codigo0/node_modules/happy-dom/lib/module/ModuleFactory.js

import * as PropertySymbol from '../PropertySymbol.js';
import CSSModule from './CSSModule.js';
import JSONModule from './JSONModule.js';
import UnresolvedModule from './UnresolvedModule.js';
import WindowBrowserContext from '../window/WindowBrowserContext.js';
import ResourceFetch from '../fetch/ResourceFetch.js';
import ECMAScriptModule from './ECMAScriptModule.js';
import ModuleURLUtility from './ModuleURLUtility.js';
/**
 * Module factory.
 */
export default class ModuleFactory {
    window;
    parentURL;
    /**
     * Constructor.
     *
     * @param window Window.
     * @param parentURL Parent URL.
     */
    constructor(window, parentURL) {
        this.window = window;
        this.parentURL = parentURL;
    }
    /**
     * Fetches the source code of the module from the given URL and creates a new module instance.
     *
     * @param url Module URL.
     * @param [parent] Parent module.
     * @param [options] Options.
     * @param [options.with] Options.
     * @param [options.with.type] Module type.
     */
    async getModule(url, options) {
        const window = this.window;
        const parentURL = this.parentURL;
        const absoluteURL = ModuleURLUtility.getURL(window, parentURL, url);
        const absoluteURLString = absoluteURL.href;
        const type = options?.with?.type || 'esm';
        if (type !== 'esm' && type !== 'css' && type !== 'json') {
            throw new window.TypeError(`Failed to import module "${absoluteURL}" from "${parentURL}": Unknown type "${type}"`);
        }
        const cached = window[PropertySymbol.modules][type].get(absoluteURLString);
        if (cached) {
            if (cached instanceof UnresolvedModule) {
                await new Promise((resolve, reject) => {
                    cached.addResolveListener(resolve, reject);
                });
                return window[PropertySymbol.modules][type].get(absoluteURLString);
            }
            return cached;
        }
        const browserFrame = new WindowBrowserContext(window).getBrowserFrame();
        if (!browserFrame) {
            throw new window.TypeError(`Failed to import module "${absoluteURL}" from "${parentURL}": Window is closed and is no longer attached to a frame`);
        }
        const unresolvedModule = new UnresolvedModule({ window, url: absoluteURL });
        const readyStateManager = window[PropertySymbol.readyStateManager];
        const taskID = readyStateManager.startTask();
        window[PropertySymbol.modules][type].set(absoluteURLString, unresolvedModule);
        const resourceFetch = new ResourceFetch(window);
        let response;
        try {
            response = await resourceFetch.fetch(absoluteURL, 'module');
        }
        catch (error) {
            readyStateManager.endTask(taskID);
            unresolvedModule.resolve(error);
            throw error;
        }
        readyStateManager.endTask(taskID);
        let module;
        switch (type) {
            case 'json':
                module = new JSONModule({ window, url: absoluteURL, source: response.content });
                break;
            case 'css':
                module = new CSSModule({ window, url: absoluteURL, source: response.content });
                break;
            case 'esm':
                module = new ECMAScriptModule({
                    window,
                    url: absoluteURL,
                    source: response.content,
                    sourceURL: response.virtualServerFile
                });
                break;
        }
        window[PropertySymbol.modules][type].set(absoluteURLString, module);
        unresolvedModule.resolve();
        return module;
    }
    /**
     * Imports a module.
     *
     * @param window Window.
     * @param parentURL Parent URL.
     * @param url URL.
     * @param [options] Options.
     * @param [options.with] With.
     * @param [options.with.type] Type.
     */
    async importModule(url, options) {
        const browserFrame = new WindowBrowserContext(this.window).getBrowserFrame();
        if (!browserFrame) {
            return {};
        }
        const asyncTaskManager = browserFrame[PropertySymbol.asyncTaskManager];
        const taskID = asyncTaskManager?.startTask();
        const module = await this.getModule(url, options);
        const exports = await module.evaluate();
        asyncTaskManager.endTask(taskID);
        return exports;
    }
}
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