1 files changed, 115 insertions, 0 deletions
diff --git a/packages/browser/rollup.config.js b/packages/browser/rollup.config.js
new file mode 100644
index 0000000..3428748
--- /dev/null
+++ b/packages/browser/rollup.config.js
@@ -0,0 +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';
+
+/**
+ * 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;
+    },
+  };
+};
+
+/**
+ * Re-enable version injection when this gets resolved:
+ *
+ * https://github.com/djhouseknecht/rollup-plugin-version-injector/issues/22
+ *
+ * To avoid a repeat of the first half of this:
+ *
+ * https://github.com/MasterKale/SimpleWebAuthn/issues/56
+ */
+// const swanVersionInjector = 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 configuration to generate the following:
+ * - ES2018 bundle
+ * - ES5 bundle
+ * - Type declarations
+ */
+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(),
+      // swanVersionInjector,
+    ],
+  },
+  {
+    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(),
+      // swanVersionInjector,
+    ],
+    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(),
+      // swanVersionInjector,
+    ],
+  },
+];