From d47a3e272e42c15d9f92e88c01d6a59e5b59d630 Mon Sep 17 00:00:00 2001
From: zu1k <i@lgf.im>
Date: Mon, 7 Sep 2020 12:12:59 +0800
Subject: [PATCH] fix nil pointer in derive

---
 internal/app/task.go | 2 +-
 pkg/proxy/proxies.go | 3 +++
 2 files changed, 4 insertions(+), 1 deletion(-)

diff --git a/internal/app/task.go b/internal/app/task.go
index 62d16e4..14cffb3 100644
--- a/internal/app/task.go
+++ b/internal/app/task.go
@@ -32,7 +32,7 @@ func CrawlGo() {
 		}
 	}
 	// 节点衍生并去重
-	proxies = proxies.Derive()
+	proxies = proxies.Deduplication().Derive()
 	log.Println("CrawlGo node count:", len(proxies))
 	proxies = provider.Clash{
 		provider.Base{
diff --git a/pkg/proxy/proxies.go b/pkg/proxy/proxies.go
index 73e4420..f8014b7 100644
--- a/pkg/proxy/proxies.go
+++ b/pkg/proxy/proxies.go
@@ -124,6 +124,9 @@ func (ps ProxyList) Clone() ProxyList {
 func (ps ProxyList) Derive() ProxyList {
 	proxies := ps
 	for _, p := range ps {
+		if p == nil {
+			continue
+		}
 		if p.TypeName() == "ss" {
 			ssr, err := Convert2SSR(p)
 			if err == nil {