github.com/google/osv-scalibr@v0.4.1/testing/extracttest/errors.go (about) 1 // Copyright 2025 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 extracttest 16 17 import ( 18 "fmt" 19 "strings" 20 ) 21 22 // ContainsErrStr is an error that matches other errors that contains 23 // `str` in their error string. 24 // 25 //nolint:errname 26 type ContainsErrStr struct { 27 Str string 28 } 29 30 // Error returns the error string 31 func (e ContainsErrStr) Error() string { return fmt.Sprintf("error contains: '%s'", e.Str) } 32 33 // Is checks whether the input error contains the string in ContainsErrStr 34 func (e ContainsErrStr) Is(err error) bool { 35 return strings.Contains(err.Error(), e.Str) 36 }