Put cmd.Start() and cmd.Wait() in a loop so keybase restarts if it dies

chatIn.go

@@ -155,17 +155,19 @@ func getNewMessages(k Keybase, c chan<- ChatIn, execOptions []string) {
 	}
 	keybaseListen := exec.Command(k.Path, execCommand...)
 	keybaseOutput, _ := keybaseListen.StdoutPipe()
-	keybaseListen.Start()
-	scanner := bufio.NewScanner(keybaseOutput)
 
-	go func(scanner *bufio.Scanner, c chan<- ChatIn) {
+	for {
-		var jsonData ChatIn
+		keybaseListen.Start()
-		for scanner.Scan() {
+		scanner := bufio.NewScanner(keybaseOutput)
-			json.Unmarshal([]byte(scanner.Text()), &jsonData)
+		go func(scanner *bufio.Scanner, c chan<- ChatIn) {
-			c <- jsonData
+			var jsonData ChatIn
-		}
+			for scanner.Scan() {
-	}(scanner, c)
+				json.Unmarshal([]byte(scanner.Text()), &jsonData)
-	keybaseListen.Wait()
+				c <- jsonData
+			}
+		}(scanner, c)
+		keybaseListen.Wait()
+	}
 }
 
 // Run() runs keybase chat api-listen, and passes incoming messages to the message handler func