120 lines
2.8 KiB
Ruby
120 lines
2.8 KiB
Ruby
# frozen_string_literal: true
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module Gitlab
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module Diff
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class Line
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# When SERIALIZE_KEYS is updated, to reset the redis cache entries you'll
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# need to bump the VERSION constant on Gitlab::Diff::HighlightCache
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#
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SERIALIZE_KEYS = %i(line_code rich_text text type index old_pos new_pos).freeze
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attr_reader :line_code, :type, :old_pos, :new_pos
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attr_writer :rich_text
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attr_accessor :text, :index
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def initialize(text, type, index, old_pos, new_pos, parent_file: nil, line_code: nil, rich_text: nil)
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@text, @type, @index = text, type, index
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@old_pos, @new_pos = old_pos, new_pos
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@parent_file = parent_file
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@rich_text = rich_text
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# When line code is not provided from cache store we build it
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# using the parent_file(Diff::File or Conflict::File).
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@line_code = line_code || calculate_line_code
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end
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def self.init_from_hash(hash)
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new(hash[:text],
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hash[:type],
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hash[:index],
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hash[:old_pos],
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hash[:new_pos],
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parent_file: hash[:parent_file],
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line_code: hash[:line_code],
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rich_text: hash[:rich_text])
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end
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def self.safe_init_from_hash(hash)
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line = hash.with_indifferent_access
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rich_text = line[:rich_text]
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line[:rich_text] = rich_text&.html_safe
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init_from_hash(line)
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end
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def to_hash
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hash = {}
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SERIALIZE_KEYS.each { |key| hash[key] = send(key) } # rubocop:disable GitlabSecurity/PublicSend
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hash
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end
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def old_line
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old_pos unless added? || meta?
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end
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def new_line
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new_pos unless removed? || meta?
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end
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def line
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new_line || old_line
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end
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def unchanged?
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type.nil?
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end
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def added?
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%w[new new-nonewline].include?(type)
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end
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def removed?
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%w[old old-nonewline].include?(type)
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end
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def meta?
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%w[match new-nonewline old-nonewline].include?(type)
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end
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def match?
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type == :match
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end
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def discussable?
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!meta?
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end
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def suggestible?
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!removed?
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end
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def rich_text
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@parent_file.try(:highlight_lines!) if @parent_file && !@rich_text
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@rich_text
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end
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def meta_positions
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return unless meta?
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{
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old_pos: old_pos,
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new_pos: new_pos
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}
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end
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# We have to keep this here since it is still used for conflict resolution
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# Conflict::File#as_json renders json diff lines in sections
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def as_json(opts = nil)
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DiffLineSerializer.new.represent(self)
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end
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private
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def calculate_line_code
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@parent_file&.line_code(self)
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end
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end
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end
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end
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