End of Life Ruby 3.1 has reached end of life and gets no more fixes. Switch to Ruby 4.0 →
instance method
SingleForwardable#def_delegator
def_delegator(accessor, method, ali = method)
lib/forwardable.rb
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# File tmp/rubies/ruby-3.1.3/lib/forwardable.rb, line 308
def def_single_delegator(accessor, method, ali = method)
gen = Forwardable._delegator_method(self, accessor, method, ali)
ret = instance_eval(&gen)
singleton_class.__send__(:ruby2_keywords, ali) if RUBY_VERSION >= '2.7'
ret
end
Alias of #def_single_delegator
Defines a method method which delegates to accessor (i.e. it calls the method of the same name in accessor). If new_name is provided, it is used as the name for the delegate method. Returns the name of the method defined.