3 def self.memoized_ivar_for(symbol
)
4 "@_memoized_#{symbol.to_s.sub(/\?\Z/, '_query').sub(/!\Z/, '_bang')}".to_sym
8 def self.included(base
)
10 unless base
.method_defined
?(:freeze_without_memoizable)
11 alias_method_chain
:freeze, :memoizable
16 def freeze_with_memoizable
17 memoize_all
unless frozen
?
18 freeze_without_memoizable
29 def prime_cache(*syms
)
32 if m
.to_s
=~
/^_unmemoized_(#{sym})/
33 if method(m
).arity
== 0
36 ivar
= ActiveSupport
::Memoizable.memoized_ivar_for($1)
37 instance_variable_set(ivar
, {})
44 def flush_cache(*syms
, &block
)
47 if m
.to_s
=~
/^_unmemoized_(#{sym})/
48 ivar
= ActiveSupport
::Memoizable.memoized_ivar_for($1)
49 instance_variable_get(ivar
).clear
if instance_variable_defined
?(ivar
)
57 symbols
.each
do |symbol
|
58 original_method
= :"_unmemoized_#{symbol}"
59 memoized_ivar
= ActiveSupport
::Memoizable.memoized_ivar_for(symbol
)
61 class_eval
<<-EOS, __FILE__, __LINE__
62 include InstanceMethods # include InstanceMethods
64 if method_defined?(:#{original_method}) # if method_defined?(:_unmemoized_mime_type)
65 raise "Already memoized #{symbol}" # raise "Already memoized mime_type"
67 alias #{original_method} #{symbol} # alias _unmemoized_mime_type mime_type
69 if instance_method(:#{symbol}).arity == 0 # if instance_method(:mime_type).arity == 0
70 def #{symbol}(reload = false) # def mime_type(reload = false)
71 if reload || !defined?(#{memoized_ivar}) || #{memoized_ivar}.empty? # if reload || !defined?(@_memoized_mime_type) || @_memoized_mime_type.empty?
72 #{memoized_ivar} = [#{original_method}.freeze] # @_memoized_mime_type = [_unmemoized_mime_type.freeze]
74 #{memoized_ivar}[0] # @_memoized_mime_type[0]
77 def #{symbol}(*args) # def mime_type(*args)
78 #{memoized_ivar} ||= {} unless frozen? # @_memoized_mime_type ||= {} unless frozen?
79 reload = args.pop if args.last == true || args.last == :reload # reload = args.pop if args.last == true || args.last == :reload
81 if defined?(#{memoized_ivar}) && #{memoized_ivar} # if defined?(@_memoized_mime_type) && @_memoized_mime_type
82 if !reload && #{memoized_ivar}.has_key?(args) # if !reload && @_memoized_mime_type.has_key?(args)
83 #{memoized_ivar}[args] # @_memoized_mime_type[args]
84 elsif #{memoized_ivar} # elsif @_memoized_mime_type
85 #{memoized_ivar}[args] = #{original_method}(*args).freeze # @_memoized_mime_type[args] = _unmemoized_mime_type(*args).freeze
88 #{original_method}(*args) # _unmemoized_mime_type(*args)
93 if private_method_defined?(#{original_method.inspect}) # if private_method_defined?(:_unmemoized_mime_type)
94 private #{symbol.inspect} # private :mime_type