update .github/workflows/go.yml

.github/workflows/go.yml

@@ -5,12 +5,11 @@ name: Go
 
 on:
   push:
-    branches: [ "main" ]
+    branches: ["main"]
   pull_request:
-    branches: [ "main" ]
+    branches: ["main"]
 
 jobs:
-
   build:
     strategy:
       fail-fast: false
@@ -19,24 +18,36 @@ jobs:
 
     runs-on: ${{ matrix.os }}
     steps:
-    - uses: actions/checkout@v3
-
-    - name: Set up Go
-      uses: actions/setup-go@v3
-      with:
-        go-version: 1.22
-
-    - name: Build
-      run: go build -v
-
-    - name: Build sub-packages
-      run: go build -v ./...
-
-    - name: Build nogui
-      run: go build -v -tags nogui
-
-    - name: Test
-      run: go test -v ./...
-
-    - name: Install
-      run: go install github.com/ilius/ayandict@main
+      - uses: actions/checkout@v3
+
+      - name: Set up Go
+        uses: actions/setup-go@v3
+        with:
+          go-version: 1.22
+
+      - name: Build
+        run: go build -v
+
+      - name: Build sub-packages
+        run: go build -v ./...
+
+      - name: Build nogui
+        run: go build -v -tags nogui
+
+      - name: Test
+        run: go test -v ./...
+
+      - name: gofumpt
+        run: |
+          go install mvdan.cc/gofumpt@latest
+          gofumpt -w .
+          CHANGES=$(git diff --name-only HEAD --)
+          if [ -n "$CHANGES" ] ; then
+              echo "There are changes after running gofumpt:"
+              echo "$CHANGES"
+              git diff
+              exit 1
+          fi
+
+      - name: Install
+        run: go install github.com/ilius/ayandict@main