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local ReceiverBase = require("core:erm.ReceiverBase")
local FU = ReceiverBase:new()
function FU:new(ERM, fun)
assert(fun, "!!FU requires 1 argument")
return ReceiverBase.new(self,
{
ERM=ERM,
fun=fun,
})
end
function FU:P(x, ...)
local argc = select('#', ...)
local newx = {}
local ret = {}
for idx = 1, argc do
local v = (select(idx, ...))
idx = tostring(idx)
if v ~= nil then
newx[idx] = v
end
end
self.ERM:callFunction(self.fun, newx)
for idx = 1, argc do
local v = (select(idx, ...))
if v == nil then
ret[idx] = newx[tostring(idx)]
else
ret[idx] = nil
end
end
return unpack(ret)
end
return FU
|
