Cli: use Chanhowdoi

Author: chinanf-boy

main.go

@@ -4,6 +4,7 @@ import (
 	"fmt"
 	"log"
 	"os"
+	"strconv"
 
 	howdoi "github.com/chinanf-boy/howdoi/pkg"
 	"github.com/logrusorgru/aurora"
@@ -32,15 +33,32 @@ func main() {
 		log.Fatalln(err)
 	}
 
+	cliChan := make(chan string)
+	done := make(chan int)
 	// pass howdoi.Cli
-	result, err := howdoi.Howdoi(res)
+	go func() {
+		n := 0
+		for i := 0; i < 1; i++ {
+			s := <-cliChan
+			n, _ = strconv.Atoi(s)
+			// fmt.Printf("form ChanHowdoi %s\n", s)
+		}
+
+		for i := 0; i < n; i++ {
+			fmt.Println()
+			fmt.Println(<-cliChan)
+
+		}
+		close(cliChan)
+		done <- 0
+
+	}()
+
+	err = howdoi.ChanHowdoi(res, cliChan)
 
 	if err != nil {
 		log.Fatalln(err)
 	}
-
-	for _, v := range result {
-		fmt.Println()
-		fmt.Println(v)
-	}
+	<-done
+	close(done)
 }