gistfile1.js

				{
					buildEnd() {
						const deps = [];

						Array.from(this.moduleIds).forEach(v => {
							let m = this.getModuleInfo(v);
							if (m != null && !m.isExternal) {
								for (const source of m.importedIds) {
									deps.push({ target: m.id, source})
								}
							}
						});

						fs.writeFileSync(path.join(__dirname, 'graph.json'), JSON.stringify(deps, null, 2));
					},
         }