Function getUsedChunkIds

lib/ids/IdHelpers.js:285–302

(compilation)

 * @returns {UsedChunkIds} used chunk ids as strings
 */
const getUsedChunkIds = (compilation) => {
	/** @type {UsedChunkIds} */
	const usedIds = new Set();
	if (compilation.usedChunkIds) {
		for (const id of compilation.usedChunkIds) {
			usedIds.add(String(id));
		}
	}

	for (const chunk of compilation.chunks) {
		const chunkId = chunk.id;
		if (chunkId !== null) {
			usedIds.add(String(chunkId));
		}
	}

	return usedIds;
};

/**
 * Returns list of items without a name.