1 // Copyright 2022 Google LLC 2 // 3 // Licensed under the Apache License, Version 2.0 (the "License"); 4 // you may not use this file except in compliance with the License. 5 // You may obtain a copy of the License at 6 // 7 // http://www.apache.org/licenses/LICENSE-2.0 8 // 9 // Unless required by applicable law or agreed to in writing, software 10 // distributed under the License is distributed on an "AS IS" BASIS, 11 // WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. 12 // See the License for the specific language governing permissions and 13 // limitations under the License. 14 15 package valutil 16 17 import "reflect" 18 19 func IsDefaultValue(v interface{}) bool { 20 value := reflect.ValueOf(v) 21 if value.Kind() == reflect.Ptr { 22 value = value.Elem() 23 } 24 return value.Interface() == reflect.Zero(value.Type()).Interface() 25 } 26