add banner

local/rollup/src/createRollupConfig.js

@@ -62,6 +62,7 @@ const mergeAndResolveOptions = (userOptions) => {
     extractStyles: defaultExtractStyles,
     extractTypes: defaultExtractTypes,
     verbose: defaultVerbose,
+    banner: defaultBanner,
   } = defaultOptions;
   const {
     project,
@@ -73,6 +74,7 @@ const mergeAndResolveOptions = (userOptions) => {
     extractStyles: rawExtractStyles,
     extractTypes: rawExtractTypes,
     verbose: rawVerbose,
+    banner: rawBanner,
   } = userOptions;
   const projectPath = process.cwd();
   const mergedOptions = {
@@ -82,6 +84,7 @@ const mergeAndResolveOptions = (userOptions) => {
     extractStyles: rawExtractStyles ?? defaultExtractStyles,
     extractTypes: rawExtractTypes ?? defaultExtractTypes,
     verbose: rawVerbose ?? defaultVerbose,
+    banner: rawBanner ?? defaultBanner,
     paths: {
       ...defaultPaths,
       ...rawPaths,

local/rollup/src/defaultOptions.js

@@ -2,6 +2,7 @@ module.exports = {
   project: null,
   mode: 'build',
   verbose: false,
+  banner: null,
   paths: {
     src: './src',
     dist: './dist',

local/rollup/src/pipeline.build.js

@@ -7,6 +7,7 @@ const {
   rollupResolve,
   rollupAlias,
   rollupScss,
+  rollupLicense,
 } = require('./pipeline.common.plugins');
 
 const createOutputWithMinifiedVersion = (output, esm, buildMinifiedVersion) =>
@@ -36,7 +37,7 @@ const createOutputWithMinifiedVersion = (output, esm, buildMinifiedVersion) =>
   );
 
 module.exports = (resolve, options, esm) => {
-  const { rollup, paths, versions, alias, extractStyles } = options;
+  const { rollup, paths, versions, alias, extractStyles, banner } = options;
   const { output: rollupOutput, input, plugins = [], ...rollupOptions } = rollup;
   const { name, file, globals, exports, sourcemap: rawSourcemap, ...outputConfig } = rollupOutput;
   const { minified: buildMinifiedVersion } = versions;
@@ -75,6 +76,7 @@ module.exports = (resolve, options, esm) => {
       rollupResolve(srcPath, resolve),
       rollupCommonjs(sourcemap, resolve),
       rollupBabel(resolve, esm),
+      rollupLicense(banner, sourcemap),
       ...plugins,
     ].filter(Boolean),
   };

local/rollup/src/pipeline.common.plugins.js

@@ -9,6 +9,7 @@ const rollupPluginCommonjs = require('@rollup/plugin-commonjs');
 const rollupPluginAlias = require('@rollup/plugin-alias');
 const rollupPluginTs = require('rollup-plugin-typescript2');
 const { default: rollupPluginEsBuild } = require('rollup-plugin-esbuild');
+const rollupPluginLicense = require('rollup-plugin-license');
 const babelConfigUmd = require('./babel.config.umd');
 const babelConfigEsm = require('./babel.config.esm');
 
@@ -97,4 +98,13 @@ module.exports = {
       include: ['*.ts+(|x)', '**/*.ts+(|x)'],
       exclude: ['node_modules', '**/node_modules/*', '*.d.ts', '**/*.d.ts'],
     }),
+  rollupLicense: (content, sourceMap) =>
+    content &&
+    rollupPluginLicense({
+      sourcemap: sourceMap,
+      banner: {
+        content,
+        commentStyle: 'ignored',
+      },
+    }),
 };

local/rollup/src/playwright/createPlaywrightRollupConfig.js

@@ -30,6 +30,7 @@ module.exports = (testDir, mode = 'dev', onListening = null) => {
   return createRollupConfig({
     project: name,
     mode,
+    banner: `${testDir}`,
     paths: {
       dist,
       src: path.resolve(testDir, './'),