parallelize by alphabet letter

Author: diegomarquezp

.github/workflows/verify.sh

@@ -3,12 +3,17 @@ export repo_dir=$(realpath $(dirname "${BASH_SOURCE[0]}")/../../)
 pushd "${repo_dir}/clients"
 
 # Variants are based on the generator version
-variant="$1"
+starting_letter="$1"
 
 # find all generated clients' pom.xml
 find . -wholename "*${variant}/pom.xml" -not -path '*/target/*' > pom_list
+cat pom_list_raw
+
+# trim down to those starting with "${starting_letter}"
+cat pom_list | grep "google-api-services-${starting_letter}" > pom_list
 cat pom_list
 
+
 # format result to list of Maven modules
 cat pom_list | cut -d'/' -f2-4 \
 | sed 's/\(.*\)/<module>\1<\/module>/' > module_list
@@ -20,9 +25,11 @@ cat pom.xml
 
 # test compilation
 mvn clean compile -T 1.5C -Dmaven.testSkip=true -Denforcer.skip -fae --fail-at-end 2>&1 | tee out
-cat out | grep -E "^\[ERROR\] Failed to execute goal" > errors
+cat out | grep 'rev20' | grep 's]' | grep 'FAILURE' > errors
 if [[ $(cat errors | wc -l) -gt 0 ]]; then
-	echo "Compilation errors found"
-	exit 1
+	echo "Compilation errors found in the following libraries:"
+	cat errors
+	# send to GH output
+	echo "failed_libraries=$(cat errors | tr '\n' ',')" > "${GITHUB_OUTPUT}"
 fi
 echo "No compilation errors found"

.github/workflows/verify.yaml

@@ -13,8 +13,11 @@ jobs:
     runs-on: 'ubuntu-24.04'
     strategy:
       matrix:
-        variant: [ 1.26.0, 1.27.0, 1.28.0, 1.29.2, 1.30.1, 1.31.0, 2.0.0 ]
-      fail-fast: false
+        # We will parallelize by alphabet letter
+        ascii_code: ${{ range(97, 102) }}
+        fail-fast: false
+    outputs:
+      failed_libraries:
     steps:
       - uses: actions/setup-java@v3
         with:
@@ -26,5 +29,13 @@ jobs:
 
       - working-directory: google-api-java-client-services
         run: |
-          bash .github/workflows/verify.sh ${{ matrix.variant }}
+          set -ex
+          bash .github/workflows/verify.sh "$(printf "\x$(printf %x ${{ matrix.ascii_code }})")"
+  print_results:
+    needs: [verify]
+    steps:
+      - run: |
+          set -ex
+          echo '${{ toJSON(needs.verify.failed_libraries) }}'
+