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Git 2.28 no longer permits diff with ... on unrelated branches (#12364)

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* Git 2.28 no longer permits diff with ... on unrelated branches

Signed-off-by: Andrew Thornton <art27@cantab.net>

* need to check stderr
This commit is contained in:
zeripath 2020-07-29 18:53:04 +01:00 • committed by GitHub
parent f2a6cd6401
commit 2f6aadffa8
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GPG key ID: 4AEE18F83AFDEB23
5 changed files with 68 additions and 12 deletions
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26
modules/git/repo_commit.go
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@ -319,7 +319,7 @@ func (repo *Repository) FileChangedBetweenCommits(filename, id1, id2 string) (bo
// FileCommitsCount return the number of files at a revison
func (repo *Repository) FileCommitsCount(revision, file string) (int64, error) {
return commitsCount(repo.Path, revision, file)
return commitsCount(repo.Path, []string{revision}, []string{file})
}
// CommitsByFileAndRange return the commits according revison file and the page
@ -345,6 +345,11 @@ func (repo *Repository) CommitsByFileAndRangeNoFollow(revision, file string, pag
// FilesCountBetween return the number of files changed between two commits
func (repo *Repository) FilesCountBetween(startCommitID, endCommitID string) (int, error) {
stdout, err := NewCommand("diff", "--name-only", startCommitID+"..."+endCommitID).RunInDir(repo.Path)
if err != nil && strings.Contains(err.Error(), "no merge base") {
// git >= 2.28 now returns an error if startCommitID and endCommitID have become unrelated.
// previously it would return the results of git diff --name-only startCommitID endCommitID so let's try that...
stdout, err = NewCommand("diff", "--name-only", startCommitID, endCommitID).RunInDir(repo.Path)
}
if err != nil {
return 0, err
}
@ -359,6 +364,11 @@ func (repo *Repository) CommitsBetween(last *Commit, before *Commit) (*list.List
stdout, err = NewCommand("rev-list", last.ID.String()).RunInDirBytes(repo.Path)
} else {
stdout, err = NewCommand("rev-list", before.ID.String()+"..."+last.ID.String()).RunInDirBytes(repo.Path)
if err != nil && strings.Contains(err.Error(), "no merge base") {
// future versions of git >= 2.28 are likely to return an error if before and last have become unrelated.
// previously it would return the results of git rev-list before last so let's try that...
stdout, err = NewCommand("rev-list", before.ID.String(), last.ID.String()).RunInDirBytes(repo.Path)
}
}
if err != nil {
return nil, err
@ -374,6 +384,11 @@ func (repo *Repository) CommitsBetweenLimit(last *Commit, before *Commit, limit,
stdout, err = NewCommand("rev-list", "--max-count", strconv.Itoa(limit), "--skip", strconv.Itoa(skip), last.ID.String()).RunInDirBytes(repo.Path)
} else {
stdout, err = NewCommand("rev-list", "--max-count", strconv.Itoa(limit), "--skip", strconv.Itoa(skip), before.ID.String()+"..."+last.ID.String()).RunInDirBytes(repo.Path)
if err != nil && strings.Contains(err.Error(), "no merge base") {
// future versions of git >= 2.28 are likely to return an error if before and last have become unrelated.
// previously it would return the results of git rev-list --max-count n before last so let's try that...
stdout, err = NewCommand("rev-list", "--max-count", strconv.Itoa(limit), "--skip", strconv.Itoa(skip), before.ID.String(), last.ID.String()).RunInDirBytes(repo.Path)
}
}
if err != nil {
return nil, err
@ -399,7 +414,14 @@ func (repo *Repository) CommitsBetweenIDs(last, before string) (*list.List, erro
// CommitsCountBetween return numbers of commits between two commits
func (repo *Repository) CommitsCountBetween(start, end string) (int64, error) {
return commitsCount(repo.Path, start+"..."+end, "")
count, err := commitsCount(repo.Path, []string{start + "..." + end}, []string{})
if err != nil && strings.Contains(err.Error(), "no merge base") {
// future versions of git >= 2.28 are likely to return an error if before and last have become unrelated.
// previously it would return the results of git rev-list before last so let's try that...
return commitsCount(repo.Path, []string{start, end}, []string{})
}
return count, err
}
// commitsBefore the limit is depth, not total number of returned commits.