def_instance_delegator

def_instance_delegator(accessor, method, ali = method)

Instance Public methods

Define method as delegator instance method with an optional alias name ali. Method calls to ali will be delegated to accessor.method.

class MyQueue
  extend Forwardable
  attr_reader :queue
  def initialize
    @queue = []
  end
 
  def_delegator :@queue, :push, :mypush
end
 
q = MyQueue.new
q.mypush 42
q.queue    #=> [42]
q.push 23  #=> NoMethodError

def_delegator

Links:

https://github.com/ruby/ruby/blob/5a7c4d2a78f78804a0508c56fbdf26738251bb5b/lib/forwardable.rb#L167

doc_ruby_on_rails

2025-01-10 15:47:30

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