add eslint-comment-stripping plugin

Author: lobsterkatie

rollup/npmHelpers.js

@@ -7,7 +7,12 @@ import * as path from 'path';
 
 import deepMerge from 'deepmerge';
 
-import { makeConstToVarPlugin, makeNodeResolvePlugin, makeSucrasePlugin } from './plugins/index.js';
+import {
+  makeConstToVarPlugin,
+  makeNodeResolvePlugin,
+  makeRemoveESLintCommentsPlugin,
+  makeSucrasePlugin,
+} from './plugins/index.js';
 
 const packageDotJSON = require(path.resolve(process.cwd(), './package.json'));
 
@@ -22,6 +27,7 @@ export function makeBaseNPMConfig(options = {}) {
   const nodeResolvePlugin = makeNodeResolvePlugin();
   const sucrasePlugin = makeSucrasePlugin();
   const constToVarPlugin = makeConstToVarPlugin();
+  const removeESLintCommentsPlugin = makeRemoveESLintCommentsPlugin();
 
   // return {
   const config = {
@@ -63,7 +69,7 @@ export function makeBaseNPMConfig(options = {}) {
       interop: esModuleInterop ? 'auto' : 'esModule',
     },
 
-    plugins: [nodeResolvePlugin, sucrasePlugin, constToVarPlugin],
+    plugins: [nodeResolvePlugin, sucrasePlugin, constToVarPlugin, removeESLintCommentsPlugin],
 
     // don't include imported modules from outside the package in the final output
     external: [

rollup/plugins/npmPlugins.js

@@ -1,8 +1,12 @@
 /**
+ * Regex Replace plugin docs: https://github.com/jetiny/rollup-plugin-re
  * Replace plugin docs: https://github.com/rollup/plugins/tree/master/packages/replace
  * Sucrase plugin docs: https://github.com/rollup/plugins/tree/master/packages/sucrase
  */
 
+// We need both replacement plugins because one handles regex and the other runs both before and after rollup does its
+// bundling work.
+import regexReplace from 'rollup-plugin-re';
 import replace from '@rollup/plugin-replace';
 import sucrase from '@rollup/plugin-sucrase';
 
@@ -61,3 +65,19 @@ export function makeDebuggerPlugin(hookName) {
     },
   };
 }
+
+/**
+ * Create a plugin to strip eslint-style comments from the output.
+ *
+ * @returns A `rollup-plugin-re` instance.
+ */
+export function makeRemoveESLintCommentsPlugin() {
+  return regexReplace({
+    patterns: [
+      {
+        test: /\/[/*] eslint-disable.*\n/g,
+        replace: '',
+      },
+    ],
+  });
+}