diff options
Diffstat (limited to 'vendor/go.uber.org/multierr/error_pre_go120.go')
| -rw-r--r-- | vendor/go.uber.org/multierr/error_pre_go120.go | 79 |
1 files changed, 0 insertions, 79 deletions
diff --git a/vendor/go.uber.org/multierr/error_pre_go120.go b/vendor/go.uber.org/multierr/error_pre_go120.go deleted file mode 100644 index 93872a3..0000000 --- a/vendor/go.uber.org/multierr/error_pre_go120.go +++ /dev/null @@ -1,79 +0,0 @@ -// Copyright (c) 2017-2023 Uber Technologies, Inc. -// -// Permission is hereby granted, free of charge, to any person obtaining a copy -// of this software and associated documentation files (the "Software"), to deal -// in the Software without restriction, including without limitation the rights -// to use, copy, modify, merge, publish, distribute, sublicense, and/or sell -// copies of the Software, and to permit persons to whom the Software is -// furnished to do so, subject to the following conditions: -// -// The above copyright notice and this permission notice shall be included in -// all copies or substantial portions of the Software. -// -// THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR -// IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY, -// FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE -// AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER -// LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, -// OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN -// THE SOFTWARE. - -//go:build !go1.20 -// +build !go1.20 - -package multierr - -import "errors" - -// Versions of Go before 1.20 did not support the Unwrap() []error method. -// This provides a similar behavior by implementing the Is(..) and As(..) -// methods. -// See the errors.Join proposal for details: -// https://github.com/golang/go/issues/53435 - -// As attempts to find the first error in the error list that matches the type -// of the value that target points to. -// -// This function allows errors.As to traverse the values stored on the -// multierr error. -func (merr *multiError) As(target interface{}) bool { - for _, err := range merr.Errors() { - if errors.As(err, target) { - return true - } - } - return false -} - -// Is attempts to match the provided error against errors in the error list. -// -// This function allows errors.Is to traverse the values stored on the -// multierr error. -func (merr *multiError) Is(target error) bool { - for _, err := range merr.Errors() { - if errors.Is(err, target) { - return true - } - } - return false -} - -func extractErrors(err error) []error { - if err == nil { - return nil - } - - // Note that we're casting to multiError, not errorGroup. Our contract is - // that returned errors MAY implement errorGroup. Errors, however, only - // has special behavior for multierr-specific error objects. - // - // This behavior can be expanded in the future but I think it's prudent to - // start with as little as possible in terms of contract and possibility - // of misuse. - eg, ok := err.(*multiError) - if !ok { - return []error{err} - } - - return append(([]error)(nil), eg.Errors()...) -} |