def grow_step_at
import bend-collections@1.0.0.0/src/containers/dynamic_array.bend as DynamicArrayimport Base
391def grow_step_at(~T: Data, +n: Nat, st: DynArray<&2, T>) -> DynArray<&2, T>:
392 DA{limit, +depth, +cap, len, arr} = st
393 grow_if_at(~T, limit, depth, cap, len, arr, Nat.is_le(n, cap))