fix: add hash to lib chunk names (#7190)

Co-authored-by: patak-dev <matias.capeletto@gmail.com>
vitejs · May 11, 2022 · c81cedf · c81cedf
1 parent a543220
commit c81cedf
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diff --git a/packages/vite/src/node/build.ts b/packages/vite/src/node/build.ts
@@ -433,7 +433,7 @@ async function doBuild(
           ? resolveLibFilename(libOptions, output.format || 'es', config.root)
           : path.posix.join(options.assetsDir, `[name].[hash].js`),
         chunkFileNames: libOptions
-          ? `[name].js`
+          ? `[name].[hash].js`
           : path.posix.join(options.assetsDir, `[name].[hash].js`),
         assetFileNames: libOptions
           ? `[name].[ext]`

diff --git a/playground/lib/__tests__/lib.spec.ts b/playground/lib/__tests__/lib.spec.ts
@@ -44,6 +44,9 @@ describe.runIf(isBuild)('build', () => {
       'utf-8'
     )
     expect(code).not.toMatch('__vitePreload')
+
+    // Test that library chunks are hashed
+    expect(code).toMatch(/await import\("\.\/message.[a-z\d]{8}.js"\)/)
   })
 
   test('@import hoist', async () => {