objectstore/packed/read_header.go


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package packed

import (
	"codeberg.org/lindenii/furgit/objectid"
	"codeberg.org/lindenii/furgit/objecttype"
)

// ReadHeader reads an object's type and declared content size.
func (store *Store) ReadHeader(id objectid.ObjectID) (objecttype.Type, int64, error) {
	loc, err := store.lookup(id)
	if err != nil {
		return objecttype.TypeInvalid, 0, err
	}

	return store.resolveHeaderAt(loc)
}