48 lines
621 B
Lua
48 lines
621 B
Lua
local Object = {}
|
|
Object.__index = Object
|
|
|
|
|
|
function Object:new()
|
|
end
|
|
|
|
|
|
function Object:extend()
|
|
local cls = {}
|
|
for k, v in pairs(self) do
|
|
if k:find("__") == 1 then
|
|
cls[k] = v
|
|
end
|
|
end
|
|
cls.__index = cls
|
|
cls.super = self
|
|
setmetatable(cls, self)
|
|
return cls
|
|
end
|
|
|
|
|
|
function Object:is(T)
|
|
local mt = getmetatable(self)
|
|
while mt do
|
|
if mt == T then
|
|
return true
|
|
end
|
|
mt = getmetatable(mt)
|
|
end
|
|
return false
|
|
end
|
|
|
|
|
|
function Object:__tostring()
|
|
return "Object"
|
|
end
|
|
|
|
|
|
function Object:__call(...)
|
|
local obj = setmetatable({}, self)
|
|
obj:new(...)
|
|
return obj
|
|
end
|
|
|
|
|
|
return Object
|