Module: Dyph::TwoWayDiffers::OutputConverter

Extended by:
OutputConverter
Included in:
OutputConverter
Defined in:
lib/dyph/two_way_differs/output_converter.rb

Overview

rubocop:disable Metrics/ModuleLength

Instance Method Summary collapse

Instance Method Details

#convert_to_dyph_output(old_text, new_text) ⇒ Object 



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# File 'lib/dyph/two_way_differs/output_converter.rb', line 7

def convert_to_dyph_output(old_text, new_text)
  actions =  merge_and_partition(old_text, new_text)
  selected_actions = extract_add_deletes_changes(actions)
  correct_offsets(selected_actions)
end

#merge_results(old_text, new_text) ⇒ Object 



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# File 'lib/dyph/two_way_differs/output_converter.rb', line 33

def merge_results(old_text, new_text)
  merged_text = []

  if (new_text.empty?)
    no_new_text(old_text, merged_text)
  else
    prepend_old_text(old_text, merged_text)
    gather_up_actions(old_text, new_text, merged_text)
  end
  merged_text
end

#objectify(merge_results) ⇒ Object 



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# File 'lib/dyph/two_way_differs/output_converter.rb', line 13

def objectify(merge_results)
  merge_results.map do |result|
    action = result[:action]
    line   = result[:line]
    old_index = result[:old_index]
    new_index = result[:new_index]

    case action
    when :add
      Dyph::Action::Add.new(value: line, old_index: old_index, new_index: new_index)
    when :delete
      Dyph::Action::Delete.new(value: line, old_index: old_index, new_index: new_index)
    when :no_change
      Dyph::Action::NoChange.new(value: line.text, old_index: old_index, new_index: new_index)
    else
      raise "unhandled action"
    end
  end
end