初次提交

readline/example/readline-im/README.md

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+# readline-im
+
+![readline-im](https://dl.dropboxusercontent.com/s/52hc7bo92g3pgi5/03F93B8D-9B4B-4D35-BBAA-22FBDAC7F299-26173-000164AA33980001.gif?dl=0)

readline/example/readline-im/readline-im.go

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+package main
+
+import (
+	"fmt"
+	"math/rand"
+	"time"
+
+	"github.com/chzyer/readline"
+)
+import "log"
+
+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
+}