Function next

packages/svelte/src/internal/client/reactivity/deriveds.js:267–279

@param {Promise } p

(p)

	return new Promise((fulfil) => {
		/** @param {Promise<V>} p */
		function next(p) {
			function go() {
				if (p === promise) {
					fulfil(signal);
				} else {
					// if the effect re-runs before the initial promise
					// resolves, delay resolution until we have a value
					next(promise);
				}
			}

			p.then(go, go);
		}

		next(promise);
	});