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# Classes that include this module will automatically be reloaded
# by the Rails dispatcher when Dependencies.mechanism = :load.
module Reloadable
class << self
def included(base) #nodoc:
raise TypeError, "Only Classes can be Reloadable!" unless base.is_a? Class
unless base.respond_to?(:reloadable?)
class << base
define_method(:reloadable?) { true }
end
end
end
def reloadable_classes
included_in_classes.select { |klass| klass.reloadable? }
end
end
# Captures the common pattern where a base class should not be reloaded,
# but its subclasses should be.
module Subclasses
def self.included(base) #nodoc:
base.send :include, Reloadable
(class << base; self; end).send(:define_method, :reloadable?) do
base != self
end
end
end
end
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