Change interface of the Javascript Transformer

Reviewed By: mjesun

Differential Revision: D9996621

fbshipit-source-id: 2f7584e0b4b9fb1e5e90d0012eb71b83fb6eebc7

Author: rafeca

packages/metro-config/src/defaults/index.js

@@ -92,7 +92,7 @@ const getDefaultValues = (projectRoot: ?string): IntermediateConfigT => ({
   projectRoot: projectRoot || path.resolve(__dirname, '../../..'),
   watchFolders: [],
   watch: false,
-  transformerPath: require.resolve('metro/src/JSTransformer/worker.js'),
+  transformerPath: require.resolve('metro/src/JSTransformer/workerWrapper.js'),
   maxWorkers: getMaxWorkers(),
   resetCache: false,
   reporter: new TerminalReporter(new Terminal(process.stdout)),

packages/metro/src/DeltaBundler/Worker.js

@@ -14,7 +14,7 @@ const crypto = require('crypto');
 const fs = require('fs');
 const path = require('path');
 
-import type {WorkerOptions as JsWorkerOptions} from '../JSTransformer/worker';
+import type {WorkerOptions as JsWorkerOptions} from '../JSTransformer/workerWrapper';
 import type {MixedOutput, TransformResultDependency} from './types.flow';
 import type {LogEntry} from 'metro-core/src/Logger';