module Gitlab module Diff class File attr_reader :diff, :repository, :diff_refs, :fallback_diff_refs delegate :new_file?, :deleted_file?, :renamed_file?, :old_path, :new_path, :a_mode, :b_mode, :mode_changed?, :submodule?, :too_large?, :collapsed?, to: :diff, prefix: false def initialize(diff, repository:, diff_refs: nil, fallback_diff_refs: nil) @diff = diff @repository = repository @diff_refs = diff_refs @fallback_diff_refs = fallback_diff_refs end def position(line) return unless diff_refs Position.new( old_path: old_path, new_path: new_path, old_line: line.old_line, new_line: line.new_line, diff_refs: diff_refs ) end def line_code(line) return if line.meta? Gitlab::Diff::LineCode.generate(file_path, line.new_pos, line.old_pos) end def line_for_line_code(code) diff_lines.find { |line| line_code(line) == code } end def line_for_position(pos) diff_lines.find { |line| position(line) == pos } end def position_for_line_code(code) line = line_for_line_code(code) position(line) if line end def line_code_for_position(pos) line = line_for_position(pos) line_code(line) if line end def old_sha diff_refs&.base_sha end def new_sha diff_refs&.head_sha end def content_sha return old_content_sha if deleted_file? return @content_sha if defined?(@content_sha) refs = diff_refs || fallback_diff_refs @content_sha = refs&.head_sha end def content_commit return @content_commit if defined?(@content_commit) sha = content_sha @content_commit = repository.commit(sha) if sha end def old_content_sha return if new_file? return @old_content_sha if defined?(@old_content_sha) refs = diff_refs || fallback_diff_refs @old_content_sha = refs&.base_sha end def old_content_commit return @old_content_commit if defined?(@old_content_commit) sha = old_content_sha @old_content_commit = repository.commit(sha) if sha end def blob return @blob if defined?(@blob) sha = content_sha return @blob = nil unless sha repository.blob_at(sha, file_path) end def old_blob return @old_blob if defined?(@old_blob) sha = old_content_sha return @old_blob = nil unless sha @old_blob = repository.blob_at(sha, old_path) end attr_writer :highlighted_diff_lines # Array of Gitlab::Diff::Line objects def diff_lines @diff_lines ||= Gitlab::Diff::Parser.new.parse(raw_diff.each_line).to_a end def highlighted_diff_lines @highlighted_diff_lines ||= Gitlab::Diff::Highlight.new(self, repository: self.repository).highlight end # Array[<Hash>] with right/left keys that contains Gitlab::Diff::Line objects which text is hightlighted def parallel_diff_lines @parallel_diff_lines ||= Gitlab::Diff::ParallelDiff.new(self).parallelize end def raw_diff diff.diff.to_s end def next_line(index) diff_lines[index + 1] end def prev_line(index) diff_lines[index - 1] if index > 0 end def paths [old_path, new_path].compact end def file_path new_path.presence || old_path end def added_lines diff_lines.count(&:added?) end def removed_lines diff_lines.count(&:removed?) end def file_identifier "#{file_path}-#{new_file?}-#{deleted_file?}-#{renamed_file?}" end end end end