build

ignore version called "wrapper"

README.md

@@ -11,7 +11,7 @@ The following workflow will run `gradle build` using the wrapper from the reposi
 
 
 ```yaml
-// .github/workflows/gradle-build-pr.yml
+# .github/workflows/gradle-build-pr.yml
 name: Run Gradle on PRs
 on: pull-request
 jobs:
@@ -92,6 +92,7 @@ Moreover, you can use the following aliases:
 
 | Alias | Selects |
 | --- |---|
+| `wrapper`      | The Gradle wrapper's version (default, useful for matrix builds) |
 | `current`      | The current [stable release](https://gradle.org/install/) |
 | `rc`      | The current [release candidate](https://gradle.org/release-candidate/) if any, otherwise fallback to `current` |
 | `nightly` | The latest [nightly](https://gradle.org/nightly/), fails if none. |
@@ -100,7 +101,7 @@ Moreover, you can use the following aliases:
 This can be handy to, for example, automatically test your build with the next Gradle version once a release candidate is out:
 
 ```yaml
-// .github/workflows/test-gradle-rc.yml
+# .github/workflows/test-gradle-rc.yml
 name: Test latest Gradle RC
 on:
   schedule:
@@ -124,3 +125,30 @@ jobs:
 If your build publishes a [build scan](https://gradle.com/build-scans/) the `gradle-command-action` action will emit the link to the published build scan as an output named `build-scan-url`.
 
 You can then use that link in subsequent actions of your workflow.
+
+For example:
+
+```yaml
+# .github/workflows/gradle-build-pr.yml
+name: Run Gradle on PRs
+on: pull-request
+jobs:
+  gradle:
+    strategy:
+      matrix:
+        os: [ubuntu-latest, macos-latest, windows-latest]
+    runs-on: ${{ matrix.os }}
+    steps:
+    - uses: actions/checkout@v1
+    - uses: actions/setup-java@v1
+      with:
+        java-version: 11
+    - uses: eskatos/gradle-command-action@v1
+      with:
+        arguments: build
+      id: gradle
+    - uses: example/action-that-comments-on-the-pr@v0
+      if: failure()
+      with:
+        comment: Build failed ${{ steps.gradle.outputs.build-scan-url }}
+```

lib/main.js

@@ -44,23 +44,25 @@ run();
 function resolveGradleExecutable(baseDirectory) {
     return __awaiter(this, void 0, void 0, function* () {
         const gradleVersion = inputOrNull("gradle-version");
-        if (gradleVersion != null) {
+        if (gradleVersion != null && gradleVersion != "wrapper") {
-            return provision.gradleVersion(gradleVersion);
+            return path.resolve(yield provision.gradleVersion(gradleVersion));
         }
         const gradleExecutable = inputOrNull("gradle-executable");
         if (gradleExecutable != null) {
-            return path.join(baseDirectory, gradleExecutable);
+            return path.resolve(baseDirectory, gradleExecutable);
         }
         const wrapperDirectory = inputOrNull("wrapper-directory");
         const executableDirectory = wrapperDirectory != null
             ? path.join(baseDirectory, wrapperDirectory)
             : baseDirectory;
-        return path.join(executableDirectory, gradlew.wrapperFilename());
+        return path.resolve(executableDirectory, gradlew.wrapperFilename());
     });
 }
 function resolveBuildRootDirectory(baseDirectory) {
     let buildRootDirectory = inputOrNull("build-root-directory");
-    return buildRootDirectory == null ? baseDirectory : path.join(baseDirectory, buildRootDirectory);
+    return buildRootDirectory == null
+        ? path.resolve(baseDirectory)
+        : path.resolve(baseDirectory, buildRootDirectory);
 }
 function parseCommandLineArguments() {
     const input = inputOrNull("arguments");

src/main.ts

@@ -39,13 +39,13 @@ run();
 async function resolveGradleExecutable(baseDirectory: string): Promise<string> {
 
     const gradleVersion = inputOrNull("gradle-version");
-    if (gradleVersion != null) {
+    if (gradleVersion != null && gradleVersion != "wrapper") {
-        return provision.gradleVersion(gradleVersion)
+        return path.resolve(await provision.gradleVersion(gradleVersion))
     }
 
     const gradleExecutable = inputOrNull("gradle-executable");
     if (gradleExecutable != null) {
-        return path.join(baseDirectory, gradleExecutable)
+        return path.resolve(baseDirectory, gradleExecutable)
     }
 
     const wrapperDirectory = inputOrNull("wrapper-directory");
@@ -53,13 +53,15 @@ async function resolveGradleExecutable(baseDirectory: string): Promise<string> {
         ? path.join(baseDirectory, wrapperDirectory)
         : baseDirectory;
 
-    return path.join(executableDirectory, gradlew.wrapperFilename());
+    return path.resolve(executableDirectory, gradlew.wrapperFilename());
 }
 
 
 function resolveBuildRootDirectory(baseDirectory: string): string {
     let buildRootDirectory = inputOrNull("build-root-directory");
-    return buildRootDirectory == null ? baseDirectory : path.join(baseDirectory, buildRootDirectory);
+    return buildRootDirectory == null
+        ? path.resolve(baseDirectory)
+        : path.resolve(baseDirectory, buildRootDirectory);
 }