module Async::IO

def self.try_convert(io, &block)

Convert a Ruby ::IO object to a wrapped instance:
def self.try_convert(io, &block)
	if wrapper_class = Generic::WRAPPERS[io.class]
		wrapper_class.new(io, &block)
	else
		raise ArgumentError.new("Unsure how to wrap #{io.class}!")
	end
end