43 lines
703 B
Go
43 lines
703 B
Go
package activitypub
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import (
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"fmt"
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as "github.com/go-ap/activitystreams"
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)
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type causer interface {
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// Cause returns the parent error
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Cause() error
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}
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// Error is an local error type
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// It should contain the ActivityPub object that generated the error
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type Error struct {
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on as.Item
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msg string
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parent error
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}
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// Error implements the errors interface
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func (e Error) Error() string {
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return fmt.Sprintf("%s %s", e.msg, *e.on.GetID())
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}
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// Cause returns the parent error
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func (e Error) Cause() error {
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return e.parent
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}
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func (e Error) Is(err error) bool {
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for {
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if err == e {
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return true
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}
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if e, ok := err.(causer); ok {
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err = e.Cause()
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} else {
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return false
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}
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}
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}
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