refactoring

control.lua

@@ -58,7 +58,7 @@ end
 
 function public.event_listener(event, cb)
 	local listener_id = unique_id
-	listeners[listener_id] = { event=event, cb=cb, kill=function(...) auto[arg] = true if arg.n == 0 or arg[1] then kill_listener(listener_id) end end }
+	listeners[listener_id] = { event=event, cb=cb, kill=vararg-function(arg) if getn(arg) == 0 or arg[1] then kill_listener(listener_id) end end }
 	event_frame:RegisterEvent(event)
 	return listener_id
 end

core/scan.lua

@@ -44,7 +44,7 @@ end
 
 function private.query.get() return state.params.queries[state.query_index] end
 
-function wait_for_callback(...) auto[arg] = true
+function private.vararg.wait_for_callback(arg)
 	local send_signal, signal_received = signal()
 	local suspended, ret
 

libs/green_t.lua

@@ -139,7 +139,11 @@ do
 		setfenv(chunk, {f=f, setn=setn, acquire=acquire, set_auto_release=set_auto_release})
 		return chunk()
 	end
-	public.vararg = vararg
+	public.vararg = setmetatable({}, {
+		__metatable = false,
+		__call = function(_, v) return vararg(v) end,
+		__sub = function(_, v) return vararg(v) end,
+	})
 end
 
 public.A = vararg(function(arg)

util/core.lua

@@ -101,8 +101,9 @@ function public.vararg.partial(arg)
 	end)
 end
 
-function public.index(t, ...) auto[arg] = true
-	for i = 1, arg.n do t = t and t[arg[i]] end return t
+function public.vararg.index(arg)
+	local t = tremove(arg, 1)
+	for i = 1, getn(arg) do t = t and t[arg[i]] end return t
 end
 
 public.huge = 1.8 * 10 ^ 308