Function computedOper

src/index.ts:333–366

(this: ComputedNode<T>)

}

function computedOper<T>(this: ComputedNode<T>): T {
	const flags = this.flags;
	if (
		flags & ReactiveFlags.Dirty
		|| (
			flags & ReactiveFlags.Pending
			&& (
				checkDirty(this.deps!, this)
				|| (this.flags = flags & ~ReactiveFlags.Pending, false)
			)
		)
	) {
		if (updateComputed(this)) {
			const subs = this.subs;
			if (subs !== undefined) {
				shallowPropagate(subs);
			}
		}
	} else if (!flags) {
		this.flags = ReactiveFlags.Mutable | ReactiveFlags.RecursedCheck;
		const prevSub = setActiveSub(this);
		try {
			this.value = this.getter();
		} finally {
			activeSub = prevSub;
			this.flags &= ~ReactiveFlags.RecursedCheck;
		}
	}
	const sub = activeSub;
	if (sub !== undefined) {
		link(this, sub, cycle);
	}
	return this.value!;
}

function signalOper<T>(this: SignalNode<T>, ...value: [T]): T | void {
	if (value.length) {