Redux Injector (Enables bindings between redux and dojo 2 widget-core) (

#2)

* redux injector

* add dojo/interfaces dependency

* add tests for redux injector

* Add redux to intern config

* add other config for intern

* move redux to optional dependency

package.json

@@ -24,16 +24,27 @@
     "prepublish": "grunt peerDepInstall",
     "test": "grunt test"
   },
+  "peerDependencies": {
+    "@dojo/widget-core": "next",
+    "@dojo/core": "next",
+    "@dojo/has": "next",
+    "@dojo/i18n": "next",
+    "@dojo/shim": "next"
+  },
   "devDependencies": {
+    "@dojo/interfaces": "next",
+    "@dojo/loader": "next",
     "@types/chai": "4.0.*",
     "@types/glob": "5.0.*",
     "@types/grunt": "0.4.*",
     "@types/sinon": "^1.16.31",
     "codecov.io": "0.1.6",
-    "@dojo/loader": "next",
     "grunt": "~1.0.1",
     "grunt-dojo2": "latest",
     "intern": "^3.4.6",
     "typescript": "~2.4.2"
+  },
+  "optionalDependencies": {
+    "redux": "^3.7.2"
   }
 }

src/redux/ReduxInjector.ts

@@ -0,0 +1,37 @@
+import { Store } from 'redux';
+import { Base } from '@dojo/widget-core/Injector';
+
+/**
+ * Injector for redux store
+ */
+export class ReduxInjector<S = any> extends Base<Store<S>> {
+
+	/**
+	 * Injected redux store
+	 */
+	protected store: Store<S>;
+
+	/**
+	 * Sets the store and attaches the injectors invalidate to the redux
+	 * stores bind.
+	 *
+	 * @param store The store for the injector
+	 */
+	constructor(store: Store<S>) {
+		super();
+		this.store = store;
+		this.store.subscribe(this.invalidate.bind(this));
+	}
+
+	/**
+	 * Returns the value to be injected, in this case the Store
+	 * that was passed when creating the Injector.
+	 *
+	 * @returns Returns the store
+	 */
+	public toInject(): Store<S> {
+		return this.store;
+	}
+}
+
+export default ReduxInjector;

tests/intern.ts

@@ -55,9 +55,25 @@ export const loaderOptions = {
 		{ name: '@dojo', location: 'node_modules/@dojo' },
 		{ name: 'dojo', location: 'node_modules/intern/node_modules/dojo' },
 		{ name: 'grunt-dojo2', location: 'node_modules/grunt-dojo2' },
+		{ name: 'redux', location: 'node_modules/redux/dist', main: 'redux' },
 		{ name: 'src', location: '_build/src' },
-		{ name: 'tests', location: '_build/tests' }
-	]
+		{ name: 'tests', location: '_build/tests' },
+		{ name: 'cldr-data', location: 'node_modules/cldr-data' },
+		{ name: 'cldrjs', location: 'node_modules/cldrjs' },
+		{ name: 'globalize', location: 'node_modules/globalize', main: 'dist/globalize' },
+		{ name: 'maquette', location: 'node_modules/maquette/dist', main: 'maquette' },
+		{ name: 'pepjs', location: 'node_modules/pepjs/dist', main: 'pep' },
+		{ name: 'grunt-dojo2', location: 'node_modules/grunt-dojo2'},
+		{ name: 'sinon', location: 'node_modules/sinon/pkg', main: 'sinon' }
+	],
+	map: {
+		globalize: {
+			'cldr': 'cldrjs/dist/cldr',
+			'cldr/event': 'cldrjs/dist/cldr/event',
+			'cldr/supplemental': 'cldrjs/dist/cldr/supplemental',
+			'cldr/unresolved': 'cldrjs/dist/cldr/unresolved'
+		}
+	}
 };
 
 // Non-functional test suite(s) to run in each browser

tests/unit/all.ts

@@ -1 +1,2 @@
 import './main';
+import './redux/ReduxInjector';

tests/unit/redux/ReduxInjector.ts

@@ -0,0 +1,23 @@
+import * as registerSuite from 'intern!object';
+import * as assert from 'intern/chai!assert';
+import { ReduxInjector } from './../../../src/redux/ReduxInjector';
+import { createStore } from 'redux';
+
+registerSuite({
+	name: 'ReduxInjector',
+	reduxInjector() {
+		const store = createStore((state) => state);
+		const injector = new ReduxInjector(store);
+		let injectorInvalidated = false;
+		injector.on('invalidated', () => {
+			injectorInvalidated = true;
+		});
+		store.dispatch({ type: 'TEST' });
+		assert.isTrue(injectorInvalidated);
+	},
+	toInject() {
+		const store = createStore((state) => state);
+		const injector = new ReduxInjector(store);
+		assert.strictEqual(injector.toInject(), store);
+	}
+});