module DiffHelper def allowed_diff_size if diff_hard_limit_enabled? Commit::DIFF_HARD_LIMIT_FILES else Commit::DIFF_SAFE_FILES end end def safe_diff_files(diffs) diffs.first(allowed_diff_size).map do |diff| Gitlab::Diff::File.new(diff) end end def show_diff_size_warning?(diffs) diffs.size > allowed_diff_size end def diff_hard_limit_enabled? # Enabling hard limit allows user to see more diff information if params[:force_show_diff].present? true else false end end def generate_line_code(file_path, line) Gitlab::Diff::LineCode.generate(file_path, line.new_pos, line.old_pos) end def parallel_diff(diff_file, index) lines = [] skip_next = false # Building array of lines # # [ # left_type, left_line_number, left_line_content, left_line_code, # right_line_type, right_line_number, right_line_content, right_line_code # ] # diff_file.diff_lines.each do |line| full_line = line.text type = line.type line_code = generate_line_code(diff_file.file_path, line) line_new = line.new_pos line_old = line.old_pos next_line = diff_file.next_line(line.index) if next_line next_line_code = generate_line_code(diff_file.file_path, next_line) next_type = next_line.type next_line = next_line.text end if type == 'match' || type.nil? # line in the right panel is the same as in the left one line = [type, line_old, full_line, line_code, type, line_new, full_line, line_code] lines.push(line) elsif type == 'old' if next_type == 'new' # Left side has text removed, right side has text added line = [type, line_old, full_line, line_code, next_type, line_new, next_line, next_line_code] lines.push(line) skip_next = true elsif next_type == 'old' || next_type.nil? # Left side has text removed, right side doesn't have any change # No next line code, no new line number, no new line text line = [type, line_old, full_line, line_code, next_type, nil, " ", nil] lines.push(line) end elsif type == 'new' if skip_next # Change has been already included in previous line so no need to do it again skip_next = false next else # Change is only on the right side, left side has no change line = [nil, nil, " ", line_code, type, line_new, full_line, line_code] lines.push(line) end end end lines end def unfold_bottom_class(bottom) (bottom) ? 'js-unfold-bottom' : '' end def diff_line_content(line) if line.blank? "  " else line end end def line_comments @line_comments ||= @line_notes.group_by(&:line_code) end def organize_comments(type_left, type_right, line_code_left, line_code_right) comments_left = comments_right = nil unless type_left.nil? && type_right == 'new' comments_left = line_comments[line_code_left] end unless type_left.nil? && type_right.nil? comments_right = line_comments[line_code_right] end [comments_left, comments_right] end end