Function errorsSpaceLimit

lib/stats/DefaultStatsFactoryPlugin.js:2014–2070

(errors, max)

 * @returns {[StatsError[], number]} error space limit
 */
const errorsSpaceLimit = (errors, max) => {
	let filtered = 0;
	// Can not fit into limit
	// print only messages
	if (errors.length + 1 >= max) {
		return [
			errors.map((error) => {
				if (typeof error === "string" || !error.details) return error;
				filtered++;
				return { ...error, details: "" };
			}),
			filtered
		];
	}
	let fullLength = errors.length;
	let result = errors;

	let i = 0;
	for (; i < errors.length; i++) {
		const error = errors[i];
		if (typeof error !== "string" && error.details) {
			const splitted = error.details.split("\n");
			const len = splitted.length;
			fullLength += len;
			if (fullLength > max) {
				result = i > 0 ? errors.slice(0, i) : [];
				const overLimit = fullLength - max + 1;
				const error = errors[i++];
				result.push({
					...error,
					details:
						/** @type {string} */
						(error.details).split("\n").slice(0, -overLimit).join("\n"),
					filteredDetails: overLimit
				});
				filtered = errors.length - i;
				for (; i < errors.length; i++) {
					const error = errors[i];
					if (typeof error === "string" || !error.details) result.push(error);
					result.push({ ...error, details: "" });
				}
				break;
			} else if (fullLength === max) {
				result = errors.slice(0, ++i);
				filtered = errors.length - i;
				for (; i < errors.length; i++) {
					const error = errors[i];
					if (typeof error === "string" || !error.details) result.push(error);
					result.push({ ...error, details: "" });
				}
				break;
			}
		}
	}

	return [result, filtered];
};