chore: bump go + golangci-lint

.golangci.yml

@@ -47,6 +47,8 @@ linters:
     - varcheck    # deprecated since v1.49.0
     - depguard    # nothing to guard against yet
     - tagalign    # hurts readability of kong tags
+    - mnd
+    - perfsprint
 
 linters-settings:
   govet:
@@ -76,6 +78,7 @@ issues:
     - 'bad syntax for struct tag key'
     - 'bad syntax for struct tag pair'
     - 'result .* \(error\) is always nil'
+    - 'Error return value of `fmt.Fprintln` is not checked'
 
   exclude-rules:
     # Don't warn on unused parameters.

bin/go

@@ -1 +1 @@
-.go-1.22.6.pkg
+.go-1.23.0.pkg

bin/gofmt

@@ -1 +1 @@
-.go-1.22.6.pkg
+.go-1.23.0.pkg

bin/golangci-lint

@@ -1 +1 @@
-.golangci-lint-1.55.2.pkg
+.golangci-lint-1.60.1.pkg

context.go

@@ -1015,7 +1015,7 @@ func checkXorDuplicatedAndAndMissing(paths []*Path) error {
 		errs = append(errs, err.Error())
 	}
 	if len(errs) > 0 {
-		return fmt.Errorf(strings.Join(errs, ", "))
+		return errors.New(strings.Join(errs, ", "))
 	}
 	return nil
 }

help_test.go

@@ -600,7 +600,7 @@ func TestAutoGroup(t *testing.T) {
 			if node, ok := parent.(*kong.Node); ok {
 				return &kong.Group{
 					Key:   node.Name,
-					Title: strings.Title(node.Name) + " flags:", //nolint
+					Title: strings.Title(node.Name) + " flags:",
 				}
 			}
 			return nil

kong_test.go

@@ -608,7 +608,7 @@ func TestMultilineMessage(t *testing.T) {
 			w := &bytes.Buffer{}
 			var cli struct{}
 			p := mustNew(t, &cli, kong.Writers(w, w))
-			p.Printf(test.text)
+			p.Printf("%s", test.text)
 			assert.Equal(t, test.want, w.String())
 		})
 	}

levenshtein.go

@@ -31,7 +31,7 @@ func levenshtein(a, b string) int {
 	return f[len(f)-1]
 }
 
-func min(a, b int) int {
+func min(a, b int) int { //nolint:predeclared
 	if a <= b {
 		return a
 	}

resolver.go

@@ -63,6 +63,6 @@ func JSON(r io.Reader) (Resolver, error) {
 }
 
 func snakeCase(name string) string {
-	name = strings.Join(strings.Split(strings.Title(name), "-"), "") //nolint: staticcheck
+	name = strings.Join(strings.Split(strings.Title(name), "-"), "")
 	return strings.ToLower(name[:1]) + name[1:]
 }