module Concurrent::ExecutorService

def <<(task)

@!macro executor_service_method_left_shift 
def <<(task)
  post(&task)
  self
end

def can_overflow?

Other tags:
    Note: - Always returns `false` 
def can_overflow?
  false
end

def post(*args, &task)

@!macro executor_service_method_post 
def post(*args, &task)
  raise NotImplementedError
end

def serialized?

Other tags:
    Note: - Always returns `false` 
def serialized?
  false
end