.eslintrc.js

@@ -7,7 +7,7 @@ module.exports = {
     'eslint-config-prettier'
   ],
   parser: '@typescript-eslint/parser',
-  plugins: ['@typescript-eslint', 'eslint-plugin-node', 'eslint-plugin-jest'],
+  plugins: ['@typescript-eslint', 'eslint-plugin-jest'],
   rules: {
     '@typescript-eslint/no-require-imports': 'error',
     '@typescript-eslint/no-non-null-assertion': 'off',
@@ -28,8 +28,7 @@ module.exports = {
       }
     ],
     'no-control-regex': 'off',
-    'no-constant-condition': ['error', {checkLoops: false}],
+    'no-constant-condition': ['error', {checkLoops: false}]
-    'node/no-extraneous-import': 'error'
   },
   overrides: [
     {

.github/workflows/basic-validation.yml

@@ -14,5 +14,3 @@ jobs:
   call-basic-validation:
     name: Basic validation
     uses: actions/reusable-workflows/.github/workflows/basic-validation.yml@main
-    with:
-      node-version: '20'

.github/workflows/check-dist.yml

@@ -15,5 +15,3 @@ jobs:
   call-check-dist:
     name: Check dist/
     uses: actions/reusable-workflows/.github/workflows/check-dist.yml@main
-    with:
-      node-version: '20'

.github/workflows/versions.yml

@@ -20,7 +20,7 @@ jobs:
       matrix:
         os: [ubuntu-latest, windows-latest, macos-latest]
     steps:
-      - uses: actions/checkout@v4
+      - uses: actions/checkout@v3
       - name: Setup Go Stable
         uses: ./
         with:
@@ -35,7 +35,7 @@ jobs:
       matrix:
         os: [ubuntu-latest, windows-latest, macos-latest]
     steps:
-      - uses: actions/checkout@v4
+      - uses: actions/checkout@v3
       - name: Setup Go oldStable
         uses: ./
         with:
@@ -55,7 +55,7 @@ jobs:
           - os: macos-latest
             architecture: x32
     steps:
-      - uses: actions/checkout@v4
+      - uses: actions/checkout@v3
       - name: Setup Go ${{ matrix.version }} ${{ matrix.architecture }}
         uses: ./
         with:
@@ -71,10 +71,10 @@ jobs:
       fail-fast: false
       matrix:
         os: [macos-latest, windows-latest, ubuntu-latest]
-        go: [1.20.14, 1.21.10, 1.22.3]
+        go: [1.17, 1.18, 1.19]
     steps:
       - name: Checkout
-        uses: actions/checkout@v4
+        uses: actions/checkout@v3
 
       - name: setup-go ${{ matrix.go }}
         uses: ./
@@ -91,9 +91,9 @@ jobs:
       fail-fast: false
       matrix:
         os: [ubuntu-latest, windows-latest, macos-latest]
-        go-version: [1.20.14, 1.21]
+        go-version: [1.16, 1.17]
     steps:
-      - uses: actions/checkout@v4
+      - uses: actions/checkout@v3
       - name: Setup Go and check latest
         uses: ./
         with:
@@ -109,13 +109,13 @@ jobs:
       matrix:
         os: [ubuntu-latest, windows-latest, macos-latest]
     steps:
-      - uses: actions/checkout@v4
+      - uses: actions/checkout@v3
       - name: Setup Go and check latest
         uses: ./
         with:
           go-version-file: __tests__/data/go.mod
       - name: verify go
-        run: __tests__/verify-go.sh 1.20.14
+        run: __tests__/verify-go.sh 1.14
         shell: bash
 
   go-version-file-with-gowork:
@@ -125,13 +125,13 @@ jobs:
       matrix:
         os: [ubuntu-latest, windows-latest, macos-latest]
     steps:
-      - uses: actions/checkout@v4
+      - uses: actions/checkout@v3
       - name: Setup Go and check latest
         uses: ./
         with:
           go-version-file: __tests__/data/go.work
       - name: verify go
-        run: __tests__/verify-go.sh 1.21
+        run: __tests__/verify-go.sh 1.19
         shell: bash
 
   setup-versions-from-manifest:
@@ -141,10 +141,10 @@ jobs:
       fail-fast: false
       matrix:
         os: [macos-latest, windows-latest, ubuntu-latest]
-        go: [1.20.14, 1.21.10, 1.22.3]
+        go: [1.12.16, 1.13.11, 1.14.3]
     steps:
       - name: Checkout
-        uses: actions/checkout@v4
+        uses: actions/checkout@v3
 
       - name: setup-go ${{ matrix.go }}
         uses: ./
@@ -162,10 +162,10 @@ jobs:
       fail-fast: false
       matrix:
         os: [macos-latest, windows-latest, ubuntu-latest]
-        go: [1.20.14, 1.21]
+        go: [1.9, 1.8.6]
     steps:
       - name: Checkout
-        uses: actions/checkout@v4
+        uses: actions/checkout@v3
 
       - name: setup-go ${{ matrix.go }}
         uses: ./
@@ -182,9 +182,9 @@ jobs:
       fail-fast: false
       matrix:
         os: [ubuntu-latest, windows-latest, macos-latest]
-        go-version: [1.20.14, 1.21]
+        go-version: [1.16, 1.17]
     steps:
-      - uses: actions/checkout@v4
+      - uses: actions/checkout@v3
       - name: Setup Go and check latest
         uses: ./
         with:

.github/workflows/windows-validation.yml

@@ -1,136 +0,0 @@
-name: Validate Windows installation
-
-on:
-  push:
-    branches:
-      - main
-    paths-ignore:
-      - '**.md'
-  pull_request:
-    paths-ignore:
-      - '**.md'
-
-jobs:
-  create-link-if-not-default:
-    runs-on: windows-latest
-    name: 'Validate if symlink is created'
-    strategy:
-      matrix:
-        cache: [false, true]
-        go: [1.20.1]
-    steps:
-      - uses: actions/checkout@v4
-
-      - name: 'Setup ${{ matrix.cache }}, cache: ${{ matrix.go }}'
-        uses: ./
-        with:
-          go-version: ${{ matrix.go }}
-          cache: ${{ matrix.cache }}
-
-      - name: 'Drive C: should have zero size link'
-        run: |
-          du -m -s 'C:\hostedtoolcache\windows\go\${{ matrix.go }}\x64'
-          # make sure drive c: contains only a link
-          size=$(du -m -s 'C:\hostedtoolcache\windows\go\${{ matrix.go }}\x64'|cut -f1 -d$'\t')
-          if [ $size -ne 0 ];then
-            echo 'Size of the link created on drive c: must be 0'
-            exit 1
-          fi
-        shell: bash
-
-      # Drive D: is small, take care the action does not eat up the space
-      - name: 'Drive D: space usage should be below 1G'
-        run: |
-          du -m -s 'D:\hostedtoolcache\windows\go\${{ matrix.go }}\x64'
-          size=$(du -m -s 'D:\hostedtoolcache\windows\go\${{ matrix.go }}\x64'|cut -f1 -d$'\t')
-          # make sure archive does not take lot of space
-          if [ $size -gt 999 ];then
-            echo 'Size of installed on drive d: go is too big';
-            exit 1
-          fi
-        shell: bash
-
-      # make sure the Go installation has not been changed to the end user
-      - name: Test paths and environments
-        run: |
-          echo $PATH
-          which go
-          go version
-          go env
-          if [ $(which go) != '/c/hostedtoolcache/windows/go/${{ matrix.go }}/x64/bin/go' ];then
-            echo 'which go should return "/c/hostedtoolcache/windows/go/${{ matrix.go }}/x64/bin/go"'
-            exit 1
-          fi
-          if [ $(go env GOROOT) != 'C:\hostedtoolcache\windows\go\${{ matrix.go }}\x64' ];then
-            echo 'go env GOROOT should return "C:\hostedtoolcache\windows\go\${{ matrix.go }}\x64"'
-            exit 1
-          fi
-        shell: bash
-
-  find-default-go:
-    name: 'Find default go version'
-    runs-on: windows-latest
-    outputs:
-      version: ${{ steps.goversion.outputs.version }}
-    steps:
-      - run: |
-          version=`go env GOVERSION|sed s/^go//`
-          echo "default go version: $version"
-          echo "version=$version" >> "$GITHUB_OUTPUT"
-        id: goversion
-        shell: bash
-
-  dont-create-link-if-default:
-    name: 'Validate if symlink is not created for default go'
-    runs-on: windows-latest
-    needs: find-default-go
-    strategy:
-      matrix:
-        cache: [false, true]
-    steps:
-      - uses: actions/checkout@v4
-
-      - name: 'Setup default go, cache: ${{ matrix.cache }}'
-        uses: ./
-        with:
-          go-version: ${{ needs.find-default-go.outputs.version }}
-          cache: ${{ matrix.cache }}
-
-      - name: 'Drive C: should have Go installation, cache: ${{ matrix.cache}}'
-        run: |
-          size=$(du -m -s 'C:\hostedtoolcache\windows\go\${{ needs.find-default-go.outputs.version }}\x64'|cut -f1 -d$'\t')
-          if [ $size -eq 0 ];then
-            echo 'Size of the hosted go installed on drive c: must be above zero'
-            exit 1
-          fi
-        shell: bash
-
-      - name: 'Drive D: should not have Go installation, cache: ${{ matrix.cache }}'
-        run: |
-          if [ -e 'D:\hostedtoolcache\windows\go\${{ needs.find-default-go.outputs.version }}\x64' ];then
-            echo 'D:\hostedtoolcache\windows\go\${{ needs.find-default-go.outputs.version }}\x64 should not exist for hosted version of go';
-            exit 1
-          fi
-        shell: bash
-
-  hostedtoolcache:
-    name: 'Validate if hostedtoolcache works as expected'
-    runs-on: windows-latest
-    strategy:
-      matrix:
-        cache: [false]
-        go: [1.20.1]
-    steps:
-      - uses: actions/checkout@v4
-
-      - name: 'Setup ${{ matrix.go }}, cache: ${{ matrix.cache }}'
-        uses: ./
-        with:
-          go-version: ${{ matrix.go }}
-          cache: ${{ matrix.cache }}
-
-      - name: 'Setup ${{ matrix.go }}, cache: ${{ matrix.cache }} (from hostedtoolcache)'
-        uses: ./
-        with:
-          go-version: ${{ matrix.go }}
-          cache: ${{ matrix.cache }}

README.md

@@ -8,14 +8,6 @@ This action sets up a go environment for use in actions by:
 - Optionally downloading and caching a version of Go by version and adding to `PATH`.
 - Registering problem matchers for error output.
 
-# V5
-
-The V5 edition of the action offers:
-
-- Upgraded Node.js runtime from node16 to node20
-
-See full release notes on the [releases page](https://github.com/actions/setup-go/releases).
-
 # V4
 
 The V4 edition of the action offers:
@@ -50,8 +42,8 @@ Matching by [semver spec](https://github.com/npm/node-semver):
 
 ```yaml
 steps:
-  - uses: actions/checkout@v4
+  - uses: actions/checkout@v3
-  - uses: actions/setup-go@v5
+  - uses: actions/setup-go@v3
     with:
       go-version: '^1.13.1' # The Go version to download (if necessary) and use.
   - run: go version
@@ -59,27 +51,19 @@ steps:
 
 ```yaml
 steps:
-  - uses: actions/checkout@v4
+  - uses: actions/checkout@v3
-  - uses: actions/setup-go@v5
+  - uses: actions/setup-go@v3
     with:
       go-version: '>=1.17.0'
   - run: go version
 ```
 
-> **Note**: Due to the peculiarities of YAML parsing, it is recommended to wrap the version in single quotation marks:
->
-> ```yaml
->   go-version: '1.20'
-> ```
->
-> The recommendation is based on the YAML parser's behavior, which interprets non-wrapped values as numbers and, in the case of version 1.20, trims it down to 1.2, which may not be very obvious.
-
 Matching an unstable pre-release:
 
 ```yaml
 steps:
-  - uses: actions/checkout@v4
+  - uses: actions/checkout@v3
-  - uses: actions/setup-go@v5
+  - uses: actions/setup-go@v3
     with:
       go-version: '1.18.0-rc.1' # The Go version to download (if necessary) and use.
   - run: go version
@@ -87,8 +71,8 @@ steps:
 
 ```yaml
 steps:
-  - uses: actions/checkout@v4
+  - uses: actions/checkout@v3
-  - uses: actions/setup-go@v5
+  - uses: actions/setup-go@v3
     with:
       go-version: '1.16.0-beta.1' # The Go version to download (if necessary) and use.
   - run: go version
@@ -102,8 +86,8 @@ See [action.yml](action.yml)
 
 ```yaml
 steps:
-  - uses: actions/checkout@v4
+  - uses: actions/checkout@v3
-  - uses: actions/setup-go@v5
+  - uses: actions/setup-go@v3
     with:
       go-version: '1.16.1' # The Go version to download (if necessary) and use.
   - run: go run hello.go
@@ -123,8 +107,8 @@ want the most up-to-date Go version to always be used.
 
 ```yaml
 steps:
-  - uses: actions/checkout@v4
+  - uses: actions/checkout@v3
-  - uses: actions/setup-go@v5
+  - uses: actions/setup-go@v3
     with:
       go-version: '1.14'
       check-latest: true
@@ -144,8 +128,8 @@ set to `true`
 
 ```yaml
 steps:
-  - uses: actions/checkout@v4
+  - uses: actions/checkout@v3
-  - uses: actions/setup-go@v5
+  - uses: actions/setup-go@v3
     with:
       go-version: 'stable'
   - run: go run hello.go
@@ -153,8 +137,8 @@ steps:
 
 ```yaml
 steps:
-  - uses: actions/checkout@v4
+  - uses: actions/checkout@v3
-  - uses: actions/setup-go@v5
+  - uses: actions/setup-go@v3
     with:
       go-version: 'oldstable'
   - run: go run hello.go
@@ -168,7 +152,7 @@ The `cache` input is optional, and caching is turned on by default.
 
 The action defaults to search for the dependency file - go.sum in the repository root, and uses its hash as a part of
 the cache key. Use `cache-dependency-path` input for cases when multiple dependency files are used, or they are located
-in different subdirectories. The input supports glob patterns.
+in different subdirectories.
 
 If some problem that prevents success caching happens then the action issues the warning in the log and continues the execution of the pipeline. 
 
@@ -176,36 +160,30 @@ If some problem that prevents success caching happens then the action issues the
 
 ```yaml
 steps:
-  - uses: actions/checkout@v4
+  - uses: actions/checkout@v3
-  - uses: actions/setup-go@v5
+  - uses: actions/setup-go@v3
     with:
       go-version: '1.17'
       check-latest: true
-      cache-dependency-path: |
+      cache-dependency-path: subdir/go.sum
-             subdir/go.sum
-             tools/go.sum
-    # cache-dependency-path: "**/*.sum"
-
   - run: go run hello.go
   ```
 
 ## Getting go version from the go.mod file
 
-The `go-version-file` input accepts a path to a `go.mod` file or a `go.work` file that contains the version of Go to be used by a project.
+The `go-version-file` input accepts a path to a `go.mod` file or a `go.work` file that contains the version of Go to be
-
+used by a project. As the `go.mod` file contains only major and minor (e.g. 1.18) tags, the action will search for the
-The `go` directive in `go.mod` can specify a patch version or omit it altogether (e.g., `go 1.22.0` or `go 1.22`).  
+latest available patch version sequentially in the runner's directory with the cached tools, in
-If a patch version is specified, that specific patch version will be used.  
+the [versions-manifest.json](https://github.com/actions/go-versions/blob/main/versions-manifest.json) file or at the go
-If no patch version is specified, it will search for the latest available patch version in the cache,
+servers.
-[versions-manifest.json](https://github.com/actions/go-versions/blob/main/versions-manifest.json), and the
-[official Go language website](https://golang.org/dl/?mode=json&include=all), in that order.
 
 If both the `go-version` and the `go-version-file` inputs are provided then the `go-version` input is used.
 > The action will search for the `go.mod` file relative to the repository root
 
 ```yaml
 steps:
-  - uses: actions/checkout@v4
+  - uses: actions/checkout@v3
-  - uses: actions/setup-go@v5
+  - uses: actions/setup-go@v3
     with:
       go-version-file: 'path/to/go.mod'
   - run: go version
@@ -222,9 +200,9 @@ jobs:
         go: [ '1.14', '1.13' ]
     name: Go ${{ matrix.go }} sample
     steps:
-      - uses: actions/checkout@v4
+      - uses: actions/checkout@v3
       - name: Setup go
-        uses: actions/setup-go@v5
+        uses: actions/setup-go@v3
         with:
           go-version: ${{ matrix.go }}
       - run: go run hello.go
@@ -256,10 +234,10 @@ can [generate a personal access token on github.com](https://github.com/settings
 input for the action:
 
 ```yaml
-uses: actions/setup-go@v5
+uses: actions/setup-go@v3
 with:
   token: ${{ secrets.GH_DOTCOM_TOKEN }}
-  go-version: '1.18'
+  go-version: 1.18
 ```
 
 If the runner is not able to access github.com, any Go versions requested during a workflow run must come from the

__tests__/data/go.mod

@@ -1,6 +1,6 @@
 module example.com/mymodule
 
-go 1.20
+go 1.14
 
 require (
 	example.com/othermodule v1.2.3

__tests__/data/go.work

@@ -1,3 +1,3 @@
-go 1.21
+go 1.19
 
 use .

__tests__/setup-go.test.ts

@@ -3,7 +3,7 @@ import * as io from '@actions/io';
 import * as tc from '@actions/tool-cache';
 import fs from 'fs';
 import cp from 'child_process';
-import osm, {type} from 'os';
+import osm from 'os';
 import path from 'path';
 import * as main from '../src/main';
 import * as im from '../src/installer';
@@ -16,8 +16,6 @@ const matcherRegExp = new RegExp(matcherPattern.regexp);
 const win32Join = path.win32.join;
 const posixJoin = path.posix.join;
 
-jest.setTimeout(10000);
-
 describe('setup-go', () => {
   let inputs = {} as any;
   let os = {} as any;
@@ -41,8 +39,6 @@ describe('setup-go', () => {
   let existsSpy: jest.SpyInstance;
   let readFileSpy: jest.SpyInstance;
   let mkdirpSpy: jest.SpyInstance;
-  let mkdirSpy: jest.SpyInstance;
-  let symlinkSpy: jest.SpyInstance;
   let execSpy: jest.SpyInstance;
   let getManifestSpy: jest.SpyInstance;
   let getAllVersionsSpy: jest.SpyInstance;
@@ -96,11 +92,6 @@ describe('setup-go', () => {
     readFileSpy = jest.spyOn(fs, 'readFileSync');
     mkdirpSpy = jest.spyOn(io, 'mkdirP');
 
-    // fs
-    mkdirSpy = jest.spyOn(fs, 'mkdir');
-    symlinkSpy = jest.spyOn(fs, 'symlinkSync');
-    symlinkSpy.mockImplementation(() => {});
-
     // gets
     getManifestSpy.mockImplementation(() => <tc.IToolRelease[]>goTestManifest);
 

__tests__/windows-toolcache.test.ts

@@ -1,62 +0,0 @@
-import fs from 'fs';
-import * as io from '@actions/io';
-import * as tc from '@actions/tool-cache';
-import path from 'path';
-
-describe('Windows performance workaround', () => {
-  let mkdirSpy: jest.SpyInstance;
-  let symlinkSpy: jest.SpyInstance;
-  let statSpy: jest.SpyInstance;
-  let readdirSpy: jest.SpyInstance;
-  let writeFileSpy: jest.SpyInstance;
-  let rmRFSpy: jest.SpyInstance;
-  let mkdirPSpy: jest.SpyInstance;
-  let cpSpy: jest.SpyInstance;
-
-  let runnerToolCache: string | undefined;
-  beforeEach(() => {
-    mkdirSpy = jest.spyOn(fs, 'mkdir');
-    symlinkSpy = jest.spyOn(fs, 'symlinkSync');
-    statSpy = jest.spyOn(fs, 'statSync');
-    readdirSpy = jest.spyOn(fs, 'readdirSync');
-    writeFileSpy = jest.spyOn(fs, 'writeFileSync');
-    rmRFSpy = jest.spyOn(io, 'rmRF');
-    mkdirPSpy = jest.spyOn(io, 'mkdirP');
-    cpSpy = jest.spyOn(io, 'cp');
-
-    // default implementations
-    // @ts-ignore - not implement unused methods
-    statSpy.mockImplementation(() => ({
-      isDirectory: () => true
-    }));
-    readdirSpy.mockImplementation(() => []);
-    writeFileSpy.mockImplementation(() => {});
-    mkdirSpy.mockImplementation(() => {});
-    symlinkSpy.mockImplementation(() => {});
-    rmRFSpy.mockImplementation(() => Promise.resolve());
-    mkdirPSpy.mockImplementation(() => Promise.resolve());
-    cpSpy.mockImplementation(() => Promise.resolve());
-
-    runnerToolCache = process.env['RUNNER_TOOL_CACHE'];
-  });
-  afterEach(() => {
-    jest.clearAllMocks();
-    process.env['RUNNER_TOOL_CACHE'] = runnerToolCache;
-  });
-  // cacheWindowsToolkitDir depends on implementation of tc.cacheDir
-  // with the assumption that target dir is passed by RUNNER_TOOL_CACHE environment variable
-  // Make sure the implementation has not been changed
-  it('addExecutablesToCache should depend on env[RUNNER_TOOL_CACHE]', async () => {
-    process.env['RUNNER_TOOL_CACHE'] = '/faked-hostedtoolcache1';
-    const cacheDir1 = await tc.cacheDir('/qzx', 'go', '1.2.3', 'arch');
-    expect(cacheDir1).toBe(
-      path.join('/', 'faked-hostedtoolcache1', 'go', '1.2.3', 'arch')
-    );
-
-    process.env['RUNNER_TOOL_CACHE'] = '/faked-hostedtoolcache2';
-    const cacheDir2 = await tc.cacheDir('/qzx', 'go', '1.2.3', 'arch');
-    expect(cacheDir2).toBe(
-      path.join('/', 'faked-hostedtoolcache2', 'go', '1.2.3', 'arch')
-    );
-  });
-});

action.yml

@@ -3,14 +3,14 @@ description: 'Setup a Go environment and add it to the PATH'
 author: 'GitHub'
 inputs:
   go-version:
-    description: 'The Go version to download (if necessary) and use. Supports semver spec and ranges. Be sure to enclose this option in single quotation marks.'
+    description: 'The Go version to download (if necessary) and use. Supports semver spec and ranges.'
   go-version-file:
     description: 'Path to the go.mod or go.work file.'
   check-latest:
     description: 'Set this option to true if you want the action to always check for the latest available version that satisfies the version spec'
     default: false
   token:
-    description: Used to pull Go distributions from go-versions. Since there's a default, this is typically not supplied by the user. When running this action on github.com, the default value is sufficient. When running on GHES, you can pass a personal access token for github.com if you are experiencing rate limiting.
+    description: Used to pull node distributions from go-versions. Since there's a default, this is typically not supplied by the user. When running this action on github.com, the default value is sufficient. When running on GHES, you can pass a personal access token for github.com if you are experiencing rate limiting.
     default: ${{ github.server_url == 'https://github.com' && github.token || '' }}
   cache:
     description: Used to specify whether caching is needed. Set to true, if you'd like to enable caching.
@@ -25,7 +25,7 @@ outputs:
   cache-hit:
     description: 'A boolean value to indicate if a cache was hit'
 runs:
-  using: 'node20'
+  using: 'node16'
   main: 'dist/setup/index.js'
   post: 'dist/cache-save/index.js'
   post-if: success()

docs/adrs/0000-caching-dependencies.md

@@ -32,7 +32,7 @@ We don't pursue the goal to provide wide customization of caching in scope of `a
 
 ```yml
 steps:
-- uses: actions/checkout@v4
+- uses: actions/checkout@v3
 - uses: actions/setup-go@v3
   with:
     go-version: '18'
@@ -43,7 +43,7 @@ steps:
 
  ```yml
 steps:
-- uses: actions/checkout@v4
+- uses: actions/checkout@v3
 - uses: actions/setup-go@v3
   with:
     go-version: '18'
@@ -53,7 +53,7 @@ steps:
 
  ```yml
 steps:
-- uses: actions/checkout@v4
+- uses: actions/checkout@v3
 - uses: actions/setup-go@v3
   with:
     go-version: '18'

package.json

@@ -1,15 +1,15 @@
 {
   "name": "setup-go",
-  "version": "5.0.0",
+  "version": "4.0.0",
   "private": true,
   "description": "setup go action",
   "main": "lib/setup-go.js",
   "scripts": {
     "build": "tsc && ncc build -o dist/setup src/setup-go.ts && ncc build -o dist/cache-save src/cache-save.ts",
-    "format": "prettier --no-error-on-unmatched-pattern --config ./.prettierrc.js --write \"**/*.{ts,yml,yaml}\"",
+    "format": "prettier --no-error-on-unmatched-pattern --config ./.prettierrc.js --write **/*.{ts,yml,yaml}",
-    "format-check": "prettier --no-error-on-unmatched-pattern --config ./.prettierrc.js --check \"**/*.{ts,yml,yaml}\"",
+    "format-check": "prettier --no-error-on-unmatched-pattern --config ./.prettierrc.js --check **/*.{ts,yml,yaml}",
-    "lint": "eslint --config ./.eslintrc.js \"**/*.ts\"",
+    "lint": "eslint --config ./.eslintrc.js **/*.ts",
-    "lint:fix": "eslint --config ./.eslintrc.js \"**/*.ts\" --fix",
+    "lint:fix": "eslint --config ./.eslintrc.js **/*.ts --fix",
     "test": "jest --coverage",
     "pre-checkin": "npm run format && npm run lint:fix && npm run build && npm test"
   },
@@ -25,31 +25,30 @@
   "author": "GitHub",
   "license": "MIT",
   "dependencies": {
-    "@actions/cache": "^3.2.4",
+    "@actions/cache": "^3.0.0",
     "@actions/core": "^1.10.0",
     "@actions/exec": "^1.1.0",
-    "@actions/glob": "^0.4.0",
+    "@actions/glob": "^0.2.0",
-    "@actions/http-client": "^2.2.1",
+    "@actions/http-client": "^2.0.1",
     "@actions/io": "^1.0.2",
-    "@actions/tool-cache": "^2.0.1",
+    "@actions/tool-cache": "^1.5.5",
-    "semver": "^7.6.0"
+    "semver": "^6.1.1"
   },
   "devDependencies": {
-    "@types/jest": "^29.5.12",
+    "@types/jest": "^27.0.2",
-    "@types/node": "^20.11.28",
+    "@types/node": "^16.11.25",
-    "@types/semver": "^7.5.8",
+    "@types/semver": "^6.0.0",
     "@typescript-eslint/eslint-plugin": "^5.54.0",
     "@typescript-eslint/parser": "^5.54.0",
-    "@vercel/ncc": "^0.38.1",
+    "@vercel/ncc": "^0.33.4",
-    "eslint": "^8.57.0",
+    "eslint": "^8.35.0",
     "eslint-config-prettier": "^8.6.0",
-    "eslint-plugin-jest": "^27.9.0",
+    "eslint-plugin-jest": "^27.2.1",
-    "eslint-plugin-node": "^11.1.0",
+    "jest": "^27.2.5",
-    "jest": "^29.7.0",
+    "jest-circus": "^27.2.5",
-    "jest-circus": "^29.7.0",
     "nock": "^10.0.6",
     "prettier": "^2.8.4",
-    "ts-jest": "^29.1.2",
+    "ts-jest": "^27.0.5",
-    "typescript": "^5.4.2"
+    "typescript": "^4.3.3"
   }
 }

src/cache-restore.ts

@@ -29,9 +29,7 @@ export const restoreCache = async (
     );
   }
 
-  const linuxVersion =
+  const primaryKey = `setup-go-${platform}-go-${versionSpec}-${fileHash}`;
-    process.env.RUNNER_OS === 'Linux' ? `${process.env.ImageOS}-` : '';
-  const primaryKey = `setup-go-${platform}-${linuxVersion}go-${versionSpec}-${fileHash}`;
   core.debug(`primary key is ${primaryKey}`);
 
   core.saveState(State.CachePrimaryKey, primaryKey);

src/cache-save.ts

@@ -12,19 +12,9 @@ process.on('uncaughtException', e => {
   core.info(`${warningPrefix}${e.message}`);
 });
 
-// Added early exit to resolve issue with slow post action step:
+export async function run() {
-// - https://github.com/actions/setup-node/issues/878
-// https://github.com/actions/cache/pull/1217
-export async function run(earlyExit?: boolean) {
   try {
-    const cacheInput = core.getBooleanInput('cache');
-    if (cacheInput) {
     await cachePackages();
-
-      if (earlyExit) {
-        process.exit(0);
-      }
-    }
   } catch (error) {
     let message = 'Unknown error!';
     if (error instanceof Error) {
@@ -38,6 +28,11 @@ export async function run(earlyExit?: boolean) {
 }
 
 const cachePackages = async () => {
+  const cacheInput = core.getBooleanInput('cache');
+  if (!cacheInput) {
+    return;
+  }
+
   const packageManager = 'default';
 
   const state = core.getState(State.CacheMatchedKey);
@@ -90,4 +85,4 @@ function logWarning(message: string): void {
   core.info(`${warningPrefix}${message}`);
 }
 
-run(true);
+run();

src/installer.ts

@@ -114,9 +114,9 @@ export async function getGo(
         `Received HTTP status code ${err.httpStatusCode}.  This usually indicates the rate limit has been exceeded`
       );
     } else {
-      core.info((err as Error).message);
+      core.info(err.message);
     }
-    core.debug((err as Error).stack ?? '');
+    core.debug(err.stack);
     core.info('Falling back to download directly from Go');
   }
 
@@ -160,79 +160,10 @@ async function resolveVersionFromManifest(
     return info?.resolvedVersion;
   } catch (err) {
     core.info('Unable to resolve a version from the manifest...');
-    core.debug((err as Error).message);
+    core.debug(err.message);
   }
 }
 
-// for github hosted windows runner handle latency of OS drive
-// by avoiding write operations to C:
-async function cacheWindowsDir(
-  extPath: string,
-  tool: string,
-  version: string,
-  arch: string
-): Promise<string | false> {
-  if (os.platform() !== 'win32') return false;
-
-  // make sure the action runs in the hosted environment
-  if (
-    process.env['RUNNER_ENVIRONMENT'] !== 'github-hosted' &&
-    process.env['AGENT_ISSELFHOSTED'] === '1'
-  )
-    return false;
-
-  const defaultToolCacheRoot = process.env['RUNNER_TOOL_CACHE'];
-  if (!defaultToolCacheRoot) return false;
-
-  if (!fs.existsSync('d:\\') || !fs.existsSync('c:\\')) return false;
-
-  const actualToolCacheRoot = defaultToolCacheRoot
-    .replace('C:', 'D:')
-    .replace('c:', 'd:');
-  // make toolcache root to be on drive d:
-  process.env['RUNNER_TOOL_CACHE'] = actualToolCacheRoot;
-
-  const actualToolCacheDir = await tc.cacheDir(extPath, tool, version, arch);
-
-  // create a link from c: to d:
-  const defaultToolCacheDir = actualToolCacheDir.replace(
-    actualToolCacheRoot,
-    defaultToolCacheRoot
-  );
-  fs.mkdirSync(path.dirname(defaultToolCacheDir), {recursive: true});
-  fs.symlinkSync(actualToolCacheDir, defaultToolCacheDir, 'junction');
-  core.info(`Created link ${defaultToolCacheDir} => ${actualToolCacheDir}`);
-
-  const actualToolCacheCompleteFile = `${actualToolCacheDir}.complete`;
-  const defaultToolCacheCompleteFile = `${defaultToolCacheDir}.complete`;
-  fs.symlinkSync(
-    actualToolCacheCompleteFile,
-    defaultToolCacheCompleteFile,
-    'file'
-  );
-  core.info(
-    `Created link ${defaultToolCacheCompleteFile} => ${actualToolCacheCompleteFile}`
-  );
-
-  // make outer code to continue using toolcache as if it were installed on c:
-  // restore toolcache root to default drive c:
-  process.env['RUNNER_TOOL_CACHE'] = defaultToolCacheRoot;
-  return defaultToolCacheDir;
-}
-
-async function addExecutablesToToolCache(
-  extPath: string,
-  info: IGoVersionInfo,
-  arch: string
-): Promise<string> {
-  const tool = 'go';
-  const version = makeSemver(info.resolvedVersion);
-  return (
-    (await cacheWindowsDir(extPath, tool, version, arch)) ||
-    (await tc.cacheDir(extPath, tool, version, arch))
-  );
-}
-
 async function installGoVersion(
   info: IGoVersionInfo,
   auth: string | undefined,
@@ -255,10 +186,14 @@ async function installGoVersion(
   }
 
   core.info('Adding to the cache ...');
-  const toolCacheDir = await addExecutablesToToolCache(extPath, info, arch);
+  const cachedDir = await tc.cacheDir(
-  core.info(`Successfully cached go to ${toolCacheDir}`);
+    extPath,
-
+    'go',
-  return toolCacheDir;
+    makeSemver(info.resolvedVersion),
+    arch
+  );
+  core.info(`Successfully cached go to ${cachedDir}`);
+  return cachedDir;
 }
 
 export async function extractGoArchive(archivePath: string): Promise<string> {

src/main.ts

@@ -74,7 +74,7 @@ export async function run() {
           cacheDependencyPath
         );
       } catch (error) {
-        core.warning(`Restore cache failed: ${(error as Error).message}`);
+        core.warning(`Restore cache failed: ${error.message}`);
       }
     }
 
@@ -92,7 +92,7 @@ export async function run() {
     core.info(goEnv);
     core.endGroup();
   } catch (error) {
-    core.setFailed((error as Error).message);
+    core.setFailed(error.message);
   }
 }