webpack/lib/wasm-async/AsyncWasmModule.js

Packs ECMAScript/CommonJs/AMD modules for the browser. Allows you to split your codebase into multiple bundles, which can be loaded on demand. Supports loaders to preprocess files, i.e. json, jsx, es7, css, less, ... and your custom stuff.

/*
	MIT License http://www.opensource.org/licenses/mit-license.php
*/

"use strict";

const NormalModule = require("../NormalModule");
const makeSerializable = require("../util/makeSerializable");

/** @typedef {import("../Module")} Module */
/** @typedef {import("../NormalModule").NormalModuleCreateData} NormalModuleCreateData */
/** @typedef {import("../dependencies/ImportPhase").ImportPhaseName} ImportPhaseName */
/** @typedef {import("../serialization/ObjectMiddleware").ObjectDeserializerContext<[ImportPhaseName | undefined]>} ObjectDeserializerContext */
/** @typedef {import("../serialization/ObjectMiddleware").ObjectSerializerContext<[ImportPhaseName | undefined]>} ObjectSerializerContext */

/**
 * Module class for `webassembly/async` modules. Wasm-specific properties should live here instead of `NormalModule`.
 */
class AsyncWasmModule extends NormalModule {
	/**
	 * @param {NormalModuleCreateData & { phase: ImportPhaseName | undefined }} options options object
	 */
	constructor(options) {
		super(options);
		/** @type {ImportPhaseName | undefined} */
		this.phase = options.phase;
	}

	/**
	 * Returns the unique identifier used to reference this module.
	 * @returns {string} a unique identifier of the module
	 */
	identifier() {
		let str = super.identifier();

		if (this.phase) {
			str = `${str}|${this.phase}`;
		}

		return str;
	}

	/**
	 * Assuming this module is in the cache. Update the (cached) module with
	 * the fresh module from the factory. Usually updates internal references
	 * and properties.
	 * @param {Module} module fresh module
	 * @returns {void}
	 */
	updateCacheModule(module) {
		super.updateCacheModule(module);
		const m = /** @type {AsyncWasmModule} */ (module);
		this.phase = m.phase;
	}

	/**
	 * Serializes this instance into the provided serializer context.
	 * @param {ObjectSerializerContext} context context
	 */
	serialize(context) {
		context.write(this.phase);
		super.serialize(context);
	}

	/**
	 * Restores this instance from the provided deserializer context.
	 * @param {ObjectDeserializerContext} context context
	 */
	deserialize(context) {
		this.phase = context.read();
		super.deserialize(context.rest);
	}
}

makeSerializable(AsyncWasmModule, "webpack/lib/wasm-async/AsyncWasmModule");

module.exports = AsyncWasmModule;