class Async::IO::SSLSocket

def self.connect(socket, context, hostname = nil, &block)
	client = self.new(socket, context)
	
	# Used for SNI:
	if hostname
		client.hostname = hostname
	end
	
	begin
		client.connect
	rescue
		# If the connection fails (e.g. certificates are invalid), the caller never sees the socket, so we close it and raise the exception up the chain.
		client.close
		
		raise
	end
	
	return client unless block_given?
	
	begin
		yield client
	ensure
		client.close
	end
end