Fix JSLint and JSCS errors

Author: matthew-dean

lib/less/index.js

@@ -37,13 +37,15 @@ module.exports = function(environment, fileManagers) {
     };
     var t, api = Object.create(initial);
     for (var n in initial.tree) {
+        /*jshint forin: false */
         t = initial.tree[n];
         if (typeof t === "function") {
             api[n] = ctor(t);
         }
         else {
             api[n] = Object.create(null);
             for (var o in t) {
+                /*jshint forin: false */
                 api[n][o] = ctor(t[o]);
             }
         }

lib/less/parser/parser.js

@@ -99,7 +99,7 @@ var Parser = function Parser(context, imports, fileInfo) {
                     index: index + currentIndex
                 });
             });
-            for(var x = 0, p, i; (p = parseList[x]); x++) {
+            for (var x = 0, p, i; (p = parseList[x]); x++) {
                 i = parser.i;
                 result = parsers[p]();
                 if (result) {

lib/less/tree/atrule.js

@@ -1,7 +1,6 @@
 var Node = require("./node"),
     Selector = require("./selector"),
     Ruleset = require("./ruleset"),
-    Value = require('./value'),
     Anonymous = require('./anonymous');
 
 var AtRule = function (name, value, rules, index, currentFileInfo, debugInfo, isRooted, visibilityInfo) {

lib/less/tree/ruleset.js

@@ -10,7 +10,6 @@ var Node = require("./node"),
     globalFunctionRegistry = require("../functions/function-registry"),
     defaultFunc = require("../functions/default"),
     getDebugInfo = require("./debug-info"),
-    LessError = require("../less-error"),
     utils = require("../utils");
 
 var Ruleset = function (selectors, rules, strictImports, visibilityInfo) {

lib/less/tree/selector.js

@@ -46,8 +46,8 @@ Selector.prototype.getElements = function(els) {
             function(err, result) {
                 if (err) {
                     throw new LessError({
-                        index: e.index + currentIndex,
-                        message: e.message
+                        index: err.index,
+                        message: err.message
                     }, this.parse.imports, this._fileInfo.filename);
                 }
                 els = result[0].elements;

lib/less/tree/value.js

@@ -1,6 +1,4 @@
-var Node = require("./node"),
-    Anonymous = require("./anonymous");
-
+var Node = require("./node");
 
 var Value = function (value) {
     if (!value) {

lib/less/utils.js

@@ -1,3 +1,4 @@
+/* jshint proto: true */
 module.exports = {
     getLocation: function(index, inputStream) {
         var n = index + 1,

lib/less/visitors/visitor.js

@@ -11,6 +11,7 @@ function indexNodeTypes(parent, ticker) {
     // add .typeIndex to tree node types for lookup table
     var key, child;
     for (key in parent) { 
+        /*jshint forin: false */
         child = parent[key];
         switch (typeof child) {
             case "function":