module HighLine::StringExtensions
Public Class Methods
included(base)
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# File lib/highline/string_extensions.rb, line 32 def self.included(base) HighLine::COLORS.each do |color| color = color.downcase base.class_eval <<-END undef :#{color} if method_defined? :#{color} def #{color} color(:#{color}) end END base.class_eval <<-END undef :on_#{color} if method_defined? :on_#{color} def on_#{color} on(:#{color}) end END HighLine::STYLES.each do |style| style = style.downcase base.class_eval <<-END undef :#{style} if method_defined? :#{style} def #{style} color(:#{style}) end END 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 # TODO Chain existing method_missing 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})$/ color(method) else raise NoMethodError, "undefined method `#{method}' for #<#{self.class}:#{'%#x'%self.object_id}>" end end end end
Public Instance Methods
color(*args)
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# File lib/highline/string_extensions.rb, line 62 def color(*args) self.class.new(HighLine.color(self, *args)) end
method_missing(method, *args, &blk)
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# File lib/highline/string_extensions.rb, line 93 def method_missing(method, *args, &blk) if method.to_s =~ /^(on_)?rgb_([0-9a-fA-F]{6})$/ color(method) else raise NoMethodError, "undefined method `#{method}' for #<#{self.class}:#{'%#x'%self.object_id}>" end end
on(arg)
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# File lib/highline/string_extensions.rb, line 68 def on(arg) color(('on_' + arg.to_s).to_sym) end
on_rgb(*colors)
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# File lib/highline/string_extensions.rb, line 85 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
rgb(*colors)
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# File lib/highline/string_extensions.rb, line 78 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
uncolor()
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# File lib/highline/string_extensions.rb, line 73 def uncolor self.class.new(HighLine.uncolor(self)) end