ambry - npm Package Compare versions

Comparing version 0.1.2 to 0.2.0

index.js

@@ -10,2 +10,6 @@ 'use strict';
 
+function _possibleConstructorReturn(self, call) { if (!self) { throw new ReferenceError("this hasn't been initialised - super() hasn't been called"); } return call && (typeof call === "object" || typeof call === "function") ? call : self; }
+
+function _inherits(subClass, superClass) { if (typeof superClass !== "function" && superClass !== null) { throw new TypeError("Super expression must either be null or a function, not " + typeof superClass); } subClass.prototype = Object.create(superClass && superClass.prototype, { constructor: { value: subClass, enumerable: false, writable: true, configurable: true } }); if (superClass) Object.setPrototypeOf ? Object.setPrototypeOf(subClass, superClass) : subClass.__proto__ = superClass; }
+
 function _classCallCheck(instance, Constructor) { if (!(instance instanceof Constructor)) { throw new TypeError("Cannot call a class as a function"); } }
@@ -17,5 +21,40 @@
 
-var Storage = (function () {
+var StrageDummy = (function () {
+  function StrageDummy() {
+    _classCallCheck(this, StrageDummy);
+  }
+
+  _createClass(StrageDummy, [{
+    key: 'setSchemeVersion',
+    value: function setSchemeVersion() {}
+  }, {
+    key: 'clear',
+    value: function clear() {}
+  }, {
+    key: 'prefixName',
+    value: function prefixName() {}
+  }, {
+    key: 'getItem',
+    value: function getItem() {}
+  }, {
+    key: 'removeItem',
+    value: function removeItem() {}
+  }, {
+    key: 'setItem',
+    value: function setItem() {}
+  }], [{
+    key: 'isQuotaExceeded',
+    value: function isQuotaExceeded() {}
+  }]);
+
+  return StrageDummy;
+})();
+
+var subscribes = {};
+
+var Storage = (function (_StrageDummy) {
+  _inherits(Storage, _StrageDummy);
+
   function Storage(_ref) {
-    var type = _ref.type;
+    var storage = _ref.storage;
     var namespace = _ref.namespace;
@@ -27,15 +66,10 @@ var schemeVersion = _ref.schemeVersion;
 
-    var storage = window[type];
-    try {
-      var test = 'test';
-      storage.setItem(test, test);
-      storage.removeItem(test);
-    } catch (e) {
-      console.warn('No storage of type ' + type + ' available in this environment.');
-    }
-    this._storage = storage;
-    this._prefix = namespace ? namespace + '.' : '';
-    this._clearOnExceed = clearOnExceed;
-    this._schemeVersion = this.getItem(SCHEME_VERSION_FIELD_NAME);
-    this.setSchemeVersion(schemeVersion);
+    var _this = _possibleConstructorReturn(this, Object.getPrototypeOf(Storage).call(this));
+
+    _this._storage = storage;
+    _this._prefix = namespace ? namespace + '.' : '';
+    _this._clearOnExceed = clearOnExceed;
+    _this._schemeVersion = _this.getItem(SCHEME_VERSION_FIELD_NAME);
+    _this.setSchemeVersion(schemeVersion);
+    return _this;
   }
@@ -79,3 +113,3 @@
       try {
-        JSON.parse(this._storage.removeItem(this.prefixName(field)));
+        this._storage.removeItem(this.prefixName(field));
       } catch (e) {
@@ -92,3 +126,3 @@ console.warn(e);
       } catch (e) {
-        if (this.isQuotaExceeded(e)) {
+        if (Storage.isQuotaExceeded(e)) {
           console.warn('Quote is exceeded.');
@@ -104,2 +138,14 @@ if (this._clearOnExceed) {
     }
+    // TODO make it possible to do multiple subscribes
+
+  }, {
+    key: 'subscribe',
+    value: function subscribe(fn) {
+      subscribes[this._prefix] = fn;
+    }
+  }, {
+    key: 'unsubscribe',
+    value: function unsubscribe() {
+      delete subscribes[this._prefix];
+    }
   }], [{
@@ -129,15 +175,50 @@ key: 'isQuotaExceeded',
   return Storage;
-})();
+})(StrageDummy);
 
-function createStorage(_ref2) {
-  var _ref2$type = _ref2.type;
-  var type = _ref2$type === undefined ? 'localStorage' : _ref2$type;
-  var _ref2$namespace = _ref2.namespace;
-  var namespace = _ref2$namespace === undefined ? null : _ref2$namespace;
-  var _ref2$schemeVersion = _ref2.schemeVersion;
-  var schemeVersion = _ref2$schemeVersion === undefined ? null : _ref2$schemeVersion;
-  var _ref2$clearOnExceed = _ref2.clearOnExceed;
-  var clearOnExceed = _ref2$clearOnExceed === undefined ? true : _ref2$clearOnExceed;
+function isStorageAvailable(storage) {
+  try {
+    var test = 'test';
+    storage.setItem(test, test);
+    storage.removeItem(test);
+    return true;
+  } catch (e) {
+    return false;
+  }
+}
 
-  return new Storage({ type: type, schemeVersion: schemeVersion, namespace: namespace, clearOnExceed: clearOnExceed });
+window.addEventListener('storage', function (_ref2) {
+  var key = _ref2.key;
+  var oldValue = _ref2.oldValue;
+  var newValue = _ref2.newValue;
+
+  Object.keys(subscribes).forEach(function (prefix) {
+    if (key.indexOf(prefix) === 0) {
+      subscribes[prefix](key.replace(prefix, ''),
+      // TODO warn if parsing fails
+      JSON.parse(oldValue), JSON.parse(newValue));
+    }
+  });
+}, false);
+
+function createStorage(_ref3) {
+  var _ref3$type = _ref3.type;
+  var type = _ref3$type === undefined ? 'localStorage' : _ref3$type;
+  var _ref3$namespace = _ref3.namespace;
+  var namespace = _ref3$namespace === undefined ? null : _ref3$namespace;
+  var _ref3$schemeVersion = _ref3.schemeVersion;
+  var schemeVersion = _ref3$schemeVersion === undefined ? null : _ref3$schemeVersion;
+  var _ref3$clearOnExceed = _ref3.clearOnExceed;
+  var clearOnExceed = _ref3$clearOnExceed === undefined ? true : _ref3$clearOnExceed;
+  var _ref3$doNotThrow = _ref3.doNotThrow;
+  var doNotThrow = _ref3$doNotThrow === undefined ? true : _ref3$doNotThrow;
+
+  var storage = window[type];
+  if (storage && isStorageAvailable(storage)) {
+    return new Storage({ storage: storage, schemeVersion: schemeVersion, namespace: namespace, clearOnExceed: clearOnExceed });
+  }
+  if (doNotThrow) {
+    console.warn('WebStorages are not available in current environment.');
+    return new StrageDummy();
+  }
+  throw new Error('WebStorages are not available in current environment.');
 }

package.json

 {
   "name": "ambry",
-  "version": "0.1.2",
+  "version": "0.2.0",
   "description": "WebStorage wrapper that makes your life easier",
@@ -5,0 +5,0 @@ "main": "index.js",

No alert changes

Improved metrics

Total package byte prevSize

7812

increased by49.86%

Lines of code

196

increased by55.56%

No dependency changes