1 files changed, 110 insertions, 20 deletions
diff --git a/packages/browser/rollup.config.js b/packages/browser/rollup.config.js
index cb701c1..6d2914f 100644
--- a/packages/browser/rollup.config.js
+++ b/packages/browser/rollup.config.js
@@ -1,25 +1,115 @@
 import typescript from '@rollup/plugin-typescript';
+import commonjs from '@rollup/plugin-commonjs';
 import nodeResolve from '@rollup/plugin-node-resolve';
+import { terser } from 'rollup-plugin-terser';
 import versionInjector from 'rollup-plugin-version-injector';
 
-export default {
-  input: 'src/index.ts',
-  output: {
-    dir: 'dist',
-    format: 'esm',
-    entryFileNames: 'bundles/[name].es2018.js',
-    preferConst: true,
-  },
-  plugins: [
-    typescript({ tsconfig: './tsconfig.json' }),
-    nodeResolve(),
-    versionInjector({
-      injectInComments: {
-        fileRegexp: /\.(js)$/,
-        // [@simplewebauthn/browser]  Version: 2.1.0 - Saturday, February 6th, 2021, 4:10:31 PM
-        tag: '[@simplewebauthn/browser]  Version: {version} - {date}',
-        dateFormat: 'dddd, mmmm dS, yyyy, h:MM:ss TT',
-      },
-    }),
-  ],
+/**
+ * Rollup plugin to clean `tslib` comment in `UMD` bundle targeting `ES5`
+ */
+const cleanTslibCommentInUMDBundleTargetingES5 = () => {
+  return {
+    name: 'cleanTslibCommentInUMDBundleTargetingES5',
+    renderChunk: async code => {
+      const comment = `
+/*! *****************************************************************************
+\tCopyright (c) Microsoft Corporation.
+
+\tPermission to use, copy, modify, and/or distribute this software for any
+\tpurpose with or without fee is hereby granted.
+
+\tTHE SOFTWARE IS PROVIDED "AS IS" AND THE AUTHOR DISCLAIMS ALL WARRANTIES WITH
+\tREGARD TO THIS SOFTWARE INCLUDING ALL IMPLIED WARRANTIES OF MERCHANTABILITY
+\tAND FITNESS. IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR ANY SPECIAL, DIRECT,
+\tINDIRECT, OR CONSEQUENTIAL DAMAGES OR ANY DAMAGES WHATSOEVER RESULTING FROM
+\tLOSS OF USE, DATA OR PROFITS, WHETHER IN AN ACTION OF CONTRACT, NEGLIGENCE OR
+\tOTHER TORTIOUS ACTION, ARISING OUT OF OR IN CONNECTION WITH THE USE OR
+\tPERFORMANCE OF THIS SOFTWARE.
+\t***************************************************************************** */
+`;
+      return code.indexOf(comment) > -1 ? code.replace(comment, '') : null;
+    },
+  };
 };
+
+/**
+ * Rollup configuration to generate all bundles in ES2018, ES5 and types
+ */
+export default [
+  {
+    input: 'src/index.ts',
+    output: [
+      {
+        dir: 'dist',
+        format: 'esm',
+        entryFileNames: 'es2018/[name].js',
+        preferConst: true,
+      },
+      {
+        dir: 'dist',
+        format: 'umd',
+        name: 'SimpleWebAuthnBrowser',
+        entryFileNames: 'es2018/[name].umd.min.js',
+        plugins: [terser()],
+      },
+    ],
+    plugins: [
+      typescript({ tsconfig: './tsconfig.json' }),
+      nodeResolve(),
+      versionInjector({
+        injectInComments: {
+          fileRegexp: /\.(js)$/,
+          // [@simplewebauthn/browser]  Version: 2.1.0 - Saturday, February 6th, 2021, 4:10:31 PM
+          tag: '[@simplewebauthn/browser]  Version: {version} - {date}',
+          dateFormat: 'dddd, mmmm dS, yyyy, h:MM:ss TT',
+        },
+      }),
+    ],
+  },
+  {
+    input: 'src/index.ts',
+    output: {
+      dir: 'dist',
+      format: 'cjs',
+      entryFileNames: 'es5/[name].js',
+      exports: 'auto',
+    },
+    plugins: [
+      typescript({ tsconfig: './tsconfig.es5.json' }),
+      commonjs({ extensions: ['.ts'] }),
+      nodeResolve(),
+      versionInjector({
+        injectInComments: {
+          fileRegexp: /\.(js)$/,
+          // [@simplewebauthn/browser]  Version: 2.1.0 - Saturday, February 6th, 2021, 4:10:31 PM
+          tag: '[@simplewebauthn/browser]  Version: {version} - {date}',
+          dateFormat: 'dddd, mmmm dS, yyyy, h:MM:ss TT',
+        },
+      }),
+    ],
+    external: ['tslib'],
+  },
+  {
+    input: 'src/index.ts',
+    output: {
+      dir: 'dist',
+      format: 'umd',
+      name: 'SimpleWebAuthnBrowser',
+      entryFileNames: 'es5/[name].umd.min.js',
+      plugins: [terser(), cleanTslibCommentInUMDBundleTargetingES5()],
+    },
+    plugins: [
+      typescript({ tsconfig: './tsconfig.es5.json' }),
+      commonjs({ extensions: ['.ts'] }),
+      nodeResolve(),
+      versionInjector({
+        injectInComments: {
+          fileRegexp: /\.(js)$/,
+          // [@simplewebauthn/browser]  Version: 2.1.0 - Saturday, February 6th, 2021, 4:10:31 PM
+          tag: '[@simplewebauthn/browser]  Version: {version} - {date}',
+          dateFormat: 'dddd, mmmm dS, yyyy, h:MM:ss TT',
+        },
+      }),
+    ],
+  },
+];