Namespace
Methods
Class Public methods
Source: show
# File activesupport/lib/active_support/memoizable.rb, line 6 def self.memoized_ivar_for(symbol) "@_memoized_#{symbol.to_s.sub(/\?\Z/, '_query').sub(/!\Z/, '_bang')}".to_sym end
Instance Public methods
Source: show
# File activesupport/lib/active_support/memoizable.rb, line 59 def memoize(*symbols) symbols.each do |symbol| original_method = :"_unmemoized_#{symbol}" memoized_ivar = ActiveSupport::Memoizable.memoized_ivar_for(symbol) class_eval " include InstanceMethods # include InstanceMethods # if method_defined?(:#{original_method}) # if method_defined?(:_unmemoized_mime_type) raise "Already memoized #{symbol}" # raise "Already memoized mime_type" end # end alias #{original_method} #{symbol} # alias _unmemoized_mime_type mime_type # if instance_method(:#{symbol}).arity == 0 # if instance_method(:mime_type).arity == 0 def #{symbol}(reload = false) # def mime_type(reload = false) if reload || !defined?(#{memoized_ivar}) || #{memoized_ivar}.empty? # if reload || !defined?(@_memoized_mime_type) || @_memoized_mime_type.empty? #{memoized_ivar} = [#{original_method}] # @_memoized_mime_type = [_unmemoized_mime_type] end # end #{memoized_ivar}[0] # @_memoized_mime_type[0] end # end else # else def #{symbol}(*args) # def mime_type(*args) #{memoized_ivar} ||= {} unless frozen? # @_memoized_mime_type ||= {} unless frozen? reload = args.pop if args.last == true || args.last == :reload # reload = args.pop if args.last == true || args.last == :reload # if defined?(#{memoized_ivar}) && #{memoized_ivar} # if defined?(@_memoized_mime_type) && @_memoized_mime_type if !reload && #{memoized_ivar}.has_key?(args) # if !reload && @_memoized_mime_type.has_key?(args) #{memoized_ivar}[args] # @_memoized_mime_type[args] elsif #{memoized_ivar} # elsif @_memoized_mime_type #{memoized_ivar}[args] = #{original_method}(*args) # @_memoized_mime_type[args] = _unmemoized_mime_type(*args) end # end else # else #{original_method}(*args) # _unmemoized_mime_type(*args) end # end end # end end # end # if private_method_defined?(#{original_method.inspect}) # if private_method_defined?(:_unmemoized_mime_type) private #{symbol.inspect} # private :mime_type elsif protected_method_defined?(#{original_method.inspect}) # elsif protected_method_defined?(:_unmemoized_mime_type) protected #{symbol.inspect} # protected :mime_type end # end ", __FILE__, __LINE__ + 1 end end