Add back commit cache because of name-rev

Signed-off-by: Filip Navara <navara@emclient.com>

Author: filipnavara

modules/git/repo.go

@@ -27,7 +27,8 @@ import (
 type Repository struct {
 	Path string
 
-	tagCache *ObjectCache
+	commitCache *ObjectCache
+	tagCache    *ObjectCache
 
 	gogitRepo    *gogit.Repository
 	gogitStorage *filesystem.Storage
@@ -95,6 +96,7 @@ func OpenRepository(repoPath string) (*Repository, error) {
 		Path:         repoPath,
 		gogitRepo:    gogitRepo,
 		gogitStorage: storage,
+		commitCache:  newObjectCache(),
 		tagCache:     newObjectCache(),
 	}, nil
 }

modules/git/repo_commit.go

@@ -43,11 +43,11 @@ func (repo *Repository) GetTagCommitID(name string) (string, error) {
 }
 
 func (repo *Repository) getCommit(id SHA1) (*Commit, error) {
-	//c, ok := repo.commitCache.Get(id.String())
-	//if ok {
-	//	log("Hit cache: %s", id)
-	//	return c.(*Commit), nil
-	//}
+	c, ok := repo.commitCache.Get(id.String())
+	if ok {
+		log("Hit cache: %s", id)
+		return c.(*Commit), nil
+	}
 
 	gogitCommit, err := repo.gogitRepo.CommitObject(plumbing.Hash(id))
 	if err != nil {
@@ -72,7 +72,7 @@ func (repo *Repository) getCommit(id SHA1) (*Commit, error) {
 
 	// name-rev commitID output will be "COMMIT_ID master" or "COMMIT_ID master~12"
 	commit.Branch = strings.Split(strings.Split(string(data), " ")[1], "~")[0]
-	//repo.commitCache.Set(id.String(), commit)
+	repo.commitCache.Set(id.String(), commit)
 
 	return commit, nil
 }