fix: Nil pointer derefer

dwisiswant0 · Feb 16, 2022 · d4f35d0 · d4f35d0
1 parent 6933a71
commit d4f35d0
Showing 1 changed file with 6 additions and 2 deletions.
diff --git a/main.go b/main.go
@@ -55,9 +55,13 @@ func main() {
 		sc = bufio.NewScanner(os.Stdin)
 	} else if fn != "" {
 		r, err := os.Open(fn)
-		if err == nil {
-			sc = bufio.NewScanner(r)
+		if err != nil {
+			panic(err)
 		}
+
+		sc = bufio.NewScanner(r)
+	} else {
+		return
 	}
 
 	for sc.Scan() {