Add support for Bun

package.json

@@ -12,7 +12,8 @@
 		"npm": ">=9",
 		"git": ">=2.11.0",
 		"yarn": ">=1.7.0",
-		"pnpm": ">=8"
+		"pnpm": ">=8",
+		"bun": ">=1"
 	},
 	"scripts": {
 		"test": "xo && ava"

readme.md

@@ -25,7 +25,7 @@
 - Warns about the possibility of extraneous files being published
 - See exactly what will be executed with [preview mode](https://github.com/sindresorhus/np/issues/391), without pushing or publishing anything remotely
 - Supports [GitHub Packages](https://github.com/features/packages)
-- Supports npm 9+, Yarn (Classic and Berry), and pnpm 8+
+- Supports npm 9+, Yarn (Classic and Berry), npm 8+, and Bun
 
 ### Why not
 
@@ -111,6 +111,7 @@ Currently, these are the flags you can configure:
 For example, this configures `np` to use `unit-test` as a test script, and to use `dist` as the subdirectory to publish:
 
 `package.json`
+
 ```json
 {
 	"name": "superb-package",
@@ -122,6 +123,7 @@ For example, this configures `np` to use `unit-test` as a test script, and to us
 ```
 
 `.np-config.json`
+
 ```json
 {
 	"testScript": "unit-test",
@@ -130,18 +132,20 @@ For example, this configures `np` to use `unit-test` as a test script, and to us
 ```
 
 `.np-config.js` or `.np-config.cjs`
+
 ```js
 module.exports = {
-	testScript: 'unit-test',
-	contents: 'dist'
+	testScript: "unit-test",
+	contents: "dist",
 };
 ```
 
 `.np-config.mjs`
+
 ```js
 export default {
-	testScript: 'unit-test',
-	contents: 'dist'
+	testScript: "unit-test",
+	contents: "dist",
 };
 ```
 

source/package-manager/configs.js

@@ -52,3 +52,18 @@ export const yarnBerryConfig = {
 	throwOnExternalRegistry: true,
 	lockfiles: ['yarn.lock'],
 };
+
+/** @type {import('./types.d.ts').PackageManagerConfig} */
+export const bunConfig = {
+	cli: 'bun',
+	id: 'bun',
+	installCommand: ['bun', ['install', '--frozen-lockfile']],
+	installCommandNoLockfile: ['bun', ['install', '--no-save']],
+	versionCommand: version => ['npm', ['version', version]],
+	// Bun doesn't support publishing, so we use npm instead
+	publishCommand: arguments_ => ['npm', arguments_],
+	// TODO: Bun doesn't support config get registry, this should be added in the future
+	getRegistryCommand: ['npm', ['config', 'get', 'registry']],
+	tagVersionPrefixCommand: ['npm', ['config', 'get', 'tag-version-prefix']],
+	lockfiles: ['bun.lockb'],
+};

source/package-manager/index.js

@@ -46,6 +46,10 @@ function configFromPackageManagerField(package_) {
 		return configs.yarnConfig;
 	}
 
+	if (packageManager === 'bun') {
+		return configs.bunConfig;
+	}
+
 	throw new Error(`Invalid package manager: ${package_.packageManager}`);
 }