From 6c662f3888f56c22a23ca2e2a6a96a757e4832da Mon Sep 17 00:00:00 2001
From: Gadzhi Kharkharov <me@kkga.me>
Date: Fri, 17 Sep 2021 00:05:51 +0300
Subject: [PATCH] fix panic when no sessions are running #3

---
 kak/kak.go | 18 ++++++++++++------
 1 file changed, 12 insertions(+), 6 deletions(-)

diff --git a/kak/kak.go b/kak/kak.go
index 270ff4b..ec42743 100644
--- a/kak/kak.go
+++ b/kak/kak.go
@@ -1,9 +1,10 @@
 package kak
 
 import (
+	"bufio"
+	"bytes"
 	"errors"
 	"os/exec"
-	"strings"
 )
 
 type Context struct {
@@ -12,9 +13,11 @@ type Context struct {
 	Buffer  Buffer
 }
 
-type Session struct{ Name string }
-type Client struct{ Name string }
-type Buffer struct{ Name string }
+type (
+	Client  struct{ Name string }
+	Session struct{ Name string }
+	Buffer  struct{ Name string }
+)
 
 func (s *Session) Exists() (exists bool, err error) {
 	sessions, err := Sessions()
@@ -45,8 +48,11 @@ func (s *Session) Clients() (clients []Client, err error) {
 
 func Sessions() (sessions []Session, err error) {
 	o, err := exec.Command("kak", "-l").Output()
-	for _, s := range strings.Split(strings.TrimSpace(string(o)), "\n") {
-		sessions = append(sessions, Session{s})
+	scanner := bufio.NewScanner(bytes.NewBuffer(o))
+	for scanner.Scan() {
+		if s := scanner.Text(); s != "" {
+			sessions = append(sessions, Session{s})
+		}
 	}
 	return
 }