Function trigger

src/index.ts:212–238

(fn: () => void)

}

export function trigger(fn: () => void) {
	const sub: ReactiveNode = {
		deps: undefined,
		depsTail: undefined,
		flags: ReactiveFlags.Watching,
	};
	const prevSub = setActiveSub(sub);
	try {
		fn();
	} finally {
		activeSub = prevSub;
		sub.flags = ReactiveFlags.None;
		let link = sub.deps;
		while (link !== undefined) {
			const dep = link.dep;
			link = unlink(link, sub);
			const subs = dep.subs;
			if (subs !== undefined) {
				propagate(subs, !!runDepth);
				shallowPropagate(subs);
			}
		}
		if (!batchDepth) {
			flush();
		}
	}
}

function updateComputed(c: ComputedNode): boolean {
	if (c.flags & HasChildEffect) {