lotus/blockstore/splitstore/visitor.go

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2021-07-30 06:38:09 +00:00
package splitstore
import (
cid "github.com/ipfs/go-cid"
)
// ObjectVisitor is an interface for deduplicating objects during walks
type ObjectVisitor interface {
Visit(cid.Cid) (bool, error)
}
type noopVisitor struct{}
var _ ObjectVisitor = (*noopVisitor)(nil)
func (v *noopVisitor) Visit(_ cid.Cid) (bool, error) {
return true, nil
}
type cidSetVisitor struct {
set *cid.Set
}
var _ ObjectVisitor = (*cidSetVisitor)(nil)
func (v *cidSetVisitor) Visit(c cid.Cid) (bool, error) {
return v.set.Visit(c), nil
}