Make gogit Repository.GetBranchNames consistent (#28348)

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Adam Majer 2023-12-07 17:08:17 +00:00 committed by GitHub
parent dd30d9d5c0
commit d9c19899cd
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@ -8,6 +8,7 @@ package git
import (
"context"
"sort"
"strings"
"github.com/go-git/go-git/v5/plumbing"
@ -52,32 +53,46 @@ func (repo *Repository) IsBranchExist(name string) bool {
// GetBranches returns branches from the repository, skipping "skip" initial branches and
// returning at most "limit" branches, or all branches if "limit" is 0.
// Branches are returned with sort of `-commiterdate` as the nogogit
// implementation. This requires full fetch, sort and then the
// skip/limit applies later as gogit returns in undefined order.
func (repo *Repository) GetBranchNames(skip, limit int) ([]string, int, error) {
var branchNames []string
type BranchData struct {
name string
committerDate int64
}
var branchData []BranchData
branches, err := repo.gogitRepo.Branches()
branchIter, err := repo.gogitRepo.Branches()
if err != nil {
return nil, 0, err
}
i := 0
count := 0
_ = branches.ForEach(func(branch *plumbing.Reference) error {
count++
if i < skip {
i++
return nil
} else if limit != 0 && count > skip+limit {
_ = branchIter.ForEach(func(branch *plumbing.Reference) error {
obj, err := repo.gogitRepo.CommitObject(branch.Hash())
if err != nil {
// skip branch if can't find commit
return nil
}
branchNames = append(branchNames, strings.TrimPrefix(branch.Name().String(), BranchPrefix))
branchData = append(branchData, BranchData{strings.TrimPrefix(branch.Name().String(), BranchPrefix), obj.Committer.When.Unix()})
return nil
})
// TODO: Sort?
sort.Slice(branchData, func(i, j int) bool {
return !(branchData[i].committerDate < branchData[j].committerDate)
})
return branchNames, count, nil
var branchNames []string
maxPos := len(branchData)
if limit > 0 {
maxPos = min(skip+limit, maxPos)
}
for i := skip; i < maxPos; i++ {
branchNames = append(branchNames, branchData[i].name)
}
return branchNames, len(branchData), nil
}
// WalkReferences walks all the references from the repository