Method logByLoadersSummary

lib/Compilation.js:3304–3365

(category, getDuration, getParallelism)

			 * @param {(profile: ModuleProfile) => number} getParallelism get parallelism callback
			 */
			const logByLoadersSummary = (category, getDuration, getParallelism) => {
				/** @type {Map<string, { module: Module, profile: ModuleProfile }[]>} */
				const map = new Map();
				for (const [module, profile] of modulesWithProfiles) {
					const list = getOrInsert(
						map,
						`${module.type}!${module.identifier().replace(/(!|^)[^!]*$/, "")}`,
						() => []
					);
					list.push({ module, profile });
				}

				let sum = 0;
				let max = 0;
				for (const [key, modules] of map) {
					let innerSum = 0;
					let innerMax = 0;
					for (const { module, profile } of modules) {
						const p = getParallelism(profile);
						const d = getDuration(profile);
						if (d === 0 || p === 0) continue;
						const t = d / p;
						innerSum += t;
						/* istanbul ignore next -- @preserve: only slow (>10ms) modules are logged, timing-dependent */
						if (t > 10) {
							logByValue(
								t,
								` |  | ${Math.round(t)} ms${
									p >= 1.1 ? ` (parallelism ${Math.round(p * 10) / 10})` : ""
								} ${category} > ${module.readableIdentifier(
									this.requestShortener
								)}`
							);
							innerMax = Math.max(innerMax, t);
						}
					}
					sum += innerSum;
					if (innerSum <= 10) continue;
					const idx = key.indexOf("!");
					const loaders = key.slice(idx + 1);
					const moduleType = key.slice(0, idx);
					const t = Math.max(innerSum / 10, innerMax);
					logByValue(
						t,
						` | ${Math.round(innerSum)} ms ${category} > ${
							loaders
								? `${
										modules.length
									} x ${moduleType} with ${this.requestShortener.shorten(
										loaders
									)}`
								: `${modules.length} x ${moduleType}`
						}`
					);
					max = Math.max(max, t);
				}
				if (sum <= 10) return;
				logByValue(