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Restore detection of branches are equal on compare page (#14586)

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Somehow the test for detecting if branches are equal broke
this PR restores this functionality.

Fix #14502

Signed-off-by: Andrew Thornton <art27@cantab.net>
This commit is contained in:
zeripath 2021-02-16 15:39:45 +00:00 • committed by GitHub
commit 66a148e398
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GPG key ID: 4AEE18F83AFDEB23
2 changed files with 18 additions and 27 deletions
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19
modules/git/repo_compare.go
View file

@ -20,9 +20,11 @@ import (
// CompareInfo represents needed information for comparing references.
type CompareInfo struct {
MergeBase string
Commits *list.List
NumFiles int
MergeBase string
BaseCommitID string
HeadCommitID string
Commits *list.List
NumFiles int
}
// GetMergeBase checks and returns merge base of two branches and the reference used as base.
@ -66,8 +68,18 @@ func (repo *Repository) GetCompareInfo(basePath, baseBranch, headBranch string)
}
compareInfo := new(CompareInfo)
compareInfo.HeadCommitID, err = GetFullCommitID(repo.Path, headBranch)
if err != nil {
compareInfo.HeadCommitID = headBranch
}
compareInfo.MergeBase, remoteBranch, err = repo.GetMergeBase(tmpRemote, baseBranch, headBranch)
if err == nil {
compareInfo.BaseCommitID, err = GetFullCommitID(repo.Path, remoteBranch)
if err != nil {
compareInfo.BaseCommitID = remoteBranch
}
// We have a common base - therefore we know that ... should work
logs, err := NewCommand("log", compareInfo.MergeBase+"..."+headBranch, prettyLogFormat).RunInDirBytes(repo.Path)
if err != nil {
@ -83,6 +95,7 @@ func (repo *Repository) GetCompareInfo(basePath, baseBranch, headBranch string)
if err != nil {
compareInfo.MergeBase = remoteBranch
}
compareInfo.BaseCommitID = compareInfo.MergeBase
}
// Count number of changed files.

26
routers/repo/compare.go
View file

@ -423,18 +423,7 @@ func PrepareCompareDiff(
// Get diff information.
ctx.Data["CommitRepoLink"] = headRepo.Link()
headCommitID := headBranch
if ctx.Data["HeadIsCommit"] == false {
if ctx.Data["HeadIsTag"] == true {
headCommitID, err = headGitRepo.GetTagCommitID(headBranch)
} else {
headCommitID, err = headGitRepo.GetBranchCommitID(headBranch)
}
if err != nil {
ctx.ServerError("GetRefCommitID", err)
return false
}
}
headCommitID := compareInfo.HeadCommitID
ctx.Data["AfterCommitID"] = headCommitID
@ -460,18 +449,7 @@ func PrepareCompareDiff(
}
baseGitRepo := ctx.Repo.GitRepo
baseCommitID := baseBranch
if ctx.Data["BaseIsCommit"] == false {
if ctx.Data["BaseIsTag"] == true {
baseCommitID, err = baseGitRepo.GetTagCommitID(baseBranch)
} else {
baseCommitID, err = baseGitRepo.GetBranchCommitID(baseBranch)
}
if err != nil {
ctx.ServerError("GetRefCommitID", err)
return false
}
}
baseCommitID := compareInfo.BaseCommitID
baseCommit, err := baseGitRepo.GetCommit(baseCommitID)
if err != nil {