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package repository
import (
"fmt"
"os"
reffiles "codeberg.org/lindenii/furgit/ref/store/files"
)
// Open opens a repository and wires object/ref stores from its on-disk format.
//
// Open borrows root during construction and does not close it.
func Open(root *os.Root) (repo *Repository, err error) {
repo = &Repository{}
defer func() {
if err != nil {
_ = repo.Close()
}
}()
cfg, err := parseRepositoryConfig(root)
if err != nil {
return nil, err
}
repo.config = cfg
algo, err := detectObjectAlgorithm(cfg)
if err != nil {
return nil, err
}
repo.algo = algo
objects, objectsRoot, objectsPackRoot, objectsLoose, objectsPacked, err := openObjectStore(root, algo)
if err != nil {
return nil, err
}
repo.objects = objects
repo.objectsRoot = objectsRoot
repo.objectsPackRoot = objectsPackRoot
repo.objectsLoose = objectsLoose
repo.objectsPacked = objectsPacked
refRoot, err := root.OpenRoot(".")
if err != nil {
return nil, fmt.Errorf("repository: open root for refs: %w", err)
}
refs, err := reffiles.New(refRoot, algo, detectPackedRefsTimeout(cfg))
if err != nil {
_ = refRoot.Close()
return nil, err
}
repo.refs = refs
repo.refRoot = refRoot
return repo, nil
}
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