Function sumSize

lib/util/deterministicGrouping.js:108–115

(nodes, start)

 * @returns {Sizes} total size
 */
const sumSize = (nodes, start) => {
	/** @type {Sizes} */
	const sum = Object.create(null);
	for (let i = start || 0; i < nodes.length; i++) {
		addSizeTo(sum, nodes[i].size);
	}
	return sum;
};

/**
 * Checks whether this object is too big.