Module: Overider

Defined in:
lib/overider.rb,
lib/overider/version.rb

Constant Summary collapse

VERSION =
"0.0.1"

Instance Method Summary collapse

Instance Method Details

#overide(sym, &pr) ⇒ Object



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# File 'lib/overider.rb', line 4

def overide(sym, &pr)
  orig_unbound_method = self.instance_method(sym)

  define_method(sym) do |*a, &blk|
    orig_self = self
    obj = Object.new

    obj.define_singleton_method(:overiden) do |*a, &blk|
      orig_bound_method = orig_unbound_method.bind(orig_self)

      if !!blk then
        orig_bound_method.call *a, &blk
      else
        orig_bound_method.call *a
      end
    end

    if !!blk then
      obj.instance_exec(*a, blk, &pr)
    else
      obj.instance_exec(*a, &pr)
    end
  end
end