Merge pull request #16 from taylorli2000/main

enhancement: add cjs build

Author: andrewmd5

build.mjs

@@ -1,26 +1,42 @@
+import path from 'path';
+import { fileURLToPath } from 'url';
 import { build } from 'esbuild';
-import { raw } from "esbuild-raw-plugin";
+import { raw } from 'esbuild-raw-plugin';
+import { es5Plugin } from 'esbuild-plugin-es5';
 
-const prod = build({
-    entryPoints: ['src/index.ts'],
-    bundle: true,
-    format: 'esm',
-    outfile: 'dist/esm/index.esm.js',
-    sourcemap: true,
-    minify: true,
-    plugins: [raw()],
-    target: ['ESNext'],
+const shared = {
+  entryPoints: ['src/index.ts'],
+  bundle: true,
+  format: 'esm',
+  sourcemap: true,
+  minify: true,
+  plugins: [raw()],
+  target: ['ESNext'],
+  tsconfig: 'tsconfig.esm.json',
+};
+
+const prodESM = build({
+  ...shared,
+  outfile: 'dist/esm/index.js',
 });
 
-const demo = build({
-    entryPoints: ['src/index.ts'],
-    bundle: true,
-    format: 'esm',
-    outfile: 'demo/index.esm.js',
-    sourcemap: true,
-    minify: false,
-    plugins: [raw()],
+const prodCJS = build({
+  ...shared,
+  plugins: [...shared.plugins, es5Plugin()],
+  target: ['es5'],
+  alias: {
+    '@swc/helpers': path.dirname(
+      fileURLToPath(import.meta.resolve('@swc/helpers/package.json'))
+    ),
+  },
+  outfile: 'dist/cjs/index.cjs',
+  tsconfig: 'tsconfig.cjs.json',
 });
 
+const demo = build({
+  ...shared,
+  outfile: 'demo/index.esm.js',
+  minify: false,
+});
 
-Promise.all([prod, demo]).catch(() => process.exit(1));
+Promise.all([prodESM, prodCJS, demo]).catch(() => process.exit(1));