improve build setup and prepare for rollup3

local/rollup/package.json

@@ -2,11 +2,11 @@
   "name": "@~local/rollup",
   "private": true,
   "dependencies": {
-    "@rollup/plugin-alias": "^3.1.9",
-    "@rollup/plugin-babel": "^5.3.1",
-    "@rollup/plugin-commonjs": "^22.0.2",
-    "@rollup/plugin-html": "^0.2.0",
-    "@rollup/plugin-node-resolve": "^13.3.0",
+    "@rollup/plugin-alias": "^4.0.2",
+    "@rollup/plugin-babel": "^6.0.2",
+    "@rollup/plugin-commonjs": "^23.0.2",
+    "@rollup/plugin-html": "^1.0.1",
+    "@rollup/plugin-json": "^5.0.1",
     "autoprefixer": "^10.4.7",
     "cssnano": "^5.1.12",
     "glob": "^7.1.6",

local/rollup/src/bundle/packageJson.js

@@ -0,0 +1,17 @@
+const path = require('path');
+const { terser: rollupTerser } = require('rollup-plugin-terser');
+const { rollupJson } = require('./plugins');
+
+module.exports = (resolve, options) => {
+  const { extractPackageJson, outDir, rollup } = options;
+
+  const { input = './package.json', output = './package.json' } = extractPackageJson;
+
+  return {
+    input,
+    output: {
+      file: path.resolve(outDir, output),
+    },
+    plugins: [rollupJson()],
+  };
+};

local/rollup/src/bundle/plugins.js

@@ -3,13 +3,13 @@ const sass = require('sass');
 const postcss = require('postcss');
 const cssnano = require('cssnano');
 const autoprefixer = require('autoprefixer');
-const { nodeResolve: rollupPluginResolve } = require('@rollup/plugin-node-resolve');
 const { babel: rollupBabelInputPlugin } = require('@rollup/plugin-babel');
 const { esbuildResolve: rollupPluginEsBuildResolve } = require('rollup-plugin-esbuild-resolve');
 const rollupPluginScss = require('rollup-plugin-scss');
 const rollupPluginIgnoreImport = require('rollup-plugin-ignore-import');
 const rollupPluginCommonjs = require('@rollup/plugin-commonjs');
 const rollupPluginAlias = require('@rollup/plugin-alias');
+const rollupPluginJson = require('@rollup/plugin-json');
 const rollupPluginTs = require('rollup-plugin-typescript2');
 const rollupPluginLicense = require('rollup-plugin-license');
 const rollupPluginEsBuild = require('../plugins/esbuild');
@@ -37,14 +37,6 @@ module.exports = {
       sourceMap: sourcemap,
       extensions: resolve.extensions,
     }),
-  rollupResolve: (resolve, resolveOnly) =>
-    rollupPluginResolve({
-      mainFields: ['browser', 'umd:main', 'module', 'main'],
-      moduleDirectories: resolve.directories,
-      extensions: resolve.extensions,
-      ignoreSideEffectsForRoot: true,
-      ...(resolveOnly ? { resolveOnly } : {}),
-    }),
   rollupEsbuildResolve: (resolve) =>
     rollupPluginEsBuildResolve({
       esbuild: {
@@ -136,4 +128,5 @@ module.exports = {
         commentStyle: 'ignored',
       },
     }),
+  rollupJson: () => rollupPluginJson(),
 };

local/rollup/src/createRollupConfig.js

@@ -37,6 +37,7 @@ const mergeAndResolveOptions = (userOptions) => {
     rollup: defaultRollup,
     extractStyles: defaultExtractStyles,
     extractTypes: defaultExtractTypes,
+    extractPackageJson: defaultExtractPackageJson,
     verbose: defaultVerbose,
     banner: defaultBanner,
     useEsbuild: defaultUseEsbuild,
@@ -50,6 +51,7 @@ const mergeAndResolveOptions = (userOptions) => {
     versions: rawVersions,
     extractStyles: rawExtractStyles,
     extractTypes: rawExtractTypes,
+    extractPackageJson: rawExtractPackageJson,
     verbose: rawVerbose,
     banner: rawBanner,
     useEsbuild: rawUseEsbuild,
@@ -62,6 +64,7 @@ const mergeAndResolveOptions = (userOptions) => {
     project: project || path.basename(projectPath),
     extractStyles: rawExtractStyles ?? defaultExtractStyles,
     extractTypes: rawExtractTypes ?? defaultExtractTypes,
+    extractPackageJson: rawExtractPackageJson ?? defaultExtractPackageJson,
     verbose: rawVerbose ?? defaultVerbose,
     banner: rawBanner ?? defaultBanner,
     versions: rawVersions ?? defaultVersions,
@@ -95,6 +98,7 @@ const mergeAndResolveOptions = (userOptions) => {
   paths.types = resolvePath(projectPath, path.join(outDir, types));
   paths.styles = resolvePath(projectPath, path.join(outDir, styles));
 
+  mergedOptions.outDir = resolvePath(projectPath, outDir);
   mergedOptions.rollup.input = resolvePath(projectPath, mergedOptions.rollup.input, true);
   mergedOptions.rollup.output = {
     ...(mergedOptions.rollup.output || {}),
@@ -116,6 +120,9 @@ const createConfig = (userOptions = {}) => {
   const resultArr = Array.isArray(result) ? result : [result];
 
   if (verbose) {
+    if (!Array.isArray(resultArr[0].plugins)) {
+      resultArr[0].plugins = [];
+    }
     resultArr[0].plugins.push({
       name: 'PROJECT',
       buildStart() {

local/rollup/src/defaultOptions.js

@@ -25,6 +25,7 @@ module.exports = {
   ],
   extractStyles: false,
   extractTypes: false,
+  extractPackageJson: false,
   alias: {},
   rollup: {
     input: './src/index',

local/rollup/src/pipeline.default.js

@@ -2,14 +2,16 @@ const bundleScriptDefault = require('./bundle/script.default');
 const bundleScriptEsbuild = require('./bundle/script.esbuild');
 const bundleStyles = require('./bundle/styles');
 const bundleTypes = require('./bundle/types');
+const bundlePackageJson = require('./bundle/packageJson');
 
 module.exports = (resolve, options, esbuild) => {
-  const { extractTypes, extractStyles } = options;
+  const { extractTypes, extractStyles, extractPackageJson } = options;
   const bundleScript = esbuild ? bundleScriptEsbuild : bundleScriptDefault;
 
   const styles = extractStyles && bundleStyles(resolve, options);
   const types = extractTypes && bundleTypes(resolve, options);
   const js = bundleScript(resolve, options);
+  const pkgJson = extractPackageJson && bundlePackageJson(resolve, options);
 
-  return [styles, types, js].flat().filter((build) => !!build);
+  return [styles, types, js, pkgJson].flat().filter((build) => !!build);
 };

packages/overlayscrollbars/rollup.config.js

@@ -9,6 +9,7 @@ module.exports = createRollupConfig({
   verbose: true,
   extractStyles: true,
   extractTypes: true,
+  extractPackageJson: false,
   versions: [
     {
       format: 'cjs',