Function array_grow

src/util/arr.h:118–121

Ensure capacity for the array to grow by one */

/* Ensure capacity for the array to grow by one */
static inline array_t array_grow(array_t arr, size_t n) {
	array_hdr(arr)->len += n;
	return array_ensure_cap(arr, array_hdr(arr)->len);
}

static inline array_t array_ensure_len(array_t arr, size_t len) {
	if(len <= array_len(arr)) {