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package main
import (
"fmt"
"math/rand"
"time"
"log"
"github.com/wader/readline"
)
func main() {
rl, err := readline.NewEx(&readline.Config{
UniqueEditLine: true,
})
if err != nil {
panic(err)
}
defer rl.Close()
rl.SetPrompt("username: ")
username, err := rl.Readline()
if err != nil {
return
}
rl.ResetHistory()
log.SetOutput(rl.Stderr())
fmt.Fprintln(rl, "Hi,", username+"! My name is Dave.")
rl.SetPrompt(username + "> ")
done := make(chan struct{})
go func() {
rand.Seed(time.Now().Unix())
loop:
for {
select {
case <-time.After(time.Duration(rand.Intn(20)) * 100 * time.Millisecond):
case <-done:
break loop
}
log.Println("Dave:", "hello")
}
log.Println("Dave:", "bye")
done <- struct{}{}
}()
for {
ln := rl.Line()
if ln.CanContinue() {
continue
} else if ln.CanBreak() {
break
}
log.Println(username+":", ln.Line)
}
rl.Clean()
done <- struct{}{}
<-done
}
|
