Refactor to composite GitHub Action with setup-java

.github/workflows/example.yml

@@ -40,11 +40,6 @@ jobs:
       - run: npm ci
       - run: npm run build
       - run: npm run package
-      - uses: actions/setup-java@8df1039502a15bceb9433410b1a100fbe190c53b # v4
-        if: ${{ env.ACT }}
-        with:
-          java-version: 11
-          distribution: zulu
       - uses: ./
         with:
           version: ${{ matrix.nextflow_version }}
@@ -63,10 +58,5 @@ jobs:
       - run: npm ci
       - run: npm run build
       - run: npm run package
-      - uses: actions/setup-java@8df1039502a15bceb9433410b1a100fbe190c53b # v4
-        if: ${{ env.ACT}}
-        with:
-          java-version: 11
-          distribution: zulu
       - uses: ./
       - run: nextflow -v

CHANGELOG.md

@@ -7,6 +7,14 @@ and this project adheres to [Semantic Versioning](https://semver.org/spec/v2.0.0
 
 ## [Unreleased]
 
+### Added
+
+- Composite GitHub Action now includes `setup-java` action with `java-version` (default `21`) and `java-distribution` (default `zulu`) inputs
+
+### Changed
+
+- Removed `setup-java` action from `.github/workflows/example.yml` as it is now part of the composite action
+
 ## [2.0.0] - 2024-03-01
 
 ### Added

README.md

@@ -60,6 +60,18 @@ There are three (technically four) aliases to assist in choosing up-to-date Next
 
 A boolean deciding whether to download the "all versions" distribution of Nextflow. May be useful for running tests against multiple versions downstream.
 
+### `java-version`
+
+> **default: `21`**
+
+A version string to specify the version of Java to use.
+
+### `java-distribution`
+
+> **default: `zulu`**
+
+A string to specify the Java distribution to use.
+
 ## Outputs
 
 There are no outputs from this action.

action.yml

@@ -3,16 +3,54 @@ description: "Install Nextflow and add it to the PATH"
 author: "nf-core"
 inputs:
   version:
-    description: "The Nextflow version to download (if necessary) and use. Example: 21.10.3"
+    description: "The Nextflow version to download and use."
     required: false
     default: "latest-stable"
   all:
-    description: "Whether to install every Nextflow release via the '-all' distribution."
+    description: "Whether to install every Nextflow release."
     required: false
     default: false
+  java-version:
+    description: "The Java version to use."
+    required: false
+    default: "21"
+  java-distribution:
+    description: "The Java distribution to use."
+    required: false
+    default: "zulu"
 runs:
-  using: "node20"
-  main: "dist/index.js"
+  using: "composite"
+  steps:
+    - name: Setup Java
+      uses: actions/setup-java@v2
+      with:
+        java-version: ${{ inputs.java-version }}
+        distribution: ${{ inputs.java-distribution }}
+
+    - uses: actions/setup-node@v4
+      with:
+        node-version: 20
+        cache: "npm"
+
+    - name: Install dependencies
+      shell: bash
+      run: npm ci
+
+    - name: Install dependencies
+      shell: bash
+      run: npm run build
+
+    - name: Install dependencies
+      shell: bash
+      run: npm run package
+
+    - name: Install Nextflow
+      shell: bash
+      run: node lib/src/main.js
+      env:
+        VERSION: ${{ inputs.version }}
+        ALL: ${{ inputs.all }}
+
 branding:
   icon: "shuffle"
   color: "green"

src/main.ts

@@ -21,11 +21,11 @@
   core.exportVariable("CAPSULE_LOG", "none")
 
   // Read in the arguments
-  const version = core.getInput("version")
-  const get_all = core.getBooleanInput("all")
+  const version = process.env.VERSION;
+  const get_all = process.env.ALL;
 
   // Check the cache for the Nextflow version that matched last time
   if (check_cache(version)) {
     return
   }
 
@@ -33,13 +33,13 @@
   let release = {} as NextflowRelease
   let resolved_version = ""
   try {
     if (version.includes("latest")) {
       let flavor = version.split("-")[1]
       flavor = flavor ? flavor : "stable"
       release = await get_latest_nextflow_version(flavor)
     } else {
       const nextflow_releases = await get_nextflow_versions()
       release = await get_nextflow_release(version, nextflow_releases)
     }
     resolved_version = release.version
     core.info(
@@ -56,7 +56,7 @@
   try {
     // Download Nextflow and add it to path
     if (!check_cache(resolved_version)) {
       const nf_install_path = await install_nextflow(release, get_all)
       const cleaned_version = String(semver.clean(resolved_version, true))
       const nf_path = await tc.cacheDir(
         nf_install_path,