World building with code

Parts and models

--!strict
local function makePart(size: Vector3, cframe: CFrame, props: { [string]: any }?): Part
	local part = Instance.new("Part")
	part.Anchored = true
	part.Size = size
	part.CFrame = cframe
	part.TopSurface = Enum.SurfaceType.Smooth
	part.BottomSurface = Enum.SurfaceType.Smooth
	for key, value in props or {} do
		(part :: any)[key] = value
	end
	return part -- caller sets Parent last
end