diff --git a/localForage/localForage-tests.ts b/localForage/localForage-tests.ts
index 6f162e8c4b..4a885f18fc 100644
--- a/localForage/localForage-tests.ts
+++ b/localForage/localForage-tests.ts
@@ -1,65 +1,86 @@
 /// <reference path="localForage.d.ts" />
 
-declare var localForage: LocalForage;
+declare let localForage: LocalForage;
 
-() => {
+namespace LocalForageTest {
     localForage.clear((err: any) => {
-        var newError: any = err;
+        let newError: any = err;
     });
 
     localForage.iterate((str: string, key: string, num: number) => {
-        var newStr: string = str;
-        var newKey: string = key;
-        var newNum: number = num;
+        let newStr: string = str;
+        let newKey: string = key;
+        let newNum: number = num;
     });
 
     localForage.length((err: any, num: number) => {
-        var newError: any = err;
-        var newNumber: number = num;
+        let newError: any = err;
+        let newNumber: number = num;
     });
 
     localForage.key(0, (err: any, value: string) => {
-        var newError: any = err;
-        var newValue: string = value;
+        let newError: any = err;
+        let newValue: string = value;
     });
 
     localForage.keys((err: any, keys: Array<string>) => {
-        var newError: any = err;
-        var newArray: Array<string> = keys;
+        let newError: any = err;
+        let newArray: Array<string> = keys;
     });
 
     localForage.getItem("key",(err: any, str: string) => {
-        var newError: any = err;
-        var newStr: string = str
+        let newError: any = err;
+        let newStr: string = str
     });
 
     localForage.getItem<string>("key").then((str: string) => {
-        var newStr: string = str;
+        let newStr: string = str;
     });
-  
+
     localForage.setItem("key", "value",(err: any, str: string) => {
-        var newError: any = err;
-        var newStr: string = str
+        let newError: any = err;
+        let newStr: string = str
     });
 
     localForage.setItem("key", "value").then((str: string) => {
-        var newStr: string = str;
+        let newStr: string = str;
     });
-  
+
     localForage.removeItem("key",(err: any) => {
-        var newError: any = err;
+        let newError: any = err;
     });
 
     localForage.removeItem("key").then(() => {
     });
-    
-    var config = localForage.config({
-        name: "testyo",
-        driver: localForage.LOCALSTORAGE
-    });
-    
-    var store = localForage.createInstance({
-        name: "da instance",
-        driver: localForage.LOCALSTORAGE
-    });
-}
\ No newline at end of file
+
+    {
+        let config: boolean;
+
+        config = localForage.config({
+            name: "testyo",
+            driver: localForage.LOCALSTORAGE
+        });
+    }
+
+    {
+        let store: LocalForage;
+
+        store = localForage.createInstance({
+            name: "da instance",
+            driver: localForage.LOCALSTORAGE
+        });
+    }
+
+    {
+        let testSerializer: LocalForageSerializer;
+
+        localForage.getSerializer()
+        .then((serializer: LocalForageSerializer) => {
+            testSerializer = serializer;
+        });
+
+        localForage.getSerializer((serializer: LocalForageSerializer) => {
+            testSerializer = serializer;
+        });
+    }
+}
diff --git a/localForage/localForage.d.ts b/localForage/localForage.d.ts
index c727d93b3a..eaafd8b8c8 100644
--- a/localForage/localForage.d.ts
+++ b/localForage/localForage.d.ts
@@ -39,6 +39,16 @@ interface LocalForageDriver {
     setItem(key: string, value: any, callback: (err: any, value: any) => void): void;
 }
 
+interface LocalForageSerializer {
+    serialize<T>(value: T | ArrayBuffer | Blob, callback: (value: string, error: any) => {}): void;
+
+    deserialize<T>(value: string): T | ArrayBuffer | Blob;
+
+    stringToBuffer(serializedString: string): ArrayBuffer;
+
+    bufferToString(buffer: ArrayBuffer): string;
+}
+
 interface LocalForage {
     LOCALSTORAGE: string;
     WEBSQL: string;
@@ -50,6 +60,12 @@ interface LocalForage {
     * @param {ILocalForageConfig} options?
     */
     config(options: LocalForageOptions): boolean;
+
+    /**
+     * Create a new instance of localForage to point to a different store.
+     * All the configuration options used by config are supported.
+     * @param {LocalForageOptions} options
+     */
     createInstance(options: LocalForageOptions): LocalForage;
 
     driver(): string;
@@ -62,6 +78,11 @@ interface LocalForage {
     defineDriver(driver: LocalForageDriver): Promise<void>;
     defineDriver(driver: LocalForageDriver, callback: () => void, errorCallback: (error: any) => void): void;
 
+    getSerializer(): Promise<LocalForageSerializer>;
+    getSerializer(callback: (serializer: LocalForageSerializer) => void): void;
+
+    supports(driverName: string): boolean;
+
     getItem<T>(key: string): Promise<T>;
     getItem<T>(key: string, callback: (err: any, value: T) => void): void;
 
@@ -86,16 +107,9 @@ interface LocalForage {
     iterate(iteratee: (value: any, key: string, iterationNumber: number) => any): Promise<any>;
     iterate(iteratee: (value: any, key: string, iterationNumber: number) => any,
             callback: (err: any, result: any) => void): void;
-    
-    /**
-     * Create a new instance of localForage to point to a different store.
-     * All the configuration options used by config are supported.
-     * @param {LocalForageOptions} options
-     */
-    createInstance(options: LocalForageOptions): LocalForage;
 }
 
 declare module "localforage" {
-    var localforage: LocalForage;
+    let localforage: LocalForage;
     export = localforage;
 }