Merge branch 'main' into quote_bash_completions

.github/workflows/test.yml

@@ -43,11 +43,11 @@ jobs:
 
       - uses: actions/setup-go@v5
         with:
-          go-version: '^1.21'
+          go-version: '^1.22'
           check-latest: true
           cache: true
 
-      - uses: golangci/golangci-lint-action@v3.7.0
+      - uses: golangci/golangci-lint-action@v4.0.0
         with:
           version: latest
           args: --verbose
@@ -66,6 +66,8 @@ jobs:
         - 19
         - 20
         - 21
+        - 22
+        - 23
     name: '${{ matrix.platform }} | 1.${{ matrix.go }}.x'
     runs-on: ${{ matrix.platform }}-latest
     steps:
@@ -108,7 +110,7 @@ jobs:
 
     - uses: actions/checkout@v4
 
-    - uses: actions/cache@v3
+    - uses: actions/cache@v4
       with:
         path: ~/go/pkg/mod
         key: ${{ runner.os }}-${{ matrix.go }}-${{ hashFiles('**/go.sum') }}

.golangci.yml

@@ -26,33 +26,28 @@ linters:
     - errcheck
     #- exhaustive
     #- funlen
-    - gas
     #- gochecknoinits
     - goconst
-    #- gocritic
+    - gocritic
     #- gocyclo
-    #- gofmt
+    - gofmt
     - goimports
-    - golint
     #- gomnd
     #- goprintffuncname
-    #- gosec
-    #- gosimple
+    - gosec
+    - gosimple
     - govet
     - ineffassign
-    - interfacer
     #- lll
-    - maligned
-    - megacheck
-    #- misspell
+    - misspell
     #- nakedret
     #- noctx
-    #- nolintlint
+    - nolintlint
     #- rowserrcheck
     #- scopelint
-    #- staticcheck
+    - staticcheck
     #- structcheck ! deprecated since v1.49.0; replaced by 'unused'
-    #- stylecheck
+    - stylecheck
     #- typecheck
     - unconvert
     #- unparam

README.md

@@ -105,7 +105,7 @@ go install github.com/spf13/cobra-cli@latest
 
 For complete details on using the Cobra-CLI generator, please read [The Cobra Generator README](https://github.com/spf13/cobra-cli/blob/main/README.md)
 
-For complete details on using the Cobra library, please read the [The Cobra User Guide](site/content/user_guide.md).
+For complete details on using the Cobra library, please read [The Cobra User Guide](site/content/user_guide.md).
 
 # License
 

bash_completions.go

@@ -597,19 +597,16 @@ func writeRequiredFlag(buf io.StringWriter, cmd *Command) {
 		if nonCompletableFlag(flag) {
 			return
 		}
-		for key := range flag.Annotations {
-			switch key {
-			case BashCompOneRequiredFlag:
-				format := "    must_have_one_flag+=(\"--%s"
-				if flag.Value.Type() != "bool" {
-					format += "="
-				}
-				format += cbn
-				WriteStringAndCheck(buf, fmt.Sprintf(format, flag.Name))
-
-				if len(flag.Shorthand) > 0 {
-					WriteStringAndCheck(buf, fmt.Sprintf("    must_have_one_flag+=(\"-%s"+cbn, flag.Shorthand))
-				}
+		if _, ok := flag.Annotations[BashCompOneRequiredFlag]; ok {
+			format := "    must_have_one_flag+=(\"--%s"
+			if flag.Value.Type() != "bool" {
+				format += "="
+			}
+			format += cbn
+			WriteStringAndCheck(buf, fmt.Sprintf(format, flag.Name))
+
+			if len(flag.Shorthand) > 0 {
+				WriteStringAndCheck(buf, fmt.Sprintf("    must_have_one_flag+=(\"-%s"+cbn, flag.Shorthand))
 			}
 		}
 	})

command.go

@@ -281,6 +281,7 @@ func (c *Command) SetArgs(a []string) {
 
 // SetOutput sets the destination for usage and error messages.
 // If output is nil, os.Stderr is used.
+//
 // Deprecated: Use SetOut and/or SetErr instead
 func (c *Command) SetOutput(output io.Writer) {
 	c.outWriter = output
@@ -606,7 +607,7 @@ func (c *Command) VersionTemplate() string {
 	if c.HasParent() {
 		return c.parent.VersionTemplate()
 	}
-	return `{{with .Name}}{{printf "%s " .}}{{end}}{{printf "version %s" .Version}}
+	return `{{with .DisplayName}}{{printf "%s " .}}{{end}}{{printf "version %s" .Version}}
 `
 }
 
@@ -875,7 +876,7 @@ func (c *Command) ArgsLenAtDash() int {
 
 func (c *Command) execute(a []string) (err error) {
 	if c == nil {
-		return fmt.Errorf("Called Execute() on a nil Command")
+		return fmt.Errorf("called Execute() on a nil Command")
 	}
 
 	if len(c.Deprecated) > 0 {
@@ -1189,7 +1190,7 @@ func (c *Command) InitDefaultHelpFlag() {
 	c.mergePersistentFlags()
 	if c.Flags().Lookup("help") == nil {
 		usage := "help for "
-		name := c.displayName()
+		name := c.DisplayName()
 		if name == "" {
 			usage += "this command"
 		} else {
@@ -1215,7 +1216,7 @@ func (c *Command) InitDefaultVersionFlag() {
 		if c.Name() == "" {
 			usage += "this command"
 		} else {
-			usage += c.Name()
+			usage += c.DisplayName()
 		}
 		if c.Flags().ShorthandLookup("v") == nil {
 			c.Flags().BoolP("version", "v", false, usage)
@@ -1239,7 +1240,7 @@ func (c *Command) InitDefaultHelpCmd() {
 			Use:   "help [command]",
 			Short: "Help about any command",
 			Long: `Help provides help for any command in the application.
-Simply type ` + c.displayName() + ` help [path to command] for full details.`,
+Simply type ` + c.DisplayName() + ` help [path to command] for full details.`,
 			ValidArgsFunction: func(c *Command, args []string, toComplete string) ([]string, ShellCompDirective) {
 				var completions []string
 				cmd, _, e := c.Root().Find(args)
@@ -1430,10 +1431,12 @@ func (c *Command) CommandPath() string {
 	if c.HasParent() {
 		return c.Parent().CommandPath() + " " + c.Name()
 	}
-	return c.displayName()
+	return c.DisplayName()
 }
 
-func (c *Command) displayName() string {
+// DisplayName returns the name to display in help text. Returns command Name()
+// If CommandDisplayNameAnnoation is not set
+func (c *Command) DisplayName() string {
 	if displayName, ok := c.Annotations[CommandDisplayNameAnnotation]; ok {
 		return displayName
 	}
@@ -1443,7 +1446,7 @@ func (c *Command) displayName() string {
 // UseLine puts out the full usage for a given command (including parents).
 func (c *Command) UseLine() string {
 	var useline string
-	use := strings.Replace(c.Use, c.Name(), c.displayName(), 1)
+	use := strings.Replace(c.Use, c.Name(), c.DisplayName(), 1)
 	if c.HasParent() {
 		useline = c.parent.CommandPath() + " " + use
 	} else {
@@ -1460,7 +1463,6 @@ func (c *Command) UseLine() string {
 
 // DebugFlags used to determine which flags have been assigned to which commands
 // and which persist.
-// nolint:goconst
 func (c *Command) DebugFlags() {
 	c.Println("DebugFlags called on", c.Name())
 	var debugflags func(*Command)
@@ -1650,7 +1652,7 @@ func (c *Command) GlobalNormalizationFunc() func(f *flag.FlagSet, name string) f
 // to this command (local and persistent declared here and by all parents).
 func (c *Command) Flags() *flag.FlagSet {
 	if c.flags == nil {
-		c.flags = flag.NewFlagSet(c.displayName(), flag.ContinueOnError)
+		c.flags = flag.NewFlagSet(c.DisplayName(), flag.ContinueOnError)
 		if c.flagErrorBuf == nil {
 			c.flagErrorBuf = new(bytes.Buffer)
 		}
@@ -1665,7 +1667,7 @@ func (c *Command) Flags() *flag.FlagSet {
 func (c *Command) LocalNonPersistentFlags() *flag.FlagSet {
 	persistentFlags := c.PersistentFlags()
 
-	out := flag.NewFlagSet(c.displayName(), flag.ContinueOnError)
+	out := flag.NewFlagSet(c.DisplayName(), flag.ContinueOnError)
 	c.LocalFlags().VisitAll(func(f *flag.Flag) {
 		if persistentFlags.Lookup(f.Name) == nil {
 			out.AddFlag(f)
@@ -1680,7 +1682,7 @@ func (c *Command) LocalFlags() *flag.FlagSet {
 	c.mergePersistentFlags()
 
 	if c.lflags == nil {
-		c.lflags = flag.NewFlagSet(c.displayName(), flag.ContinueOnError)
+		c.lflags = flag.NewFlagSet(c.DisplayName(), flag.ContinueOnError)
 		if c.flagErrorBuf == nil {
 			c.flagErrorBuf = new(bytes.Buffer)
 		}
@@ -1708,7 +1710,7 @@ func (c *Command) InheritedFlags() *flag.FlagSet {
 	c.mergePersistentFlags()
 
 	if c.iflags == nil {
-		c.iflags = flag.NewFlagSet(c.displayName(), flag.ContinueOnError)
+		c.iflags = flag.NewFlagSet(c.DisplayName(), flag.ContinueOnError)
 		if c.flagErrorBuf == nil {
 			c.flagErrorBuf = new(bytes.Buffer)
 		}
@@ -1737,7 +1739,7 @@ func (c *Command) NonInheritedFlags() *flag.FlagSet {
 // PersistentFlags returns the persistent FlagSet specifically set in the current command.
 func (c *Command) PersistentFlags() *flag.FlagSet {
 	if c.pflags == nil {
-		c.pflags = flag.NewFlagSet(c.displayName(), flag.ContinueOnError)
+		c.pflags = flag.NewFlagSet(c.DisplayName(), flag.ContinueOnError)
 		if c.flagErrorBuf == nil {
 			c.flagErrorBuf = new(bytes.Buffer)
 		}
@@ -1750,9 +1752,9 @@ func (c *Command) PersistentFlags() *flag.FlagSet {
 func (c *Command) ResetFlags() {
 	c.flagErrorBuf = new(bytes.Buffer)
 	c.flagErrorBuf.Reset()
-	c.flags = flag.NewFlagSet(c.displayName(), flag.ContinueOnError)
+	c.flags = flag.NewFlagSet(c.DisplayName(), flag.ContinueOnError)
 	c.flags.SetOutput(c.flagErrorBuf)
-	c.pflags = flag.NewFlagSet(c.displayName(), flag.ContinueOnError)
+	c.pflags = flag.NewFlagSet(c.DisplayName(), flag.ContinueOnError)
 	c.pflags.SetOutput(c.flagErrorBuf)
 
 	c.lflags = nil
@@ -1869,7 +1871,7 @@ func (c *Command) mergePersistentFlags() {
 // If c.parentsPflags == nil, it makes new.
 func (c *Command) updateParentsPflags() {
 	if c.parentsPflags == nil {
-		c.parentsPflags = flag.NewFlagSet(c.displayName(), flag.ContinueOnError)
+		c.parentsPflags = flag.NewFlagSet(c.DisplayName(), flag.ContinueOnError)
 		c.parentsPflags.SetOutput(c.flagErrorBuf)
 		c.parentsPflags.SortFlags = false
 	}

command_test.go

@@ -18,7 +18,7 @@ import (
 	"bytes"
 	"context"
 	"fmt"
-	"io/ioutil"
+	"io"
 	"os"
 	"reflect"
 	"strings"
@@ -371,8 +371,9 @@ func TestAliasPrefixMatching(t *testing.T) {
 // text should reflect the way we run the command.
 func TestPlugin(t *testing.T) {
 	cmd := &Command{
-		Use:  "kubectl-plugin",
-		Args: NoArgs,
+		Use:     "kubectl-plugin",
+		Version: "1.0.0",
+		Args:    NoArgs,
 		Annotations: map[string]string{
 			CommandDisplayNameAnnotation: "kubectl plugin",
 		},
@@ -386,13 +387,15 @@ func TestPlugin(t *testing.T) {
 
 	checkStringContains(t, cmdHelp, "kubectl plugin [flags]")
 	checkStringContains(t, cmdHelp, "help for kubectl plugin")
+	checkStringContains(t, cmdHelp, "version for kubectl plugin")
 }
 
 // TestPlugin checks usage as plugin with sub commands.
 func TestPluginWithSubCommands(t *testing.T) {
 	rootCmd := &Command{
-		Use:  "kubectl-plugin",
-		Args: NoArgs,
+		Use:     "kubectl-plugin",
+		Version: "1.0.0",
+		Args:    NoArgs,
 		Annotations: map[string]string{
 			CommandDisplayNameAnnotation: "kubectl plugin",
 		},
@@ -408,6 +411,7 @@ func TestPluginWithSubCommands(t *testing.T) {
 
 	checkStringContains(t, rootHelp, "kubectl plugin [command]")
 	checkStringContains(t, rootHelp, "help for kubectl plugin")
+	checkStringContains(t, rootHelp, "version for kubectl plugin")
 	checkStringContains(t, rootHelp, "kubectl plugin [command] --help")
 
 	childHelp, err := executeCommand(rootCmd, "sub", "-h")
@@ -1090,6 +1094,24 @@ func TestVersionFlagExecuted(t *testing.T) {
 	checkStringContains(t, output, "root version 1.0.0")
 }
 
+func TestVersionFlagExecutedDiplayName(t *testing.T) {
+	rootCmd := &Command{
+		Use:     "kubectl-plugin",
+		Version: "1.0.0",
+		Annotations: map[string]string{
+			CommandDisplayNameAnnotation: "kubectl plugin",
+		},
+		Run: emptyRun,
+	}
+
+	output, err := executeCommand(rootCmd, "--version", "arg1")
+	if err != nil {
+		t.Errorf("Unexpected error: %v", err)
+	}
+
+	checkStringContains(t, output, "kubectl plugin version 1.0.0")
+}
+
 func TestVersionFlagExecutedWithNoName(t *testing.T) {
 	rootCmd := &Command{Version: "1.0.0", Run: emptyRun}
 
@@ -2092,12 +2114,12 @@ func TestCommandPrintRedirection(t *testing.T) {
 		t.Error(err)
 	}
 
-	gotErrBytes, err := ioutil.ReadAll(errBuff)
+	gotErrBytes, err := io.ReadAll(errBuff)
 	if err != nil {
 		t.Error(err)
 	}
 
-	gotOutBytes, err := ioutil.ReadAll(outBuff)
+	gotOutBytes, err := io.ReadAll(outBuff)
 	if err != nil {
 		t.Error(err)
 	}
@@ -2777,7 +2799,7 @@ func TestFind(t *testing.T) {
 
 func TestUnknownFlagShouldReturnSameErrorRegardlessOfArgPosition(t *testing.T) {
 	testCases := [][]string{
-		//{"--unknown", "--namespace", "foo", "child", "--bar"}, // FIXME: This test case fails, returning the error `unknown command "foo" for "root"` instead of the expected error `unknown flag: --unknown`
+		// {"--unknown", "--namespace", "foo", "child", "--bar"}, // FIXME: This test case fails, returning the error `unknown command "foo" for "root"` instead of the expected error `unknown flag: --unknown`
 		{"--namespace", "foo", "--unknown", "child", "--bar"},
 		{"--namespace", "foo", "child", "--unknown", "--bar"},
 		{"--namespace", "foo", "child", "--bar", "--unknown"},

completions.go

@@ -298,7 +298,7 @@ func (c *Command) getCompletions(args []string) (*Command, []string, ShellCompDi
 	}
 	if err != nil {
 		// Unable to find the real command. E.g., <program> someInvalidCmd <TAB>
-		return c, []string{}, ShellCompDirectiveDefault, fmt.Errorf("Unable to find a command for arguments: %v", trimmedArgs)
+		return c, []string{}, ShellCompDirectiveDefault, fmt.Errorf("unable to find a command for arguments: %v", trimmedArgs)
 	}
 	finalCmd.ctx = c.ctx
 
@@ -401,8 +401,9 @@ func (c *Command) getCompletions(args []string) (*Command, []string, ShellCompDi
 			doCompleteFlags := func(flag *pflag.Flag) {
 				if !flag.Changed ||
 					strings.Contains(flag.Value.Type(), "Slice") ||
-					strings.Contains(flag.Value.Type(), "Array") {
-					// If the flag is not already present, or if it can be specified multiple times (Array or Slice)
+					strings.Contains(flag.Value.Type(), "Array") ||
+					strings.HasPrefix(flag.Value.Type(), "stringTo") {
+					// If the flag is not already present, or if it can be specified multiple times (Array, Slice, or stringTo)
 					// we suggest it as a completion
 					completions = append(completions, getFlagNameCompletions(flag, toComplete)...)
 				}

doc/man_docs.go

@@ -133,7 +133,7 @@ func fillHeader(header *GenManHeader, name string, disableAutoGen bool) error {
 		}
 		header.Date = &now
 	}
-	header.date = (*header.Date).Format("Jan 2006")
+	header.date = header.Date.Format("Jan 2006")
 	if header.Source == "" && !disableAutoGen {
 		header.Source = "Auto generated by spf13/cobra"
 	}