build(workflows): execute the CI via GitHub Actions

.github/workflows/ci.yml

@@ -0,0 +1,87 @@
+name: Tests and Linters Scalingo go-utils Packages
+
+on: [push]
+
+# # The list of permissions is explained on the GitHub doc:
+# # https://docs.github.com/en/actions/using-jobs/assigning-permissions-to-jobs
+# permissions:
+#   # allow read access to pull request. Use with golangci-lint `only-new-issues` option.
+#   pull-requests: read
+
+jobs:
+  detect-modules:
+    name: Detect the Go modules declared in go-utils
+    runs-on: ubuntu-22.04
+    outputs:
+      modules: ${{ steps.set-modules.outputs.modules }}
+    steps:
+      - uses: actions/checkout@v4
+        with:
+          # We need to define the fetch-depth to 0 so that we can get the commit ID of the master branch
+          fetch-depth: 0
+      - uses: actions/setup-go@v5
+        with:
+          go-version: stable
+          check-latest: true
+      - id: set-modules
+        run: |
+          echo -n "modules=" > $GITHUB_OUTPUT
+          for m in ./*/*go.mod; do
+            pushd $(dirname "$m") > /dev/null
+            module_path="$(go list -m -json | jq --slurp '.' | jq --compact-output --raw-output '.[].Dir')"
+            echo $module_path
+            popd > /dev/null
+          done | jq --raw-input --slurp 'split("\n")' | jq --compact-output 'map(select(length > 0))' >> $GITHUB_OUTPUT
+
+  linter-pull-request:
+    needs: detect-modules
+    name: golangci-lint on a PR or from a tag
+    runs-on: ubuntu-22.04
+    strategy:
+      matrix:
+        modules: ${{ fromJSON(needs.detect-modules.outputs.modules) }}
+    if: github.ref != 'refs/heads/master'
+    steps:
+      - uses: actions/checkout@v4
+        with:
+          # We need to define the fetch-depth to 0 so that we can get the commit ID of the master branch
+          fetch-depth: 0
+      - uses: actions/setup-go@v5
+        with:
+          go-version: stable
+          check-latest: true
+      - name: Get golangci-lint configuration file
+        run: wget --output-document=$(pwd)/.golangci.yml https://sc-devtools.s3.eu-west-1.amazonaws.com/golang-ci/golangci.yml
+      - name: Get master branch commit ID
+        id: new-from-rev
+        run: echo "NEW_FROM_REV=$( git rev-parse origin/master )" >> "$GITHUB_OUTPUT"
+      - name: "Execute golangci-lint on a pull request"
+        uses: golangci/golangci-lint-action@v6
+        with:
+          working-directory: ${{ matrix.modules }}
+          # The `only-new-issues` flag is not working (https://github.com/golangci/golangci-lint-action/issues/531).
+          # We rather decided to use the suggestion from the FAQ (https://golangci-lint.run/welcome/faq/#how-to-integrate-golangci-lint-into-large-project-with-thousands-of-issues) and use `--new-from-rev`
+          # only-new-issues: false
+          args: "--config=$(pwd)/../.golangci.yml --new-from-rev=${{ steps.new-from-rev.outputs.NEW_FROM_REV }} --modules-download-mode=mod"
+
+
+  tests:
+    needs: detect-modules
+    name: Unit Tests
+    runs-on: ubuntu-22.04
+    strategy:
+      matrix:
+        modules: ${{ fromJSON(needs.detect-modules.outputs.modules) }}
+    steps:
+      - uses: actions/checkout@v4
+      - uses: actions/setup-go@v5
+        with:
+          go-version: stable
+          check-latest: true
+      - name: Start MongoDB
+        uses: supercharge/[email protected]
+        with:
+          mongodb-version: 4.0.3
+      - name: Execute the tests
+        working-directory: ${{ matrix.modules }}
+        run: go test -race ./...

cronsetup/go.mod

@@ -1,6 +1,7 @@
 module github.com/Scalingo/go-utils/cronsetup
 
-go 1.22
+go 1.23.0
+
 toolchain go1.23.7
 
 require (

difflib/difflib_test.go

@@ -102,7 +102,7 @@ group
 	}
 }
 
-func ExampleGetUnifiedDiffCode() {
+func ExampleGetUnifiedDiffString() {
 	a := `one
 two
 three
@@ -135,7 +135,7 @@ four`
 	// -fmt.Printf("%s,%T",a,b)
 }
 
-func ExampleGetContextDiffCode() {
+func ExampleGetContextDiffString() {
 	a := `one
 two
 three
@@ -172,7 +172,7 @@ four`
 	//   four
 }
 
-func ExampleGetContextDiffString() {
+func ExampleGetContextDiffString_second() {
 	a := `one
 two
 three

etcd/go.mod

@@ -1,6 +1,7 @@
 module github.com/Scalingo/go-utils/etcd
 
-go 1.22
+go 1.23.0
+
 toolchain go1.23.7
 
 require (

fs/go.mod

@@ -1,6 +1,8 @@
 module github.com/Scalingo/go-utils/fs
 
-go 1.20
+go 1.21
+
+toolchain go1.23.5
 
 require github.com/spf13/afero v1.12.0