def self.included(base)
HighLine::COLORS.each do |color|
color = color.downcase
base.class_eval "undef :\#{color} if method_defined? :\#{color}\ndef \#{color}\ncolor(:\#{color})\nend\n"
base.class_eval "undef :on_\#{color} if method_defined? :on_\#{color}\ndef on_\#{color}\non(:\#{color})\nend\n"
HighLine::STYLES.each do |style|
style = style.downcase
base.class_eval "undef :\#{style} if method_defined? :\#{style}\ndef \#{style}\ncolor(:\#{style})\nend\n"
end
end
base.class_eval do
undef :color if method_defined? :color
undef :foreground if method_defined? :foreground
def color(*args)
self.class.new(HighLine.color(self, *args))
end
alias_method :foreground, :color
undef :on if method_defined? :on
def on(arg)
color(('on_' + arg.to_s).to_sym)
end
undef :uncolor if method_defined? :uncolor
def uncolor
self.class.new(HighLine.uncolor(self))
end
undef :rgb if method_defined? :rgb
def rgb(*colors)
color_code = colors.map{|color| color.is_a?(Numeric) ? '%02x'%color : color.to_s}.join
raise "Bad RGB color #{colors.inspect}" unless color_code =~ /^[a-fA-F0-9]{6}/
color("rgb_#{color_code}".to_sym)
end
undef :on_rgb if method_defined? :on_rgb
def on_rgb(*colors)
color_code = colors.map{|color| color.is_a?(Numeric) ? '%02x'%color : color.to_s}.join
raise "Bad RGB color #{colors.inspect}" unless color_code =~ /^[a-fA-F0-9]{6}/
color("on_rgb_#{color_code}".to_sym)
end
undef :method_missing if method_defined? :method_missing
def method_missing(method, *args, &blk)
if method.to_s =~ /^(on_)?rgb_([0-9a-fA-F]{6})$/
color(method)
else
raise NoMethodError, "undefined method `#{method}' for #<#{self.class}:#{'%#x'%self.object_id}>"
end
end
end
end