Merge pull request #4145 from alphagov/update-mangling-option

alphagov · Aug 31, 2023 · 8f0013a · 8f0013a
2 parents 03cd9bb + c1af8e1
commit 8f0013a
Showing 1 changed file with 7 additions and 1 deletion.
diff --git a/rollup.release.config.mjs b/rollup.release.config.mjs
@@ -30,7 +30,13 @@ export default defineConfig(({ i: input }) => ({
     plugins: [
       terser({
         format: { comments: false },
-        mangle: { reserved: Object.keys(GOVUKFrontend) },
+        mangle: {
+          keep_classnames: true,
+          keep_fnames: true,
+          // Ensure all top-level exports skip mangling, for example
+          // non-function string constants like `export { version }`
+          reserved: Object.keys(GOVUKFrontend)
+        },
 
         // Include sources content from source maps to inspect
         // GOV.UK Frontend and other dependencies' source code