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Various Merge Base fixes (#10786)

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* Fix broken merge base migration v128 for merged PR

* Allow PRs with deleted base branches to still show diff

* as per @lunny

Co-authored-by: Lauris BH <lauris@nix.lv>
This commit is contained in:
zeripath 2020-03-31 14:42:44 +01:00 • committed by GitHub
parent 73cf0e2614
commit 2c25e75dca
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4 changed files with 148 additions and 8 deletions
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20
models/migrations/v128.go
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@ -53,7 +53,7 @@ func fixMergeBase(x *xorm.Engine) error {
break
}
i += 50
i += len(prs)
for _, pr := range prs {
baseRepo := &Repository{ID: pr.BaseRepoID}
has, err := x.Table("repository").Get(baseRepo)
@ -81,10 +81,22 @@ func fixMergeBase(x *xorm.Engine) error {
}
}
} else {
var err error
pr.MergeBase, err = git.NewCommand("merge-base", "--", pr.MergedCommitID+"^", gitRefName).RunInDir(repoPath)
parentsString, err := git.NewCommand("rev-list", "--parents", "-n", "1", pr.MergedCommitID).RunInDir(repoPath)
if err != nil {
log.Error("Unable to get merge base for merged PR ID %d, Index %d in %s/%s. Error: %", pr.ID, pr.Index, baseRepo.OwnerName, baseRepo.Name, err)
log.Error("Unable to get parents for merged PR ID %d, Index %d in %s/%s. Error: %v", pr.ID, pr.Index, baseRepo.OwnerName, baseRepo.Name, err)
continue
}
parents := strings.Split(strings.TrimSpace(parentsString), " ")
if len(parents) < 2 {
continue
}
args := append([]string{"merge-base", "--"}, parents[1:]...)
args = append(args, gitRefName)
pr.MergeBase, err = git.NewCommand(args...).RunInDir(repoPath)
if err != nil {
log.Error("Unable to get merge base for merged PR ID %d, Index %d in %s/%s. Error: %v", pr.ID, pr.Index, baseRepo.OwnerName, baseRepo.Name, err)
continue
}
}