Fix golagnci lint warnings

.github/workflows/actions.yml

@@ -1,9 +1,10 @@
 name: Workflow
 on:
   push:
-    branches: [ main ]
+    branches: [main]
   pull_request:
-    branches: [ main ]
+    branches: [main]
+  workflow_dispatch:
 jobs:
   code-check:
     name: Check Go formatting, linting, vetting

.github/workflows/linters.yaml

@@ -5,6 +5,7 @@ on:
     branches: [main]
   pull_request:
     branches: ["**"]
+  workflow_dispatch:
 
 permissions:
   contents: read
@@ -14,17 +15,17 @@ jobs:
     name: golangci-lint
     runs-on: ubuntu-latest
     steps:
-      - uses: actions/setup-go@v4
+      - uses: actions/setup-go@v5
         with:
-          go-version: "1.20"
+          go-version: "1.22"
           cache: false
       - name: Checkout the code
-        uses: actions/checkout@v3.2.0
+        uses: actions/checkout@v4.1.0
       - name: Vendor packages
         run: |
           go mod vendor
       - name: golangci-lint
-        uses: golangci/golangci-lint-action@v3
+        uses: golangci/golangci-lint-action@v4
         with:
-          version: v1.53
+          version: latest
           skip-cache: true

api.go

@@ -53,8 +53,7 @@ type Client struct {
 }
 
 // Cluster defines struct for Cluster
-type Cluster struct {
-}
+type Cluster struct{}
 
 // ConfigConnect defines struct for ConfigConnect
 type ConfigConnect struct {
@@ -73,7 +72,6 @@ type ClientPersistent struct {
 
 // GetVersion returns version
 func (c *Client) GetVersion() (string, error) {
-
 	resp, err := c.api.DoAndGetResponseBody(
 		context.Background(), http.MethodGet, "/api/version", nil, nil, c.configConnect.Version)
 	if err != nil {
@@ -108,7 +106,6 @@ func (c *Client) GetVersion() (string, error) {
 
 // updateVersion updates version
 func (c *Client) updateVersion() error {
-
 	version, err := c.GetVersion()
 	if err != nil {
 		return err
@@ -132,7 +129,6 @@ func updateHeaders(version string) {
 
 // Authenticate controls authentication to client
 func (c *Client) Authenticate(configConnect *ConfigConnect) (Cluster, error) {
-
 	configConnect.Version = c.configConnect.Version
 	c.configConnect = configConnect
 
@@ -187,8 +183,8 @@ func basicAuth(username, password string) string {
 
 func (c *Client) getJSONWithRetry(
 	method, uri string,
-	body, resp interface{}) error {
-
+	body, resp interface{},
+) error {
 	headers := make(map[string]string, 2)
 	headers[api.HeaderKeyAccept] = accHeader
 	headers[api.HeaderKeyContentType] = conHeader
@@ -240,8 +236,8 @@ func extractString(resp *http.Response) (string, error) {
 
 func (c *Client) getStringWithRetry(
 	method, uri string,
-	body interface{}) (string, error) {
-
+	body interface{},
+) (string, error) {
 	headers := make(map[string]string, 2)
 	headers[api.HeaderKeyAccept] = accHeader
 	headers[api.HeaderKeyContentType] = conHeader
@@ -333,8 +329,8 @@ func NewClientWithArgs(
 	version string,
 	timeout int64,
 	insecure,
-	useCerts bool) (client *Client, err error) {
-
+	useCerts bool,
+) (client *Client, err error) {
 	if showHTTP {
 		debug = true
 	}
@@ -401,8 +397,8 @@ func withFields(fields map[string]interface{}, message string) error {
 }
 
 func withFieldsE(
-	fields map[string]interface{}, message string, inner error) error {
-
+	fields map[string]interface{}, message string, inner error,
+) error {
 	if fields == nil {
 		fields = make(map[string]interface{})
 	}
@@ -429,8 +425,8 @@ func withFieldsE(
 
 func doLog(
 	l func(args ...interface{}),
-	msg string) {
-
+	msg string,
+) {
 	if debug {
 		l(msg)
 	}

api/api.go

@@ -50,7 +50,6 @@ var (
 
 // Client is an API client.
 type Client interface {
-
 	// Do sends an HTTP request to the API.
 	Do(
 		ctx context.Context,
@@ -136,11 +135,11 @@ type ClientOptions struct {
 
 // New returns a new API client.
 func New(
-	ctx context.Context,
+	_ context.Context,
 	host string,
 	opts ClientOptions,
-	debug bool) (Client, error) {
-
+	debug bool,
+) (Client, error) {
 	if host == "" {
 		return nil, errNewClient
 	}
@@ -193,8 +192,8 @@ func (c *client) Get(
 	ctx context.Context,
 	path string,
 	headers map[string]string,
-	resp interface{}) error {
-
+	resp interface{},
+) error {
 	return c.DoWithHeaders(
 		ctx, http.MethodGet, path, headers, nil, resp, "")
 }
@@ -203,8 +202,8 @@ func (c *client) Post(
 	ctx context.Context,
 	path string,
 	headers map[string]string,
-	body, resp interface{}) error {
-
+	body, resp interface{},
+) error {
 	return c.DoWithHeaders(
 		ctx, http.MethodPost, path, headers, body, resp, "")
 }
@@ -213,8 +212,8 @@ func (c *client) Put(
 	ctx context.Context,
 	path string,
 	headers map[string]string,
-	body, resp interface{}) error {
-
+	body, resp interface{},
+) error {
 	return c.DoWithHeaders(
 		ctx, http.MethodPut, path, headers, body, resp, "")
 }
@@ -223,17 +222,17 @@ func (c *client) Delete(
 	ctx context.Context,
 	path string,
 	headers map[string]string,
-	resp interface{}) error {
-
+	resp interface{},
+) error {
 	return c.DoWithHeaders(
 		ctx, http.MethodDelete, path, headers, nil, resp, "")
 }
 
 func (c *client) Do(
 	ctx context.Context,
 	method, path string,
-	body, resp interface{}) error {
-
+	body, resp interface{},
+) error {
 	return c.DoWithHeaders(ctx, method, path, nil, body, resp, "")
 }
 
@@ -249,8 +248,8 @@ func (c *client) DoWithHeaders(
 	ctx context.Context,
 	method, uri string,
 	headers map[string]string,
-	body, resp interface{}, version string) error {
-
+	body, resp interface{}, version string,
+) error {
 	res, err := c.DoAndGetResponseBody(
 		ctx, method, uri, headers, body, version)
 	if err != nil {
@@ -289,8 +288,8 @@ func (c *client) DoAndGetResponseBody(
 	ctx context.Context,
 	method, uri string,
 	headers map[string]string,
-	body interface{}, version string) (*http.Response, error) {
-
+	body interface{}, version string,
+) (*http.Response, error) {
 	var (
 		err                error
 		req                *http.Request
@@ -388,7 +387,6 @@ func (c *client) DoAndGetResponseBody(
 			} else {
 				req.SetBasicAuth("", c.token)
 			}
-
 		}
 
 	} else {
@@ -423,10 +421,9 @@ func (c *client) GetToken() string {
 }
 
 func (c *client) ParseJSONError(r *http.Response) error {
-
 	jsonError := &types.Error{}
 
-	//Starting in 4.0, response may be in html; so we cannot always use a json decoder
+	// Starting in 4.0, response may be in html; so we cannot always use a json decoder
 	if strings.Contains(r.Header.Get("Content-Type"), "html") {
 		jsonError.HTTPStatusCode = r.StatusCode
 		jsonError.Message = r.Status
@@ -447,8 +444,8 @@ func (c *client) ParseJSONError(r *http.Response) error {
 
 func (c *client) doLog(
 	l func(args ...interface{}),
-	msg string) {
-
+	msg string,
+) {
 	if c.debug {
 		l(msg)
 	}

api/api_logging.go

@@ -30,10 +30,10 @@ func isBinOctetBody(h http.Header) bool {
 }
 
 func logRequest(
-	ctx context.Context,
+	_ context.Context,
 	req *http.Request,
-	lf func(func(args ...interface{}), string)) {
-
+	lf func(func(args ...interface{}), string),
+) {
 	log.SetLevel(log.DebugLevel)
 
 	w := &bytes.Buffer{}
@@ -44,7 +44,6 @@ func logRequest(
 	fmt.Fprintln(w, " -------------------------")
 
 	buf, err := dumpRequest(req, !isBinOctetBody(req.Header))
-
 	if err != nil {
 		return
 	}
@@ -59,10 +58,10 @@ func logRequest(
 }
 
 func logResponse(
-	ctx context.Context,
+	_ context.Context,
 	res *http.Response,
-	lf func(func(args ...interface{}), string)) {
-
+	_ func(func(args ...interface{}), string),
+) {
 	log.SetLevel(log.DebugLevel)
 
 	w := &bytes.Buffer{}

api_test.go

@@ -122,7 +122,6 @@ func TestClientLogin(t *testing.T) {
 			default:
 				t.Fatal("Expecting endpoint /api/login got", req.RequestURI)
 			}
-
 		},
 	))
 	defer server.Close()
@@ -167,7 +166,7 @@ func (s stubTypeWithMetaData) MetaData() http.Header {
 }
 
 func Test_addMetaData(t *testing.T) {
-	var tests = []struct {
+	tests := []struct {
 		name           string
 		givenHeader    map[string]string
 		expectedHeader map[string]string
@@ -201,7 +200,7 @@ func Test_addMetaData(t *testing.T) {
 	}
 }
 
-func Test_updateHeaders(t *testing.T) {
+func Test_updateHeaders(_ *testing.T) {
 	var wg sync.WaitGroup
 	for i := 0; i < 3; i++ {
 		wg.Add(1)