use rollup-plugin-cleanup

Author: phryneas

config/rollup.config.js

@@ -3,10 +3,13 @@ import { promises as fs } from "fs";
 
 import nodeResolve from "@rollup/plugin-node-resolve";
 import { terser as minify } from "rollup-plugin-terser";
+import cleanup from "rollup-plugin-cleanup";
 
 const entryPoints = require("./entryPoints");
 const distDir = "./dist";
 
+const removeComments = cleanup({});
+
 function isExternal(id, parentId, entryPointsAreExternal = true) {
   let posixId = toPosixPath(id);
   const posixParentId = toPosixPath(parentId);
@@ -50,15 +53,6 @@ function toPosixPath(p) {
   return p;
 }
 
-const removeComments = minify({
-  compress: false,
-  mangle: false,
-  toplevel: false,
-  format: {
-    comments: "some", // keeps comments with a @license, @copyright or @preserve tag
-  },
-});
-
 function prepareCJS(input, output) {
   return {
     input,

package-lock.json

@@ -162,6 +162,7 @@
     "resolve": "1.22.6",
     "rimraf": "5.0.1",
     "rollup": "2.79.1",
+    "rollup-plugin-cleanup": "3.2.1",
     "rollup-plugin-terser": "7.0.2",
     "rxjs": "7.8.1",
     "size-limit": "8.2.6",