avoid crash with dir preview when hidden changes

cc #615
2021-04-28 18:50:24 +03:00 · 2021-04-28 18:50:24 +03:00 · 1bd78220e2
commit 1bd78220e2
parent 202a998731
1 changed files with 4 additions and 0 deletions
--- a/nav.go
+++ b/nav.go
@ -243,6 +243,10 @@ func (dir *dir) name() string {
 	if len(dir.files) == 0 {
 		return ""
 	}
+
+	dir.ind = max(dir.ind, 0)
+	dir.ind = min(dir.ind, len(dir.files)-1)
+
 	return dir.files[dir.ind].Name()
 }