mol-proto - npm Package Compare versions

Comparing version 0.1.7 to 0.1.8

bower.json

 {
   "name": "proto",
-  "version": "0.1.7",
+  "version": "0.1.8",
   "homepage": "https://github.com/MailOnline/proto",
@@ -5,0 +5,0 @@ "authors": [

lib/proto_object.js

@@ -29,2 +29,3 @@ 'use strict';
  * - [omitKeys](#omitKeys)
+ * - [isEqual](#isEqual)
  *
@@ -52,3 +53,4 @@ * All these methods can be [chained](proto.js.html#Proto)
     pickKeys: pickKeys,
-    omitKeys: omitKeys
+    omitKeys: omitKeys,
+    isEqual: isEqual
 };
@@ -580,1 +582,40 @@
 }
+
+
+/**
+ * Performs deep equality test of the object. Does not work with recursive objects
+ * @param  {Any} self object to compare
+ * @param  {Any} obj object to compare
+ * @return {Boolean}
+ */
+function isEqual(obj) {
+    if (this === obj) return this !== 0 || 1/this == 1/obj; // 0 and -0 are considered not equal, although 0 === -0 is true
+    if (this == null || obj == null) return false;
+    var className = this.constructor.name;
+    if (className != obj.constructor.name) return false;
+    switch (className) {
+        case 'String':
+            return this == String(obj);
+        case 'Number':
+            return this != +this ? obj != +obj : (this == 0 ? 1/this == 1/obj : this == +obj);
+        case 'Date':
+        case 'Boolean':
+            return +this == +obj;
+        case 'RegExp':
+            return this.source == obj.source
+                    && this.global == obj.global
+                    && this.multiline == obj.multiline
+                    && this.ignoreCase == obj.ignoreCase;
+    }
+    if (typeof this != 'object' || typeof obj != 'object') return false;
+
+    if (Array.isArray(this))
+        return this.length == obj.length
+                && this.every(function(item, index) {
+                    return isEqual.call(item, obj[index]);
+                });
+    else
+        return everyKey.call(this, function(value, key) {
+            return isEqual.call(value, obj[key]);
+        });
+}

lib/proto.js

@@ -41,2 +41,3 @@ 'use strict';
  * - [omitKeys](proto_object.js.html#omitKeys)
+ * - [isEqual](proto_object.js.html#isEqual)
  */
@@ -43,0 +44,0 @@ var objectMethods = require('./proto_object');

package.json

 {
   "name": "mol-proto",
-  "version": "0.1.7",
+  "version": "0.1.8",
   "description": "ES5 object manipulation library for node and modern browsers",
@@ -5,0 +5,0 @@ "main": "lib/proto.js",

README.md

@@ -82,2 +82,3 @@ proto
   * [omitKeys](http://mailonline.github.io/proto/proto_object.js.html#omitKeys)
+  * [isEqual](http://mailonline.github.io/proto/proto_object.js.html#isEqual)
 
@@ -84,0 +85,0 @@ * [__Array functions__](http://mailonline.github.io/proto/proto_array.js.html)

test/proto_object_test.js

@@ -678,2 +678,3 @@ 'use strict';
 
+
     it('should define pickKeys function', function() {
@@ -685,2 +686,3 @@ var obj = { a: 1, b: 2, c: 3, d: 4, e: 5, f: 6 };
 
+
     it('should define omitKeys function', function() {
@@ -691,2 +693,23 @@ var obj = { a: 1, b: 2, c: 3, d: 4, e: 5, f: 6 };
     });
+
+
+    it('should define isEqual function', function() {
+        var obj1 = { name: 'milo', info: { test: 1 } }
+            , obj2 = { name: 'milo', info: { test: 1 } }
+            , obj3 = { name: 'milo', info: { test: 2 } }
+            , arr1 = [ 1, 2, [ 3, 4, { test: 5 } ] ]
+            , arr2 = [ 1, 2, [ 3, 4, { test: 5 } ] ]
+            , arr3 = [ 1, 2, [ 3, 4, { test: 6 } ] ];
+
+        assert(_.isEqual(null, null));
+        assert(_.isEqual(NaN, NaN));
+        assert(_.isEqual(undefined, undefined));
+        assert(! _.isEqual(0, -0));
+        assert(_.isEqual(obj1, obj2));
+        assert(! _.isEqual(obj1, obj3));
+        assert(_.isEqual(arr1, arr2));
+        assert(! _.isEqual(arr1, arr3));
+        assert(_.isEqual(/[a-c]/, /[a-c]/));
+        assert(! _.isEqual(/[a-c]/, /[a-c]/i));
+    })
 });

No alert changes

Improved metrics

Total package byte prevSize

174470

increased by1.39%

Lines of code

4227

increased by1.37%

Number of lines in readme file

136

increased by0.74%

No dependency changes