PNPM_HOME_PATH=>PNPM_HOME

This change is needed to make the action compatible with pnpm v7.

Related breaking change in pnpm: pnpm/pnpm#4280

README.md

@@ -6,7 +6,7 @@ Install pnpm package manager.
 
 ### `version`
 
-**Required** 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`.
 
 ### `dest`
 
@@ -100,13 +100,11 @@ jobs:
 
       - name: Cache pnpm modules
         uses: actions/cache@v2
-        env:
-          cache-name: cache-pnpm-modules
         with:
           path: ~/.pnpm-store
-          key: ${{ runner.os }}-build-${{ env.cache-name }}-${{ matrix.node-version }}-${{ hashFiles('**/package.json') }}
+          key: ${{ runner.os }}-${{ hashFiles('**/pnpm-lock.yaml') }}
           restore-keys: |
-            ${{ runner.os }}-build-${{ env.cache-name }}-${{ matrix.node-version }}-
+            ${{ runner.os }}-
 
       - uses: pnpm/action-setup@v2.0.1
         with:

package.json

@@ -7,21 +7,21 @@
     "start": "pnpm run build && sh ./run.sh"
   },
   "dependencies": {
-    "node-fetch": "^2.6.1",
+    "@actions/core": "^1.6.0",
-    "expand-tilde": "^2.0.2",
-    "js-yaml": "^4.0.0",
-    "ajv": "^6.12.5",
-    "fs-extra": "^9.1.0",
-    "@actions/core": "^1.2.6",
     "@types/expand-tilde": "^2.0.0",
-    "@types/node-fetch": "^2.5.8",
+    "@types/fs-extra": "^9.0.13",
-    "@types/js-yaml": "^4.0.0",
+    "@types/js-yaml": "^4.0.5",
-    "@types/fs-extra": "^9.0.8",
+    "@types/node": "^14.18.10",
-    "@types/node": "^14.14.35"
+    "@types/node-fetch": "^2.5.12",
+    "ajv": "^6.12.6",
+    "expand-tilde": "^2.0.2",
+    "fs-extra": "^9.1.0",
+    "js-yaml": "^4.1.0",
+    "node-fetch": "^2.6.7"
   },
   "devDependencies": {
-    "typescript": "^4.2.3",
     "@ts-schema-autogen/cli": "^0.1.2",
-    "@vercel/ncc": "^0.27.0"
+    "@vercel/ncc": "^0.27.0",
+    "typescript": "^4.5.5"
   }
 }

src/install-pnpm/index.ts

@@ -9,7 +9,7 @@ export async function install(inputs: Inputs) {
   const status = await runSelfInstaller(inputs)
   endGroup()
   if (status) {
-    return setFailed(`Something does wrong, self-installer exits with code ${status}`)
+    return setFailed(`Something went wrong, self-installer exits with code ${status}`)
   }
 }
 

src/install-pnpm/run.ts

@@ -1,3 +1,4 @@
+import * as core from '@actions/core'
 import { spawn } from 'child_process'
 import { execPath } from 'process'
 import { join } from 'path'
@@ -22,10 +23,16 @@ export async function runSelfInstaller(inputs: Inputs): Promise<number> {
   const response = await fetch('https://pnpm.js.org/pnpm.js')
   response.body.pipe(cp.stdin)
 
-  return new Promise((resolve, reject) => {
+  const exitCode = await new Promise<number>((resolve, reject) => {
     cp.on('error', reject)
     cp.on('close', resolve)
   })
+  if (exitCode === 0) {
+    const pnpmHome = join(dest, 'node_modules/.bin')
+    core.addPath(pnpmHome)
+    core.exportVariable('PNPM_HOME', pnpmHome)
+  }
+  return exitCode
 }
 
 export default runSelfInstaller