def Vec.push
import bend-kit-collections@0.1.4.1/vec.bend as Vecimport Base
47def Vec.push(~T: Data, v: Vec<T>, +x: T) -> Vec<T>:
48 match v:
49 case VNil{}:
50 Vec{1, ALeaf{x}}
51 case Vec{+n, buf}:
52 Vec.push.at(~T, n, x, Array.size(T, buf))