16 lines
422 B
Ruby
16 lines
422 B
Ruby
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class Object
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def instance_exec(*args, &block)
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method_name = :__temp_instance_exec_method
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singleton_class = (class << self; self; end)
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singleton_class.class_eval do
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define_method(method_name, &block)
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end
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send(method_name, *args)
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ensure
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singleton_class.class_eval do
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remove_method(method_name) if method_defined?(method_name)
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end
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end unless method_defined?(:instance_exec)
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end
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