groupChunksByExports = module => {
						const exportsInfo = moduleGraph.getExportsInfo(module);
						const groupedByUsedExports = new Map();
						for (const chunk of chunkGraph.getModuleChunksIterable(module)) {
							const key = exportsInfo.getUsageKey(chunk.runtime);
							const list = groupedByUsedExports.get(key);
							if (list !== undefined) {
								list.push(chunk);
							} else {
								groupedByUsedExports.set(key, [chunk]);
							}
						}
						return groupedByUsedExports.values();
					}
@param {Module} module the module
@returns {Iterable<Chunk[]>} groups of chunks with equal exports