improving linting configuration

Author: caridy

Gruntfile.js

@@ -54,7 +54,12 @@ module.exports = function (grunt) {
         },
 
         jshint: {
-            all: ['index.js', 'src/*.js', '*.json']
+            options: {
+                eqeqeq: true
+            },
+            src: ['src/*.js'],
+            node: ['index.js', '*.json'],
+            build: ['tasks/**/*.js']
         },
 
         bundle_jsnext: {

dist/Intl.complete.js

@@ -292,7 +292,7 @@ function /* 6.2.3 */CanonicalizeLanguageTag (locale) {
             parts[i] = parts[i].charAt(0).toUpperCase() + parts[i].slice(1);
 
         // Is it a singleton?
-        else if (parts[i].length === 1 && parts[i] != 'x')
+        else if (parts[i].length === 1 && parts[i] !== 'x')
             break;
     }
     locale = arrJoin.call(parts, '-');
@@ -489,7 +489,7 @@ function /* 9.2.2 */BestAvailableLocale (availableLocales, locale) {
 
         // c. If pos ≥ 2 and the character "-" occurs at index pos-2 of candidate,
         //    then decrease pos by 2.
-        if (pos >= 2 && candidate.charAt(pos - 2) == '-')
+        if (pos >= 2 && candidate.charAt(pos - 2) === '-')
             pos -= 2;
 
         // d. Let candidate be the substring of candidate from position 0, inclusive,
@@ -2746,7 +2746,7 @@ function addLocaleData (data, tag) {
         parts   = tag.split('-');
 
     // Create fallbacks for locale data with scripts, e.g. Latn, Hans, Vaii, etc
-    if (parts.length > 2 && parts[1].length == 4)
+    if (parts.length > 2 && parts[1].length === 4)
         arrPush.call(locales, parts[0] + '-' + parts[2]);
 
     while (locale = arrShift.call(locales)) {