Build native binary in CI (fixes google#894)

.github/workflows/ci.yml

@@ -29,10 +29,10 @@ jobs:
       fail-fast: false
       matrix:
         os: [ubuntu-latest]
-        java: [21, 17, 11]
+        java: [GraalVM, 21, 17, 11]
         experimental: [false]
         include:
-          # Only test on macos and windows with a single recent JDK to avoid a
+          # Only test on MacOS and Windows with a single recent JDK to avoid a
           # combinatorial explosion of test configurations.
           - os: macos-latest
             java: 21
@@ -43,6 +43,9 @@ jobs:
           - os: ubuntu-latest
             java: EA
             experimental: true
+          - os: ubuntu-latest
+            java: GraalVM
+            experimental: false
     runs-on: ${{ matrix.os }}
     continue-on-error: ${{ matrix.experimental }}
     steps:
@@ -58,19 +61,31 @@ jobs:
         with:
           website: jdk.java.net
           release: ${{ matrix.java }}
-      - name: "Set up JDK ${{ matrix.java }}"
-        if: ${{ matrix.java != 'EA' }}
+      - name: "Set up JDK ${{ matrix.java }} from Zulu"
+        if: ${{ matrix.java != 'EA' && matrix.java != 'GraalVM' }}
         uses: actions/setup-java@v4
         with:
           java-version: ${{ matrix.java }}
           distribution: "zulu"
           cache: "maven"
+      - name: "Set up JDK ${{ matrix.java }}"
+        if: ${{ matrix.java == 'GraalVM' }}
+        uses: graalvm/setup-graalvm@v1
+        with:
+          java-version: "21"
+          distribution: "graalvm-community"
+          github-token: ${{ secrets.GITHUB_TOKEN }}
+          native-image-job-reports: "true"
+          cache: "maven"
       - name: "Install"
         shell: bash
         run: mvn install -DskipTests=true -Dmaven.javadoc.skip=true -B -V
       - name: "Test"
         shell: bash
         run: mvn test -B
+      - name: "Native"
+        if: ${{ matrix.java == 'GraalVM' }}
+        run: mvn -Pnative -DskipTests package -pl core -am && util/test-native.sh
 
   publish_snapshot:
     name: "Publish snapshot"

.github/workflows/release.yml

@@ -69,13 +69,13 @@ jobs:
         run: |
           git push origin "v${{ github.event.inputs.version }}"
 
-      - name: Add Jars to Release Entry
+      - name: Add Artifacts to Release Entry
         uses: softprops/[email protected]
         with:
           draft: true
           name: ${{ github.event.input.version }}
           tag_name: "v${{ github.event.inputs.version }}"
           target_commitish: ${{ env.TARGET_COMMITISH }}
           files: |
-            core/target/google-java-format-*.jar
+            core/target/google-java-format*
             eclipse_plugin/target/google-java-format-eclipse-plugin-*.jar

util/test-native.sh

@@ -0,0 +1,30 @@
+#!/usr/bin/env bash
+# Copyright 2024 The Google Java Format Authors
+#
+# Licensed under the Apache License, Version 2.0 (the "License");
+# you may not use this file except in compliance with the License.
+# You may obtain a copy of the License at
+#
+#      http://www.apache.org/licenses/LICENSE-2.0
+#
+# Unless required by applicable law or agreed to in writing, software
+# distributed under the License is distributed on an "AS IS" BASIS,
+# WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+# See the License for the specific language governing permissions and
+# limitations under the License.
+
+set -euox pipefail
+
+time java -jar core/target/google-java-format-*-all-deps.jar || true
+
+status=-1
+chmod +x core/target/google-java-format
+if time core/target/google-java-format; then
+ status=0
+else
+ status=$?
+fi
+if [[ $status -ne 2 ]]; then
+  echo "google-java-format_linux (native) without arguments should have printed usage help and exited with 2, but did not :("
+  exit 1
+fi