Check if a git commit is Nearest

codereview-gitcommit-newIsCommit

// IsCommitNearest will check if a commit tag Hash is equal to the current repository HEAD tag
// If the Hashes matches, it will return true
func (r *Repository) IsCommitNearest(commit *object.Commit) (bool, error) {
	latestTag, previousTag, err := r.GetLatestTag()

	if err != nil {
		return false, fmt.Errorf("%v:%w", "Couldn't get latest tag...", err)
	}

	if latestTag != nil {
		// Compare latest tag Hash with the repository HEAD hash
		// Hash() returns a Slice which can be compared without converting to string
		// Noticed by /OfficialTomCruise on reddit comments
		if latestTag.Hash() == r.ref.Hash() {
			return true, nil
		}
		return previousTag.Hash() == commit.Hash, nil

	}
	return false, nil
}