check for pointers before call NumFields

neftales · Jun 1, 2024 · 3a17d04 · 3a17d04
1 parent 8d5b23a
commit 3a17d04
Showing 1 changed file with 7 additions and 4 deletions.
diff --git a/reflection/reflection.go b/reflection/reflection.go
@@ -5,14 +5,17 @@ import "reflect"
 func walk(x interface{}, fn func(input string)) {
 	val := reflect.ValueOf(x)
 
+	if val.Kind() == reflect.Pointer {
+		val = val.Elem()
+	}
+
 	for i := 0; i < val.NumField(); i++ {
 		field := val.Field(i)
 
-		if field.Kind() == reflect.String {
+		switch field.Kind() {
+		case reflect.String:
 			fn(field.String())
-		}
-
-		if field.Kind() == reflect.Struct {
+		case reflect.Struct:
 			walk(field.Interface(), fn)
 		}
 	}