < _cache3; _index++) {
+      for (_index = 0, _length = _cache2.length; _index < _length; _index++) {
         alt = _cache2[_index];
         _result.push((function() {
-          _cache4 = alt[0].split(' ');
-          for (_index2 = 0, _cache5 = _cache4.length; _index2 < _cache5; _index2++) {
-            token = _cache4[_index2];
+          _cache3 = alt[0].split(' ');
+          for (_index2 = 0, _length2 = _cache3.length; _index2 < _length2; _index2++) {
+            token = _cache3[_index2];
             if (!(grammar[token])) {
               tokens.push(token);
             }
diff --git a/lib/helpers.js b/lib/helpers.js
index 1c80eb7e..8e2f0eb2 100644
--- a/lib/helpers.js
+++ b/lib/helpers.js
@@ -5,12 +5,12 @@
   }
   helpers = (exports.helpers = {});
   helpers.indexOf = (indexOf = function(array, item, from) {
-    var _cache, _cache2, index, other;
+    var _cache, _length, index, other;
     if (array.indexOf) {
       return array.indexOf(item, from);
     }
     _cache = array;
-    for (index = 0, _cache2 = _cache.length; index < _cache2; index++) {
+    for (index = 0, _length = _cache.length; index < _length; index++) {
       other = _cache[index];
       if (other === item && (!from || (from <= index))) {
         return index;
@@ -30,9 +30,9 @@
     return string.substring(start, start + literal.length) === literal;
   });
   helpers.compact = (compact = function(array) {
-    var _cache, _cache2, _index, _result, item;
+    var _cache, _index, _length, _result, item;
     _result = []; _cache = array;
-    for (_index = 0, _cache2 = _cache.length; _index < _cache2; _index++) {
+    for (_index = 0, _length = _cache.length; _index < _length; _index++) {
       item = _cache[_index];
       if (item) {
         _result.push(item);
@@ -77,10 +77,10 @@
     return _result;
   });
   helpers.flatten = (flatten = function(array) {
-    var _cache, _cache2, _index, item, memo;
+    var _cache, _index, _length, item, memo;
     memo = [];
     _cache = array;
-    for (_index = 0, _cache2 = _cache.length; _index < _cache2; _index++) {
+    for (_index = 0, _length = _cache.length; _index < _length; _index++) {
       item = _cache[_index];
       if (item instanceof Array) {
         memo = memo.concat(item);
diff --git a/lib/lexer.js b/lib/lexer.js
index 4973e59e..66951465 100644
--- a/lib/lexer.js
+++ b/lib/lexer.js
@@ -451,7 +451,7 @@
       throw new Error("SyntaxError: Reserved word \"" + (this.value()) + "\" on line " + (this.line + 1) + " can't be assigned");
     };
     Lexer.prototype.balancedString = function(str, delimited, options) {
-      var _cache2, _cache3, _cache4, _index, close, i, levels, open, pair, slash;
+      var _cache2, _cache3, _index, _length, close, i, levels, open, pair, slash;
       options || (options = {});
       slash = delimited[0][0] === '/';
       levels = [];
@@ -461,11 +461,11 @@
           i += 1;
         } else {
           _cache2 = delimited;
-          for (_index = 0, _cache3 = _cache2.length; _index < _cache3; _index++) {
+          for (_index = 0, _length = _cache2.length; _index < _length; _index++) {
             pair = _cache2[_index];
-            _cache4 = pair;
-            open = _cache4[0];
-            close = _cache4[1];
+            _cache3 = pair;
+            open = _cache3[0];
+            close = _cache3[1];
             if (levels.length && starts(str, close, i) && levels[levels.length - 1] === pair) {
               levels.pop();
               i += close.length - 1;
@@ -494,7 +494,7 @@
       return !i ? false : str.substring(0, i);
     };
     Lexer.prototype.interpolateString = function(str, options) {
-      var _cache2, _cache3, _cache4, escaped, expr, i, idx, inner, interpolated, lexer, nested, pi, quote, tag, tok, token, tokens, value;
+      var _cache2, _cache3, _length, escaped, expr, i, idx, inner, interpolated, lexer, nested, pi, quote, tag, tok, token, tokens, value;
       options || (options = {});
       if (str.length < 3 || !starts(str, '"')) {
         return this.token('STRING', str);
@@ -521,7 +521,7 @@
                 line: this.line
               });
               _cache2 = nested;
-              for (idx = 0, _cache3 = _cache2.length; idx < _cache3; idx++) {
+              for (idx = 0, _length = _cache2.length; idx < _length; idx++) {
                 tok = _cache2[idx];
                 if (tok[0] === 'CALL_END') {
                   (tok[0] = ')');
@@ -548,11 +548,11 @@
           this.token('(', '(');
         }
         _cache2 = tokens;
-        for (i = 0, _cache3 = _cache2.length; i < _cache3; i++) {
+        for (i = 0, _length = _cache2.length; i < _length; i++) {
           token = _cache2[i];
-          _cache4 = token;
-          tag = _cache4[0];
-          value = _cache4[1];
+          _cache3 = token;
+          tag = _cache3[0];
+          value = _cache3[1];
           if (tag === 'TOKENS') {
             this.tokens = this.tokens.concat(value);
           } else if (tag === 'STRING' && options.escapeQuotes) {
diff --git a/lib/nodes.js b/lib/nodes.js
index 5571a923..d1b0cabe 100644
--- a/lib/nodes.js
+++ b/lib/nodes.js
@@ -109,11 +109,11 @@
       return this.traverseChildren(true, block);
     };
     BaseNode.prototype.toString = function(idt, override) {
-      var _cache2, _cache3, _index, _result, child, children;
+      var _cache2, _index, _length, _result, child, children;
       idt || (idt = '');
       children = (function() {
         _result = []; _cache2 = this.collectChildren();
-        for (_index = 0, _cache3 = _cache2.length; _index < _cache3; _index++) {
+        for (_index = 0, _length = _cache2.length; _index < _length; _index++) {
           child = _cache2[_index];
           _result.push(child.toString(idt + TAB));
         }
@@ -122,17 +122,17 @@
       return '\n' + idt + (override || this["class"]) + children;
     };
     BaseNode.prototype.eachChild = function(func) {
-      var _cache2, _cache3, _cache4, _cache5, _index, _index2, _result, attr, child;
+      var _cache2, _cache3, _index, _index2, _length, _length2, _result, attr, child;
       if (!(this.children)) {
         return null;
       }
       _result = []; _cache2 = this.children;
-      for (_index = 0, _cache3 = _cache2.length; _index < _cache3; _index++) {
+      for (_index = 0, _length = _cache2.length; _index < _length; _index++) {
         attr = _cache2[_index];
         if (this[attr]) {
-          _cache4 = flatten([this[attr]]);
-          for (_index2 = 0, _cache5 = _cache4.length; _index2 < _cache5; _index2++) {
-            child = _cache4[_index2];
+          _cache3 = flatten([this[attr]]);
+          for (_index2 = 0, _length2 = _cache3.length; _index2 < _length2; _index2++) {
+            child = _cache3[_index2];
             if (func(child) === false) {
               return null;
             }
@@ -217,10 +217,10 @@
       return o.scope ? Expressions.__super__.compile.call(this, o) : this.compileRoot(o);
     };
     Expressions.prototype.compileNode = function(o) {
-      var _cache2, _cache3, _index, _result, node;
+      var _cache2, _index, _length, _result, node;
       return (function() {
         _result = []; _cache2 = this.expressions;
-        for (_index = 0, _cache3 = _cache2.length; _index < _cache3; _index++) {
+        for (_index = 0, _length = _cache2.length; _index < _length; _index++) {
           node = _cache2[_index];
           _result.push(this.compileExpression(node, merge(o)));
         }
@@ -362,7 +362,7 @@
       return this.base instanceof LiteralNode && this.base.value.match(NUMBER);
     };
     ValueNode.prototype.cacheIndexes = function(o) {
-      var _cache2, _cache3, _index, copy, i;
+      var _cache2, _index, _length, copy, i;
       copy = new ValueNode(this.base, this.properties.slice(0));
       if (this.base instanceof CallNode) {
         _cache2 = this.base.compileReference(o);
@@ -370,17 +370,17 @@
         copy.base = _cache2[1];
       }
       _cache2 = copy.properties;
-      for (_index = 0, _cache3 = _cache2.length; _index < _cache3; _index++) {
+      for (_index = 0, _length = _cache2.length; _index < _length; _index++) {
         (function() {
-          var _cache4, index, indexVar;
+          var _cache3, index, indexVar;
           var i = _index;
           var prop = _cache2[_index];
           if (prop instanceof IndexNode && prop.contains(function(n) {
             return n instanceof CallNode;
           })) {
-            _cache4 = prop.index.compileReference(o);
-            index = _cache4[0];
-            indexVar = _cache4[1];
+            _cache3 = prop.index.compileReference(o);
+            index = _cache3[0];
+            indexVar = _cache3[1];
             this.properties[i] = new IndexNode(index);
             return (copy.properties[i] = new IndexNode(indexVar));
           }
@@ -392,13 +392,13 @@
       return !o.top || this.properties.length ? ValueNode.__super__.compile.call(this, o) : this.base.compile(o);
     };
     ValueNode.prototype.compileNode = function(o) {
-      var _cache2, _cache3, _index, baseline, complete, copy, hasSoak, i, me, only, op, part, prop, props, temp;
+      var _cache2, _index, _length, baseline, complete, copy, hasSoak, i, me, only, op, part, prop, props, temp;
       only = del(o, 'onlyFirst');
       op = this.tags.operation;
       props = only ? this.properties.slice(0, this.properties.length - 1) : this.properties;
       o.chainRoot || (o.chainRoot = this);
       _cache2 = props;
-      for (_index = 0, _cache3 = _cache2.length; _index < _cache3; _index++) {
+      for (_index = 0, _length = _cache2.length; _index < _length; _index++) {
         prop = _cache2[_index];
         if (prop.soakNode) {
           hasSoak = true;
@@ -418,7 +418,7 @@
       }
       complete = (this.last = baseline);
       _cache2 = props;
-      for (i = 0, _cache3 = _cache2.length; i < _cache3; i++) {
+      for (i = 0, _length = _cache2.length; i < _length; i++) {
         prop = _cache2[i];
         this.source = baseline;
         if (prop.soakNode) {
@@ -504,7 +504,7 @@
       })());
     };
     CallNode.prototype.compileNode = function(o) {
-      var _cache2, _cache3, _index, _result, arg, args, code, first, meth, methodAccessor, op;
+      var _cache2, _index, _length, _result, arg, args, code, first, meth, methodAccessor, op;
       if (!(o.chainRoot)) {
         o.chainRoot = this;
       }
@@ -530,7 +530,7 @@
         this.meth = this.variable.compile(o);
       }
       _cache2 = this.args;
-      for (_index = 0, _cache3 = _cache2.length; _index < _cache3; _index++) {
+      for (_index = 0, _length = _cache2.length; _index < _length; _index++) {
         arg = _cache2[_index];
         if (arg instanceof SplatNode) {
           code = this.compileSplat(o);
@@ -539,7 +539,7 @@
       if (!code) {
         args = (function() {
           _result = []; _cache2 = this.args;
-          for (_index = 0, _cache3 = _cache2.length; _index < _cache3; _index++) {
+          for (_index = 0, _length = _cache2.length; _index < _length; _index++) {
             arg = _cache2[_index];
             _result.push((function() {
               arg.parenthetical = true;
@@ -556,7 +556,7 @@
       return "" + (this.superReference(o)) + ".call(this" + (args.length ? ', ' : '') + (args) + ")";
     };
     CallNode.prototype.compileSplat = function(o) {
-      var _cache2, _cache3, _index, a, b, c, mentionsArgs, meth, obj, temp;
+      var _cache2, _index, _length, a, b, c, mentionsArgs, meth, obj, temp;
       meth = this.meth || this.superReference(o);
       obj = this.variable && this.variable.source || 'this';
       if (obj.match(/\(/)) {
@@ -567,7 +567,7 @@
       if (this.isNew) {
         mentionsArgs = false;
         _cache2 = this.args;
-        for (_index = 0, _cache3 = _cache2.length; _index < _cache3; _index++) {
+        for (_index = 0, _length = _cache2.length; _index < _length; _index++) {
           (function() {
             var arg = _cache2[_index];
             return arg.contains(function(n) {
@@ -773,12 +773,12 @@
       return true;
     };
     ObjectNode.prototype.compileNode = function(o) {
-      var _cache2, _cache3, _index, _result, i, indent, join, lastNoncom, nonComments, obj, prop, props, top;
+      var _cache2, _index, _length, _result, i, indent, join, lastNoncom, nonComments, obj, prop, props, top;
       top = del(o, 'top');
       o.indent = this.idt(1);
       nonComments = (function() {
         _result = []; _cache2 = this.properties;
-        for (_index = 0, _cache3 = _cache2.length; _index < _cache3; _index++) {
+        for (_index = 0, _length = _cache2.length; _index < _length; _index++) {
           prop = _cache2[_index];
           if (!(prop instanceof CommentNode)) {
             _result.push(prop);
@@ -789,7 +789,7 @@
       lastNoncom = nonComments[nonComments.length - 1];
       props = (function() {
         _result = []; _cache2 = this.properties;
-        for (i = 0, _cache3 = _cache2.length; i < _cache3; i++) {
+        for (i = 0, _length = _cache2.length; i < _length; i++) {
           prop = _cache2[i];
           _result.push((function() {
             join = ",\n";
@@ -828,11 +828,11 @@
     ArrayNode.prototype["class"] = 'ArrayNode';
     ArrayNode.prototype.children = ['objects'];
     ArrayNode.prototype.compileNode = function(o) {
-      var _cache2, _cache3, code, i, obj, objects;
+      var _cache2, _length, code, i, obj, objects;
       o.indent = this.idt(1);
       objects = [];
       _cache2 = this.objects;
-      for (i = 0, _cache3 = _cache2.length; i < _cache3; i++) {
+      for (i = 0, _length = _cache2.length; i < _length; i++) {
         obj = _cache2[i];
         code = obj.compile(o);
         if (obj instanceof SplatNode) {
@@ -871,7 +871,7 @@
       return this;
     };
     ClassNode.prototype.compileNode = function(o) {
-      var _cache2, _cache3, _cache4, _index, access, applied, className, constScope, construct, constructor, extension, func, me, pname, prop, props, pvar, returns, val;
+      var _cache2, _cache3, _index, _length, access, applied, className, constScope, construct, constructor, extension, func, me, pname, prop, props, pvar, returns, val;
       if (this.variable === '__temp__') {
         this.variable = literal(o.scope.freeVariable('klass'));
       }
@@ -888,11 +888,11 @@
         constructor = new CodeNode();
       }
       _cache2 = this.properties;
-      for (_index = 0, _cache3 = _cache2.length; _index < _cache3; _index++) {
+      for (_index = 0, _length = _cache2.length; _index < _length; _index++) {
         prop = _cache2[_index];
-        _cache4 = [prop.variable, prop.value];
-        pvar = _cache4[0];
-        func = _cache4[1];
+        _cache3 = [prop.variable, prop.value];
+        pvar = _cache3[0];
+        func = _cache3[1];
         if (pvar && pvar.base.value === 'constructor' && func instanceof CodeNode) {
           if (func.bound) {
             throw new Error("cannot define a constructor as a bound function.");
@@ -1003,7 +1003,7 @@
       return top || this.parenthetical ? val : ("(" + (val) + ")");
     };
     AssignNode.prototype.compilePatternMatch = function(o) {
-      var _cache2, _cache3, _cache4, accessClass, assigns, code, i, idx, isString, obj, oindex, olength, splat, val, valVar, value;
+      var _cache2, _cache3, _length, accessClass, assigns, code, i, idx, isString, obj, oindex, olength, splat, val, valVar, value;
       valVar = o.scope.freeVariable('cache');
       value = this.value.isStatement(o) ? ClosureNode.wrap(this.value) : this.value;
       assigns = [("" + (this.tab) + (valVar) + " = " + (value.compile(o)) + ";")];
@@ -1011,14 +1011,14 @@
       o.asStatement = true;
       splat = false;
       _cache2 = this.variable.base.objects;
-      for (i = 0, _cache3 = _cache2.length; i < _cache3; i++) {
+      for (i = 0, _length = _cache2.length; i < _length; i++) {
         obj = _cache2[i];
         idx = i;
         if (this.variable.isObject()) {
           if (obj instanceof AssignNode) {
-            _cache4 = [obj.value, obj.variable.base];
-            obj = _cache4[0];
-            idx = _cache4[1];
+            _cache3 = [obj.value, obj.variable.base];
+            obj = _cache3[0];
+            idx = _cache3[1];
           } else {
             idx = obj;
           }
@@ -1074,7 +1074,7 @@
     CodeNode.prototype["class"] = 'CodeNode';
     CodeNode.prototype.children = ['params', 'body'];
     CodeNode.prototype.compileNode = function(o) {
-      var _cache2, _cache3, _cache4, _index, _result, code, empty, func, i, param, params, sharedScope, splat, top, value;
+      var _cache2, _cache3, _index, _length, _result, code, empty, func, i, param, params, sharedScope, splat, top, value;
       sharedScope = del(o, 'sharedScope');
       top = del(o, 'top');
       o.scope = sharedScope || new Scope(o.scope, this.body, this);
@@ -1086,7 +1086,7 @@
       splat = undefined;
       params = [];
       _cache2 = this.params;
-      for (i = 0, _cache3 = _cache2.length; i < _cache3; i++) {
+      for (i = 0, _length = _cache2.length; i < _length; i++) {
         param = _cache2[i];
         if (splat) {
           if (param.attach) {
@@ -1096,11 +1096,11 @@
           splat.trailings.push(param);
         } else {
           if (param.attach) {
-            _cache4 = param;
-            value = _cache4.value;
-            _cache4 = [literal(o.scope.freeVariable('arg')), param.splat];
-            param = _cache4[0];
-            param.splat = _cache4[1];
+            _cache3 = param;
+            value = _cache3.value;
+            _cache3 = [literal(o.scope.freeVariable('arg')), param.splat];
+            param = _cache3[0];
+            param.splat = _cache3[1];
             this.body.unshift(new AssignNode(new ValueNode(literal('this'), [new AccessorNode(value)]), param));
           }
           if (param.splat) {
@@ -1116,7 +1116,7 @@
       }
       params = (function() {
         _result = []; _cache2 = params;
-        for (_index = 0, _cache3 = _cache2.length; _index < _cache3; _index++) {
+        for (_index = 0, _length = _cache2.length; _index < _length; _index++) {
           param = _cache2[_index];
           _result.push(param.compile(o));
         }
@@ -1126,7 +1126,7 @@
         this.body.makeReturn();
       }
       _cache2 = params;
-      for (_index = 0, _cache3 = _cache2.length; _index < _cache3; _index++) {
+      for (_index = 0, _length = _cache2.length; _index < _length; _index++) {
         param = _cache2[_index];
         (o.scope.parameter(param));
       }
@@ -1146,11 +1146,11 @@
       }
     };
     CodeNode.prototype.toString = function(idt) {
-      var _cache2, _cache3, _index, _result, child, children;
+      var _cache2, _index, _length, _result, child, children;
       idt || (idt = '');
       children = (function() {
         _result = []; _cache2 = this.collectChildren();
-        for (_index = 0, _cache3 = _cache2.length; _index < _cache3; _index++) {
+        for (_index = 0, _length = _cache2.length; _index < _length; _index++) {
           child = _cache2[_index];
           _result.push(child.toString(idt + TAB));
         }
@@ -1197,18 +1197,18 @@
       return (typeof (_cache2 = this.index) !== "undefined" && _cache2 !== null) ? this.compileParam(o) : this.name.compile(o);
     };
     SplatNode.prototype.compileParam = function(o) {
-      var _cache2, _cache3, assign, end, idx, len, name, pos, trailing, variadic;
+      var _cache2, _length, assign, end, idx, len, name, pos, trailing, variadic;
       name = this.name.compile(o);
       o.scope.find(name);
       end = '';
       if (this.trailings.length) {
-        len = o.scope.freeVariable('cache');
+        len = o.scope.freeVariable('length');
         o.scope.assign(len, "arguments.length");
         variadic = o.scope.freeVariable('result');
         o.scope.assign(variadic, len + ' >= ' + this.arglength);
         end = this.trailings.length ? (", " + (len) + " - " + (this.trailings.length)) : null;
         _cache2 = this.trailings;
-        for (idx = 0, _cache3 = _cache2.length; idx < _cache3; idx++) {
+        for (idx = 0, _length = _cache2.length; idx < _length; idx++) {
           trailing = _cache2[idx];
           if (trailing.attach) {
             assign = trailing.assign;
@@ -1227,10 +1227,10 @@
       return "" + (utility('slice')) + ".call(" + (name) + ", " + (index) + (trail) + ")";
     };
     SplatNode.compileSplattedArray = function(list, o) {
-      var _cache2, _cache3, arg, args, code, i, last, prev;
+      var _cache2, _length, arg, args, code, i, last, prev;
       args = [];
       _cache2 = list;
-      for (i = 0, _cache3 = _cache2.length; i < _cache3; i++) {
+      for (i = 0, _length = _cache2.length; i < _length; i++) {
         arg = _cache2[i];
         code = arg.compile(o);
         prev = args[(last = args.length - 1)];
@@ -1458,10 +1458,10 @@
       return this.isArray() ? this.compileOrTest(o) : this.compileLoopTest(o);
     };
     InNode.prototype.compileOrTest = function(o) {
-      var _cache2, _cache3, _result, i, item, tests;
+      var _cache2, _length, _result, i, item, tests;
       tests = (function() {
         _result = []; _cache2 = this.array.base.objects;
-        for (i = 0, _cache3 = _cache2.length; i < _cache3; i++) {
+        for (i = 0, _length = _cache2.length; i < _length; i++) {
           item = _cache2[i];
           _result.push("" + (item.compile(o)) + " === " + (i ? this.obj2 : this.obj1));
         }
@@ -1476,7 +1476,7 @@
       });
       this.arr1 = _cache2[0];
       this.arr2 = _cache2[1];
-      _cache2 = [o.scope.freeVariable('index'), o.scope.freeVariable('cache')];
+      _cache2 = [o.scope.freeVariable('index'), o.scope.freeVariable('length')];
       i = _cache2[0];
       l = _cache2[1];
       prefix = this.obj1 !== this.obj2 ? this.obj1 + '; ' : '';
@@ -1702,7 +1702,7 @@
           }
         }
         if (!(this.object)) {
-          lvar = scope.freeVariable('cache');
+          lvar = scope.freeVariable('length');
           stepPart = this.step ? ("" + (ivar) + " += " + (this.step.compile(o))) : ("" + (ivar) + "++");
           forPart = ("" + (ivar) + " = 0, " + (lvar) + " = " + (svar) + ".length; " + (ivar) + " < " + (lvar) + "; " + (stepPart));
         }
@@ -1762,9 +1762,9 @@
       return true;
     };
     SwitchNode.prototype.makeReturn = function() {
-      var _cache2, _cache3, _index, pair;
+      var _cache2, _index, _length, pair;
       _cache2 = this.cases;
-      for (_index = 0, _cache3 = _cache2.length; _index < _cache3; _index++) {
+      for (_index = 0, _length = _cache2.length; _index < _length; _index++) {
         pair = _cache2[_index];
         pair[1].makeReturn();
       }
@@ -1774,20 +1774,20 @@
       return this;
     };
     SwitchNode.prototype.compileNode = function(o) {
-      var _cache2, _cache3, _cache4, _cache5, _index, _index2, block, code, condition, conditions, exprs, idt, pair;
+      var _cache2, _cache3, _index, _index2, _length, _length2, block, code, condition, conditions, exprs, idt, pair;
       idt = (o.indent = this.idt(1));
       o.top = true;
       code = ("" + (this.tab) + "switch (" + (this.subject.compile(o)) + ") {");
       _cache2 = this.cases;
-      for (_index = 0, _cache3 = _cache2.length; _index < _cache3; _index++) {
+      for (_index = 0, _length = _cache2.length; _index < _length; _index++) {
         pair = _cache2[_index];
-        _cache4 = pair;
-        conditions = _cache4[0];
-        block = _cache4[1];
+        _cache3 = pair;
+        conditions = _cache3[0];
+        block = _cache3[1];
         exprs = block.expressions;
-        _cache4 = flatten([conditions]);
-        for (_index2 = 0, _cache5 = _cache4.length; _index2 < _cache5; _index2++) {
-          condition = _cache4[_index2];
+        _cache3 = flatten([conditions]);
+        for (_index2 = 0, _length2 = _cache3.length; _index2 < _length2; _index2++) {
+          condition = _cache3[_index2];
           if (this.tags.subjectless) {
             condition = new OpNode('!!', new ParentheticalNode(condition));
           }
@@ -1852,14 +1852,14 @@
       return this.statement || (this.statement = (!!((o && o.top) || this.tags.statement || this.bodyNode().isStatement(o) || (this.elseBody && this.elseBodyNode().isStatement(o)))));
     };
     IfNode.prototype.compileCondition = function(o) {
-      var _cache2, _cache3, _index, _result, cond, conditions;
+      var _cache2, _index, _length, _result, cond, conditions;
       conditions = flatten([this.condition]);
       if (conditions.length === 1) {
         conditions[0].parenthetical = true;
       }
       return (function() {
         _result = []; _cache2 = conditions;
-        for (_index = 0, _cache3 = _cache2.length; _index < _cache3; _index++) {
+        for (_index = 0, _length = _cache2.length; _index < _length; _index++) {
           cond = _cache2[_index];
           _result.push(cond.compile(o));
         }
diff --git a/lib/optparse.js b/lib/optparse.js
index 581fa70c..7eb03e7c 100755
--- a/lib/optparse.js
+++ b/lib/optparse.js
@@ -7,19 +7,19 @@
       return this;
     };
     OptionParser.prototype.parse = function(args) {
-      var _cache, _cache2, _cache3, _cache4, _index, arg, i, isOption, matchedRule, options, rule, value;
+      var _cache, _cache2, _index, _length, _length2, arg, i, isOption, matchedRule, options, rule, value;
       options = {
         arguments: []
       };
       args = normalizeArguments(args);
       _cache = args;
-      for (i = 0, _cache2 = _cache.length; i < _cache2; i++) {
+      for (i = 0, _length = _cache.length; i < _length; i++) {
         arg = _cache[i];
         isOption = !!(arg.match(LONG_FLAG) || arg.match(SHORT_FLAG));
         matchedRule = false;
-        _cache3 = this.rules;
-        for (_index = 0, _cache4 = _cache3.length; _index < _cache4; _index++) {
-          rule = _cache3[_index];
+        _cache2 = this.rules;
+        for (_index = 0, _length2 = _cache2.length; _index < _length2; _index++) {
+          rule = _cache2[_index];
           if (rule.shortFlag === arg || rule.longFlag === arg) {
             value = rule.hasArgument ? args[i += 1] : true;
             options[rule.name] = rule.isList ? (options[rule.name] || []).concat(value) : value;
@@ -38,13 +38,13 @@
       return options;
     };
     OptionParser.prototype.help = function() {
-      var _cache, _cache2, _index, _result, i, letPart, lines, rule, spaces;
+      var _cache, _index, _length, _result, i, letPart, lines, rule, spaces;
       lines = ['Available options:'];
       if (this.banner) {
         lines.unshift("" + (this.banner) + "\n");
       }
       _cache = this.rules;
-      for (_index = 0, _cache2 = _cache.length; _index < _cache2; _index++) {
+      for (_index = 0, _length = _cache.length; _index < _length; _index++) {
         rule = _cache[_index];
         spaces = 15 - rule.longFlag.length;
         spaces = spaces > 0 ? (function() {
@@ -66,9 +66,9 @@
   MULTI_FLAG = /^-(\w{2,})/;
   OPTIONAL = /\[(\w+(\*?))\]/;
   buildRules = function(rules) {
-    var _cache, _cache2, _index, _result, tuple;
+    var _cache, _index, _length, _result, tuple;
     _result = []; _cache = rules;
-    for (_index = 0, _cache2 = _cache.length; _index < _cache2; _index++) {
+    for (_index = 0, _length = _cache.length; _index < _length; _index++) {
       tuple = _cache[_index];
       _result.push((function() {
         if (tuple.length < 3) {
@@ -94,16 +94,16 @@
     };
   };
   normalizeArguments = function(args) {
-    var _cache, _cache2, _cache3, _cache4, _index, _index2, arg, l, match, result;
+    var _cache, _cache2, _index, _index2, _length, _length2, arg, l, match, result;
     args = args.slice(0);
     result = [];
     _cache = args;
-    for (_index = 0, _cache2 = _cache.length; _index < _cache2; _index++) {
+    for (_index = 0, _length = _cache.length; _index < _length; _index++) {
       arg = _cache[_index];
       if (match = arg.match(MULTI_FLAG)) {
-        _cache3 = match[1].split('');
-        for (_index2 = 0, _cache4 = _cache3.length; _index2 < _cache4; _index2++) {
-          l = _cache3[_index2];
+        _cache2 = match[1].split('');
+        for (_index2 = 0, _length2 = _cache2.length; _index2 < _length2; _index2++) {
+          l = _cache2[_index2];
           result.push('-' + l);
         }
       } else {
diff --git a/lib/rewriter.js b/lib/rewriter.js
index 467efe67..5b390fc4 100644
--- a/lib/rewriter.js
+++ b/lib/rewriter.js
@@ -1,5 +1,5 @@
 (function() {
-  var BALANCED_PAIRS, EXPRESSION_CLOSE, EXPRESSION_END, EXPRESSION_START, IMPLICIT_BLOCK, IMPLICIT_CALL, IMPLICIT_END, IMPLICIT_FUNC, INVERSES, LINEBREAKS, Rewriter, SINGLE_CLOSERS, SINGLE_LINERS, _cache, _cache2, _index, _result, helpers, include, pair;
+  var BALANCED_PAIRS, EXPRESSION_CLOSE, EXPRESSION_END, EXPRESSION_START, IMPLICIT_BLOCK, IMPLICIT_CALL, IMPLICIT_END, IMPLICIT_FUNC, INVERSES, LINEBREAKS, Rewriter, SINGLE_CLOSERS, SINGLE_LINERS, _cache, _index, _length, _result, helpers, include, pair;
   var __hasProp = Object.prototype.hasOwnProperty;
   if (typeof process !== "undefined" && process !== null) {
     _cache = require('./helpers');
@@ -291,13 +291,13 @@
       levels = {};
       openLine = {};
       this.scanTokens(function(token, i) {
-        var _cache2, _cache3, _cache4, _index, close, open, pair;
+        var _cache2, _cache3, _index, _length, close, open, pair;
         _cache2 = pairs;
-        for (_index = 0, _cache3 = _cache2.length; _index < _cache3; _index++) {
+        for (_index = 0, _length = _cache2.length; _index < _length; _index++) {
           pair = _cache2[_index];
-          _cache4 = pair;
-          open = _cache4[0];
-          close = _cache4[1];
+          _cache3 = pair;
+          open = _cache3[0];
+          close = _cache3[1];
           levels[open] || (levels[open] = 0);
           if (token[0] === open) {
             if (levels[open] === 0) {
@@ -386,14 +386,14 @@
   BALANCED_PAIRS = [['(', ')'], ['[', ']'], ['{', '}'], ['INDENT', 'OUTDENT'], ['PARAM_START', 'PARAM_END'], ['CALL_START', 'CALL_END'], ['INDEX_START', 'INDEX_END']];
   INVERSES = {};
   _cache = BALANCED_PAIRS;
-  for (_index = 0, _cache2 = _cache.length; _index < _cache2; _index++) {
+  for (_index = 0, _length = _cache.length; _index < _length; _index++) {
     pair = _cache[_index];
     INVERSES[pair[0]] = pair[1];
     INVERSES[pair[1]] = pair[0];
   }
   EXPRESSION_START = (function() {
     _result = []; _cache = BALANCED_PAIRS;
-    for (_index = 0, _cache2 = _cache.length; _index < _cache2; _index++) {
+    for (_index = 0, _length = _cache.length; _index < _length; _index++) {
       pair = _cache[_index];
       _result.push(pair[0]);
     }
@@ -401,7 +401,7 @@
   })();
   EXPRESSION_END = (function() {
     _result = []; _cache = BALANCED_PAIRS;
-    for (_index = 0, _cache2 = _cache.length; _index < _cache2; _index++) {
+    for (_index = 0, _length = _cache.length; _index < _length; _index++) {
       pair = _cache[_index];
       _result.push(pair[1]);
     }
diff --git a/lib/scope.js b/lib/scope.js
index 22e2c52b..92a1ad55 100644
--- a/lib/scope.js
+++ b/lib/scope.js
@@ -25,9 +25,9 @@
       return this.garbage.push([]);
     };
     Scope.prototype.endLevel = function() {
-      var _cache, _cache2, _index, _result, name;
+      var _cache, _index, _length, _result, name;
       _result = []; _cache = this.garbage.pop();
-      for (_index = 0, _cache2 = _cache.length; _index < _cache2; _index++) {
+      for (_index = 0, _length = _cache.length; _index < _length; _index++) {
         name = _cache[_index];
         if (this.variables[name] === 'var') {
           _result.push(this.variables[name] = 'reuse');
diff --git a/src/nodes.coffee b/src/nodes.coffee
index 45660672..e929ac6d 100644
--- a/src/nodes.coffee
+++ b/src/nodes.coffee
@@ -1014,7 +1014,7 @@ exports.SplatNode = class SplatNode extends BaseNode
     o.scope.find name
     end = ''
     if @trailings.length
-      len = o.scope.freeVariable 'cache'
+      len = o.scope.freeVariable 'length'
       o.scope.assign len, "arguments.length"
       variadic = o.scope.freeVariable 'result'
       o.scope.assign variadic, len + ' >= ' + @arglength
@@ -1230,7 +1230,7 @@ exports.InNode = class InNode extends BaseNode
 
   compileLoopTest: (o) ->
     [@arr1, @arr2] = @array.compileReference o, precompile: yes
-    [i, l] = [o.scope.freeVariable('index'), o.scope.freeVariable('cache')]
+    [i, l] = [o.scope.freeVariable('index'), o.scope.freeVariable('length')]
     prefix = if @obj1 isnt @obj2 then @obj1 + '; ' else ''
     "(function(){ #{prefix}for (var #{i}=0, #{l}=#{@arr1}.length; #{i}<#{l}; #{i}++) { if (#{@arr2}[#{i}] === #{@obj2}) return true; } return false; }).call(this)"
 
@@ -1408,7 +1408,7 @@ exports.ForNode = class ForNode extends BaseNode
       else
         namePart  = "#{name} = #{svar}[#{ivar}]" if name
       unless @object
-        lvar      = scope.freeVariable 'cache'
+        lvar      = scope.freeVariable 'length'
         stepPart  = if @step then "#{ivar} += #{ @step.compile(o) }" else "#{ivar}++"
         forPart   = "#{ivar} = 0, #{lvar} = #{svar}.length; #{ivar} < #{lvar}; #{stepPart}"
     sourcePart    = (if rvar then "#{rvar} = []; " else '') + sourcePart