fix

core/input.lua

@@ -213,14 +213,14 @@ end
 input.subscribe = subscription.create
 
 --Since the introduction of the relative subscriptions, there is more utility in ommiting coordinates by default
-input.sub = function(eventType, callback, cbOff, x, y, w, h)
+setmetatable(input, {__call = function(eventType, callback, cbOff, x, y, w, h)
 	x = x or 0
 	y = y or 0
 	w = w or 1
 	h = h or 1
 
 	subscription.create(x,y,w,h,eventType,callback,cbOff)
-end
+end})
 
 function input.eventHandlers.mousereleased(x, y, btn)
 	local captured = false

init.lua

@@ -12,11 +12,11 @@ helium.input   = require(path..".core.input")
 helium.loader  = require(path..".loader")
 helium.elementBuffer = {}
 helium.__index = helium
-helium.__call = function(s,chunk)
+setmetatable(helium, {__call = function(s,chunk)
 	return function(param,w,h)
 		return helium.element(chunk,nil,w,h,param)
 	end
-end
+end})
 
 function helium.render()
 	--We don't want any side effects affecting internal rendering