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39 lines
1.0 KiB
Go
39 lines
1.0 KiB
Go
// Copyright 2019 The Gitea Authors.
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// All rights reserved.
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// SPDX-License-Identifier: MIT
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//go:build gogit
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package git
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import (
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"os"
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"path/filepath"
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"gitea.dev/modules/git/gitrepo"
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"gitea.dev/modules/log"
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commitgraph "github.com/go-git/go-git/v5/plumbing/format/commitgraph/v2"
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cgobject "github.com/go-git/go-git/v5/plumbing/object/commitgraph"
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)
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// CommitNodeIndex returns the index for walking commit graph
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func (repo *Repository) CommitNodeIndex() (_ cgobject.CommitNodeIndex, closer func()) {
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indexPath := filepath.Join(gitrepo.RepoLocalPath(repo), "objects", "info", "commit-graph")
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file, err := os.Open(indexPath)
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if err == nil {
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var index commitgraph.Index
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index, err = commitgraph.OpenFileIndex(file)
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if err == nil {
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return cgobject.NewGraphCommitNodeIndex(index, repo.gogitRepo.Storer), func() { _ = file.Close() }
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}
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_ = file.Close()
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}
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if !os.IsNotExist(err) {
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log.Warn("Unable to read commit-graph for %s: %v", repo.LogString(), err)
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}
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return cgobject.NewObjectCommitNodeIndex(repo.gogitRepo.Storer), func() {}
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}
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