Module: Wowr::Extensions::Class

Included in:
Class
Defined in:
lib/wowr/extensions.rb

Overview

Rails’s cattr_ things. activesupport/lib/active_support/core_ext/class Really quite handy. Thanks Reve’s Lisa Seelye

Instance Method Summary collapse

Instance Method Details

#cattr_accessor(*syms) ⇒ Object

:nodoc:



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# File 'lib/wowr/extensions.rb', line 46

def cattr_accessor(*syms) #:nodoc:
	cattr_reader(*syms)
	cattr_writer(*syms)
end

#cattr_reader(*syms) ⇒ Object

:nodoc:



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# File 'lib/wowr/extensions.rb', line 8

def cattr_reader(*syms) #:nodoc:
	syms.flatten.each do |sym|
		next if sym.is_a?(Hash)
		class_eval(<<-EOS, __FILE__, __LINE__)
			unless defined? @@#{sym}
				@@#{sym} = nil
			end

			def self.#{sym}
				@@#{sym}
			end

			def #{sym}
				@@#{sym}
			end
		EOS
	end
end

#cattr_writer(*syms) ⇒ Object

:nodoc:



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# File 'lib/wowr/extensions.rb', line 27

def cattr_writer(*syms) #:nodoc:
	options = syms.last.is_a?(Hash) ? syms.pop : {}
	syms.flatten.each do |sym|
		class_eval(<<-EOS, __FILE__, __LINE__)
			unless defined? @@#{sym}
				@@#{sym} = nil
			end

			def self.#{sym}=(obj)
				@@#{sym} = obj
			end
			#{"
			def #{sym}=(obj)
				@@#{sym} = obj
			end
			" unless options[:instance_writer] == false }
		EOS
	end
end

#stringy(sym) ⇒ Object

:nodoc:



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# File 'lib/wowr/extensions.rb', line 52

def stringy(sym) #:nodoc:
	class_eval(<<-EOS, __FILE__, __LINE__)
		def to_s
			@#{sym}
		end
	EOS
end