assert(allocator != NULL & src != NULL && dst != NULL);

  {ArrayType} *output = dst;

  if (src->count >= dst->capacity) {{
    u64 new_capacity = wapp_misc_utils_u64_round_up_pow2(dst->capacity * 2);
    output           = ({ArrayType} *)_array_alloc_capacity(allocator, new_capacity, src->item_size);
    if (!output) {{
      output = dst;
      goto RETURN_{Tupper}_ARRAY_COPY_ALLOC;
    }}
  }}

  wapp_{Tlower}_array_clear(output);
  wapp_{Tlower}_array_copy_capped(src, output);

RETURN_{Tupper}_ARRAY_COPY_ALLOC:
  return output;