local H={}H.__index=H function H.new(e,d)return setmetatable({_connected=true,_signal=e;_fn=d;_next=false},H)end function H.Disconnect(H)H._connected=false if H._signal._handlerListHead==H then H._signal._handlerListHead=H._next else local e=H._signal._handlerListHead while e and e._next~=H do e=e._next end if e then e._next=H._next end end end
-- Connection class
local Connection = {}
Connection.__index = Connection

function Connection.new(signal, fn)
	return setmetatable({
		_connected = true,
		_signal = signal,
		_fn = fn,
		_next = false,
	}, Connection)
end

function Connection:Disconnect()
	self._connected = false

	-- Unhook the node, but DON'T clear it. That way any fire calls that are
	-- currently sitting on this node will be able to iterate forwards off of
	-- it, but any subsequent fire calls will not hit it, and it will be GCed
	-- when no more fire calls are sitting on it.
	if self._signal._handlerListHead == self then
		self._signal._handlerListHead = self._next
	else
		local prev = self._signal._handlerListHead
		while prev and prev._next ~= self do
			prev = prev._next
		end
		if prev then
			prev._next = self._next
		end
	end
end
