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locale.go
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/
locale.go
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package flag
import (
"fmt"
"sort"
"strings"
"code.cloudfoundry.org/cli/cf/i18n"
flags "github.com/jessevdk/go-flags"
)
type Locale struct {
Locale string
}
func (l Locale) Complete(prefix string) []flags.Completion {
return completions(l.listLocales(), l.sanitize(prefix), false)
}
func (l *Locale) UnmarshalFlag(val string) error {
sanitized := strings.ToLower(l.sanitize(val))
for _, locale := range l.listLocales() {
if sanitized == strings.ToLower(locale) {
l.Locale = locale
return nil
}
}
return &flags.Error{
Type: flags.ErrRequired,
Message: fmt.Sprintf("LOCALE must be %s", strings.Join(l.listLocales(), ", ")),
}
}
func (Locale) sanitize(val string) string {
return strings.Replace(val, "_", "-", -1)
}
func (Locale) listLocales() []string {
locals := append(i18n.SupportedLocales(), "CLEAR")
sort.Strings(locals)
return locals
}