Class: SuperDiff::Csi::Color

Inherits:
Object
  • Object
show all
Defined in:
lib/super_diff/csi/color.rb

Direct Known Subclasses

EightBitColor, FourBitColor, TwentyFourBitColor

Class Method Summary collapse

Instance Method Summary collapse

Class Method Details

.exists?(name) ⇒ Boolean

Returns:

  • (Boolean) 


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# File 'lib/super_diff/csi/color.rb', line 4

def self.exists?(name)
  FourBitColor.exists?(name)
end

.resolve(value, layer:) ⇒ Object 



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# File 'lib/super_diff/csi/color.rb', line 8

def self.resolve(value, layer:)
  if value.is_a?(Symbol)
    FourBitColor.new(value, layer: layer)
  else
    TwentyFourBitColor.new(value, layer: layer)
  end
end

.sub_colorized_areas_in(text) ⇒ Object 



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# File 'lib/super_diff/csi/color.rb', line 16

def self.sub_colorized_areas_in(text)
  regex = /(#{opening_regex.source.gsub(/\((.+?)\)/, '\1')})(.+?)\e\[0m/

  text.gsub(regex) do
    match = Regexp.last_match

    if match[1] == "\e[0m"
      match[0]
    else
      yield match[2], new(match[1])
    end
  end
end

Instance Method Details

#background? ⇒ Boolean

Returns:

  • (Boolean) 


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# File 'lib/super_diff/csi/color.rb', line 38

def background?
  layer == :background
end

#foreground? ⇒ Boolean

Returns:

  • (Boolean) 


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# File 'lib/super_diff/csi/color.rb', line 34

def foreground?
  layer == :foreground
end

#to_foreground ⇒ Object

Raises:

  • (NotImplementedError) 


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# File 'lib/super_diff/csi/color.rb', line 42

def to_foreground
  raise NotImplementedError
end

#to_s ⇒ Object

Raises:

  • (NotImplementedError) 


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# File 'lib/super_diff/csi/color.rb', line 30

def to_s
  raise NotImplementedError
end