Fix(domain-trie): crash when insert

2019-09-14 21:42:40 +08:00
parent 09917a2a95
commit 3dd9ea52d8
2 changed files with 5 additions and 1 deletions
--- a/component/domain-trie/tire.go
+++ b/component/domain-trie/tire.go
@ -22,7 +22,7 @@ type Trie struct {
 }

 func isValidDomain(domain string) bool {
-	return domain[0] != '.' && domain[len(domain)-1] != '.'
+	return domain != "" && domain[0] != '.' && domain[len(domain)-1] != '.'
 }

 // Insert adds a node to the trie.