fix(@ngtools/webpack): add a simple sanity check for preventing wrong…

… styleUrls Fixes #8560.
angular · Nov 23, 2017 · e3e04c5 · e3e04c5
1 parent 233338f
commit e3e04c5
Showing 1 changed file with 5 additions and 0 deletions.
diff --git a/packages/@ngtools/webpack/src/resource_loader.ts b/packages/@ngtools/webpack/src/resource_loader.ts
@@ -36,6 +36,11 @@ export class WebpackResourceLoader {
       throw new Error('WebpackResourceLoader cannot be used without parentCompilation');
     }
 
+    // Simple sanity check.
+    if (filePath.match(/\.[jt]s$/)) {
+      return Promise.reject('Cannot use a JavaScript or TypeScript file for styleUrl.');
+    }
+
     const compilerName = `compiler(${this._uniqueId++})`;
     const outputOptions = { filename: filePath };
     const relativePath = path.relative(this._context || '', filePath);