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Add length check for the return string (#1420)

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* Add length check for the return string

* Differentiate error paths and logging messages

* Rectify error message
This commit is contained in:
Mura Li 2017-03-31 16:42:23 +08:00 committed by Bo-Yi Wu
parent fac7a6fecf
commit 6a39250579
1 changed files with 3 additions and 1 deletions
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4
models/pull.go
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@ -507,7 +507,9 @@ func (pr *PullRequest) getMergeCommit() (*git.Commit, error) {
mergeCommit, stderr, err := process.GetManager().ExecDirEnv(-1, "", fmt.Sprintf("isMerged (git rev-list --ancestry-path --merges --reverse): %d", pr.BaseRepo.ID),
[]string{"GIT_INDEX_FILE=" + indexTmpPath, "GIT_DIR=" + pr.BaseRepo.RepoPath()},
"git", "rev-list", "--ancestry-path", "--merges", "--reverse", cmd)
if err == nil && len(mergeCommit) != 40 {
err = fmt.Errorf("unexpected length of output (got:%d bytes) '%s'", len(mergeCommit), mergeCommit)
}
if err != nil {
return nil, fmt.Errorf("git rev-list --ancestry-path --merges --reverse: %v %v", stderr, err)
}