Merge pull request #21 from SumitBando/master

show failed file location in error message, to aid debugging

src/index.spec.ts

@@ -21,7 +21,7 @@ describe('createMockMiddleware', () => {
       throw new Error('exit');
     } catch (error) {
       expect(error).toBeInstanceOf(Error);
-      expect(error).toHaveProperty('message', 'File with the openapi docs does not exist');
+      expect(error).toHaveProperty('message', 'OpenAPI spec not found at location');
     }
   });
 });

src/index.ts

@@ -27,7 +27,7 @@ export const createMockMiddleware = ({
   jsfCallback,
 }: MiddlewareOptions): express.Router => {
   if (!fs.existsSync(file)) {
-    throw new Error('File with the openapi docs does not exist');
+    throw new Error(`OpenAPI spec not found at location: ${file}`);
   }
 
   const router = createRouter();