urfave-cli/flag_ext.go
dearchap ae8d932413
Feature:(issue_269) Allow external package flag definitions (#1540)
* Feature:(issue_269) Add compatibility with external package flag definitions

* Add tests

* Add defer to remove global flag

* Use ptr to receiver for extFlag

* Add const for flag prefix to ignore
2022-10-28 09:17:13 -04:00

49 lines
711 B
Go

package cli
import "flag"
type extFlag struct {
f *flag.Flag
}
func (e *extFlag) Apply(fs *flag.FlagSet) error {
fs.Var(e.f.Value, e.f.Name, e.f.Usage)
return nil
}
func (e *extFlag) Names() []string {
return []string{e.f.Name}
}
func (e *extFlag) IsSet() bool {
return false
}
func (e *extFlag) String() string {
return FlagStringer(e)
}
func (e *extFlag) IsVisible() bool {
return true
}
func (e *extFlag) TakesValue() bool {
return false
}
func (e *extFlag) GetUsage() string {
return e.f.Usage
}
func (e *extFlag) GetValue() string {
return e.f.Value.String()
}
func (e *extFlag) GetDefaultText() string {
return e.f.DefValue
}
func (e *extFlag) GetEnvVars() []string {
return nil
}