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required.go
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/
required.go
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// SPDX-FileCopyrightText: 2022 SAP SE or an SAP affiliate company and Open Component Model contributors.
//
// SPDX-License-Identifier: Apache-2.0
package errors
type RequiredError struct {
errinfo
}
var formatRequired = NewDefaultFormatter("", "required", "for")
func ErrRequired(spec ...string) error {
return &RequiredError{newErrInfo(formatRequired, spec...)}
}
func ErrRequiredWrap(err error, spec ...string) error {
return &RequiredError{wrapErrInfo(err, formatRequired, spec...)}
}
func IsErrNRequired(err error) bool {
return IsA(err, &RequiredError{})
}
func IsErrRequiredKind(err error, kind string) bool {
var uerr *RequiredError
if err == nil || !As(err, &uerr) {
return false
}
return uerr.kind == kind
}
func IsErrRequiredElem(err error, kind, elem string) bool {
var uerr *RequiredError
if err == nil || !As(err, &uerr) {
return false
}
return uerr.kind == kind && uerr.elem != nil && *uerr.elem == elem
}