test fmt

.github/workflows/test.yml

@@ -1,8 +1,21 @@
 name: "Test & check build"
 
-on: [ push, pull_request ]
+on: [push, pull_request]
 
 jobs:
+  fmt-go:
+    runs-on: ubuntu-latest
+
+    steps:
+      - uses: actions/setup-go@v3
+        with:
+          go-version: ^1.18
+      - run: |
+             go install mvdan.cc/gofumpt@latest
+             files=$(~/go/bin/gofumpt -l -d .)
+             [[ ! -z "$files" ]] && { printf '%s\ngofumpt would make changes, install gofumpt and run "make lint"' "$files"; exit 1; }
+	shell: bash
+
   lint-go:
     name: Lint Go
     runs-on: ubuntu-latest

Makefile

@@ -15,6 +15,9 @@ help:  ## Print this help message
 lint:
 	golangci-lint run -E stylecheck,revive,gocritic --timeout 5m
 
+fmt:
+	gofumpt -w ./...
+
 build-cli: .build-cli ## Build CLI version
 	@echo "Done building, run 'make run-cli' to run the CLI"
 

cmd/geteduroam-gui/main.go

@@ -37,7 +37,7 @@ func (s *serverList) get(idx int) (*instance.Instance, error) {
 	if idx < 0 || idx > len(s.instances) {
 		return nil, errors.New("index out of range")
 	}
-	return &s.instances[idx], nil
+	 return &s.instances[idx], nil
 }
 
 func (s *serverList) Fill() {