go-prompt/input.go

41 lines
928 B
Go
Raw Normal View History

2017-08-09 16:03:43 +00:00
package prompt
func dummyExecutor(in string) { return }
func Input(prefix string, completer Completer, opts ...option) string {
pt := New(dummyExecutor, completer)
pt.renderer.prefixTextColor = DefaultColor
pt.renderer.prefix = prefix
for _, opt := range opts {
if err := opt(pt); err != nil {
panic(err)
}
}
return pt.Input()
}
func Choose(prefix string, choices []string, opts ...option) string {
completer := newChoiceCompleter(choices, FilterHasPrefix)
pt := New(dummyExecutor, completer)
pt.renderer.prefixTextColor = DefaultColor
pt.renderer.prefix = prefix
for _, opt := range opts {
if err := opt(pt); err != nil {
panic(err)
}
}
return pt.Input()
}
func newChoiceCompleter(choices []string, filter Filter) Completer {
s := make([]Suggest, len(choices))
for i := range choices {
s[i] = Suggest{Text: choices[i]}
}
return func(x string) []Suggest {
return filter(s, x, true)
}
}