Fixes #385 (#386)

package.json

@@ -1,6 +1,6 @@
 {
   "name": "inversify",
-  "version": "2.0.0",
+  "version": "2.0.1",
   "description": "A powerful and lightweight inversion of control container for JavaScript and Node.js apps powered by TypeScript.",
   "main": "lib/inversify.js",
   "jsnext:main": "es/inversify.js",

src/utils/utils.ts

@@ -1,3 +1,9 @@
 export function getFunctionName(v: any): string {
-    return v.name ? v.name : v.toString().match(/^function\s*([^\s(]+)/)[1];
+    if (v.name) {
+        return v.name;
+    } else {
+        let name = v.toString();
+        let match = name.match(/^function\s*([^\s(]+)/);
+        return match ? match[1] : `Anonymous function: ${name}`;
+    }
 }

test/bugs/bugs.test.ts

@@ -1,5 +1,6 @@
 import { expect } from "chai";
 import * as ERROR_MSGS from "../../src/constants/error_msgs";
+import { getFunctionName } from "../../src/utils/utils";
 
 import {
     Kernel,
@@ -276,4 +277,16 @@ describe("Bugs", () => {
 
     });
 
+    it("Helper getFunctionName should not throw when using an anonymous function", () => {
+
+        let name = getFunctionName(function (options: any) {
+            this.configure(options);
+        });
+
+        expect(name).to.eql("Anonymous function: " + (function (options: any) {
+            this.configure(options);
+        }).toString());
+
+    });
+
 });