Class: Diff::Display::Data

Inherits:
Array
  • Object
show all
Defined in:
lib/diff/display/data_structure.rb

Instance Method Summary collapse

Constructor Details

#initialize ⇒ Data

Returns a new instance of Data.



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# File 'lib/diff/display/data_structure.rb', line 4

def initialize
  super
end

Instance Method Details

#debug ⇒ Object 



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# File 'lib/diff/display/data_structure.rb', line 32

def debug
  demodularize = Proc.new {|obj| obj.class.name[/\w+$/]}
  each do |diff_block|
    print "-" * 40, ' ', demodularize.call(diff_block)
    puts
    puts diff_block.map {|line| 
      # "%5d" % line.old_number + 
      "%8s" % "[#{line.old_number || '.'} #{line.new_number || '.'}]" +
      " [#{demodularize.call(line)}#{'(i)' if line.inline_changes?}]" +
      line
    }.join("\n")
    puts "-" * 40, ' ' 
  end
  nil
end

#to_diff ⇒ Object 



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# File 'lib/diff/display/data_structure.rb', line 8

def to_diff
  diff = ""
  each do |block|
    block.each do |line|
      line_str = line.expand_inline_changes_with(nil, nil)
      case line
      when HeaderLine
        diff << "#{line_str}\n"
      when UnModLine
        diff << " #{line_str}\n"
      when SepLine
        diff << "\n"
      when AddLine
        diff << "+#{line_str}\n"
      when RemLine
        diff << "-#{line_str}\n"
      when NonewlineLine
        diff << line_str
      end
    end
  end
  diff.chomp
end