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synced 2022-11-09 12:12:34 -05:00
85 lines
3.2 KiB
Ruby
85 lines
3.2 KiB
Ruby
# frozen_string_literal: true
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require "active_support/core_ext/array/extract_options"
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require "active_support/core_ext/module/redefine_method"
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module ActiveSupport
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class Deprecation
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module MethodWrapper
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# Declare that a method has been deprecated.
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#
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# class Fred
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# def aaa; end
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# def bbb; end
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# def ccc; end
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# def ddd; end
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# def eee; end
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# end
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#
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# Using the default deprecator:
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# ActiveSupport::Deprecation.deprecate_methods(Fred, :aaa, bbb: :zzz, ccc: 'use Bar#ccc instead')
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# # => Fred
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#
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# Fred.new.aaa
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# # DEPRECATION WARNING: aaa is deprecated and will be removed from Rails 5.1. (called from irb_binding at (irb):10)
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# # => nil
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#
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# Fred.new.bbb
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# # DEPRECATION WARNING: bbb is deprecated and will be removed from Rails 5.1 (use zzz instead). (called from irb_binding at (irb):11)
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# # => nil
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#
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# Fred.new.ccc
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# # DEPRECATION WARNING: ccc is deprecated and will be removed from Rails 5.1 (use Bar#ccc instead). (called from irb_binding at (irb):12)
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# # => nil
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#
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# Passing in a custom deprecator:
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# custom_deprecator = ActiveSupport::Deprecation.new('next-release', 'MyGem')
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# ActiveSupport::Deprecation.deprecate_methods(Fred, ddd: :zzz, deprecator: custom_deprecator)
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# # => [:ddd]
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#
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# Fred.new.ddd
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# DEPRECATION WARNING: ddd is deprecated and will be removed from MyGem next-release (use zzz instead). (called from irb_binding at (irb):15)
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# # => nil
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#
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# Using a custom deprecator directly:
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# custom_deprecator = ActiveSupport::Deprecation.new('next-release', 'MyGem')
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# custom_deprecator.deprecate_methods(Fred, eee: :zzz)
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# # => [:eee]
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#
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# Fred.new.eee
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# DEPRECATION WARNING: eee is deprecated and will be removed from MyGem next-release (use zzz instead). (called from irb_binding at (irb):18)
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# # => nil
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def deprecate_methods(target_module, *method_names)
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options = method_names.extract_options!
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deprecator = options.delete(:deprecator) || self
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method_names += options.keys
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mod = nil
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method_names.each do |method_name|
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message = options[method_name]
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if target_module.method_defined?(method_name) || target_module.private_method_defined?(method_name)
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method = target_module.instance_method(method_name)
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target_module.module_eval do
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redefine_method(method_name) do |*args, &block|
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deprecator.deprecation_warning(method_name, message)
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method.bind(self).call(*args, &block)
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end
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ruby2_keywords(method_name) if respond_to?(:ruby2_keywords, true)
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end
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else
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mod ||= Module.new
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mod.module_eval do
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define_method(method_name) do |*args, &block|
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deprecator.deprecation_warning(method_name, message)
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super(*args, &block)
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end
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ruby2_keywords(method_name) if respond_to?(:ruby2_keywords, true)
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end
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end
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end
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target_module.prepend(mod) if mod
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end
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end
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end
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end
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