Method constructor

lib/FileSystemInfo.js:1262–1462

* Creates an instance of FileSystemInfo. * @param {InputFileSystem} fs file system * @param {object} options options * @param {Iterable<string | RegExp>=} options.unmanagedPaths paths that are not managed by a package manager and the contents are subject to change * @param {Iterable<string |

(
		fs,
		{
			unmanagedPaths = [],
			managedPaths = [],
			immutablePaths = [],
			logger,
			hashFunction = DEFAULTS.HASH_FUNCTION
		} = {}
	)

	 * @param {HashFunction=} options.hashFunction the hash function to use
	 */
	constructor(
		fs,
		{
			unmanagedPaths = [],
			managedPaths = [],
			immutablePaths = [],
			logger,
			hashFunction = DEFAULTS.HASH_FUNCTION
		} = {}
	) {
		/** @type {InputFileSystem} */
		this.fs = fs;
		this.logger = logger;
		/** @type {number} */
		this._remainingLogs = logger ? 40 : 0;
		/** @type {LoggedPaths | undefined} */
		this._loggedPaths = logger ? new Set() : undefined;
		/** @type {HashFunction} */
		this._hashFunction = hashFunction;
		/** @type {WeakMap<Snapshot, boolean | CheckSnapshotValidCallback[]>} */
		this._snapshotCache = new WeakMap();
		/** @type {SnapshotOptimization<FileSystemInfoEntry | null, false>} */
		this._fileTimestampsOptimization = new SnapshotOptimization(
			(s) => s.hasFileTimestamps(),
			(s) => s.fileTimestamps,
			(s, v) => s.setFileTimestamps(v)
		);
		/** @type {SnapshotOptimization<string | null, false>} */
		this._fileHashesOptimization = new SnapshotOptimization(
			(s) => s.hasFileHashes(),
			(s) => s.fileHashes,
			(s, v) => s.setFileHashes(v),
			false
		);
		/** @type {SnapshotOptimization<string | TimestampAndHash | null, false>} */
		this._fileTshsOptimization = new SnapshotOptimization(
			(s) => s.hasFileTshs(),
			(s) => s.fileTshs,
			(s, v) => s.setFileTshs(v)
		);
		/** @type {SnapshotOptimization<ResolvedContextFileSystemInfoEntry | null, false>} */
		this._contextTimestampsOptimization = new SnapshotOptimization(
			(s) => s.hasContextTimestamps(),
			(s) => s.contextTimestamps,
			(s, v) => s.setContextTimestamps(v)
		);
		/** @type {SnapshotOptimization<string | null, false>} */
		this._contextHashesOptimization = new SnapshotOptimization(
			(s) => s.hasContextHashes(),
			(s) => s.contextHashes,
			(s, v) => s.setContextHashes(v),
			false
		);
		/** @type {SnapshotOptimization<ResolvedContextTimestampAndHash | null, false>} */
		this._contextTshsOptimization = new SnapshotOptimization(
			(s) => s.hasContextTshs(),
			(s) => s.contextTshs,
			(s, v) => s.setContextTshs(v)