Sha256: 28560aa872a1adc6ca70b027cc6a68c87df5f0bc82619b654bfbc285e4f70510
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Size: 1.64 KB
Versions: 9
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Contents
#
# Fix for ruby's broken include.
# Included modules doesn't propagated to it's children.
#
# Test case:
# module A; end
# module B
# include A
# end
#
# module Plugin; end
# A.send(:include, Plugin)
#
# p "Ancestors of A: " + A.ancestors.join(', ') # => "Ancestors of A: A, Plugin"
# p "Ancestors of B: " + B.ancestors.join(', ') # => "Ancestors of B: B, A" << NO PLUGIN!
#
class Module
def directly_included_by
@directly_included_by ||= Set.new
end
def fixed_include mod
unless mod.directly_included_by.include? self
mod.directly_included_by.add self
end
include mod
directly_included_by.each do |child|
child.fixed_include self
end
end
end
#
# Inheritance
#
class Module
def class_prototype
unless @class_prototype
unless const_defined? :ClassMethods
class_eval "module ClassMethods; end", __FILE__, __LINE__
end
@class_prototype = const_get :ClassMethods
(class << self; self end).fixed_include @class_prototype
end
@class_prototype
end
def class_methods &block
if block
class_prototype.class_eval &block
extend class_prototype
else
class_prototype.instance_methods
end
end
def inherit *modules
modules.each do |mod|
# Instance Methods
fixed_include mod
# Class Methods
if self.class == Module
class_prototype.fixed_include mod.class_prototype
else
(class << self; self end).fixed_include mod.class_prototype
end
# callback
mod.inherited self if mod.respond_to? :inherited
end
end
end
Version data entries
9 entries across 9 versions & 2 rubygems