#$ Basic struct deconstruction (non-polymorphic)
# 5
# 3
# 2
# 6
# 4
# 3

Vec3
	Vec3 I32 I32 I32

fn mk-vec3 (x, y, z)
	return Vec3(x, y, z)

fn print-vec3 (v)
	case v
		Vec3(x, y, z)
			println(x)
			println(y)
			println(z)

	return


fn add-vec3 (v, v')
	case v
		Vec3(x, y, z)

			# you can use a tuple to not have to nest this. but i'm not testing that currently.
			case v'
				Vec3(x', y', z')
					return Vec3(x + x', y + y', z + z')


v = mk-vec3(5, 3, 2)
print-vec3(v)

vo = mk-vec3(1, 1, 1)
vv = add-vec3(v, vo)
print-vec3(vv)