Module:Buffer
Documentation for this module may be created at Module:Buffer/doc
return setmetatable({
__index = {
_ = function(self, v)
if v then
table.insert(self, v)
end
return self
end,
_in = function(self, v)
return setmetatable({
parent = self,
_out = function(child, v2, outs)
local parent = child.parent:_(child(v2))
if outs and outs > 0 then repeat
child = parent
parent = parent.parent
outs = parent and parent:_(child()) and (outs - 1) or 0
until outs == 0 end
return parent or child
end,
v or nil
}, getmetatable(self))
end
},
__call = function(t, i)
return table.concat(t, i)
end
},
{__call = function(self, v)
return setmetatable({v or nil}, self)
end
})