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package reachability
import (
"errors"
"fmt"
"codeberg.org/lindenii/furgit/objectid"
"codeberg.org/lindenii/furgit/objectstore"
"codeberg.org/lindenii/furgit/objecttype"
)
func validateDomain(domain Domain) error {
switch domain {
case DomainCommits, DomainObjects:
return nil
default:
return fmt.Errorf("reachability: invalid domain %d", domain)
}
}
func containsOID(set map[objectid.ObjectID]struct{}, id objectid.ObjectID) bool {
if len(set) == 0 {
return false
}
_, ok := set[id]
return ok
}
// The following helpers exist because we don't have unified error handling across the entire project.
// This will be fixed later.
func (walk *Walk) readHeaderType(id objectid.ObjectID) (objecttype.Type, error) {
return walk.reachability.readHeaderType(id)
}
func (r *Reachability) readHeaderType(id objectid.ObjectID) (objecttype.Type, error) {
ty, _, err := r.store.ReadHeader(id)
if err != nil {
if errors.Is(err, objectstore.ErrObjectNotFound) {
return objecttype.TypeInvalid, &ErrObjectMissing{OID: id}
}
return objecttype.TypeInvalid, err
}
return ty, nil
}
func (walk *Walk) readBytesContent(id objectid.ObjectID) ([]byte, error) {
content, err := walk.reachability.readBytesContent(id)
if err != nil {
return nil, err
}
return content, nil
}
func (r *Reachability) readBytesContent(id objectid.ObjectID) ([]byte, error) {
_, content, err := r.store.ReadBytesContent(id)
if err != nil {
if errors.Is(err, objectstore.ErrObjectNotFound) {
return nil, &ErrObjectMissing{OID: id}
}
return nil, err
}
return content, nil
}
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