fix: packageManager reader (#35)

* fix: packageManager reader

* chore: resolve review

* chore: run build

README.md

@@ -6,7 +6,11 @@ Install pnpm package manager.
 
 ### `version`
 
-**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`.
+Version of pnpm to install.
+
+**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`
 

action.yml

@@ -6,7 +6,6 @@ branding:
 inputs:
   version:
     description: Version of PNPM to install
-    required: true
   dest:
     description: Where to store PNPM files
     required: false

package.json

@@ -8,20 +8,21 @@
   },
   "dependencies": {
     "@actions/core": "^1.6.0",
+    "@pnpm/fetch": "^4.2.5",
+    "@pnpm/logger": "^4.0.0",
     "@types/expand-tilde": "^2.0.0",
     "@types/fs-extra": "^9.0.13",
     "@types/js-yaml": "^4.0.5",
     "@types/node": "^14.18.10",
-    "@types/node-fetch": "^2.5.12",
+    "@types/node-fetch": "^2.6.1",
     "ajv": "^6.12.6",
     "expand-tilde": "^2.0.2",
-    "fs-extra": "^9.1.0",
-    "js-yaml": "^4.1.0",
-    "node-fetch": "^2.6.7"
+    "fs-extra": "^10.0.0",
+    "js-yaml": "^4.1.0"
   },
   "devDependencies": {
     "@ts-schema-autogen/cli": "^0.1.2",
-    "@vercel/ncc": "^0.27.0",
+    "@vercel/ncc": "^0.33.3",
     "typescript": "^4.5.5"
   }
 }

pnpm-lock.yaml

@@ -2,36 +2,38 @@ lockfileVersion: 5.3
 
 specifiers:
   '@actions/core': ^1.6.0
+  '@pnpm/fetch': ^4.2.5
+  '@pnpm/logger': ^4.0.0
   '@ts-schema-autogen/cli': ^0.1.2
   '@types/expand-tilde': ^2.0.0
   '@types/fs-extra': ^9.0.13
   '@types/js-yaml': ^4.0.5
   '@types/node': ^14.18.10
-  '@types/node-fetch': ^2.5.12
-  '@vercel/ncc': ^0.27.0
+  '@types/node-fetch': ^2.6.1
+  '@vercel/ncc': ^0.33.3
   ajv: ^6.12.6
   expand-tilde: ^2.0.2
-  fs-extra: ^9.1.0
+  fs-extra: ^10.0.0
   js-yaml: ^4.1.0
-  node-fetch: ^2.6.7
   typescript: ^4.5.5
 
 dependencies:
   '@actions/core': 1.6.0
+  '@pnpm/fetch': 4.2.5_@pnpm+logger@4.0.0
+  '@pnpm/logger': 4.0.0
   '@types/expand-tilde': 2.0.0
   '@types/fs-extra': 9.0.13
   '@types/js-yaml': 4.0.5
   '@types/node': 14.18.10
-  '@types/node-fetch': 2.5.12
+  '@types/node-fetch': 2.6.1
   ajv: 6.12.6
   expand-tilde: 2.0.2
-  fs-extra: 9.1.0
+  fs-extra: 10.0.0
   js-yaml: 4.1.0
-  node-fetch: 2.6.7
 
 devDependencies:
   '@ts-schema-autogen/cli': 0.1.2
-  '@vercel/ncc': 0.27.0
+  '@vercel/ncc': 0.33.3
   typescript: 4.5.5
 
 packages:
@@ -48,6 +50,74 @@ packages:
       tunnel: 0.0.6
     dev: false
 
+  /@pnpm/core-loggers/6.1.4_@pnpm+logger@4.0.0:
+    resolution: {integrity: sha512-vF4Qc8E8e4uCGbVc7USCgqxrRe4eZsz8XEuCTUy6asZFVnNnRY/N1vJaVG3hti/UYKI/1si1dJYibppXhgTimA==}
+    engines: {node: '>=12.17'}
+    peerDependencies:
+      '@pnpm/logger': ^4.0.0
+    dependencies:
+      '@pnpm/logger': 4.0.0
+      '@pnpm/types': 7.10.0
+    dev: false
+
+  /@pnpm/fetch/4.2.5_@pnpm+logger@4.0.0:
+    resolution: {integrity: sha512-8zUWgrP+6mK/LJcLkNfjqKLSwOs4n/LR3BACZGSwcFH7yh28YJhKo142gFPOVTzS0pBUDvVVsDNQ7sxp2lOmDw==}
+    engines: {node: '>=12.17'}
+    peerDependencies:
+      '@pnpm/logger': ^4.0.0
+    dependencies:
+      '@pnpm/core-loggers': 6.1.4_@pnpm+logger@4.0.0
+      '@pnpm/fetching-types': 2.2.1
+      '@pnpm/logger': 4.0.0
+      '@pnpm/npm-registry-agent': 5.0.2
+      '@zkochan/retry': 0.2.0
+      node-fetch: 3.0.0-beta.9
+    transitivePeerDependencies:
+      - domexception
+      - supports-color
+    dev: false
+
+  /@pnpm/fetching-types/2.2.1:
+    resolution: {integrity: sha512-ihcncWdo40GR91hRfuNtKnXUUczIDN+eJdRSu4/dTSRnAgi4HL/RN5RQ3l2XCT4ausmZvDjaO+LJx8/q4967tw==}
+    engines: {node: '>=12.17'}
+    dependencies:
+      '@zkochan/retry': 0.2.0
+      node-fetch: 3.0.0-beta.9
+    transitivePeerDependencies:
+      - domexception
+    dev: false
+
+  /@pnpm/logger/4.0.0:
+    resolution: {integrity: sha512-SIShw+k556e7S7tLZFVSIHjCdiVog1qWzcKW2RbLEHPItdisAFVNIe34kYd9fMSswTlSRLS/qRjw3ZblzWmJ9Q==}
+    engines: {node: '>=12.17'}
+    dependencies:
+      bole: 4.0.0
+      ndjson: 2.0.0
+    dev: false
+
+  /@pnpm/npm-registry-agent/5.0.2:
+    resolution: {integrity: sha512-HmdLnoD3LFquTq40RnbZoF2dwMrGAa2TG2WclKxmrRKj+6dOvhC/YztysVnv+/mfwn7Nlf4gBjOi8ZQz0F3C5g==}
+    engines: {node: '>=12.17'}
+    dependencies:
+      agentkeepalive: 4.2.0
+      http-proxy-agent: 5.0.0
+      https-proxy-agent: 5.0.0
+      lru-cache: 6.0.0
+      socks-proxy-agent: 6.1.1
+    transitivePeerDependencies:
+      - supports-color
+    dev: false
+
+  /@pnpm/types/7.10.0:
+    resolution: {integrity: sha512-7NKyfwepNccR6f9htiXAw0tt6rCajvtiX5HsTOi3odSFJ04iri43yjh70Ekw25hAynQwRR0rkJ7l6BBNFrJ/2g==}
+    engines: {node: '>=12.17'}
+    dev: false
+
+  /@tootallnate/once/2.0.0:
+    resolution: {integrity: sha512-XCuKFP5PS55gnMVu3dty8KPatLqUoy/ZYzDzAGCQ8JNFCkLXzmI7vNHCR+XpbZaMWQK/vQubr7PkYq8g470J/A==}
+    engines: {node: '>= 10'}
+    dev: false
+
   /@ts-schema-autogen/cli/0.1.2:
     resolution: {integrity: sha512-61aIkJh7RDDNLCQJtp++1pL/LWlPAI9dxgWyhXycyRm4TRaTVaRBOoxTVnN0IVT+akdhWeiXkhNkCzG6Vd5zAw==}
     hasBin: true
@@ -216,8 +286,8 @@ packages:
     resolution: {integrity: sha512-qcUXuemtEu+E5wZSJHNxUXeCZhAfXKQ41D+duX+VYPde7xyEVZci+/oXKJL13tnRs9lR2pr4fod59GT6/X1/yQ==}
     dev: true
 
-  /@types/node-fetch/2.5.12:
-    resolution: {integrity: sha512-MKgC4dlq4kKNa/mYrwpKfzQMB5X3ee5U6fSprkKpToBqBmX4nFZL9cW5jl6sWn+xpRJ7ypWh2yyqqr8UUCstSw==}
+  /@types/node-fetch/2.6.1:
+    resolution: {integrity: sha512-oMqjURCaxoSIsHSr1E47QHzbmzNR5rK8McHuNb11BOM9cHcIK3Avy0s/b2JlXHoQGTYS3NsvWzV1M0iK7l0wbA==}
     dependencies:
       '@types/node': 14.18.10
       form-data: 3.0.1
@@ -240,11 +310,36 @@ packages:
       '@types/yargs-parser': 20.2.1
     dev: true
 
-  /@vercel/ncc/0.27.0:
-    resolution: {integrity: sha512-DllIJQapnU2YwewIhh/4dYesmMQw3h2cFtabECc/zSJHqUbNa0eJuEkRa6DXbZvh1YPWBtYQoPV17NlDpBw1Vw==}
+  /@vercel/ncc/0.33.3:
+    resolution: {integrity: sha512-JGZ11QV+/ZcfudW2Cz2JVp54/pJNXbsuWRgSh2ZmmZdQBKXqBtIGrwI1Wyx8nlbzAiEFe7FHi4K1zX4//jxTnQ==}
     hasBin: true
     dev: true
 
+  /@zkochan/retry/0.2.0:
+    resolution: {integrity: sha512-WhB+2B/ZPlW2Xy/kMJBrMbqecWXcbDDgn0K0wKBAgO2OlBTz1iLJrRWduo+DGGn0Akvz1Lu4Xvls7dJojximWw==}
+    engines: {node: '>=10'}
+    dev: false
+
+  /agent-base/6.0.2:
+    resolution: {integrity: sha512-RZNwNclF7+MS/8bDg70amg32dyeZGZxiDuQmZxKLAlQjr3jGyLx+4Kkk58UO7D2QdgFIQCovuSuZESne6RG6XQ==}
+    engines: {node: '>= 6.0.0'}
+    dependencies:
+      debug: 4.3.3
+    transitivePeerDependencies:
+      - supports-color
+    dev: false
+
+  /agentkeepalive/4.2.0:
+    resolution: {integrity: sha512-0PhAp58jZNw13UJv7NVdTGb0ZcghHUb3DrZ046JiiJY/BOaTTpbwdHq2VObPCBV8M2GPh7sgrJ3AQ8Ey468LJw==}
+    engines: {node: '>= 8.0.0'}
+    dependencies:
+      debug: 4.3.3
+      depd: 1.1.2
+      humanize-ms: 1.2.1
+    transitivePeerDependencies:
+      - supports-color
+    dev: false
+
   /ajv/6.12.6:
     resolution: {integrity: sha512-j3fVLgvTo527anyYyJOGTYJbG+vnnQYvE0m5mmkc1TK+nxAppkCLMIL0aZ4dblVCNoGShhm+kzE4ZUykBoMg4g==}
     dependencies:
@@ -291,11 +386,6 @@ packages:
     resolution: {integrity: sha1-x57Zf380y48robyXkLzDZkdLS3k=}
     dev: false
 
-  /at-least-node/1.0.0:
-    resolution: {integrity: sha512-+q/t7Ekv1EDY2l6Gda6LLiX14rU9TV20Wa3ofeQmwPFZbOMo9DXrLbOjFaaclkXKWidIaopwAObQDqwWtGUjqg==}
-    engines: {node: '>= 4.0.0'}
-    dev: false
-
   /balanced-match/1.0.2:
     resolution: {integrity: sha512-3oSeUO0TMV67hN1AmbXsK4yaqU7tjiHlbxRDZOpH0KW9+CeX4bRAaX0Anxt0tx2MrpRpWwQaPwIlISEJhYU5Pw==}
     dev: true
@@ -307,6 +397,13 @@ packages:
       tslib: 1.14.1
     dev: true
 
+  /bole/4.0.0:
+    resolution: {integrity: sha512-Bk/2qoyOSlwU1dnDFk/oPM2FCNKAlYlBHfpAgwGX+K9HUtxSvmIAQCmMWMOvE6BlHHRCwsH1MxJe/r1ieodxqQ==}
+    dependencies:
+      fast-safe-stringify: 2.1.1
+      individual: 3.0.0
+    dev: false
+
   /brace-expansion/1.1.11:
     resolution: {integrity: sha512-iCuPHDFgrHX7H2vEI/5xpz07zSHB00TpugqhmYtVmMO6518mCuRMoOYFldEBl0g187ufozdaHgWKcYFb61qGiA==}
     dependencies:
@@ -367,6 +464,23 @@ packages:
     resolution: {integrity: sha1-2Klr13/Wjfd5OnMDajug1UBdR3s=}
     dev: true
 
+  /data-uri-to-buffer/3.0.1:
+    resolution: {integrity: sha512-WboRycPNsVw3B3TL559F7kuBUM4d8CgMEvk6xEJlOp7OBPjt6G7z8WMWlD2rOFZLk6OYfFIUGsCOWzcQH9K2og==}
+    engines: {node: '>= 6'}
+    dev: false
+
+  /debug/4.3.3:
+    resolution: {integrity: sha512-/zxw5+vh1Tfv+4Qn7a5nsbcJKPaSvCDhojn6FEl9vupwK2VCSDtEiEtqr8DFtzYFOdz63LBkxec7DYuc2jon6Q==}
+    engines: {node: '>=6.0'}
+    peerDependencies:
+      supports-color: '*'
+    peerDependenciesMeta:
+      supports-color:
+        optional: true
+    dependencies:
+      ms: 2.1.2
+    dev: false
+
   /decamelize/1.2.0:
     resolution: {integrity: sha1-9lNNFRSCabIDUue+4m9QH5oZEpA=}
     engines: {node: '>=0.10.0'}
@@ -377,6 +491,11 @@ packages:
     engines: {node: '>=0.4.0'}
     dev: false
 
+  /depd/1.1.2:
+    resolution: {integrity: sha1-m81S4UwJd2PnSbJ0xDRu0uVgtak=}
+    engines: {node: '>= 0.6'}
+    dev: false
+
   /emoji-regex/7.0.3:
     resolution: {integrity: sha512-CwBLREIQ7LvYFB0WyRvwhq5N5qPhc6PMjD6bYggFlI5YyDgl+0vxq5VHbMOFqLg7hfWzmu8T5Z1QofhmTIhItA==}
     dev: true
@@ -411,6 +530,10 @@ packages:
   /fast-json-stable-stringify/2.1.0:
     resolution: {integrity: sha512-lhd/wF+Lk98HZoTCtlVraHtfh5XYijIjalXck7saUtuanSDyLMxnHhSXEDJqHxD7msR8D0uCmqlkwjCV8xvwHw==}
 
+  /fast-safe-stringify/2.1.1:
+    resolution: {integrity: sha512-W+KJc2dmILlPplD/H4K9l9LcAHAfPtP6BY84uVLXQ6Evcz9Lcg33Y2z1IVblT6xdY54PXYVHEv+0Wpq8Io6zkA==}
+    dev: false
+
   /fast-traverse/0.1.7:
     resolution: {integrity: sha512-gZTQvJSgrGV24F8AeeTNxip8OEkjRHwDDpGw0b51TzRVGjJsKzh6CuHf9ltVjJZzni5Ead+EEQJ0IFCuoCJUtA==}
     dependencies:
@@ -418,6 +541,16 @@ packages:
       tslib: 2.3.1
     dev: true
 
+  /fetch-blob/2.1.2:
+    resolution: {integrity: sha512-YKqtUDwqLyfyMnmbw8XD6Q8j9i/HggKtPEI+pZ1+8bvheBu78biSmNaXWusx1TauGqtUUGx/cBb1mKdq2rLYow==}
+    engines: {node: ^10.17.0 || >=12.3.0}
+    peerDependencies:
+      domexception: '*'
+    peerDependenciesMeta:
+      domexception:
+        optional: true
+    dev: false
+
   /find-up/3.0.0:
     resolution: {integrity: sha512-1yD6RmLI1XBfxugvORwlck6f75tYL+iR0jqwsOrOxMZyGYqUuDhJ0l4AXdO1iX/FTs9cBAMEk1gWSEx1kSbylg==}
     engines: {node: '>=6'}
@@ -442,6 +575,15 @@ packages:
       mime-types: 2.1.34
     dev: false
 
+  /fs-extra/10.0.0:
+    resolution: {integrity: sha512-C5owb14u9eJwizKGdchcDUQeFtlSHHthBk8pbX9Vc1PFZrLombudjDnNns88aYslCyF6IY5SUw3Roz6xShcEIQ==}
+    engines: {node: '>=12'}
+    dependencies:
+      graceful-fs: 4.2.9
+      jsonfile: 6.1.0
+      universalify: 2.0.0
+    dev: false
+
   /fs-extra/8.1.0:
     resolution: {integrity: sha512-yhlQgA6mnOJUKOsRUFsgJdQCvkKhcz8tlZG5HBQfReYZy46OwLcY+Zia0mtdHsOo9y/hP+CxMN0TU9QxoOtG4g==}
     engines: {node: '>=6 <7 || >=8'}
@@ -451,16 +593,6 @@ packages:
       universalify: 0.1.2
     dev: true
 
-  /fs-extra/9.1.0:
-    resolution: {integrity: sha512-hcg3ZmepS30/7BSFqRvoo3DOMQu7IjqxO5nCDt+zM9XWjb33Wg7ziNT+Qvqbuc3+gWpzO02JubVyk2G4Zvo1OQ==}
-    engines: {node: '>=10'}
-    dependencies:
-      at-least-node: 1.0.0
-      graceful-fs: 4.2.9
-      jsonfile: 6.1.0
-      universalify: 2.0.0
-    dev: false
-
   /fs.realpath/1.0.0:
     resolution: {integrity: sha1-FQStJSMVjKpA20onh8sBQRmU6k8=}
     dev: true
@@ -491,6 +623,37 @@ packages:
       parse-passwd: 1.0.0
     dev: false
 
+  /http-proxy-agent/5.0.0:
+    resolution: {integrity: sha512-n2hY8YdoRE1i7r6M0w9DIw5GgZN0G25P8zLCRQ8rjXtTU3vsNFBI/vWK/UIeE6g5MUUz6avwAPXmL6Fy9D/90w==}
+    engines: {node: '>= 6'}
+    dependencies:
+      '@tootallnate/once': 2.0.0
+      agent-base: 6.0.2
+      debug: 4.3.3
+    transitivePeerDependencies:
+      - supports-color
+    dev: false
+
+  /https-proxy-agent/5.0.0:
+    resolution: {integrity: sha512-EkYm5BcKUGiduxzSt3Eppko+PiNWNEpa4ySk9vTC6wDsQJW9rHSa+UhGNJoRYp7bz6Ht1eaRIa6QaJqO5rCFbA==}
+    engines: {node: '>= 6'}
+    dependencies:
+      agent-base: 6.0.2
+      debug: 4.3.3
+    transitivePeerDependencies:
+      - supports-color
+    dev: false
+
+  /humanize-ms/1.2.1:
+    resolution: {integrity: sha1-xG4xWaKT9riW2ikxbYtv6Lt5u+0=}
+    dependencies:
+      ms: 2.1.3
+    dev: false
+
+  /individual/3.0.0:
+    resolution: {integrity: sha1-58pPhfiVewGHNPKFdQ3CLsL5hi0=}
+    dev: false
+
   /inflight/1.0.6:
     resolution: {integrity: sha1-Sb1jMdfQLQwJvJEKEHW6gWW1bfk=}
     dependencies:
@@ -500,7 +663,10 @@ packages:
 
   /inherits/2.0.4:
     resolution: {integrity: sha512-k/vGaX4/Yla3WzyMCvTQOXYeIHvqOKtnqBduzTHpzpQZzAskKMhZ2K+EnBiSM9zGSoIFeMpXKxa4dYeZIQqewQ==}
-    dev: true
+
+  /ip/1.1.5:
+    resolution: {integrity: sha1-vd7XARQpCCjAoDnnLvJfWq7ENUo=}
+    dev: false
 
   /is-fullwidth-code-point/2.0.0:
     resolution: {integrity: sha1-o7MKXE8ZkYMWeqq5O+764937ZU8=}
@@ -536,6 +702,10 @@ packages:
       jsonify: 0.0.0
     dev: true
 
+  /json-stringify-safe/5.0.1:
+    resolution: {integrity: sha1-Epai1Y/UXxmg9s4B1lcB4sc1tus=}
+    dev: false
+
   /jsonfile/4.0.0:
     resolution: {integrity: sha1-h3Gq4HmbZAdrdmQPygWPnBDjPss=}
     optionalDependencies:
@@ -569,6 +739,13 @@ packages:
       p-locate: 4.1.0
     dev: true
 
+  /lru-cache/6.0.0:
+    resolution: {integrity: sha512-Jo6dJ04CmSjuznwJSS3pUeWmd/H0ffTlkXXgwZi+eq1UCmqQwCh+eLsYOYCwY991i2Fah4h1BEMCx4qThGbsiA==}
+    engines: {node: '>=10'}
+    dependencies:
+      yallist: 4.0.0
+    dev: false
+
   /mime-db/1.51.0:
     resolution: {integrity: sha512-5y8A56jg7XVQx2mbv1lu49NR4dokRnhZYTtL+KGfaa27uq4pSTXkwQkFJl4pkRMyNFz/EtYDSkiiEHx3F7UN6g==}
     engines: {node: '>= 0.6'}
@@ -587,16 +764,38 @@ packages:
       brace-expansion: 1.1.11
     dev: true
 
-  /node-fetch/2.6.7:
-    resolution: {integrity: sha512-ZjMPFEfVx5j+y2yF35Kzx5sF7kDzxuDj6ziH4FFbOp87zKDZNx8yExJIb05OGF4Nlt9IHFIMBkRl41VdvcNdbQ==}
-    engines: {node: 4.x || >=6.0.0}
-    peerDependencies:
-      encoding: ^0.1.0
-    peerDependenciesMeta:
-      encoding:
-        optional: true
+  /minimist/1.2.5:
+    resolution: {integrity: sha512-FM9nNUYrRBAELZQT3xeZQ7fmMOBg6nWNmJKTcgsJeaLstP/UODVpGsr5OhXhhXg6f+qtJ8uiZ+PUxkDWcgIXLw==}
+    dev: false
+
+  /ms/2.1.2:
+    resolution: {integrity: sha512-sGkPx+VjMtmA6MX27oA4FBFELFCZZ4S4XqeGOXCv68tT+jb3vk/RyaKWP0PTKyWtmLSM0b+adUTEvbs1PEaH2w==}
+    dev: false
+
+  /ms/2.1.3:
+    resolution: {integrity: sha512-6FlzubTLZG3J2a/NVCAleEhjzq5oxgHyaCU9yYXvcLsvoVaHJq/s5xXI6/XXP6tz7R9xAOtHnSO/tXtF3WRTlA==}
+    dev: false
+
+  /ndjson/2.0.0:
+    resolution: {integrity: sha512-nGl7LRGrzugTtaFcJMhLbpzJM6XdivmbkdlaGcrk/LXg2KL/YBC6z1g70xh0/al+oFuVFP8N8kiWRucmeEH/qQ==}
+    engines: {node: '>=10'}
+    hasBin: true
     dependencies:
-      whatwg-url: 5.0.0
+      json-stringify-safe: 5.0.1
+      minimist: 1.2.5
+      readable-stream: 3.6.0
+      split2: 3.2.2
+      through2: 4.0.2
+    dev: false
+
+  /node-fetch/3.0.0-beta.9:
+    resolution: {integrity: sha512-RdbZCEynH2tH46+tj0ua9caUHVWrd/RHnRfvly2EVdqGmI3ndS1Vn/xjm5KuGejDt2RNDQsVRLPNd2QPwcewVg==}
+    engines: {node: ^10.17 || >=12.3}
+    dependencies:
+      data-uri-to-buffer: 3.0.1
+      fetch-blob: 2.1.2
+    transitivePeerDependencies:
+      - domexception
     dev: false
 
   /once/1.4.0:
@@ -655,6 +854,15 @@ packages:
     resolution: {integrity: sha512-XRsRjdf+j5ml+y/6GKHPZbrF/8p2Yga0JPtdqTIY2Xe5ohJPD9saDJJLPvp9+NSBprVvevdXZybnj2cv8OEd0A==}
     engines: {node: '>=6'}
 
+  /readable-stream/3.6.0:
+    resolution: {integrity: sha512-BViHy7LKeTz4oNnkcLJ+lVSL6vpiFeX6/d3oSH8zCW7UxP2onchk+vTGB143xuFjHS3deTgkKoXXymXqymiIdA==}
+    engines: {node: '>= 6'}
+    dependencies:
+      inherits: 2.0.4
+      string_decoder: 1.3.0
+      util-deprecate: 1.0.2
+    dev: false
+
   /require-directory/2.1.1:
     resolution: {integrity: sha1-jGStX9MNqxyXbiNE/+f3kqam30I=}
     engines: {node: '>=0.10.0'}
@@ -664,10 +872,44 @@ packages:
     resolution: {integrity: sha512-NKN5kMDylKuldxYLSUfrbo5Tuzh4hd+2E8NPPX02mZtn1VuREQToYe/ZdlJy+J3uCpfaiGF05e7B8W0iXbQHmg==}
     dev: true
 
+  /safe-buffer/5.2.1:
+    resolution: {integrity: sha512-rp3So07KcdmmKbGvgaNxQSJr7bGVSVk5S9Eq1F+ppbRo70+YeaDxkw5Dd8NPN+GD6bjnYm2VuPuCXmpuYvmCXQ==}
+    dev: false
+
   /set-blocking/2.0.0:
     resolution: {integrity: sha1-BF+XgtARrppoA93TgrJDkrPYkPc=}
     dev: true
 
+  /smart-buffer/4.2.0:
+    resolution: {integrity: sha512-94hK0Hh8rPqQl2xXc3HsaBoOXKV20MToPkcXvwbISWLEs+64sBq5kFgn2kJDHb1Pry9yrP0dxrCI9RRci7RXKg==}
+    engines: {node: '>= 6.0.0', npm: '>= 3.0.0'}
+    dev: false
+
+  /socks-proxy-agent/6.1.1:
+    resolution: {integrity: sha512-t8J0kG3csjA4g6FTbsMOWws+7R7vuRC8aQ/wy3/1OWmsgwA68zs/+cExQ0koSitUDXqhufF/YJr9wtNMZHw5Ew==}
+    engines: {node: '>= 10'}
+    dependencies:
+      agent-base: 6.0.2
+      debug: 4.3.3
+      socks: 2.6.2
+    transitivePeerDependencies:
+      - supports-color
+    dev: false
+
+  /socks/2.6.2:
+    resolution: {integrity: sha512-zDZhHhZRY9PxRruRMR7kMhnf3I8hDs4S3f9RecfnGxvcBHQcKcIH/oUcEWffsfl1XxdYlA7nnlGbbTvPz9D8gA==}
+    engines: {node: '>= 10.13.0', npm: '>= 3.0.0'}
+    dependencies:
+      ip: 1.1.5
+      smart-buffer: 4.2.0
+    dev: false
+
+  /split2/3.2.2:
+    resolution: {integrity: sha512-9NThjpgZnifTkJpzTZ7Eue85S49QwpNhZTq6GRJwObb6jnLFNGB7Qm73V5HewTROPyxD0C29xqmaI68bQtV+hg==}
+    dependencies:
+      readable-stream: 3.6.0
+    dev: false
+
   /sprintf-js/1.0.3:
     resolution: {integrity: sha1-BOaSb2YolTVPPdAVIDYzuFcpfiw=}
     dev: true
@@ -690,6 +932,12 @@ packages:
       strip-ansi: 6.0.1
     dev: true
 
+  /string_decoder/1.3.0:
+    resolution: {integrity: sha512-hkRX8U1WjJFd8LsDJ2yQ/wWWxaopEsABU1XfkM8A+j0+85JAGppt16cr1Whg6KIbb4okU6Mql6BOj+uup/wKeA==}
+    dependencies:
+      safe-buffer: 5.2.1
+    dev: false
+
   /strip-ansi/5.2.0:
     resolution: {integrity: sha512-DuRs1gKbBqsMKIZlrffwlug8MHkcnpjs5VPmL1PAh+mA30U0DTotfDZ0d2UUsXpPmPmMMJ6W773MaA3J+lbiWA==}
     engines: {node: '>=6'}
@@ -704,8 +952,10 @@ packages:
       ansi-regex: 5.0.1
     dev: true
 
-  /tr46/0.0.3:
-    resolution: {integrity: sha1-gYT9NH2snNwYWZLzpmIuFLnZq2o=}
+  /through2/4.0.2:
+    resolution: {integrity: sha512-iOqSav00cVxEEICeD7TjLB1sueEL+81Wpzp2bY17uZjZN0pWZPuo4suZ/61VujxmqSGFfgOcNuTZ85QJwNZQpw==}
+    dependencies:
+      readable-stream: 3.6.0
     dev: false
 
   /tslib/1.14.1:
@@ -759,22 +1009,15 @@ packages:
     dependencies:
       punycode: 2.1.1
 
+  /util-deprecate/1.0.2:
+    resolution: {integrity: sha1-RQ1Nyfpw3nMnYvvS1KKJgUGaDM8=}
+    dev: false
+
   /utility-types/3.10.0:
     resolution: {integrity: sha512-O11mqxmi7wMKCo6HKFt5AhO4BwY3VV68YU07tgxfz8zJTIxr4BpsezN49Ffwy9j3ZpwwJp4fkRwjRzq3uWE6Rg==}
     engines: {node: '>= 4'}
     dev: true
 
-  /webidl-conversions/3.0.1:
-    resolution: {integrity: sha1-JFNCdeKnvGvnvIZhHMFq4KVlSHE=}
-    dev: false
-
-  /whatwg-url/5.0.0:
-    resolution: {integrity: sha1-lmRU6HZUYuN2RNNib2dCzotwll0=}
-    dependencies:
-      tr46: 0.0.3
-      webidl-conversions: 3.0.1
-    dev: false
-
   /which-module/2.0.0:
     resolution: {integrity: sha1-2e8H3Od7mQK4o6j6SzHD4/fm6Ho=}
     dev: true
@@ -805,6 +1048,10 @@ packages:
     resolution: {integrity: sha512-JKhqTOwSrqNA1NY5lSztJ1GrBiUodLMmIZuLiDaMRJ+itFd+ABVE8XBjOvIWL+rSqNDC74LCSFmlb/U4UZ4hJQ==}
     dev: true
 
+  /yallist/4.0.0:
+    resolution: {integrity: sha512-3wdGidZyq5PB084XLES5TpOSRA3wjXAlIWMhum2kRcv/41Sn2emQ0dycQW4uZXLejwKvg6EsvbdlVL+FYEct7A==}
+    dev: false
+
   /yargs-parser/15.0.3:
     resolution: {integrity: sha512-/MVEVjTXy/cGAjdtQf8dW3V9b97bPN7rNn8ETj6BmAQL7ibC7O1Q9SPJbGjgh3SlwoBNXMzj/ZGIj8mBgl12YA==}
     dependencies:

src/index.ts

@@ -1,7 +1,7 @@
 import { setFailed, saveState, getState } from '@actions/core'
 import getInputs from './inputs'
-import setOutputs from './outputs'
 import installPnpm from './install-pnpm'
+import setOutputs from './outputs'
 import pnpmInstall from './pnpm-install'
 import pruneStore from './pnpm-store-prune'
 

src/inputs/index.ts

@@ -3,7 +3,7 @@ import expandTilde from 'expand-tilde'
 import { RunInstall, parseRunInstall } from './run-install'
 
 export interface Inputs {
-  readonly version: string
+  readonly version?: string
   readonly dest: string
   readonly runInstall: RunInstall[]
 }
@@ -15,7 +15,7 @@ const options: InputOptions = {
 const parseInputPath = (name: string) => expandTilde(getInput(name, options))
 
 export const getInputs = (): Inputs => ({
-  version: getInput('version', options),
+  version: getInput('version'),
   dest: parseInputPath('dest'),
   runInstall: parseRunInstall('run_install'),
 })

src/inputs/run-install.ts

@@ -1,7 +1,7 @@
-import process from 'process'
-import { load } from 'js-yaml'
-import Ajv from 'ajv'
 import { getInput, error, InputOptions } from '@actions/core'
+import Ajv from 'ajv'
+import { load } from 'js-yaml'
+import process from 'process'
 import runInstallSchema from './run-install-input.schema.json'
 
 export interface RunInstall {

src/install-pnpm/run.ts

@@ -1,26 +1,29 @@
 import { addPath, exportVariable } from '@actions/core'
+import fetch from '@pnpm/fetch'
 import { spawn } from 'child_process'
-import { execPath } from 'process'
+import { remove, ensureFile, writeFile, readFile } from 'fs-extra'
 import path from 'path'
-import { remove, ensureFile, writeFile } from 'fs-extra'
-import fetch from 'node-fetch'
+import { execPath } from 'process'
 import { Inputs } from '../inputs'
 
 export async function runSelfInstaller(inputs: Inputs): Promise<number> {
   const { version, dest } = inputs
-  const target = version ? `pnpm@${version}` : 'pnpm'
-  const pkgJson = path.join(dest, 'package.json')
 
+  // prepare self install
   await remove(dest)
+  const pkgJson = path.join(dest, 'package.json')
   await ensureFile(pkgJson)
   await writeFile(pkgJson, JSON.stringify({ private: true }))
 
+  // prepare target pnpm
+  const target = await readTarget(version)
   const cp = spawn(execPath, ['-', 'install', target, '--no-lockfile'], {
     cwd: dest,
     stdio: ['pipe', 'inherit', 'inherit'],
   })
 
-  const response = await fetch('https://pnpm.io/pnpm.js')
+  const response = await fetch('https://get.pnpm.io/v6.16.js')
+  if (!response.body) throw new Error('Did not receive response body')
   response.body.pipe(cp.stdin)
 
   const exitCode = await new Promise<number>((resolve, reject) => {
@@ -35,4 +38,29 @@ export async function runSelfInstaller(inputs: Inputs): Promise<number> {
   return exitCode
 }
 
+async function readTarget(version?: string | undefined) {
+  if (version) return `pnpm@${version}`
+
+  const { GITHUB_WORKSPACE } = process.env
+  if (!GITHUB_WORKSPACE) {
+    throw new Error(`No workspace is found.
+If you're 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.`)
+  }
+
+  const { packageManager } = JSON.parse(await readFile(path.join(GITHUB_WORKSPACE, 'package.json'), 'utf8'))
+  if (typeof packageManager !== 'string') {
+    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" (See https://nodejs.org/api/corepack.html)`)
+  }
+
+  if (!packageManager.startsWith('pnpm@')) {
+    throw new Error('Invalid packageManager field in package.json')
+  }
+  return packageManager
+}
+
 export default runSelfInstaller

src/pnpm-install/index.ts

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

src/pnpm-store-prune/index.ts

@@ -1,5 +1,5 @@
-import { spawnSync } from 'child_process'
 import { warning, startGroup, endGroup } from '@actions/core'
+import { spawnSync } from 'child_process'
 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 process from 'process'
 import path from 'path'
+import process from 'process'
 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,
 })