59 lines
1.2 KiB
Go
59 lines
1.2 KiB
Go
package openapi3
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import (
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"bytes"
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"errors"
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)
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// MultiError is a collection of errors, intended for when
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// multiple issues need to be reported upstream
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type MultiError []error
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func (me MultiError) Error() string {
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return spliceErr(" | ", me)
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}
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func spliceErr(sep string, errs []error) string {
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buff := &bytes.Buffer{}
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for i, e := range errs {
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buff.WriteString(e.Error())
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if i != len(errs)-1 {
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buff.WriteString(sep)
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}
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}
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return buff.String()
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}
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// Is allows you to determine if a generic error is in fact a MultiError using `errors.Is()`
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// It will also return true if any of the contained errors match target
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func (me MultiError) Is(target error) bool {
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if _, ok := target.(MultiError); ok {
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return true
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}
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for _, e := range me {
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if errors.Is(e, target) {
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return true
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}
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}
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return false
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}
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// As allows you to use `errors.As()` to set target to the first error within the multi error that matches the target type
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func (me MultiError) As(target interface{}) bool {
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for _, e := range me {
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if errors.As(e, target) {
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return true
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}
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}
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return false
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}
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type multiErrorForOneOf MultiError
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func (meo multiErrorForOneOf) Error() string {
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return spliceErr(" Or ", meo)
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}
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func (meo multiErrorForOneOf) Unwrap() error {
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return MultiError(meo)
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}
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