Function normalizeChunksFilter

lib/optimize/SplitChunksPlugin.js:469–485

(chunks)

 * @returns {ChunkFilterFn | undefined} the chunk filter function
 */
const normalizeChunksFilter = (chunks) => {
	if (chunks === "initial") {
		return INITIAL_CHUNK_FILTER;
	}
	if (chunks === "async") {
		return ASYNC_CHUNK_FILTER;
	}
	if (chunks === "all") {
		return ALL_CHUNK_FILTER;
	}
	if (chunks instanceof RegExp) {
		return (chunk) => (chunk.name ? chunks.test(chunk.name) : false);
	}
	if (typeof chunks === "function") {
		return chunks;
	}
};

/**
 * Normalizes cache groups.