Add more files to npm distribution (rollup#2552)

* Include sourcemaps and ESM browser build in bundle

* Exclude sourcemaps again, use js extension for browser bundle, only generate sourcemaps relevant for tests

Author: lukastaegert

package.json

@@ -116,12 +116,9 @@
     "url-parse": "^1.4.3"
   },
   "files": [
-    "dist/rollup.browser.js",
-    "dist/rollup.es.js",
-    "dist/rollup.js",
-    "dist/**/*.d.ts",
-    "bin/rollup",
-    "README.md"
+    "dist/*.js",
+    "dist/*.d.ts",
+    "bin/rollup"
   ],
   "lint-staged": {
     "{src,bin,browser,typings}/**/*.ts": [

rollup.config.js

@@ -81,7 +81,7 @@ export default command => {
 			external: ['fs', 'path', 'events', 'module', 'util', 'crypto'],
 			output: [
 				{ file: 'dist/rollup.js', format: 'cjs', sourcemap: true, banner },
-				{ file: 'dist/rollup.es.js', format: 'es', sourcemap: true, banner }
+				{ file: 'dist/rollup.es.js', format: 'esm', banner }
 			]
 		},
 		/* Rollup CLI */
@@ -134,8 +134,8 @@ export default command => {
 				terser({ module: true, output: { comments: 'some' } })
 			],
 			output: [
-				{ file: 'dist/rollup.browser.js', format: 'umd', name: 'rollup', sourcemap: true, banner },
-				{ file: 'dist/rollup.browser.mjs', format: 'es', sourcemap: true, banner }
+				{ file: 'dist/rollup.browser.js', format: 'umd', name: 'rollup', banner },
+				{ file: 'dist/rollup.browser.es.js', format: 'esm', banner }
 			]
 		}
 	]);