clone - npm Package Compare versions

Comparing version 0.1.11 to 0.1.12

clone.js

@@ -42,6 +42,12 @@ "use strict";
  *    circular references. (optional - true by default)
+ * @param `depth` - set to a number if the object is only to be cloned to
+ *    a particular depth. (optional - defaults to Infinity)
 */
-function clone(parent, circular) {
+function clone(parent, circular, depth) {
   if (typeof circular == 'undefined')
     circular = true;
+  if (typeof depth == 'undefined')
+    depth = Infinity;
+  if (depth === 0)
+    return parent;
 
@@ -126,3 +132,3 @@ var useBuffer = typeof Buffer != 'undefined';
         for(i in parent)
-          child[i] = clone(parent[i], circular);
+          child[i] = clone(parent[i], circular, depth - 1);
       }
@@ -138,3 +144,3 @@ else if (util.isDate(parent))
         for(i in parent)
-          child[i] = clone(parent[i], circular);
+          child[i] = clone(parent[i], circular, depth - 1);
       }
@@ -141,0 +147,0 @@ }

package.json

@@ -11,3 +11,3 @@ {
   ],
-  "version": "0.1.11",
+  "version": "0.1.12",
   "repository": {
@@ -21,3 +21,3 @@ "type": "git",
   "main": "clone.js",
-  "author": "Paul Vorbach <[e-mail]> (http://vorb.de)",
+  "author": "Paul Vorbach <[e-mail]> (http://vorba.ch/)",
   "contributors": [
@@ -33,3 +33,4 @@ "Blake Miner <[e-mail]> (http://www.blakeminer.com/)",
     "Dustin Diaz (http://dustindiaz.com)",
-    "Ilya Shaisultanov (https://github.com/diversario)"
+    "Ilya Shaisultanov (https://github.com/diversario)",
+    "Nathan MacInnes <[e-mail]> (http://macinn.es/)"
   ],
@@ -36,0 +37,0 @@ "engines": {

README.md

@@ -47,3 +47,3 @@ # clone
 
-`clone(val, circular)`
+`clone(val, circular, depth)`
 
@@ -56,2 +56,4 @@ * `val` -- the value that you want to clone, any type allowed
     There is no error if `undefined` or `null` is passed as `obj`.
+  * `depth` -- depth to wich the object is to be cloned (optional,
+    defaults to infinity)
 
@@ -58,0 +60,0 @@ `clone.clonePrototype(obj)`

test.js

@@ -218,1 +218,22 @@ if(module.parent === null) {
 }
+
+exports['clone object with depth argument'] = function (test) {
+    test.expect(6);
+    var a = {
+        foo: {
+            bar : {
+                baz : 'qux'
+            }
+        }
+    };
+    var b = clone(a, false, 1);
+    test.deepEqual(b, a);
+    test.notEqual(b, a);
+    test.strictEqual(b.foo, a.foo);
+
+    b = clone(a, false, 2);
+    test.deepEqual(b, a);
+    test.notEqual(b.foo, a.foo);
+    test.strictEqual(b.foo.bar, a.foo.bar);
+    test.done();
+}

No alert changes

Improved metrics

Total package byte prevSize

15533

increased by6.04%

Lines of code

325

increased by7.97%

Number of lines in readme file

127

increased by1.6%

No dependency changes