63 lines
1.1 KiB
Go
63 lines
1.1 KiB
Go
package prompt
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import "syscall"
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type option func(prompt *Prompt) error
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func ParserOption(x ConsoleParser) option {
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return func(p *Prompt) error {
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p.in = x
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return nil
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}
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}
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func WriterOption(x ConsoleWriter) option {
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return func(p *Prompt) error {
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p.renderer.out = x
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return nil
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}
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}
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func TitleOption(x string) option {
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return func(p *Prompt) error {
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p.title = x
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return nil
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}
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}
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func PrefixOption(x string) option {
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return func(p *Prompt) error {
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p.renderer.Prefix = x
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return nil
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}
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}
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func MaxCompletionsOption(x uint16) option {
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return func(p *Prompt) error {
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p.renderer.maxCompletions = x
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return nil
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}
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}
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func NewPrompt(executor Executor, completer Completer, opts ...option) *Prompt {
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pt := &Prompt{
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in: &VT100Parser{fd: syscall.Stdin},
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renderer: &Render{
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Prefix: "> ",
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out: &VT100Writer{fd: syscall.Stdout},
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},
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title: "",
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buf: NewBuffer(),
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executor: executor,
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completer: completer,
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chosen: -1,
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}
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for _, opt := range opts {
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if err := opt(pt); err != nil {
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panic(err)
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}
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}
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return pt
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}
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