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module Gitlab
module Diff
class Line
attr_reader :type, :index, :old_pos, :new_pos
attr_writer :rich_text
attr_accessor :text
def initialize(text, type, index, old_pos, new_pos, parent_file: nil)
@text, @type, @index = text, type, index
@old_pos, @new_pos = old_pos, new_pos
@parent_file = parent_file
end
def self.init_from_hash(hash)
new(hash[:text], hash[:type], hash[:index], hash[:old_pos], hash[:new_pos])
end
def serialize_keys
@serialize_keys ||= %i(text type index old_pos new_pos)
end
def to_hash
hash = {}
serialize_keys.each { |key| hash[key] = send(key) } # rubocop:disable GitlabSecurity/PublicSend
hash
end
def old_line
old_pos unless added? || meta?
end
def new_line
new_pos unless removed? || meta?
end
def line
new_line || old_line
end
def unchanged?
type.nil?
end
def added?
%w[new new-nonewline].include?(type)
end
def removed?
%w[old old-nonewline].include?(type)
end
def meta?
%w[match new-nonewline old-nonewline].include?(type)
end
def match?
type == :match
end
def discussable?
!meta?
end
def rich_text
@parent_file.highlight_lines! if @parent_file && !@rich_text
@rich_text
end
def as_json(opts = nil)
{
type: type,
old_line: old_line,
new_line: new_line,
text: text,
rich_text: rich_text || text
}
end
end
end
end
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