local __TS__DescriptorGet
do
    local getmetatable = _G.getmetatable
    local ____rawget = _G.rawget
    function __TS__DescriptorGet(self, metatable, key)
        while metatable do
            local rawResult = ____rawget(metatable, key)
            if rawResult ~= nil then
                return rawResult
            end
            local descriptors = ____rawget(metatable, "_descriptors")
            if descriptors then
                local descriptor = descriptors[key]
                if descriptor ~= nil then
                    if descriptor.get then
                        return descriptor.get(self)
                    end
                    return descriptor.value
                end
            end
            metatable = getmetatable(metatable)
        end
    end
end