Method getContextTsh

lib/FileSystemInfo.js:1774–1788

* Returns context tsh. * @param {string} path context path * @param {(err?: WebpackError | null, resolvedContextTimestampAndHash?: ResolvedContextTimestampAndHash | null) => void} callback callback function * @returns {void}

(path, callback)

	 * @returns {void}
	 */
	getContextTsh(path, callback) {
		const cache = this._contextTshs.get(path);
		if (cache !== undefined) {
			const resolved = getResolvedTimestamp(cache);
			if (resolved !== undefined) return callback(null, resolved);
			return this._resolveContextTsh(cache, callback);
		}
		this.contextTshQueue.add(path, (err, _entry) => {
			if (err) return callback(err);
			const entry = /** @type {ContextTimestampAndHash} */ (_entry);
			const resolved = getResolvedTimestamp(entry);
			if (resolved !== undefined) return callback(null, resolved);
			this._resolveContextTsh(entry, callback);
		});
	}

	/**
	 * Get unresolved context tsh.