1 // Copyright 2021 Google LLC All Rights Reserved. 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 validate 16 17 // Option is a functional option for validate. 18 type Option func(*options) 19 20 type options struct { 21 fast bool 22 } 23 24 func makeOptions(opts ...Option) options { 25 opt := options{ 26 fast: false, 27 } 28 for _, o := range opts { 29 o(&opt) 30 } 31 return opt 32 } 33 34 // Fast causes validate to skip reading and digesting layer bytes. 35 func Fast(o *options) { 36 o.fast = true 37 } 38