Method mark

packages/svelte/src/internal/client/reactivity/batch.js:530–549

(value)

		 * @param {Value} value
		 */
		const mark = (value) => {
			var reactions = value.reactions;
			if (reactions === null) return;

			for (const reaction of reactions) {
				var flags = reaction.f;

				if ((flags & DERIVED) !== 0) {
					mark(/** @type {Derived} */ (reaction));
				} else {
					var effect = /** @type {Effect} */ (reaction);

					if (flags & (ASYNC | BLOCK_EFFECT) && !this.async_deriveds.has(effect)) {
						this.#maybe_dirty_effects.delete(effect);
						set_signal_status(effect, DIRTY);
						this.schedule(effect);
					}
				}
			}
		};

		for (const source of this.current.keys()) {
			mark(source);