fix(@ngtools/webpack): exportLazyModuleMap should not be executed in Ivy

alan-agius4 · vikerman · commit 0cf8ce56a69d · 2019-09-27T14:39:28.000-07:00
The export lazy module map is required only for string based lazy loading which is not supported in Ivy.
diff --git a/packages/ngtools/webpack/src/angular_compiler_plugin.ts b/packages/ngtools/webpack/src/angular_compiler_plugin.ts
@@ -1012,7 +1012,12 @@ export class AngularCompilerPlugin {
           ));
         }
       } else if (this._platform === PLATFORM.Server) {
-        this._transformers.push(exportLazyModuleMap(isMainPath, getLazyRoutes));
+        // The export lazy module map is required only for string based lazy loading
+        // which is not supported in Ivy
+        if (!this._compilerOptions.enableIvy) {
+          this._transformers.push(exportLazyModuleMap(isMainPath, getLazyRoutes));
+        }
+
         if (this._useFactories) {
           this._transformers.push(
             exportNgFactory(isMainPath, getEntryModule),
