//ww:run-exit 72
package main;
type capture = struct { content: str, start: size, end: size };
type t = struct { pc: size, cap: capture };
fn grab(ts: *[]t, i: size) i32 = {
	let c: capture = (*ts)[i].cap;
	if (c.start != 11) { return 1; };
	if (c.end != 13) { return 2; };
	if (c.content.len != 3) { return 3; };
	return 0;
};
export fn main() i32 = {
	let ts: []t = [];
	append(ts, t { pc = 5, cap = capture { content = "abc", start = 11, end = 13 } });
	let rc: i32 = grab(&ts, 0);
	if (rc != 0) { return rc; };
	return 72;
};