60 lines
2.2 KiB
JavaScript
60 lines
2.2 KiB
JavaScript
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import CSSModule from '../../module/CSSModule.js';
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import ECMAScriptModule from '../../module/ECMAScriptModule.js';
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import JSONModule from '../../module/JSONModule.js';
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import ModuleFactory from '../../module/ModuleFactory.js';
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import { Script } from 'vm';
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/**
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* Browser frame script evaluator.
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*/
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export default class BrowserFrameScriptEvaluator {
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/**
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* Evaluates code or a VM Script in the frame's context.
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*
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* @param frame Frame.
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* @param script Script.
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* @returns Result.
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*/
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static evaluate(frame, script) {
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if (!frame.window) {
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throw new Error('The frame has been destroyed, the "window" property is not set.');
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}
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script = typeof script === 'string' ? new Script(script) : script;
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return script.runInContext(frame.window);
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}
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/**
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* Evaluates a module in the frame's context.
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*
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* @param frame Frame.
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* @param options Options.
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* @param options.url URL.
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* @param options.type Module type.
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* @param options.code Code.
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* @returns Exports.
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*/
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static async evaluateModule(frame, options) {
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if (!frame.window) {
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throw new Error('The frame has been destroyed, the "window" property is not set.');
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}
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const window = frame.window;
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if (options?.code) {
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const url = options.url ? new URL(options.url, window.location.href) : window.location;
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const source = options.code;
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switch (options?.type || 'esm') {
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case 'esm':
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return await new ECMAScriptModule({ window, url, source }).evaluate();
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case 'json':
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return await new JSONModule({ window, url, source }).evaluate();
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case 'css':
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return await new CSSModule({ window, url, source }).evaluate();
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}
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}
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if (options?.url) {
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const module = await new ModuleFactory(window, window.location).getModule(options.url, {
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with: { type: options.type || 'esm' }
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});
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return await module.evaluate();
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}
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return {};
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}
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}
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//# sourceMappingURL=BrowserFrameScriptEvaluator.js.map
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