Update dependencies pre release

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

@@ -231,12 +231,8 @@ func (c *Command) Usage() error {
 // HelpFunc returns either the function set by SetHelpFunc for this command
 // or a parent, or it returns a function with default help behavior.
 func (c *Command) HelpFunc() func(*Command, []string) {
-	cmd := c
-	for cmd != nil {
-		if cmd.helpFunc != nil {
-			return cmd.helpFunc
-		}
-		cmd = cmd.parent
+	if helpFunc := c.checkHelpFunc(); helpFunc != nil {
+		return helpFunc
 	}
 	return func(*Command, []string) {
 		c.mergePersistentFlags()
@@ -247,6 +243,20 @@ func (c *Command) HelpFunc() func(*Command, []string) {
 	}
 }
 
+// checkHelpFunc checks if there is helpFunc in ancestors of c.
+func (c *Command) checkHelpFunc() func(*Command, []string) {
+	if c == nil {
+		return nil
+	}
+	if c.helpFunc != nil {
+		return c.helpFunc
+	}
+	if c.HasParent() {
+		return c.parent.checkHelpFunc()
+	}
+	return nil
+}
+
 // Help puts out the help for the command.
 // Used when a user calls help [command].
 // Can be defined by user by overriding HelpFunc.

vendor/github.com/spf13/pflag/.travis.yml

@@ -3,9 +3,8 @@ sudo: false
 language: go
 
 go:
-        - 1.5.4
         - 1.6.3
-        - 1.7
+        - 1.7.3
         - tip
 
 matrix:

vendor/github.com/spf13/pflag/flag.go

@@ -514,7 +514,7 @@ func (f *FlagSet) FlagUsages() string {
 		if len(flag.NoOptDefVal) > 0 {
 			switch flag.Value.Type() {
 			case "string":
-				line += fmt.Sprintf("[=%q]", flag.NoOptDefVal)
+				line += fmt.Sprintf("[=\"%s\"]", flag.NoOptDefVal)
 			case "bool":
 				if flag.NoOptDefVal != "true" {
 					line += fmt.Sprintf("[=%s]", flag.NoOptDefVal)
@@ -534,7 +534,7 @@ func (f *FlagSet) FlagUsages() string {
 		line += usage
 		if !flag.defaultIsZeroValue() {
 			if flag.Value.Type() == "string" {
-				line += fmt.Sprintf(" (default %q)", flag.DefValue)
+				line += fmt.Sprintf(" (default \"%s\")", flag.DefValue)
 			} else {
 				line += fmt.Sprintf(" (default %s)", flag.DefValue)
 			}