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Contents
# This is a direct copy of the facets library metaclass stuff.
# used by Tarantula pulling in all of Facets doesn't make sense here.
# From lib/core/facets/metaid.rb
module Kernel
def meta_alias(*args)
meta_class do
alias_method(*args)
end
end
def meta_eval(str=nil, &blk)
if str
meta_class.instance_eval(str)
else
meta_class.instance_eval(&blk)
end
end
def meta_def( name, &block )
meta_class do
define_method( name, &block )
end
end
def meta_class(&block)
if block_given?
(class << self; self; end).class_eval(&block)
else
(class << self; self; end)
end
end
alias_method :metaclass, :meta_class
def eigenclass
(class << self; self; end)
end
end
class Module
def class_def name, &blk
class_eval { define_method name, &blk }
end
protected :attr
protected :attr_reader
protected :attr_writer
protected :attr_accessor
protected :remove_method
protected :undef_method
end
# From /lib/more/facets/kernel/meta.rb
module Kernel
def meta
@_meta_functor ||= Functor.new do |op,*args|
(class << self; self; end).send(op,*args)
end
end
end
# From /lib/core/facets/functor.rb
class Functor
private(*instance_methods.select { |m| m !~ /(^__|^binding$)/ })
def initialize(&function)
@function = function
end
def to_proc
@function
end
def method_missing(op, *args, &blk)
@function.call(op, *args, &blk)
end
end
Version data entries
31 entries across 31 versions & 6 rubygems