Class: DiffColorize::Result

Inherits:
Object
  • Object
show all
Defined in:
lib/diff_colorize/result.rb

Instance Attribute Summary collapse

Instance Method Summary collapse

Constructor Details

#initialize(t1, t2) ⇒ Result

Returns a new instance of Result.



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# File 'lib/diff_colorize/result.rb', line 7

def initialize(t1, t2)
  @t1 = t1
  @t2 = t2
  @color1, @color2 = "\e[31m", "\e[32m"
end

Instance Attribute Details

#color1 ⇒ Object

Returns the value of attribute color1.



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# File 'lib/diff_colorize/result.rb', line 5

def color1
  @color1
end

#color2 ⇒ Object

Returns the value of attribute color2.



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# File 'lib/diff_colorize/result.rb', line 5

def color2
  @color2
end

#t1 ⇒ Object (readonly)

Returns the value of attribute t1.



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# File 'lib/diff_colorize/result.rb', line 4

def t1
  @t1
end

#t2 ⇒ Object (readonly)

Returns the value of attribute t2.



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# File 'lib/diff_colorize/result.rb', line 4

def t2
  @t2
end

Instance Method Details

#color_t1 ⇒ Object 



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# File 'lib/diff_colorize/result.rb', line 25

def color_t1
  colorize_diff_text(t1, t1_diff)
end

#color_t2 ⇒ Object 



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# File 'lib/diff_colorize/result.rb', line 29

def color_t2
  colorize_diff_text(t2, t2_diff)
end

#diff ⇒ Object 



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# File 'lib/diff_colorize/result.rb', line 13

def diff
  t1.diff(t2).flatten
end

#superimpose ⇒ Object 



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# File 'lib/diff_colorize/result.rb', line 33

def superimpose
  cursor = { t1: 0, t2: 0 }
  text = diff.inject('') do |c_text, d|
    case d.action
    when '-'
      s = t1[cursor[:t1]..d.position-1]
      c_s = colorized_string(d)
      cursor[:t1] += d.element.length
    when '+'
      s = t2[cursor[:t2]..d.position-1]
      c_s = colorized_string(d)
      cursor[:t2] += d.element.length
    end
    cursor[:t1] += s.length
    cursor[:t2] += s.length
    c_text << s + c_s
  end
  text << t1[cursor[:t1]..-1]
end

#t1_diff ⇒ Object 



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# File 'lib/diff_colorize/result.rb', line 17

def t1_diff
  diff.select { |d| d.action == '-' }
end

#t2_diff ⇒ Object 



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# File 'lib/diff_colorize/result.rb', line 21

def t2_diff
  diff.select { |d| d.action == '+' }
end