allow namespaces to be turned off

README.md

@@ -25,17 +25,19 @@ Usage
 
 Made for Node.js and Bower (browser-side).
 
-    var localStorage = require('localStorage')
+```javascript
-      , JsonStorage = require('json-storage').JsonStorage
+var localStorage = require('localStorage')
-      , store = JsonStorage.create(localStorage, 'my-widget-namespace', { stringify: true })
+  , JsonStorage = require('json-storage').JsonStorage
-      , myValue = {
+  , store = JsonStorage.create(localStorage, 'my-widget-namespace', { stringify: true })
-            foo: "bar"
+  , myValue = {
-          , baz: "quux"
+        foo: "bar"
-        }
+      , baz: "quux"
-      ;
+    }
+  ;
 
-    store.set('myKey', myValue); 
+store.set('myKey', myValue); 
-    myValue = store.get('myKey');
+myValue = store.get('myKey');
+```
 
 NOTE: When using with Node and the `localStorage` module,
 you may wish to pass the `{ stringify: false }` option to prevent double stringification.
@@ -48,6 +50,8 @@ API
     * `namespace` is optional string which allows multiple non-conflicting storage containers. For example you could pass two widgets different storage containers and not worry about naming conflicts:
       * `Gizmos.create(JsonStorage.create(null, 'my-gizmos'))`
       * `Gadgets.create(JsonStorage.create(null, 'my-gadgets'))`
+      * Namespacing can be turned off by explicitly setting `false`
+        * `Gadgets.create(JsonStorage.create(null, false))`
     * `opts`
       * `stringify` set to `false` in `node` to avoid double stringifying
   * `store.get(key)`
@@ -82,9 +86,11 @@ To save `undefined`, use `null` instead.
 
 Note that both values that exist as `null` and values that don't exist at all will return `null`.
 
-    store.set('existing-key', null);
+```javascript
-    null === store.get('existing-key');
+store.set('existing-key', null);
-    null === store.get('non-existant-key');
+null === store.get('existing-key');
+null === store.get('non-existant-key');
+```
 
 
 ### `null` vs `"null"`

json-storage.js

@@ -52,6 +52,9 @@
     // complicated to figure it out
     this._namespace = delim;
     this._namespace += (namespace || 'jss');
+    if (false === this._namespace) {
+      this._namespace = '';
+    }
 
     this._store = w3cStorage;
     this._keysAreDirty = true;
@@ -107,7 +110,7 @@
 
       delimAt = key.lastIndexOf(this._namespace);
       // test if this key belongs to this widget
-      if (-1 !== delimAt) {
+      if (!this._namespace || (-1 !== delimAt)) {
         this._keys.push(key.substr(0, delimAt));
       }
     }

package.json

@@ -3,7 +3,7 @@
   "name": "json-storage",
   "description": "A wrapper for storage engines which use the W3C Storage API",
   "keywords": ["dom", "storage", "json", "w3c", "localStorage", "sessionStorage", "globalStorage", "Storage"],
-  "version": "2.0.1",
+  "version": "2.1.0",
   "repository": {
     "type": "git",
     "url": "git://github.com/coolaj86/json-storage-js.git"