Stronger typing for transformers

Reviewed By: jeanlauliac

Differential Revision: D5006679

fbshipit-source-id: 795c60db363fb53bc74697e4befe50995e9b97a7

packager/src/lib/GlobalTransformCache.js

@@ -24,7 +24,7 @@ const throat = require('throat');
 
 import type {
   Options as TransformWorkerOptions,
-  TransformOptions,
+  TransformOptionsStrict,
 } from '../JSTransformer/worker/worker';
 import type {CachedResult, GetTransformCacheKey} from './TransformCache';
 
@@ -381,7 +381,7 @@ class OptionsHasher {
    * of the cache key as they should not affect the transformation of a single
    * particular file.
    */
-  hashTransformOptions(hash: crypto$Hash, options: TransformOptions): crypto$Hash {
+  hashTransformOptions(hash: crypto$Hash, options: TransformOptionsStrict): crypto$Hash {
     const {
       generateSourceMaps, dev, hot, inlineRequires, platform, projectRoot,
       ...unknowns,

packager/src/lib/TransformCache.js

@@ -20,7 +20,7 @@ const rimraf = require('rimraf');
 const terminal = require('../lib/terminal');
 const writeFileAtomicSync = require('write-file-atomic').sync;
 
-import type {Options as TransformOptions} from '../JSTransformer/worker/worker';
+import type {Options as WorkerOptions} from '../JSTransformer/worker/worker';
 import type {MappingsMap} from './SourceMap';
 import type {Reporter} from './reporting';
 
@@ -58,7 +58,7 @@ function hashSourceCode(props: {
   filePath: string,
   sourceCode: string,
   getTransformCacheKey: GetTransformCacheKey,
-  transformOptions: TransformOptions,
+  transformOptions: WorkerOptions,
   transformOptionsKey: string,
 }): string {
   return crypto.createHash('sha1')
@@ -134,7 +134,7 @@ function writeSync(props: {
   filePath: string,
   sourceCode: string,
   getTransformCacheKey: GetTransformCacheKey,
-  transformOptions: TransformOptions,
+  transformOptions: WorkerOptions,
   transformOptionsKey: string,
   result: CachedResult,
 }): void {
@@ -326,7 +326,7 @@ function readMetadataFileSync(
 export type ReadTransformProps = {
   filePath: string,
   sourceCode: string,
-  transformOptions: TransformOptions,
+  transformOptions: WorkerOptions,
   transformOptionsKey: string,
   getTransformCacheKey: GetTransformCacheKey,
   cacheOptions: CacheOptions,