Use pre-installed Gradle when available (#301)

Fixes #270

.github/workflows/integ-test-execution.yml

@@ -24,9 +24,6 @@ jobs:
       fail-fast: false
       matrix:
         os: ${{fromJSON(inputs.runner-os)}}
-        include:
-          - os: windows-latest
-            script-suffix: '.bat'
     runs-on: ${{ matrix.os }}
     steps:
     - name: Checkout sources

.github/workflows/integ-test-provision-gradle-versions.yml

@@ -25,9 +25,6 @@ jobs:
       fail-fast: false
       matrix:
         os: ${{fromJSON(inputs.runner-os)}}
-        include:
-          - os: windows-latest
-            script-suffix: '.bat'
     runs-on: ${{ matrix.os }}
     steps:
     - name: Checkout sources
@@ -62,6 +59,9 @@ jobs:
       uses: ./setup-gradle
       with:
         gradle-version: current
+    - name: Test use current
+      working-directory: .github/workflow-samples/no-wrapper
+      run: gradle help
     - name: Check current version output parameter
       if: ${{ !startsWith(steps.gradle-current.outputs.gradle-version , '8.') }}
       uses: actions/github-script@v7
@@ -73,7 +73,7 @@ jobs:
     strategy:
       fail-fast: false
       matrix:
-        gradle: [7.3, 6.9, 5.6.4, 4.10.3, 3.5.1]
+        gradle: [8.9, 8.8, 7.6.4, 6.9.4, 5.6.4, 4.10.3, 3.5.1] # 8.8 is the latest installed on windows runners
         os: ${{fromJSON(inputs.runner-os)}}
         include:
           - java-version: 11

sources/package-lock.json

@@ -23,12 +23,14 @@
         "semver": "7.6.0",
         "string-argv": "0.3.2",
         "typed-rest-client": "1.8.11",
-        "unhomoglyph": "1.0.6"
+        "unhomoglyph": "1.0.6",
+        "which": "4.0.0"
       },
       "devDependencies": {
         "@types/jest": "29.5.12",
         "@types/node": "20.12.4",
         "@types/unzipper": "0.10.9",
+        "@types/which": "3.0.4",
         "@typescript-eslint/parser": "7.5.0",
         "@vercel/ncc": "0.38.1",
         "eslint": "8.57.0",
@@ -2215,6 +2217,12 @@
         "@types/node": "*"
       }
     },
+    "node_modules/@types/which": {
+      "version": "3.0.4",
+      "resolved": "https://registry.npmjs.org/@types/which/-/which-3.0.4.tgz",
+      "integrity": "sha512-liyfuo/106JdlgSchJzXEQCVArk0CvevqPote8F8HgWgJ3dRCcTHgJIsLDuee0kxk/mhbInzIZk3QWSZJ8R+2w==",
+      "dev": true
+    },
     "node_modules/@types/yargs": {
       "version": "17.0.23",
       "resolved": "https://registry.npmjs.org/@types/yargs/-/yargs-17.0.23.tgz",
@@ -3694,6 +3702,21 @@
         "node": ">= 8"
       }
     },
+    "node_modules/cross-spawn/node_modules/which": {
+      "version": "2.0.2",
+      "resolved": "https://registry.npmjs.org/which/-/which-2.0.2.tgz",
+      "integrity": "sha512-BLI3Tl1TW3Pvl70l3yq3Y64i+awpwXqsGBYWkkqMtnbXgrMD+yj7rhW0kuEDxzJaYXGjEW5ogapKNMEKNMjibA==",
+      "dev": true,
+      "dependencies": {
+        "isexe": "^2.0.0"
+      },
+      "bin": {
+        "node-which": "bin/node-which"
+      },
+      "engines": {
+        "node": ">= 8"
+      }
+    },
     "node_modules/crypto": {
       "version": "1.0.1",
       "resolved": "https://registry.npmjs.org/crypto/-/crypto-1.0.1.tgz",
@@ -8885,18 +8908,17 @@
       }
     },
     "node_modules/which": {
-      "version": "2.0.2",
+      "version": "4.0.0",
-      "resolved": "https://registry.npmjs.org/which/-/which-2.0.2.tgz",
+      "resolved": "https://registry.npmjs.org/which/-/which-4.0.0.tgz",
-      "integrity": "sha512-BLI3Tl1TW3Pvl70l3yq3Y64i+awpwXqsGBYWkkqMtnbXgrMD+yj7rhW0kuEDxzJaYXGjEW5ogapKNMEKNMjibA==",
+      "integrity": "sha512-GlaYyEb07DPxYCKhKzplCWBJtvxZcZMrL+4UkrTSJHHPyZU4mYYTv3qaOe77H7EODLSSopAUFAc6W8U4yqvscg==",
-      "dev": true,
       "dependencies": {
-        "isexe": "^2.0.0"
+        "isexe": "^3.1.1"
       },
       "bin": {
-        "node-which": "bin/node-which"
+        "node-which": "bin/which.js"
       },
       "engines": {
-        "node": ">= 8"
+        "node": "^16.13.0 || >=18.0.0"
       }
     },
     "node_modules/which-boxed-primitive": {
@@ -8949,6 +8971,14 @@
         "url": "https://github.com/sponsors/ljharb"
       }
     },
+    "node_modules/which/node_modules/isexe": {
+      "version": "3.1.1",
+      "resolved": "https://registry.npmjs.org/isexe/-/isexe-3.1.1.tgz",
+      "integrity": "sha512-LpB/54B+/2J5hqQ7imZHfdU31OlgQqx7ZicVlkm9kzg9/w8GKLEcFfJl/t7DCEDueOyBAD6zCCwTO6Fzs0NoEQ==",
+      "engines": {
+        "node": ">=16"
+      }
+    },
     "node_modules/wrap-ansi": {
       "version": "7.0.0",
       "resolved": "https://registry.npmjs.org/wrap-ansi/-/wrap-ansi-7.0.0.tgz",
@@ -10875,6 +10905,12 @@
         "@types/node": "*"
       }
     },
+    "@types/which": {
+      "version": "3.0.4",
+      "resolved": "https://registry.npmjs.org/@types/which/-/which-3.0.4.tgz",
+      "integrity": "sha512-liyfuo/106JdlgSchJzXEQCVArk0CvevqPote8F8HgWgJ3dRCcTHgJIsLDuee0kxk/mhbInzIZk3QWSZJ8R+2w==",
+      "dev": true
+    },
     "@types/yargs": {
       "version": "17.0.23",
       "resolved": "https://registry.npmjs.org/@types/yargs/-/yargs-17.0.23.tgz",
@@ -11882,6 +11918,17 @@
         "path-key": "^3.1.0",
         "shebang-command": "^2.0.0",
         "which": "^2.0.1"
+      },
+      "dependencies": {
+        "which": {
+          "version": "2.0.2",
+          "resolved": "https://registry.npmjs.org/which/-/which-2.0.2.tgz",
+          "integrity": "sha512-BLI3Tl1TW3Pvl70l3yq3Y64i+awpwXqsGBYWkkqMtnbXgrMD+yj7rhW0kuEDxzJaYXGjEW5ogapKNMEKNMjibA==",
+          "dev": true,
+          "requires": {
+            "isexe": "^2.0.0"
+          }
+        }
       }
     },
     "crypto": {
@@ -15700,12 +15747,18 @@
       }
     },
     "which": {
-      "version": "2.0.2",
+      "version": "4.0.0",
-      "resolved": "https://registry.npmjs.org/which/-/which-2.0.2.tgz",
+      "resolved": "https://registry.npmjs.org/which/-/which-4.0.0.tgz",
-      "integrity": "sha512-BLI3Tl1TW3Pvl70l3yq3Y64i+awpwXqsGBYWkkqMtnbXgrMD+yj7rhW0kuEDxzJaYXGjEW5ogapKNMEKNMjibA==",
+      "integrity": "sha512-GlaYyEb07DPxYCKhKzplCWBJtvxZcZMrL+4UkrTSJHHPyZU4mYYTv3qaOe77H7EODLSSopAUFAc6W8U4yqvscg==",
-      "dev": true,
       "requires": {
-        "isexe": "^2.0.0"
+        "isexe": "^3.1.1"
+      },
+      "dependencies": {
+        "isexe": {
+          "version": "3.1.1",
+          "resolved": "https://registry.npmjs.org/isexe/-/isexe-3.1.1.tgz",
+          "integrity": "sha512-LpB/54B+/2J5hqQ7imZHfdU31OlgQqx7ZicVlkm9kzg9/w8GKLEcFfJl/t7DCEDueOyBAD6zCCwTO6Fzs0NoEQ=="
+        }
       }
     },
     "which-boxed-primitive": {

sources/package.json

@@ -45,12 +45,14 @@
     "semver": "7.6.0",
     "string-argv": "0.3.2",
     "typed-rest-client": "1.8.11",
-    "unhomoglyph": "1.0.6"
+    "unhomoglyph": "1.0.6",
-},
+    "which": "4.0.0"
+  },
   "devDependencies": {
     "@types/jest": "29.5.12",
     "@types/node": "20.12.4",
     "@types/unzipper": "0.10.9",
+    "@types/which": "3.0.4",
     "@typescript-eslint/parser": "7.5.0",
     "@vercel/ncc": "0.38.1",
     "eslint": "8.57.0",
@@ -59,11 +61,11 @@
     "eslint-plugin-prettier": "5.1.3",
     "jest": "29.7.0",
     "js-yaml": "4.1.0",
+    "nock": "13.5.4",
     "npm-run-all": "4.1.5",
     "patch-package": "8.0.0",
     "prettier": "3.2.5",
     "ts-jest": "29.1.2",
-    "typescript": "5.4.3",
+    "typescript": "5.4.3"
-    "nock": "13.5.4"
   }
 }

sources/src/execution/provision.ts

@@ -1,9 +1,11 @@
 import * as fs from 'fs'
 import * as os from 'os'
 import * as path from 'path'
+import which from 'which'
 import * as httpm from '@actions/http-client'
 import * as core from '@actions/core'
 import * as cache from '@actions/cache'
+import * as exec from '@actions/exec'
 import * as toolCache from '@actions/tool-cache'
 
 import * as gradlew from './gradlew'
@@ -95,6 +97,12 @@ async function findGradleVersionDeclaration(version: string): Promise<GradleVers
 
 async function installGradleVersion(versionInfo: GradleVersionInfo): Promise<string> {
     return core.group(`Provision Gradle ${versionInfo.version}`, async () => {
+        const preInstalledGradle = await findGradleVersionOnPath(versionInfo)
+        if (preInstalledGradle !== undefined) {
+            core.info(`Gradle version ${versionInfo.version} is already available on PATH. Not installing.`)
+            return preInstalledGradle
+        }
+
         return locateGradleAndDownloadIfRequired(versionInfo)
     })
 }
@@ -184,3 +192,15 @@ interface GradleVersionInfo {
     version: string
     downloadUrl: string
 }
+
+async function findGradleVersionOnPath(versionInfo: GradleVersionInfo): Promise<string | undefined> {
+    const gradleExecutable = await which('gradle', {nothrow: true})
+    if (gradleExecutable) {
+        const output = await exec.getExecOutput(gradleExecutable, ['-v'], {silent: true})
+        if (output.stdout.includes(`Gradle ${versionInfo.version}`)) {
+            return gradleExecutable
+        }
+    }
+
+    return undefined
+}