Module: SimpleColor::Helpers

Included in:
SimpleColor
Defined in:
lib/simplecolor.rb

Instance Method Summary collapse

Instance Method Details

#attributes_from_colors(s) ⇒ Object 



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# File 'lib/simplecolor.rb', line 157

def attributes_from_colors(s)
	s.scan(/#{ANSICOLOR_REGEXP}/).flat_map do |a|
		next :reset if a=="\e[m"
		a[/\e\[(.*)m/,1].split(';').map {|c| COLORS.key(c.to_i)}
	end
end

#color_entities(l) ⇒ Object

split the line into characters and ANSII color sequences



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# File 'lib/simplecolor.rb', line 176

def color_entities(l)
	l.split(/(#{COLOR_REGEXP})/).flat_map {|c| color?(c) ? [c] : c.split('') }
end

#copy_colors(s, t) ⇒ Object

copy the colors from s to t



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# File 'lib/simplecolor.rb', line 171

def copy_colors(s,t)
	b,e=current_colors(s)
	b+t+e
end

#current_colors(s) ⇒ Object

get the ansi sequences on s (assume the whole line is colored)



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# File 'lib/simplecolor.rb', line 164

def current_colors(s)
	m=s.match(/^(#{COLORMATCH_REGEXP})(.*?)(#{COLORMATCH_REGEXP})$/)
	[m[1],m[3],m[2]]
rescue ArgumentError #rescue from "invalid byte sequence in UTF-8"
	["","",s]
end

#mix_in(klass) ⇒ Object 



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# File 'lib/simplecolor.rb', line 150

def mix_in(klass)
	klass.send :include, SimpleColor
end

#mix_in_string ⇒ Object 



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# File 'lib/simplecolor.rb', line 153

def mix_in_string
	mix_in(String)
end