Added typescript definition file

Author: Roaders

package.json

@@ -29,7 +29,8 @@
     "grunt-contrib-qunit": "*",
     "grunt-contrib-uglify": "*",
     "grunt-ng-annotate": "^0.10.0",
-    "load-grunt-tasks": "*"
+    "load-grunt-tasks": "*",
+    "tsd": "^0.6.5"
   },
   "jam": {
     "main": "dist/rx.angular.js"
@@ -44,6 +45,7 @@
   ],
   "main": "index.js",
   "scripts": {
-    "test": "grunt"
+    "test": "grunt",
+    "postinstall": "node node_modules/tsd/build/cli.js install"
   }
 }

ts/rx.angular.d.ts

@@ -0,0 +1,30 @@
+/**
+ * Created by Giles Roadnight on 26/01/2016.
+ */
+
+///<reference path="../typings/tsd.d.ts" />
+
+declare module Rx {
+
+  export interface Observable<T> {
+    safeApply( scope: ng.IScope, onNext?: (value: T) => void, onError?: (error: any) => void, onComplete?: () => void ): Observable<T>;
+
+    digest( scope: ng.IScope, prop: string ): Observable<T>;
+  }
+}
+
+declare module angular{
+
+  export interface IObservableChange<T>{
+    observable: Rx.Observable<T>;
+    expression: string;
+    value: T;
+  }
+
+  export interface IScope{
+    $createObservableFunction<T>( functionName: string, listener: (data) => void ): Rx.Observable<T>;
+    $digestObservables<T>( observables: {[key:string]:Rx.Observable<T>} ): Rx.Observable<IObservableChange<T>>;
+    $eventToObservable<T>(eventName: string): Rx.Observable<T>;
+    $toObservable<T>(watchExpression: (scope: ng.IScope) => void | string, objectEquality?:boolean ): Rx.Observable<T>;
+  }
+}

ts/tsconfig.json

@@ -0,0 +1,13 @@
+{
+  "compilerOptions": {
+    "module": "commonjs",
+    "target": "es5",
+    "sourceMap": false,
+    "diagnostics": true
+  },
+  "files": [
+    "rx.angular.d.ts"
+  ],
+  "exclude": [
+  ]
+}

tsd.json

@@ -0,0 +1,15 @@
+{
+  "version": "v4",
+  "repo": "borisyankov/DefinitelyTyped",
+  "ref": "master",
+  "path": "typings",
+  "bundle": "typings/tsd.d.ts",
+  "installed": {
+    "angularjs/angular.d.ts": {
+      "commit": "46719185c564694c5583c4b7ad94dbb786ecad46"
+    },
+    "jquery/jquery.d.ts": {
+      "commit": "46719185c564694c5583c4b7ad94dbb786ecad46"
+    }
+  }
+}