prevent panic when empty flag

Docker-DCO-1.1-Signed-off-by: Victor Vieux <vieux@docker.com> (github: vieux)
2026-08-21 13:18:00 +00:00 · 2014-06-17 20:45:57 +00:00
parent 52edbe6a23
commit 661a1e9026
1 changed files with 3 additions and 0 deletions
@@ -778,6 +778,9 @@ func (f *FlagSet) usage() {
 }

 func trimQuotes(str string) string {
+	if len(str) == 0 {
+		return str
+	}
 	type quote struct {
 		start, end byte
 	}