Update dependencies

vendor/github.com/spf13/cobra/command.go

@@ -54,6 +54,9 @@ type Command struct {
 	// ValidArgs is list of all valid non-flag arguments that are accepted in bash completions
 	ValidArgs []string
 
+	// Expected arguments
+	Args PositionalArgs
+
 	// ArgAliases is List of aliases for ValidArgs.
 	// These are not suggested to the user in the bash completion,
 	// but accepted if entered manually.
@@ -513,33 +516,29 @@ func (c *Command) Find(args []string) (*Command, []string, error) {
 	}
 
 	commandFound, a := innerfind(c, args)
-	argsWOflags := stripFlags(a, commandFound)
-
-	// no subcommand, always take args
-	if !commandFound.HasSubCommands() {
-		return commandFound, a, nil
+	if commandFound.Args == nil {
+		return commandFound, a, legacyArgs(commandFound, stripFlags(a, commandFound))
 	}
-
-	// root command with subcommands, do subcommand checking
-	if commandFound == c && len(argsWOflags) > 0 {
-		suggestionsString := ""
-		if !c.DisableSuggestions {
-			if c.SuggestionsMinimumDistance <= 0 {
-				c.SuggestionsMinimumDistance = 2
-			}
-			if suggestions := c.SuggestionsFor(argsWOflags[0]); len(suggestions) > 0 {
-				suggestionsString += "\n\nDid you mean this?\n"
-				for _, s := range suggestions {
-					suggestionsString += fmt.Sprintf("\t%v\n", s)
-				}
-			}
-		}
-		return commandFound, a, fmt.Errorf("unknown command %q for %q%s", argsWOflags[0], commandFound.CommandPath(), suggestionsString)
-	}
-
 	return commandFound, a, nil
 }
 
+func (c *Command) findSuggestions(arg string) string {
+	if c.DisableSuggestions {
+		return ""
+	}
+	if c.SuggestionsMinimumDistance <= 0 {
+		c.SuggestionsMinimumDistance = 2
+	}
+	suggestionsString := ""
+	if suggestions := c.SuggestionsFor(arg); len(suggestions) > 0 {
+		suggestionsString += "\n\nDid you mean this?\n"
+		for _, s := range suggestions {
+			suggestionsString += fmt.Sprintf("\t%v\n", s)
+		}
+	}
+	return suggestionsString
+}
+
 // SuggestionsFor provides suggestions for the typedName.
 func (c *Command) SuggestionsFor(typedName string) []string {
 	suggestions := []string{}
@@ -624,6 +623,10 @@ func (c *Command) execute(a []string) (err error) {
 		argWoFlags = a
 	}
 
+	if err := c.ValidateArgs(argWoFlags); err != nil {
+		return err
+	}
+
 	for p := c; p != nil; p = p.Parent() {
 		if p.PersistentPreRunE != nil {
 			if err := p.PersistentPreRunE(c, argWoFlags); err != nil {
@@ -747,6 +750,13 @@ func (c *Command) ExecuteC() (cmd *Command, err error) {
 	return cmd, err
 }
 
+func (c *Command) ValidateArgs(args []string) error {
+	if c.Args == nil {
+		return nil
+	}
+	return c.Args(c, args)
+}
+
 // InitDefaultHelpFlag adds default help flag to c.
 // It is called automatically by executing the c or by calling help and usage.
 // If c already has help flag, it will do nothing.
@@ -796,6 +806,7 @@ Simply type ` + c.Name() + ` help [path to command] for full details.`,
 
 // ResetCommands used for testing.
 func (c *Command) ResetCommands() {
+	c.parent = nil
 	c.commands = nil
 	c.helpCommand = nil
 	c.parentsPflags = nil
@@ -1122,6 +1133,9 @@ func (c *Command) LocalFlags() *flag.FlagSet {
 		c.lflags.SetOutput(c.flagErrorBuf)
 	}
 	c.lflags.SortFlags = c.Flags().SortFlags
+	if c.globNormFunc != nil {
+		c.lflags.SetNormalizeFunc(c.globNormFunc)
+	}
 
 	addToLocal := func(f *flag.Flag) {
 		if c.lflags.Lookup(f.Name) == nil && c.parentsPflags.Lookup(f.Name) == nil {
@@ -1146,6 +1160,10 @@ func (c *Command) InheritedFlags() *flag.FlagSet {
 	}
 
 	local := c.LocalFlags()
+	if c.globNormFunc != nil {
+		c.iflags.SetNormalizeFunc(c.globNormFunc)
+	}
+
 	c.parentsPflags.VisitAll(func(f *flag.Flag) {
 		if c.iflags.Lookup(f.Name) == nil && local.Lookup(f.Name) == nil {
 			c.iflags.AddFlag(f)
@@ -1179,6 +1197,10 @@ func (c *Command) ResetFlags() {
 	c.flags.SetOutput(c.flagErrorBuf)
 	c.pflags = flag.NewFlagSet(c.Name(), flag.ContinueOnError)
 	c.pflags.SetOutput(c.flagErrorBuf)
+
+	c.lflags = nil
+	c.iflags = nil
+	c.parentsPflags = nil
 }
 
 // HasFlags checks if the command contains any flags (local plus persistent from the entire structure).
@@ -1288,6 +1310,10 @@ func (c *Command) updateParentsPflags() {
 		c.parentsPflags.SortFlags = false
 	}
 
+	if c.globNormFunc != nil {
+		c.parentsPflags.SetNormalizeFunc(c.globNormFunc)
+	}
+
 	c.Root().PersistentFlags().AddFlagSet(flag.CommandLine)
 
 	c.VisitParents(func(parent *Command) {