gitlab-org--gitlab-foss/lib/gitlab/word_diff/chunk_collection.rb

44 lines
823 B
Ruby

# frozen_string_literal: true
module Gitlab
module WordDiff
class ChunkCollection
def initialize
@chunks = []
end
def add(chunk)
@chunks << chunk
end
def content
@chunks.join('')
end
def reset
@chunks = []
end
def marker_ranges
start = 0
@chunks.each_with_object([]) do |element, ranges|
mode = mode_for_element(element)
ranges << Gitlab::MarkerRange.new(start, start + element.length - 1, mode: mode) if mode
start += element.length
end
end
private
def mode_for_element(element)
return Gitlab::MarkerRange::DELETION if element.removed?
return Gitlab::MarkerRange::ADDITION if element.added?
nil
end
end
end
end