Class: Colorlib::ColoredCompound

Inherits:
Object
  • Object
show all
Defined in:
lib/colorlib/colored_compound.rb

Direct Known Subclasses

ColorBuilder

Constant Summary collapse

@@makers = 
{}

Class Method Summary collapse

Instance Method Summary collapse

Constructor Details

#initialize ⇒ ColoredCompound

Returns a new instance of ColoredCompound.



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# File 'lib/colorlib/colored_compound.rb', line 6

def initialize
  @strings = []
end

Class Method Details

.register_maker(type, &block) ⇒ Object 



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# File 'lib/colorlib/colored_compound.rb', line 29

def self.register_maker(type, &block)
  @@makers[type] = block
end

Instance Method Details

#append(whatever) ⇒ Object Also known as: << 



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# File 'lib/colorlib/colored_compound.rb', line 10

def append(whatever)
  @strings << whatever.is_a?(ColoredString) ? whatever : ColoredString.new(whatever.to_s)
  self # to return it
end

#make(target) ⇒ Object 



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# File 'lib/colorlib/colored_compound.rb', line 17

def make(target)
  unless (maker = @@makers[target])
    raise 'Invalid Target'
  end
  prev = ColorAttribute.new
  ret = ''
  @strings.each do |string|
    ret += maker.call string, prev
  end
  ret
end