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Versions: 9
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Contents
# this file gona be gem!
#
# TODO:
# use Modules.call as a default method, instead of using used do
class MetaModule < Module
# use .new so I don't bother user to use super in #initialize
def self.new(*)
super.tap { |x| x.send :include, self::Methods }
end
def self.used &block
define_method :included, &block
define_method :extended, &block
end
end
class MetaModule2 #< Class
def self.new *params
_params = params.join ?,
a_params = params.map{|x|"@#{x}"}.join ?,
Class.new(MetaModule) do
eval "def initialize(#{_params}); #{a_params} = #{_params} end"
private; attr_reader *params
end
end
end
class My2 < MetaModule2.new :x, :y
used do |target|
target.check x
target.check y
target.check [x,y]
end
module Methods
def check given
p given
end
end
end
# module Context
# extend My2.new 1, 2
# end
# class My < MetaModule
# def initialize name
# @name = name
# end
# used do |at|
# at.abc @name
# end
# module Methods
# def abc given; p given end
# end
# end
# module A
# extend My.new 123
# end
# include My.new 234
Version data entries
9 entries across 9 versions & 2 rubygems