rename PNPM_HOME to PNPM_HOME_PATH

.github/FUNDING.yml

@@ -1,2 +1,12 @@
-custom:
+# These are supported funding model platforms
-  - https://opencollective.com/pnpm
+
+github: # Replace with up to 4 GitHub Sponsors-enabled usernames e.g., [user1, user2]
+patreon: khai96_
+open_collective: # Collective unavailable
+ko_fi: # Replace with a single Ko-fi username
+tidelift: # Replace with a single Tidelift platform-name/package-name e.g., npm/babel
+community_bridge: # Replace with a single Community Bridge project-name e.g., cloud-foundry
+liberapay: # Replace with a single Liberapay username
+issuehunt: # disabled
+otechie: # Replace with a single Otechie username
+custom: # Replace with up to 4 custom sponsorship URLs e.g., ['link1', 'link2']

.github/dependabot.yml

@@ -5,3 +5,6 @@ updates:
     schedule:
       interval: weekly
     open-pull-requests-limit: 10
+    labels:
+    - dependabot
+    - github-actions

.github/workflows/test.yaml

@@ -15,36 +15,28 @@ jobs:
       fail-fast: false
       matrix:
         pnpm:
-          - 9.15.5
+          - 4.11.1
         os:
           - ubuntu-latest
           - macos-latest
           - windows-latest
 
     steps:
-      - uses: actions/checkout@34e114876b0b11c390a56381ad16ebd13914f8d5 # v4.3.1
+      - uses: actions/checkout@v2
 
       - name: Run the action
         uses: ./
         with:
-          version: 9.15.5
+          version: 4.11.1
 
       - name: 'Test: which'
         run: which pnpm; which pnpx
 
-      - name: 'Test: version'
+      - name: 'Test: install'
-        run: pnpm --version
+        run: pnpm install
 
-      - name: 'Test: install in a fresh project'
+  test_explicit_inputs:
-        run: |
+    name: Test with explicit inputs
-          mkdir /tmp/test-project
-          cd /tmp/test-project
-          pnpm init
-          pnpm add is-odd
-        shell: bash
-
-  test_dest:
-    name: Test with dest
 
     runs-on: ${{ matrix.os }}
 
@@ -52,61 +44,26 @@ jobs:
       fail-fast: false
       matrix:
         pnpm:
-          - 9.15.5
+          - 4.11.1
         os:
           - ubuntu-latest
           - macos-latest
           - windows-latest
 
     steps:
-      - uses: actions/checkout@34e114876b0b11c390a56381ad16ebd13914f8d5 # v4.3.1
+      - uses: actions/checkout@v2
 
       - name: Run the action
         uses: ./
         with:
-          version: 9.15.5
+          version: 4.11.1
           dest: ~/test/pnpm
 
       - name: 'Test: which'
         run: which pnpm && which pnpx
 
-      - name: 'Test: version'
+      - name: 'Test: install'
-        run: pnpm --version
+        run: pnpm install
-
-  test_standalone:
-    name: Test with standalone
-
-    runs-on: ${{ matrix.os }}
-
-    strategy:
-      fail-fast: false
-      matrix:
-        os:
-          - ubuntu-latest
-          - windows-latest
-
-    steps:
-      - uses: actions/checkout@34e114876b0b11c390a56381ad16ebd13914f8d5 # v4.3.1
-
-      - name: Run the action
-        uses: ./
-        with:
-          version: 9.15.0
-          standalone: true
-
-      - name: 'Test: which'
-        run: which pnpm
-
-      - name: 'Test: version'
-        run: pnpm --version
-
-      - name: 'Test: install in a fresh project'
-        run: |
-          mkdir /tmp/test-standalone
-          cd /tmp/test-standalone
-          pnpm init
-          pnpm add is-odd
-        shell: bash
 
   test_run_install:
     name: 'Test with run_install (${{ matrix.run_install.name }}, ${{ matrix.os }})'
@@ -117,7 +74,7 @@ jobs:
       fail-fast: false
       matrix:
         pnpm:
-          - 9.15.5
+          - 4.11.1
         os:
           - ubuntu-latest
           - macos-latest
@@ -125,6 +82,11 @@ jobs:
         run_install:
           - name: 'null'
             value: 'null'
+          - name: 'empty object'
+            value: '{}'
+          - name: 'recursive'
+            value: |
+              recursive: true
           - name: 'global'
             value: |
               args:
@@ -132,18 +94,29 @@ jobs:
                 - --global-dir=./pnpm-global
                 - npm
                 - yarn
+                - pnpm
+          - name: 'array'
+            value: |
+              - {}
+              - recursive: true
+              - args:
+                - --global
+                - --global-dir=./pnpm-global
+                - npm
+                - yarn
+                - pnpm
 
     steps:
-      - uses: actions/checkout@34e114876b0b11c390a56381ad16ebd13914f8d5 # v4.3.1
+      - uses: actions/checkout@v2
 
       - name: Run the action
         uses: ./
         with:
-          version: 9.15.5
+          version: 4.11.1
           run_install: ${{ matrix.run_install.value }}
 
       - name: 'Test: which'
         run: which pnpm; which pnpx
 
-      - name: 'Test: version'
+      - name: 'Test: install'
-        run: pnpm --version
+        run: pnpm install

README.md

@@ -1,7 +1,3 @@
-> ## :warning: Upgrade from v2!
->
-> The v2 version of this action [has stopped working](https://github.com/pnpm/action-setup/issues/135) with newer Node.js versions. Please, upgrade to the latest version to fix any issues.
-
 # Setup pnpm
 
 Install pnpm package manager.
@@ -10,11 +6,7 @@ Install pnpm package manager.
 
 ### `version`
 
-Version of pnpm to install.
+**Required** Version of pnpm to install. It supports npm versioning scheme, it could be an exact version (such as `6.24.1`), or a version range (such as `6`, `6.x.x`, `6.24.x`, `^6.24.1`, `*`, etc.), or `latest`.
-
-**Optional** when there is a [`packageManager` field in the `package.json`](https://nodejs.org/api/corepack.html).
-
-otherwise, this field is **required** It supports npm versioning scheme, it could be an exact version (such as `6.24.1`), or a version range (such as `6`, `6.x.x`, `6.24.x`, `^6.24.1`, `*`, etc.), or `latest`.
 
 ### `dest`
 
@@ -40,25 +32,7 @@ If `run_install` is a YAML string representation of either an object or an array
 
 #### `run_install.args`
 
-**Optional** (_type:_ `string[]`) Additional arguments after `pnpm [recursive] install`, e.g. `[--ignore-scripts, --strict-peer-dependencies]`.
+**Optional** (_type:_ `string[]`) Additional arguments after `pnpm [recursive] install`, e.g. `[--frozen-lockfile, --strict-peer-dependencies]`.
-
-### `cache`
-
-**Optional** (_type:_ `boolean`, _default:_ `false`) Whether to cache the pnpm store directory.
-
-### `cache_dependency_path`
-
-**Optional** (_type:_ `string|string[]`, _default:_ `pnpm-lock.yaml`) File path to the pnpm lockfile, which contents hash will be used as a cache key.
-
-### `package_json_file`
-
-**Optional** (_type:_ `string`, _default:_ `package.json`) File path to the `package.json`/[`package.yaml`](https://github.com/pnpm/pnpm/pull/1799) to read "packageManager" configuration.
-
-### `standalone`
-
-**Optional** (_type:_ `boolean`, _default:_ `false`) When set to true, [@pnpm/exe](https://www.npmjs.com/package/@pnpm/exe), which is a Node.js bundled package, will be installed, enabling using `pnpm` without Node.js.
-
-This is useful when you want to use a incompatible pair of Node.js and pnpm.
 
 ## Outputs
 
@@ -72,9 +46,7 @@ Location of `pnpm` and `pnpx` command.
 
 ## Usage example
 
-### Install only pnpm without `packageManager`
+### Just install pnpm
-
-This works when the repo either doesn't have a `package.json` or has a `package.json` but it doesn't specify `packageManager`.
 
 ```yaml
 on:
@@ -82,30 +54,12 @@ on:
   - pull_request
 
 jobs:
-  install:
+  runs-on: ubuntu-latest
-    runs-on: ubuntu-latest
 
-    steps:
+  steps:
-      - uses: pnpm/action-setup@v4
+    - uses: pnpm/action-setup@v2.0.1
-        with:
+      with:
-          version: 10
+        version: 6.0.2
-```
-
-###  Install only pnpm with `packageManager`
-
-Omit `version` input to use the version in the [`packageManager` field in the `package.json`](https://nodejs.org/api/corepack.html).
-
-```yaml
-on:
-  - push
-  - pull_request
-
-jobs:
-  install:
-    runs-on: ubuntu-latest
-
-    steps:
-      - uses: pnpm/action-setup@v4
 ```
 
 ### Install pnpm and a few npm packages
@@ -116,19 +70,18 @@ on:
   - pull_request
 
 jobs:
-  install:
+  runs-on: ubuntu-latest
-    runs-on: ubuntu-latest
 
-    steps:
+  steps:
-      - uses: actions/checkout@v4
+    - uses: actions/checkout@v2
 
-      - uses: pnpm/action-setup@v4
+    - uses: pnpm/action-setup@v2.0.1
-        with:
+      with:
-          version: 10
+        version: 6.0.2
-          run_install: |
+        run_install: |
-            - recursive: true
+          - recursive: true
-              args: [--strict-peer-dependencies]
+            args: [--frozen-lockfile, --strict-peer-dependencies]
-            - args: [--global, gulp, prettier, typescript]
+          - args: [--global, gulp, prettier, typescript]
 ```
 
 ### Use cache to reduce installation time
@@ -139,21 +92,24 @@ on:
   - pull_request
 
 jobs:
-  cache-and-install:
+  runs-on: ubuntu-latest
-    runs-on: ubuntu-latest
 
-    steps:
+  steps:
-      - name: Checkout
+    build:
-        uses: actions/checkout@v4
+      - uses: actions/checkout@v2
 
-      - uses: pnpm/action-setup@v4
+      - name: Cache pnpm modules
-        name: Install pnpm
+        uses: actions/cache@v2
         with:
-          version: 10
+          path: ~/.pnpm-store
-          cache: true
+          key: ${{ runner.os }}-${{ hashFiles('**/pnpm-lock.yaml') }}
+          restore-keys: |
+            ${{ runner.os }}-
 
-      - name: Install dependencies
+      - uses: pnpm/action-setup@v2.0.1
-        run: pnpm install
+        with:
+          version: 6.0.2
+          run_install: true
 ```
 
 **Note:** You don't need to run `pnpm store prune` at the end; post-action has already taken care of that.
@@ -164,4 +120,4 @@ This action does not setup Node.js for you, use [actions/setup-node](https://git
 
 ## License
 
-[MIT](https://github.com/pnpm/action-setup/blob/master/LICENSE.md) © [Hoàng Văn Khải](https://github.com/KSXGitHub/)
+[MIT](https://git.io/JfclH) © [Hoàng Văn Khải](https://github.com/KSXGitHub/)

action.yml

@@ -1,42 +1,21 @@
-name: Setup pnpm
+name: Setup PNPM
-description: Install pnpm package manager
+description: Install PNPM package manager
 branding:
   icon: package
   color: orange
 inputs:
   version:
-    description: Version of pnpm to install
+    description: Version of PNPM to install
-    required: false
+    required: true
   dest:
-    description: Where to store pnpm files
+    description: Where to store PNPM files
     required: false
     default: ~/setup-pnpm
   run_install:
     description: If specified, run `pnpm install`
     required: false
     default: 'null'
-  cache:
-    description: Whether to cache the pnpm store directory
-    required: false
-    default: 'false'
-  cache_dependency_path:
-    description: File path to the pnpm lockfile, which contents hash will be used as a cache key
-    required: false
-    default: 'pnpm-lock.yaml'
-  package_json_file:
-    description: File path to the package.json to read "packageManager" configuration. This path must be relative to the repository root (GITHUB_WORKSPACE).
-    required: false
-    default: 'package.json'
-  standalone:
-    description: When set to true, @pnpm/exe, which is a Node.js bundled package, will be installed, enabling using pnpm without Node.js.
-    required: false
-    default: 'false'
-outputs:
-  dest:
-    description: Expanded path of inputs#dest
-  bin_dest:
-    description: Location of `pnpm` and `pnpx` command
 runs:
-  using: node24
+  using: node12
   main: dist/index.js
   post: dist/index.js

package.json

@@ -1,23 +1,27 @@
 {
   "private": true,
   "scripts": {
-    "build:bundle": "esbuild src/index.ts --bundle --platform=node --target=node24 --format=cjs --minify --outfile=dist/index.js --loader:.json=json",
+    "build:schemas": "ts-schema-autogen generate",
-    "build": "pnpm run build:bundle",
+    "build:ncc": "ncc build --minify --no-source-map-register --no-cache dist/tsc/index.js --out dist/",
+    "build": "pnpm run build:schemas && tsc && pnpm run build:ncc",
     "start": "pnpm run build && sh ./run.sh"
   },
   "dependencies": {
-    "@actions/cache": "^4.1.0",
+    "@actions/core": "^1.6.0",
-    "@actions/core": "^1.10.1",
+    "@types/expand-tilde": "^2.0.0",
-    "@actions/exec": "^1.1.1",
+    "@types/fs-extra": "^9.0.13",
-    "@actions/glob": "^0.5.0",
+    "@types/js-yaml": "^4.0.5",
-    "@types/expand-tilde": "^2.0.2",
+    "@types/node": "^14.18.10",
-    "@types/node": "^22.0.0",
+    "@types/node-fetch": "^2.5.12",
+    "ajv": "^6.12.6",
     "expand-tilde": "^2.0.2",
-    "yaml": "^2.3.4",
+    "fs-extra": "^9.1.0",
-    "zod": "^3.22.4"
+    "js-yaml": "^4.1.0",
+    "node-fetch": "^2.6.7"
   },
   "devDependencies": {
-    "esbuild": "^0.27.4",
+    "@ts-schema-autogen/cli": "^0.1.2",
-    "typescript": "^5.3.3"
+    "@vercel/ncc": "^0.27.0",
+    "typescript": "^4.5.5"
   }
 }

run.sh

@@ -4,5 +4,4 @@ export HOME="$(pwd)"
 export INPUT_VERSION=4.11.1
 export INPUT_DEST='~/pnpm.temp'
 export INPUT_RUN_INSTALL=null
-export INPUT_standalone=false
 exec node dist/index.js

src/cache-restore/index.ts

@@ -1,19 +0,0 @@
-import { isFeatureAvailable } from '@actions/cache'
-import { endGroup, startGroup, warning } from '@actions/core'
-import { Inputs } from '../inputs'
-import { runRestoreCache } from './run'
-
-export async function restoreCache(inputs: Inputs) {
-  if (!inputs.cache) return
-
-  if (!isFeatureAvailable()) {
-    warning('Cache is not available, skipping cache restoration')
-    return
-  }
-
-  startGroup('Restoring cache...')
-  await runRestoreCache(inputs)
-  endGroup()
-}
-
-export default restoreCache

src/cache-restore/run.ts

@@ -1,39 +0,0 @@
-import { restoreCache } from '@actions/cache'
-import { debug, info, saveState, setOutput } from '@actions/core'
-import { getExecOutput } from '@actions/exec'
-import { hashFiles } from '@actions/glob'
-import os from 'os'
-import { Inputs } from '../inputs'
-
-export async function runRestoreCache(inputs: Inputs) {
-  const cachePath = await getCacheDirectory()
-  saveState('cache_path', cachePath)
-
-  const fileHash = await hashFiles(inputs.cacheDependencyPath)
-  if (!fileHash) {
-    throw new Error('Some specified paths were not resolved, unable to cache dependencies.')
-  }
-
-  const primaryKey = `pnpm-cache-${process.env.RUNNER_OS}-${os.arch()}-${fileHash}`
-  debug(`Primary key is ${primaryKey}`)
-  saveState('cache_primary_key', primaryKey)
-
-  let cacheKey = await restoreCache([cachePath], primaryKey)
-
-  setOutput('cache-hit', Boolean(cacheKey))
-
-  if (!cacheKey) {
-    info(`Cache is not found`)
-    return
-  }
-
-  saveState('cache_restored_key', cacheKey)
-  info(`Cache restored from key: ${cacheKey}`)
-}
-
-async function getCacheDirectory() {
-  const { stdout } = await getExecOutput('pnpm store path --silent')
-  const cacheFolderPath = stdout.trim()
-  debug(`Cache folder is set to "${cacheFolderPath}"`)
-  return cacheFolderPath
-}

src/cache-save/index.ts

@@ -1,15 +0,0 @@
-import { setFailed } from '@actions/core'
-import { Inputs } from '../inputs'
-import { runSaveCache } from './run'
-
-export async function saveCache(inputs: Inputs) {
-  if (!inputs.cache) return
-
-  try {
-    await runSaveCache()
-  } catch (error) {
-    setFailed((error as Error).message)
-  }
-}
-
-export default saveCache

src/cache-save/run.ts

@@ -1,18 +0,0 @@
-import { saveCache } from '@actions/cache'
-import { getState, info } from '@actions/core'
-
-export async function runSaveCache() {
-  const state = getState('cache_restored_key')
-  const primaryKey = getState('cache_primary_key')
-  const cachePath = getState('cache_path')
-
-  if (primaryKey === state) {
-    info(`Cache hit occurred on the primary key ${primaryKey}, not saving cache.`)
-    return
-  }
-
-  const cacheId = await saveCache([cachePath], primaryKey)
-  if (cacheId == -1) return
-
-  info(`Cache saved with the key: ${primaryKey}`)
-}

src/index.ts

@@ -1,39 +1,21 @@
 import { setFailed, saveState, getState } from '@actions/core'
-import restoreCache from './cache-restore'
+import getInputs from './inputs'
-import saveCache from './cache-save'
-import getInputs, { Inputs } from './inputs'
-import installPnpm from './install-pnpm'
 import setOutputs from './outputs'
+import installPnpm from './install-pnpm'
 import pnpmInstall from './pnpm-install'
 import pruneStore from './pnpm-store-prune'
 
 async function main() {
   const inputs = getInputs()
-
+  const isPost = getState('is_post')
-  if (getState('is_post') === 'true') {
+  if (isPost === 'true') return pruneStore(inputs)
-    await runPost(inputs)
-  } else {
-    await runMain(inputs)
-  }
-}
-
-async function runMain(inputs: Inputs) {
   saveState('is_post', 'true')
-
   await installPnpm(inputs)
   console.log('Installation Completed!')
   setOutputs(inputs)
-
-  await restoreCache(inputs)
-
   pnpmInstall(inputs)
 }
 
-async function runPost(inputs: Inputs) {
-  pruneStore(inputs)
-  await saveCache(inputs)
-}
-
 main().catch(error => {
   console.error(error)
   setFailed(error)

src/inputs/index.ts

@@ -1,15 +1,11 @@
-import { getBooleanInput, getInput, InputOptions } from '@actions/core'
+import { getInput, InputOptions } from '@actions/core'
 import expandTilde from 'expand-tilde'
 import { RunInstall, parseRunInstall } from './run-install'
 
 export interface Inputs {
-  readonly version?: string
+  readonly version: string
   readonly dest: string
-  readonly cache: boolean
-  readonly cacheDependencyPath: string
   readonly runInstall: RunInstall[]
-  readonly packageJsonFile: string
-  readonly standalone: boolean
 }
 
 const options: InputOptions = {
@@ -19,13 +15,9 @@ const options: InputOptions = {
 const parseInputPath = (name: string) => expandTilde(getInput(name, options))
 
 export const getInputs = (): Inputs => ({
-  version: getInput('version'),
+  version: getInput('version', options),
   dest: parseInputPath('dest'),
-  cache: getBooleanInput('cache'),
-  cacheDependencyPath: parseInputPath('cache_dependency_path'),
   runInstall: parseRunInstall('run_install'),
-  packageJsonFile: parseInputPath('package_json_file'),
-  standalone: getBooleanInput('standalone'),
 })
 
 export default getInputs

src/inputs/run-install-input.schema.autogen.json

@@ -0,0 +1,21 @@
+{
+  "$schema": "https://raw.githubusercontent.com/ksxnodeapps/ts-schema-autogen/master/packages/schemas/config.schema.json",
+  "instruction": {
+    "compilerOptions": {
+      "strict": true,
+      "target": "ES2018",
+      "lib": [
+        "ES2018",
+        "ES2019",
+        "ES2020",
+        "ESNext"
+      ],
+      "moduleResolution": "Node",
+      "esModuleInterop": true,
+      "resolveJsonModule": true
+    },
+    "input": "run-install.ts",
+    "symbol": "RunInstallInput",
+    "output": "run-install-input.schema.json"
+  }
+}

src/inputs/run-install-input.schema.json

@@ -0,0 +1,39 @@
+{
+  "anyOf": [
+    {
+      "$ref": "#/definitions/RunInstall"
+    },
+    {
+      "type": "array",
+      "items": {
+        "$ref": "#/definitions/RunInstall"
+      }
+    },
+    {
+      "type": [
+        "null",
+        "boolean"
+      ]
+    }
+  ],
+  "definitions": {
+    "RunInstall": {
+      "type": "object",
+      "properties": {
+        "recursive": {
+          "type": "boolean"
+        },
+        "cwd": {
+          "type": "string"
+        },
+        "args": {
+          "type": "array",
+          "items": {
+            "type": "string"
+          }
+        }
+      }
+    }
+  },
+  "$schema": "http://json-schema.org/draft-07/schema#"
+}

src/inputs/run-install.ts

@@ -1,41 +1,39 @@
-import { getInput, error } from '@actions/core'
+import process from 'process'
-import { parse as parseYaml } from 'yaml'
+import { load } from 'js-yaml'
-import { z, ZodError } from 'zod'
+import Ajv from 'ajv'
+import { getInput, error, InputOptions } from '@actions/core'
+import runInstallSchema from './run-install-input.schema.json'
 
-const RunInstallSchema = z.object({
+export interface RunInstall {
-  recursive: z.boolean().optional(),
+  readonly recursive?: boolean
-  cwd: z.string().optional(),
+  readonly cwd?: string
-  args: z.array(z.string()).optional(),
+  readonly args?: readonly string[]
-})
+}
-
+
-const RunInstallInputSchema = z.union([
+export type RunInstallInput =
-  z.null(),
+  | null
-  z.boolean(),
+  | boolean
-  RunInstallSchema,
+  | RunInstall
-  z.array(RunInstallSchema),
+  | RunInstall[]
-])
+
-
+const options: InputOptions = {
-export type RunInstallInput = z.infer<typeof RunInstallInputSchema>
+  required: true,
-export type RunInstall = z.infer<typeof RunInstallSchema>
+}
-
+
-export function parseRunInstall(inputName: string): RunInstall[] {
+export function parseRunInstall(name: string): RunInstall[] {
-  const input = getInput(inputName, { required: true })
+  const result: RunInstallInput = load(getInput(name, options)) as any
-  const parsedInput: unknown = parseYaml(input)
+  const ajv = new Ajv({
-
+    allErrors: true,
-  try {
+  })
-    const result: RunInstallInput = RunInstallInputSchema.parse(parsedInput)
+  const validate = ajv.compile(runInstallSchema)
-    if (!result) return []
+  if (!validate(result)) {
-    if (result === true) return [{ recursive: true }]
+    for (const errorItem of validate.errors!) {
-    if (Array.isArray(result)) return result
+      error(`with.run_install${errorItem.dataPath}: ${errorItem.message}`)
-    return [result]
+    }
-  } catch (exception: unknown) {
+    return process.exit(1)
-    error(`Error for input "${inputName}" = ${input}`)
+  }
-
+  if (!result) return []
-    if (exception instanceof ZodError) {
+  if (result === true) return [{ recursive: true }]
-      error(`Errors: ${exception.errors}`)
+  if (Array.isArray(result)) return result
-    } else {
+  return [result]
-      error(`Exception: ${exception}`)
-    }
-    process.exit(1)
-  }
 }

src/install-pnpm/bootstrap/exe-lock.json

@@ -1,147 +0,0 @@
-{
-  "name": "bootstrap-exe",
-  "lockfileVersion": 3,
-  "requires": true,
-  "packages": {
-    "": {
-      "dependencies": {
-        "@pnpm/exe": "10.32.1"
-      }
-    },
-    "node_modules/@pnpm/exe": {
-      "version": "10.32.1",
-      "resolved": "https://registry.npmjs.org/@pnpm/exe/-/exe-10.32.1.tgz",
-      "integrity": "sha512-baEtwHeZwmZAdBuuDDL6tbdGg5KpxhPxr3QFfYTGXvY6ws+Z1bN0mQ7ZjcaXBSC1HuLpVXnZ6NsBiaZ2DMv4vg==",
-      "hasInstallScript": true,
-      "license": "MIT",
-      "bin": {
-        "pnpm": "pnpm"
-      },
-      "funding": {
-        "url": "https://opencollective.com/pnpm"
-      },
-      "optionalDependencies": {
-        "@pnpm/linux-arm64": "10.32.1",
-        "@pnpm/linux-x64": "10.32.1",
-        "@pnpm/macos-arm64": "10.32.1",
-        "@pnpm/macos-x64": "10.32.1",
-        "@pnpm/win-arm64": "10.32.1",
-        "@pnpm/win-x64": "10.32.1"
-      }
-    },
-    "node_modules/@pnpm/linux-arm64": {
-      "version": "10.32.1",
-      "resolved": "https://registry.npmjs.org/@pnpm/linux-arm64/-/linux-arm64-10.32.1.tgz",
-      "integrity": "sha512-6uB0B+XvunQwHGzIMk2JCkl4Ur6BtM4XbJSwB/mgpWmXDoX/KTJmgx2lodcTjgJSGSySCHfIVuTR9sj/F2D4EA==",
-      "cpu": [
-        "arm64"
-      ],
-      "license": "MIT",
-      "optional": true,
-      "os": [
-        "linux"
-      ],
-      "bin": {
-        "pnpm": "pnpm"
-      },
-      "funding": {
-        "url": "https://opencollective.com/pnpm"
-      }
-    },
-    "node_modules/@pnpm/linux-x64": {
-      "version": "10.32.1",
-      "resolved": "https://registry.npmjs.org/@pnpm/linux-x64/-/linux-x64-10.32.1.tgz",
-      "integrity": "sha512-AM2tv23Fg7h+nV+adqA/SkZKUysSIEetHfBwYFl8ArgdgkqbGoQy0rAOdKYQBb920CqfexXfI8OA8kPCzRxYng==",
-      "cpu": [
-        "x64"
-      ],
-      "license": "MIT",
-      "optional": true,
-      "os": [
-        "linux"
-      ],
-      "bin": {
-        "pnpm": "pnpm"
-      },
-      "funding": {
-        "url": "https://opencollective.com/pnpm"
-      }
-    },
-    "node_modules/@pnpm/macos-arm64": {
-      "version": "10.32.1",
-      "resolved": "https://registry.npmjs.org/@pnpm/macos-arm64/-/macos-arm64-10.32.1.tgz",
-      "integrity": "sha512-Zr4JkhRbtGVsYgbuGZO0dq/6FPOn072Pdo0ubmqWtc14cUATKgAJD7efG03yqr3MLgtwFHgdtUzZ1WsaYAtUTA==",
-      "cpu": [
-        "arm64"
-      ],
-      "license": "MIT",
-      "optional": true,
-      "os": [
-        "darwin"
-      ],
-      "bin": {
-        "pnpm": "pnpm"
-      },
-      "funding": {
-        "url": "https://opencollective.com/pnpm"
-      }
-    },
-    "node_modules/@pnpm/macos-x64": {
-      "version": "10.32.1",
-      "resolved": "https://registry.npmjs.org/@pnpm/macos-x64/-/macos-x64-10.32.1.tgz",
-      "integrity": "sha512-Yk6q3oFDu//OniXJxfTSHo+aew1LX81FcbzJAtEkcCeTQ0SLbQT6J3QiOMNikp8n8IjNhsy+bn2bdkUxaw+akA==",
-      "cpu": [
-        "x64"
-      ],
-      "license": "MIT",
-      "optional": true,
-      "os": [
-        "darwin"
-      ],
-      "bin": {
-        "pnpm": "pnpm"
-      },
-      "funding": {
-        "url": "https://opencollective.com/pnpm"
-      }
-    },
-    "node_modules/@pnpm/win-arm64": {
-      "version": "10.32.1",
-      "resolved": "https://registry.npmjs.org/@pnpm/win-arm64/-/win-arm64-10.32.1.tgz",
-      "integrity": "sha512-P8rsP5IUetpYjr2iwggoswL2qUukYrJoToXWuMyo8immn58CsYxaXsHVQ1Oq1R3XMfmGGWTXLsiJuQ7H991MRg==",
-      "cpu": [
-        "arm64"
-      ],
-      "license": "MIT",
-      "optional": true,
-      "os": [
-        "win32"
-      ],
-      "bin": {
-        "pnpm": "pnpm.exe"
-      },
-      "funding": {
-        "url": "https://opencollective.com/pnpm"
-      }
-    },
-    "node_modules/@pnpm/win-x64": {
-      "version": "10.32.1",
-      "resolved": "https://registry.npmjs.org/@pnpm/win-x64/-/win-x64-10.32.1.tgz",
-      "integrity": "sha512-i24GwbtBO8ojrhp8WWimX7NgZs0UKH1171oRt6qcRL+a+FxE0Eggv2y0KP7ZI7F3+LZMarwr3tnYsZryfciUOg==",
-      "cpu": [
-        "x64"
-      ],
-      "license": "MIT",
-      "optional": true,
-      "os": [
-        "win32"
-      ],
-      "bin": {
-        "pnpm": "pnpm.exe"
-      },
-      "funding": {
-        "url": "https://opencollective.com/pnpm"
-      }
-    }
-  }
-}

src/install-pnpm/bootstrap/pnpm-lock.json

@@ -1,28 +0,0 @@
-{
-  "name": "bootstrap-pnpm",
-  "lockfileVersion": 3,
-  "requires": true,
-  "packages": {
-    "": {
-      "dependencies": {
-        "pnpm": "latest"
-      }
-    },
-    "node_modules/pnpm": {
-      "version": "10.32.1",
-      "resolved": "https://registry.npmjs.org/pnpm/-/pnpm-10.32.1.tgz",
-      "integrity": "sha512-pwaTjw6JrBRWtlY+q07fHR+vM2jRGR/FxZeQ6W3JGORFarLmfWE94QQ9LoyB+HMD5rQNT/7KnfFe8a1Wc0jyvg==",
-      "license": "MIT",
-      "bin": {
-        "pnpm": "bin/pnpm.cjs",
-        "pnpx": "bin/pnpx.cjs"
-      },
-      "engines": {
-        "node": ">=18.12"
-      },
-      "funding": {
-        "url": "https://opencollective.com/pnpm"
-      }
-    }
-  }
-}

src/install-pnpm/run.ts

@@ -1,137 +1,38 @@
-import { addPath, exportVariable } from '@actions/core'
+import * as core from '@actions/core'
 import { spawn } from 'child_process'
-import { rm, writeFile, mkdir } from 'fs/promises'
+import { execPath } from 'process'
-import { readFileSync } from 'fs'
+import { join } from 'path'
-import path from 'path'
+import { remove, ensureFile, writeFile } from 'fs-extra'
-import util from 'util'
+import fetch from 'node-fetch'
 import { Inputs } from '../inputs'
-import { parse as parseYaml } from 'yaml'
-import pnpmLock from './bootstrap/pnpm-lock.json'
-import exeLock from './bootstrap/exe-lock.json'
-
-const BOOTSTRAP_PNPM_PACKAGE_JSON = JSON.stringify({ private: true, dependencies: { pnpm: pnpmLock.packages['node_modules/pnpm'].version } })
-const BOOTSTRAP_EXE_PACKAGE_JSON = JSON.stringify({ private: true, dependencies: { '@pnpm/exe': exeLock.packages['node_modules/@pnpm/exe'].version } })
 
 export async function runSelfInstaller(inputs: Inputs): Promise<number> {
-  const { version, dest, packageJsonFile, standalone } = inputs
+  const { version, dest } = inputs
+  const target = version ? `pnpm@${version}` : 'pnpm'
+  const pkgJson = join(dest, 'package.json')
 
-  // Install bootstrap pnpm via npm (integrity verified by committed lockfile)
+  await remove(dest)
-  await rm(dest, { recursive: true, force: true })
+  await ensureFile(pkgJson)
-  await mkdir(dest, { recursive: true })
+  await writeFile(pkgJson, JSON.stringify({ private: true }))
 
-  const lockfile = standalone ? exeLock : pnpmLock
+  const cp = spawn(execPath, ['-', 'install', target, '--no-lockfile'], {
-  const packageJson = standalone ? BOOTSTRAP_EXE_PACKAGE_JSON : BOOTSTRAP_PNPM_PACKAGE_JSON
+    cwd: dest,
-  await writeFile(path.join(dest, 'package.json'), packageJson)
+    stdio: ['pipe', 'inherit', 'inherit'],
-  await writeFile(path.join(dest, 'package-lock.json'), JSON.stringify(lockfile))
+  })
 
-  const npmExitCode = await runCommand('npm', ['ci'], { cwd: dest })
+  const response = await fetch('https://pnpm.js.org/pnpm.js')
-  if (npmExitCode !== 0) {
+  response.body.pipe(cp.stdin)
-    return npmExitCode
-  }
 
-  const pnpmHome = path.join(dest, 'node_modules', '.bin')
+  const result = await new Promise<number>((resolve, reject) => {
-  console.log(`Adding to PATH: ${pnpmHome}`)
-  addPath(pnpmHome)
-  exportVariable('PNPM_HOME', pnpmHome)
-
-  // Debug: list .bin contents
-  const { readdirSync, lstatSync } = await import('fs')
-  try {
-    const bins = readdirSync(pnpmHome)
-    console.log(`.bin contents: ${bins.join(', ')}`)
-    for (const bin of bins) {
-      const binPath = path.join(pnpmHome, bin)
-      const stat = lstatSync(binPath)
-      console.log(`  ${bin}: symlink=${stat.isSymbolicLink()}, mode=${stat.mode.toString(8)}`)
-    }
-  } catch (e) {
-    console.log(`Failed to list .bin: ${e}`)
-  }
-
-  const bootstrapPnpm = standalone
-    ? path.join(dest, 'node_modules', '@pnpm', 'exe', 'pnpm')
-    : path.join(dest, 'node_modules', 'pnpm', 'bin', 'pnpm.cjs')
-
-  // Determine the target version
-  const targetVersion = readTargetVersion({ version, packageJsonFile })
-
-  if (targetVersion) {
-    const cmd = standalone ? bootstrapPnpm : process.execPath
-    const args = standalone ? ['self-update', targetVersion] : [bootstrapPnpm, 'self-update', targetVersion]
-    const exitCode = await runCommand(cmd, args, { cwd: dest })
-    if (exitCode !== 0) {
-      return exitCode
-    }
-  }
-
-  return 0
-}
-
-function readTargetVersion(opts: {
-  readonly version?: string | undefined
-  readonly packageJsonFile: string
-}): string | undefined {
-  const { version, packageJsonFile } = opts
-  const { GITHUB_WORKSPACE } = process.env
-
-  let packageManager: unknown
-
-  if (GITHUB_WORKSPACE) {
-    try {
-      const content = readFileSync(path.join(GITHUB_WORKSPACE, packageJsonFile), 'utf8');
-      ({ packageManager } = packageJsonFile.endsWith(".yaml")
-        ? parseYaml(content, { merge: true })
-        : JSON.parse(content)
-      )
-    } catch (error: unknown) {
-      // Swallow error if package.json doesn't exist in root
-      if (!util.types.isNativeError(error) || !('code' in error) || error.code !== 'ENOENT') throw error
-    }
-  }
-
-  if (version) {
-    if (
-      typeof packageManager === 'string' &&
-      packageManager.startsWith('pnpm@') &&
-      packageManager.replace('pnpm@', '') !== version
-    ) {
-      throw new Error(`Multiple versions of pnpm specified:
-  - version ${version} in the GitHub Action config with the key "version"
-  - version ${packageManager} in the package.json with the key "packageManager"
-Remove one of these versions to avoid version mismatch errors like ERR_PNPM_BAD_PM_VERSION`)
-    }
-
-    return version
-  }
-
-  if (typeof packageManager === 'string' && packageManager.startsWith('pnpm@')) {
-    // pnpm will handle version management via packageManager field
-    return undefined
-  }
-
-  if (!GITHUB_WORKSPACE) {
-    throw new Error(`No workspace is found.
-If you've intended to let pnpm/action-setup read preferred pnpm version from the "packageManager" field in the package.json file,
-please run the actions/checkout before pnpm/action-setup.
-Otherwise, please specify the pnpm version in the action configuration.`)
-  }
-
-  throw new Error(`No pnpm version is specified.
-Please specify it by one of the following ways:
-  - in the GitHub Action config with the key "version"
-  - in the package.json with the key "packageManager"`)
-}
-
-function runCommand(cmd: string, args: string[], opts: { cwd: string }): Promise<number> {
-  return new Promise<number>((resolve, reject) => {
-    const cp = spawn(cmd, args, {
-      cwd: opts.cwd,
-      stdio: ['pipe', 'inherit', 'inherit'],
-      shell: process.platform === 'win32',
-    })
     cp.on('error', reject)
     cp.on('close', resolve)
   })
+  if (result === 0) {
+    const pnpmHome = join(dest, 'node_modules/.bin')
+    core.addPath(pnpmHome)
+    core.exportVariable('PNPM_HOME_PATH', pnpmHome)
+  }
+  return result
 }
 
 export default runSelfInstaller

src/pnpm-install/index.ts

@@ -1,5 +1,5 @@
-import { setFailed, startGroup, endGroup } from '@actions/core'
 import { spawnSync } from 'child_process'
+import { setFailed, startGroup, endGroup } from '@actions/core'
 import { Inputs } from '../inputs'
 import { patchPnpmEnv } from '../utils'
 

src/pnpm-store-prune/index.ts

@@ -1,5 +1,5 @@
-import { warning, startGroup, endGroup } from '@actions/core'
 import { spawnSync } from 'child_process'
+import { warning, startGroup, endGroup } from '@actions/core'
 import { Inputs } from '../inputs'
 import { patchPnpmEnv } from '../utils'
 
@@ -13,7 +13,7 @@ export function pruneStore(inputs: Inputs) {
   const { error, status } = spawnSync('pnpm', ['store', 'prune'], {
     stdio: 'inherit',
     shell: true,
-    env: patchPnpmEnv(inputs),
+    env: patchPnpmEnv(inputs)
   })
   endGroup()
 

src/utils/index.ts

@@ -1,10 +1,10 @@
-import path from 'path'
 import process from 'process'
+import path from 'path'
 import { Inputs } from '../inputs'
 
 export const getBinDest = (inputs: Inputs): string => path.join(inputs.dest, 'node_modules', '.bin')
 
 export const patchPnpmEnv = (inputs: Inputs): NodeJS.ProcessEnv => ({
   ...process.env,
-  PATH: getBinDest(inputs) + path.delimiter + process.env.PATH,
+  PATH: getBinDest(inputs) + path.delimiter + process.env.PATH
 })

tsconfig.json

@@ -1,19 +1,30 @@
+
 {
   "compilerOptions": {
-    "target": "ES2022",
+    "target": "ES2018",
-    "module": "ESNext",
+    "module": "CommonJS",
-    "moduleResolution": "bundler",
+    "moduleResolution": "Node",
     "resolveJsonModule": true,
     "lib": [
-      "ES2023"
+      "ES2018",
+      "ES2019",
+      "ES2020",
+      "ESNext"
     ],
-    "noEmit": true,
+    "outDir": "./dist/tsc",
+    "preserveConstEnums": true,
+    "incremental": false,
+    "declaration": true,
+    "sourceMap": true,
+    "importHelpers": false,
     "strict": true,
     "pretty": true,
     "noUnusedLocals": true,
     "noUnusedParameters": true,
     "noImplicitReturns": true,
     "noFallthroughCasesInSwitch": true,
-    "esModuleInterop": true
+    "esModuleInterop": true,
+    "experimentalDecorators": true,
+    "emitDecoratorMetadata": true
   }
 }