test: update pnpm to v9

.github/workflows/test.yaml

@@ -121,7 +121,7 @@ jobs:
           fi
 
   test_run_install:
-    name: 'Test with run_install (${{ matrix.run_install.name }}, prune=${{matrix.store_prune}}, ${{ matrix.os }})'
+    name: 'Test with run_install (${{ matrix.run_install.name }}, ${{ matrix.os }})'
 
     runs-on: ${{ matrix.os }}
 
@@ -158,9 +158,6 @@ jobs:
                 - --global-dir=./pnpm-global
                 - npm
                 - yarn
-        store_prune:
-          - 'true'
-          - 'false'
 
     steps:
       - uses: actions/checkout@v4
@@ -170,7 +167,6 @@ jobs:
         with:
           version: 9.15.5
           run_install: ${{ matrix.run_install.value }}
-          store_prune: ${{ matrix.store_prune }}
 
       - name: 'Test: which'
         run: which pnpm; which pnpx

README.md

@@ -30,8 +30,6 @@ If `run_install` is `true`, pnpm will install dependencies recursively.
 
 If `run_install` is a YAML string representation of either an object or an array, pnpm will execute every install commands.
 
-If any `run_install` is not falsy, and `store_prune` is not set to `false`, `pnpm store prune` will be executed after all install commands have been executed. This is to ensure the pnpm store is pruned before caching.
-
 #### `run_install.recursive`
 
 **Optional** (_type:_ `boolean`, _default:_ `false`) Whether to use `pnpm recursive install`.
@@ -42,15 +40,11 @@ If any `run_install` is not falsy, and `store_prune` is not set to `false`, `pnp
 
 #### `run_install.args`
 
-**Optional** (_type:_ `string[]`) Additional arguments after `pnpm [recursive] install`, e.g. `[--ignore-scripts, --strict-peer-dependencies]`.
-
-#### `store_prune`
-
-**Optional** (_type:_ `boolean`, _default:_ `true`) Whether to run `pnpm store prune` after installation. If `run_install` is falsy, this option will be ignored. If you run `pnpm install` on your own, and intend to cache the pnpm store, it's recommended to run `pnpm store prune` yourself to make sure the store that will be cached is pruned.
+**Optional** (_type:_ `string[]`) Additional arguments after `pnpm [recursive] install`, e.g. `[--frozen-lockfile, --strict-peer-dependencies]`.
 
 ### `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.
+**Optional** (_type:_ `string`, _default:_ `package.json`) File path to the `package.json` to read "packageManager" configuration.
 
 ### `standalone`
 
@@ -123,9 +117,9 @@ jobs:
       - uses: pnpm/action-setup@v4
         with:
           version: 10
-          run_install:
+          run_install: |
             - recursive: true
-              args: [--strict-peer-dependencies]
+              args: [--frozen-lockfile, --strict-peer-dependencies]
             - args: [--global, gulp, prettier, typescript]
 ```
 
@@ -158,12 +152,9 @@ jobs:
 
       - name: Install dependencies
         run: pnpm install
-
-      - name: Prune pnpm store
-        run: pnpm store prune
 ```
 
-**Note:** If you you opt to run install on your own (`run_install: false`), it's recommended to run [`pnpm store prune`](https://pnpm.io/cli/store#prune) after installation to make sure the store that will be cached is pruned.
+**Note:** You don't need to run `pnpm store prune` at the end; post-action has already taken care of that.
 
 ## Notes
 

action.yml

@@ -15,10 +15,6 @@ inputs:
     description: If specified, run `pnpm install`
     required: false
     default: 'null'
-  store_prune:
-    description: Enable store pruning after installation. Set to false to disable.
-    required: false
-    default: 'true'
   package_json_file:
     description: File path to the package.json to read "packageManager" configuration
     required: false
@@ -35,3 +31,4 @@ outputs:
 runs:
   using: node20
   main: dist/index.js
+  post: dist/index.js

src/index.ts

@@ -1,4 +1,4 @@
-import { setFailed } from '@actions/core'
+import { setFailed, saveState, getState } from '@actions/core'
 import getInputs from './inputs'
 import installPnpm from './install-pnpm'
 import setOutputs from './outputs'
@@ -7,11 +7,13 @@ import pruneStore from './pnpm-store-prune'
 
 async function main() {
   const inputs = getInputs()
+  const isPost = getState('is_post')
+  if (isPost === 'true') return pruneStore(inputs)
+  saveState('is_post', 'true')
   await installPnpm(inputs)
   console.log('Installation Completed!')
   setOutputs(inputs)
   pnpmInstall(inputs)
-  pruneStore(inputs)
 }
 
 main().catch(error => {

src/inputs/index.ts

@@ -6,7 +6,6 @@ export interface Inputs {
   readonly version?: string
   readonly dest: string
   readonly runInstall: RunInstall[]
-  readonly storePrune: boolean
   readonly packageJsonFile: string
   readonly standalone: boolean
 }
@@ -21,7 +20,6 @@ export const getInputs = (): Inputs => ({
   version: getInput('version'),
   dest: parseInputPath('dest'),
   runInstall: parseRunInstall('run_install'),
-  storePrune: getBooleanInput('store_prune'),
   packageJsonFile: parseInputPath('package_json_file'),
   standalone: getBooleanInput('standalone'),
 })

src/install-pnpm/run.ts

@@ -1,6 +1,6 @@
 import { addPath, exportVariable } from '@actions/core'
 import { spawn } from 'child_process'
-import { rm, writeFile, mkdir, copyFile } from 'fs/promises'
+import { rm, writeFile, mkdir } from 'fs/promises'
 import { readFileSync } from 'fs'
 import path from 'path'
 import { execPath } from 'process'
@@ -10,7 +10,6 @@ import YAML from 'yaml'
 
 export async function runSelfInstaller(inputs: Inputs): Promise<number> {
   const { version, dest, packageJsonFile, standalone } = inputs
-  const { GITHUB_WORKSPACE } = process.env
 
   // prepare self install
   await rm(dest, { recursive: true, force: true })
@@ -20,16 +19,6 @@ export async function runSelfInstaller(inputs: Inputs): Promise<number> {
   // we have ensured the dest directory exists, we can write the file directly
   await writeFile(pkgJson, JSON.stringify({ private: true }))
 
-  // copy .npmrc if it exists to install from custom registry
-  if (GITHUB_WORKSPACE) {
-    try {
-      await copyFile(path.join(GITHUB_WORKSPACE, '.npmrc'), path.join(dest, '.npmrc'))
-    } catch (error) {
-      // Swallow error if .npmrc doesn't exist
-      if (!util.types.isNativeError(error) || !('code' in error) || error.code !== 'ENOENT') throw error
-    }
-  }
-
   // prepare target pnpm
   const target = await readTarget({ version, packageJsonFile, standalone })
   const cp = spawn(execPath, [path.join(__dirname, 'pnpm.cjs'), 'install', target, '--no-lockfile'], {
@@ -75,7 +64,6 @@ async function readTarget(opts: {
   if (version) {
     if (
       typeof packageManager === 'string' &&
-      packageManager.startsWith('pnpm@') &&
       packageManager.replace('pnpm@', '') !== version
     ) {
       throw new Error(`Multiple versions of pnpm specified:

src/pnpm-store-prune/index.ts

@@ -5,12 +5,7 @@ import { patchPnpmEnv } from '../utils'
 
 export function pruneStore(inputs: Inputs) {
   if (inputs.runInstall.length === 0) {
-    console.log('No install commands were run, skipping pnpm store prune, remember to run it after pnpm install if caching the store.')
-    return
-  }
-
-  if (!inputs.storePrune) {
-    console.log('Store pruning is disabled, skipping pnpm store prune.')
+    console.log('Pruning is unnecessary.')
     return
   }