Merge pull request #23 from adambullmer/config-overrides

Added config override ability

lib/angular-app.js

@@ -92,11 +92,34 @@ AngularApp.prototype.initOptions = function (options) {
 };
 
 AngularApp.prototype.configTree = function () {
-    var config = this.appConfig,
-        header = 'export default JSON.parse(\'',
-        footer = '\');';
+    var config,
+        file = `
+const jsonConfig = JSON.parse('${this.appConfig}');
+let config = jsonConfig;
+
+if (jsonConfig.overrideConfig) {
+    config = new Proxy(jsonConfig, {
+        get: getterProxy.bind(this, window['angularConfig'], jsonConfig)
+    });
+}
+
+function getterProxy (override, original, target, name, receiver) {
+    let overrideValue = override && override[name],
+        value = overrideValue || original[name];
+
+    if (typeof value !== "object") {
+        return value;
+    }
+
+    return new Proxy(value, {
+        get: getterProxy.bind(this, overrideValue, original[name])
+    });
+}
+
+export default config;
+`;
 
-    config = writeFile('/config/environment.js', header + config + footer);
+    config = writeFile('/config/environment.js', file);
     config = new Babel(config, {
         moduleIds           : true,
         modules             : 'amdStrict',

package.json

@@ -1,6 +1,6 @@
 {
   "name": "angular-bro-app",
-  "version": "0.8.6",
+  "version": "0.9.0",
   "description": "Angular broccoli plugin and compilation routine",
   "main": "lib/angular-app.js",
   "scripts": {