Add special .node.cjs variant for CJS support

package.json

@@ -7,13 +7,13 @@
   "workspaces": [
     "packages/*"
   ],
-  "main": "./dist/modules/src/index.js",
+  "main": "./dist/bundles/mediabunny.node.cjs",
   "module": "./dist/modules/src/index.js",
   "types": "./dist/modules/src/index.d.ts",
   "exports": {
     "types": "./dist/modules/src/index.d.ts",
     "import": "./dist/modules/src/index.js",
-    "require": "./dist/modules/src/index.js"
+    "require": "./dist/bundles/mediabunny.node.cjs"
   },
   "files": [
     "README.md",

scripts/bundle.ts

@@ -11,6 +11,7 @@ const createVariants = async (
 	umdExtension: string,
 	specificUmdConfig: esbuild.BuildOptions = {},
 	specificEsmConfig: esbuild.BuildOptions = {},
+	nodeUmdVariant = false,
 ) => {
 	const baseConfig: esbuild.BuildOptions = {
 		entryPoints: [entryPoint],
@@ -30,7 +31,6 @@ const createVariants = async (
  */`,
 		},
 		legalComments: 'none',
-		platform: 'node',
 	};
 
 	const umdConfig: esbuild.BuildOptions = {
@@ -74,7 +74,19 @@ const createVariants = async (
 		minify: true,
 	});
 
-	return [umdVariant, esmVariant, umdMinifiedVariant, esmMinifiedVariant];
+	const variants = [umdVariant, esmVariant, umdMinifiedVariant, esmMinifiedVariant];
+
+	if (nodeUmdVariant) {
+		const nodeVariant = await esbuild.context({
+			...umdConfig,
+			...specificUmdConfig,
+			outfile: `${outfileBase}.node.${umdExtension}`,
+			platform: 'node', // This is different
+		});
+		variants.push(nodeVariant);
+	}
+
+	return variants;
 };
 
 const mediabunnyVariants = await createVariants(
@@ -82,6 +94,9 @@ const mediabunnyVariants = await createVariants(
 	'Mediabunny',
 	'dist/bundles/mediabunny',
 	'cjs',
+	undefined,
+	undefined,
+	true,
 );
 
 const mp3EncoderVariants = await createVariants(

src/node.ts

@@ -8,5 +8,4 @@
 
 // This file contains Node.js-specific code that does not run in a browser.
 
-// Dynamic import so it can be included in the bundles and still work properly in the browser
-export const getFs = () => import('node:fs/promises');
+export * as fs from 'node:fs/promises';

src/source.ts

@@ -959,7 +959,7 @@ export class FilePathSource extends PathedSource {
 			throw new TypeError('options.maxCacheSize, when provided, must be a non-negative number.');
 		}
 
-		if (!node.getFs) {
+		if (!node.fs) {
 			throw new Error(
 				'FilePathSource is only available in server-side environments (Node.js, Bun, Deno).',
 			);
@@ -970,7 +970,7 @@ export class FilePathSource extends PathedSource {
 		// Let's back this source with a StreamSource, makes the implementation very simple
 		this._streamSource = new StreamSource({
 			getSize: async () => {
-				this._fileHandle = await (await node.getFs()).open(filePath, 'r');
+				this._fileHandle = await node.fs.open(filePath, 'r');
 
 				const stats = await this._fileHandle.stat();
 				return stats.size;

src/target.ts

@@ -692,7 +692,7 @@ export class FilePathTarget extends Target {
 			throw new TypeError('options must be an object.');
 		}
 
-		if (!node.getFs) {
+		if (!node.fs) {
 			throw new Error(
 				'FilePathTarget is only available in server-side environments (Node.js, Bun, Deno).',
 			);
@@ -703,7 +703,7 @@ export class FilePathTarget extends Target {
 		// Let's back this target with a StreamTarget, makes the implementation very simple
 		const writable = new WritableStream<StreamTargetChunk>({
 			start: async () => {
-				this._fileHandle = await (await node.getFs()).open(filePath, 'w');
+				this._fileHandle = await node.fs.open(filePath, 'w');
 			},
 			write: async (chunk) => {
 				assert(this._fileHandle);