module Files class UpdateService < Files::BaseService class FileChangedError < StandardError; end def commit repository.update_file(current_user, @file_path, @file_content, branch: @target_branch, previous_path: @previous_path, message: @commit_message, author_email: @author_email, author_name: @author_name) end private def validate super if file_has_changed? raise FileChangedError.new("You are attempting to update a file that has changed since you started editing it.") end end def last_commit @last_commit ||= Gitlab::Git::Commit. last_for_path(@source_project.repository, @source_branch, @file_path) end end end