From 80d1d8a114371cf64ee6dad587abd6d8c7008946 Mon Sep 17 00:00:00 2001
From: Alex Sharov <AskAlexSharov@gmail.com>
Date: Wed, 18 May 2022 10:28:14 +0700
Subject: [PATCH] Trackers: split file lines cross-platform way #4191

---
 cmd/downloader/trackers/embed.go | 28 +++++++++++++++++++++++-----
 1 file changed, 23 insertions(+), 5 deletions(-)

diff --git a/cmd/downloader/trackers/embed.go b/cmd/downloader/trackers/embed.go
index 42828242c..694f2eee4 100644
--- a/cmd/downloader/trackers/embed.go
+++ b/cmd/downloader/trackers/embed.go
@@ -1,29 +1,47 @@
 package trackers
 
 import (
+	"bufio"
 	_ "embed"
 	"strings"
 )
 
 //go:embed trackerslist/trackers_best.txt
 var best string
-var Best = strings.Split(best, "\n\n")
+var Best = split(best)
 
 //go:embed trackerslist/trackers_all_https.txt
 var https string
-var Https = strings.Split(https, "\n\n")
+var Https = split(https)
 
 //go:embed trackerslist/trackers_all_http.txt
 var http string
-var Http = strings.Split(http, "\n\n")
+var Http = split(http)
 
 //go:embed trackerslist/trackers_all_udp.txt
 var udp string
-var Udp = strings.Split(udp, "\n\n")
+var Udp = split(udp)
 
 //go:embed trackerslist/trackers_all_ws.txt
 var ws string
-var Ws = strings.Split(ws, "\n\n")
+var Ws = split(ws)
+
+func split(txt string) (lines []string) {
+	sc := bufio.NewScanner(strings.NewReader(txt))
+	for sc.Scan() {
+		l := sc.Text()
+		l = strings.TrimSpace(l)
+		if len(l) == 0 {
+			continue
+		}
+		lines = append(lines, sc.Text())
+	}
+
+	if err := sc.Err(); err != nil {
+		panic(err)
+	}
+	return lines
+}
 
 func First(n int, in []string) (res []string) {
 	if n <= len(in) {