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package ingest
import (
"errors"
"fmt"
)
// InvalidPackHeaderError reports an invalid or unsupported pack header.
type InvalidPackHeaderError struct {
Reason string
}
// Error implements error.
func (err *InvalidPackHeaderError) Error() string {
return "format/pack/ingest: invalid pack header: " + err.Reason
}
// PackTrailerMismatchError reports a mismatch between computed and trailer pack hash.
type PackTrailerMismatchError struct{}
// Error implements error.
func (err *PackTrailerMismatchError) Error() string {
return "format/pack/ingest: pack trailer hash mismatch"
}
// ThinPackUnresolvedError reports unresolved REF deltas when fixThin is disabled
// or when required bases cannot be found in base.
type ThinPackUnresolvedError struct {
Count int
}
// Error implements error.
func (err *ThinPackUnresolvedError) Error() string {
return fmt.Sprintf("format/pack/ingest: unresolved thin deltas: %d", err.Count)
}
// MalformedPackEntryError reports malformed entry encoding at one pack offset.
type MalformedPackEntryError struct {
Offset uint64
Reason string
}
// Error implements error.
func (err *MalformedPackEntryError) Error() string {
return fmt.Sprintf("format/pack/ingest: malformed pack entry at offset %d: %s", err.Offset, err.Reason)
}
// DeltaCycleError reports a detected cycle in delta dependency resolution.
type DeltaCycleError struct {
Offset uint64
}
// Error implements error.
func (err *DeltaCycleError) Error() string {
return fmt.Sprintf("format/pack/ingest: delta cycle detected at offset %d", err.Offset)
}
// DestinationWriteError reports destination I/O failures.
type DestinationWriteError struct {
Op string
}
// Error implements error.
func (err *DestinationWriteError) Error() string {
return "format/pack/ingest: destination write failure: " + err.Op
}
var errExternalThinBase = errors.New("format/pack/ingest: external thin base required")
var (
// ErrAlreadyFinalized indicates Continue/Discard already called.
ErrAlreadyFinalized = errors.New("format/pack/ingest: operation already finalized")
// ErrZeroObjectContinue indicates Continue was called for a zero-object pack.
ErrZeroObjectContinue = errors.New("format/pack/ingest: cannot continue zero-object pack")
// ErrNonZeroDiscard indicates Discard was called for a non-zero-object pack.
ErrNonZeroDiscard = errors.New("format/pack/ingest: cannot discard non-zero pack")
)
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