// Returns a slice of global flag names used by the app.
func (c *Context) GlobalFlagNames() (names []string) {
for _, flag := range c.App.Flags {
name := strings.Split(flag.GetName(), ",")[0]
if name == "help" || name == "version" {
continue
}
names = append(names, name)
}
return
}
// Returns a slice of flag names used in this context.
func (c *Context) FlagNames() (names []string) {
for _, flag := range c.Command.Flags {
name := strings.Split(flag.GetName(), ",")[0]
if name == "help" {
continue
}
names = append(names, name)
}
return
}
func TestShellCompletionForIncompleteFlags(t *testing.T) {
app := NewApp()
app.Flags = []Flag{
IntFlag{
Name: "test-completion",
},
}
app.EnableBashCompletion = true
app.BashComplete = func(ctx *Context) {
for _, command := range ctx.App.Commands {
if command.Hidden {
continue
}
for _, name := range command.Names() {
fmt.Fprintln(ctx.App.Writer, name)
}
}
for _, flag := range ctx.App.Flags {
for _, name := range strings.Split(flag.GetName(), ",") {
if name == BashCompletionFlag.Name {
continue
}
switch name = strings.TrimSpace(name); len(name) {
case 0:
case 1:
fmt.Fprintln(ctx.App.Writer, "-"+name)
default:
fmt.Fprintln(ctx.App.Writer, "--"+name)
}
}
}
}
app.Action = func(ctx *Context) error {
return fmt.Errorf("should not get here")
}
err := app.Run([]string{"", "--test-completion", "--" + BashCompletionFlag.Name})
if err != nil {
t.Errorf("app should not return an error: %s", err)
}
}