package main

import (
	"fmt"
	"os"
	"strings"

	"github.com/c-bata/go-prompt"
	"github.com/c-bata/go-prompt/completer"
)

func executor(in string) {
	fmt.Println("Your input: " + in)
}

func main() {
	c := completer.FilePathCompleter{
		IgnoreCase: true,
		Filter: func(fi os.FileInfo) bool {
			return fi.IsDir() || strings.HasSuffix(fi.Name(), ".go")
		},
	}
	p := prompt.New(
		executor,
		c.Complete,
		prompt.OptionPrefix(">>> "),
		prompt.OptionCompletionWordSeparator(completer.FilePathCompletionSeparator),
	)
	p.Run()
}