Method decodeValue

lib/serialization/ObjectMiddleware.js:789–913

()

		 * @returns {ComplexSerializableType} deserialize value
		 */
		const decodeValue = () => {
			const item = read();

			if (item === ESCAPE) {
				const nextItem = read();

				if (nextItem === ESCAPE_ESCAPE_VALUE) {
					return ESCAPE;
				} else if (nextItem === ESCAPE_UNDEFINED) {
					// Nothing
				} else if (nextItem === ESCAPE_END_OBJECT) {
					throw new Error(
						`Unexpected end of object at position ${currentDataPos - 1}`
					);
				} else {
					const request = nextItem;
					/** @type {undefined | ObjectSerializer} */
					let serializer;

					if (typeof request === "number") {
						if (request < 0) {
							// relative reference
							return referenceable[currentPos + request];
						}
						serializer = objectTypeLookup[currentPosTypeLookup - request];
					} else {
						if (typeof request !== "string") {
							throw new Error(
								`Unexpected type (${typeof request}) of request ` +
									`at position ${currentDataPos - 1}`
							);
						}
						const name = /** @type {string} */ (read());

						serializer = ObjectMiddleware._getDeserializerForWithoutError(
							request,
							name
						);

						if (serializer === undefined) {
							if (request && !loadedRequests.has(request)) {
								let loaded = false;
								for (const [regExp, loader] of loaders) {
									if (regExp.test(request) && loader(request)) {
										loaded = true;
										break;
									}
								}
								if (!loaded) {
									require(request);
								}

								loadedRequests.add(request);
							}

							serializer = ObjectMiddleware.getDeserializerFor(request, name);
						}