Fix fast-forward PR bug (#2137)

* Fix fast-forward PR bug

* Don't ignore error in getMergeCommit (#1843)
This commit is contained in:
Ethan Koenig 2017-07-11 10:51:39 -04:00 committed by Bo-Yi Wu
parent 6a6f0616f2
commit 9a7f59ef35

View File

@ -499,9 +499,15 @@ func (pr *PullRequest) getMergeCommit() (*git.Commit, error) {
return nil, fmt.Errorf("git merge-base --is-ancestor: %v %v", stderr, err) return nil, fmt.Errorf("git merge-base --is-ancestor: %v %v", stderr, err)
} }
// We can ignore this error since we only get here when there's a valid commit in headFile commitIDBytes, err := ioutil.ReadFile(pr.BaseRepo.RepoPath() + "/" + headFile)
commitID, _ := ioutil.ReadFile(pr.BaseRepo.RepoPath() + "/" + headFile) if err != nil {
cmd := string(commitID)[:40] + ".." + pr.BaseBranch return nil, fmt.Errorf("ReadFile(%s): %v", headFile, err)
}
commitID := string(commitIDBytes)
if len(commitID) < 40 {
return nil, fmt.Errorf(`ReadFile(%s): invalid commit-ID "%s"`, headFile, commitID)
}
cmd := commitID[:40] + ".." + pr.BaseBranch
// Get the commit from BaseBranch where the pull request got merged // Get the commit from BaseBranch where the pull request got merged
mergeCommit, stderr, err := process.GetManager().ExecDirEnv(-1, "", fmt.Sprintf("isMerged (git rev-list --ancestry-path --merges --reverse): %d", pr.BaseRepo.ID), mergeCommit, stderr, err := process.GetManager().ExecDirEnv(-1, "", fmt.Sprintf("isMerged (git rev-list --ancestry-path --merges --reverse): %d", pr.BaseRepo.ID),
@ -510,6 +516,9 @@ func (pr *PullRequest) getMergeCommit() (*git.Commit, error) {
if err != nil { if err != nil {
return nil, fmt.Errorf("git rev-list --ancestry-path --merges --reverse: %v %v", stderr, err) return nil, fmt.Errorf("git rev-list --ancestry-path --merges --reverse: %v %v", stderr, err)
} else if len(mergeCommit) < 40 {
// PR was fast-forwarded, so just use last commit of PR
mergeCommit = commitID[:40]
} }
gitRepo, err := git.OpenRepository(pr.BaseRepo.RepoPath()) gitRepo, err := git.OpenRepository(pr.BaseRepo.RepoPath())