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Contents
# TITLE:
#
# Behavior
#
# SUMMARY:
#
# Create temporary extensions.
#
# COPYRIGHT:
#
# Copyright (c) 2005 Nobuyoshi Nakada
#
# LICENSE:
#
# Ruby License
#
# This module is free software. You may use, modify, and/or redistribute this
# software under the same terms as Ruby.
#
# This program is distributed in the hope that it will be useful, but WITHOUT
# ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or FITNESS
# FOR A PARTICULAR PURPOSE.
#
# AUTHORS:
#
# - Nobuyoshi Nakada
#
# TODOs:
#
# - What was it? Something about Namespace...
# = Behavior
#
class Behavior < Module
#
def define(behavior, &body)
if body
define_method(behavior, &body)
else
behavior.each do |behavior, body|
if body
define_method(behavior, &body)
elsif body.nil?
remove_method(behavior)
else
undef_method(behavior)
end
end
end
end
end
module Kernel
#
def behaving(behavior, &body)
unless @_behaviors
extend(@_behaviors = Behavior.new)
end
@_behaviors.define(behavior, &body)
end
end
# OLD IMPLEMENTATION
=begin
class Behavior < Module
def initialize(behavior, &body)
if body
define_method(behavior, &body)
else
behavior.each do |behavior, body|
if body
define_method(behavior, &body)
elsif body.nil?
remove_method(behavior)
else
undef_method(behavior)
end
end
end
end
end
module Kernel
def behaving(behavior, &body)
extend(Behavior.new(behavior, &body))
end
end
=end
Version data entries
13 entries across 13 versions & 1 rubygems