From 250c2eb93d26910ecee284fede52739fbbdef209 Mon Sep 17 00:00:00 2001
From: Meghan Denny <hello@nektro.net>
Date: Wed, 15 May 2024 14:44:04 -0700
Subject: [PATCH] feat(which-pm): add bun support (#188)

* which-pm: add bun support

* remove unneeded files
---
 .gitignore                              |   1 +
 which-pm/index.d.ts                     |   6 +++++-
 which-pm/index.js                       |   2 ++
 which-pm/package.json                   |   1 +
 which-pm/test/fixtures/bun/bun.lockb    | Bin 0 -> 3125 bytes
 which-pm/test/fixtures/bun/package.json |  11 +++++++++++
 which-pm/test/index.js                  |   6 ++++++
 7 files changed, 26 insertions(+), 1 deletion(-)
 create mode 100755 which-pm/test/fixtures/bun/bun.lockb
 create mode 100644 which-pm/test/fixtures/bun/package.json

diff --git a/.gitignore b/.gitignore
index 585a88d1..3ae014eb 100644
--- a/.gitignore
+++ b/.gitignore
@@ -5,6 +5,7 @@ npm-debug.log*
 
 # Dependency directory
 node_modules
+bun.lockb
 
 # Coverage directory used by tools like istanbul
 coverage
diff --git a/which-pm/index.d.ts b/which-pm/index.d.ts
index a5ecac7b..17835e0e 100644
--- a/which-pm/index.d.ts
+++ b/which-pm/index.d.ts
@@ -1,7 +1,7 @@
 declare function whichpm (pkgPath: string): Promise<whichpm.Result>
 
 declare namespace whichpm {
-  type Result = NPM | YARN | PNPM | Other
+  type Result = NPM | YARN | PNPM | BUN | Other
 
   interface NPM {
     readonly name: 'npm'
@@ -16,6 +16,10 @@ declare namespace whichpm {
     readonly version: string
   }
 
+  interface BUN {
+    readonly name: 'bun'
+  }
+
   interface Other {
     readonly name: string
     readonly version?: string
diff --git a/which-pm/index.js b/which-pm/index.js
index 1f0d8f96..68564b22 100644
--- a/which-pm/index.js
+++ b/which-pm/index.js
@@ -8,6 +8,8 @@ module.exports = async function (pkgPath) {
   const exists = await pathExists(path.join(modulesPath, '.yarn-integrity'))
   if (exists) return { name: 'yarn' }
 
+  if (await pathExists(path.join(pkgPath, 'bun.lockb'))) return { name: 'bun' }
+
   try {
     const modules = await loadYamlFile(path.join(modulesPath, '.modules.yaml'))
     return toNameAndVersion(modules.packageManager)
diff --git a/which-pm/package.json b/which-pm/package.json
index 64f02baf..9090f826 100644
--- a/which-pm/package.json
+++ b/which-pm/package.json
@@ -21,6 +21,7 @@
   "keywords": [
     "npm",
     "pnpm",
+    "bun",
     "yarn"
   ],
   "author": "Zoltan Kochan",
diff --git a/which-pm/test/fixtures/bun/bun.lockb b/which-pm/test/fixtures/bun/bun.lockb
new file mode 100755
index 0000000000000000000000000000000000000000..320a269be3c9eae1ff6090d2a11efe763b81a74c
GIT binary patch
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diff --git a/which-pm/test/fixtures/bun/package.json b/which-pm/test/fixtures/bun/package.json
new file mode 100644
index 00000000..7a72be86
--- /dev/null
+++ b/which-pm/test/fixtures/bun/package.json
@@ -0,0 +1,11 @@
+{
+  "name": "bun",
+  "module": "index.ts",
+  "type": "module",
+  "devDependencies": {
+    "@types/bun": "latest"
+  },
+  "peerDependencies": {
+    "typescript": "^5.0.0"
+  }
+}
diff --git a/which-pm/test/index.js b/which-pm/test/index.js
index e6cdb9e0..a10b8d48 100644
--- a/which-pm/test/index.js
+++ b/which-pm/test/index.js
@@ -23,6 +23,12 @@ test('identifies yarn installation', async t => {
   t.end()
 })
 
+test('identifies bun installation', async t => {
+  const pm = await whichpm(path.join(fixturesDir, 'bun'))
+  t.deepEqual(pm, { name: 'bun' })
+  t.end()
+})
+
 test('identifies npm installation', async t => {
   const pm = await whichpm(path.join(fixturesDir, 'npm'))
   t.deepEqual(pm, { name: 'npm' })