packager: Bundler: hash all the cache key components

Jean Lauliac · Facebook Github Bot · commit 6740207b9ff4 · 2016-11-30T07:43:42.000-08:00
Reviewed By: davidaurelio

Differential Revision: D4238061

fbshipit-source-id: 2ad79a85a5da3026afd508557b3b29457f472bb2
diff --git a/packager/react-packager/src/Bundler/index.js b/packager/react-packager/src/Bundler/index.js
@@ -179,7 +179,10 @@ class Bundler {
       }
     }
 
-    const transformCacheKey = cacheKeyParts.join('$');
+    const transformCacheKey = crypto.createHash('sha1').update(
+      cacheKeyParts.join('$'),
+    ).digest('hex');
+
     this._cache = new Cache({
       resetCache: opts.resetCache,
       cacheKey: transformCacheKey,

Original file line number	Diff line number	Diff line change
`@@ -179,7 +179,10 @@ class Bundler {`
`179`	`179`	`}`
`180`	`180`	`}`
`181`	`181`
`182`		`- const transformCacheKey = cacheKeyParts.join('$');`
	`182`	`+ const transformCacheKey = crypto.createHash('sha1').update(`
	`183`	`+ cacheKeyParts.join('$'),`
	`184`	`+ ).digest('hex');`
	`185`	`+`
`183`	`186`	`this._cache = new Cache({`
`184`	`187`	`resetCache: opts.resetCache,`
`185`	`188`	`cacheKey: transformCacheKey,`