Superglue MCP

import ivm from 'isolated-vm'; import { VM_HELPERS_CODE } from '@superglue/shared'; /** * Inject individual helper functions using context.global.set * This is the most reliable method for isolated-vm */ export async function injectVMHelpersIndividually(context: ivm.Context): Promise<void> { // Use shared VM helpers code (includes polyfills, btoa/atob, escape, Buffer, etc.) context.evalSync(VM_HELPERS_CODE); // Backend-specific: Inject Node's native URL constructor for full spec compliance using ivm.Reference await context.global.set('_nativeURLParser', new ivm.Reference(function(urlString: string, base?: string) { try { const parsed = new URL(urlString, base); return new ivm.ExternalCopy({ href: parsed.href, protocol: parsed.protocol, host: parsed.host, hostname: parsed.hostname, port: parsed.port, pathname: parsed.pathname, search: parsed.search, hash: parsed.hash, origin: parsed.origin, searchParams: Object.fromEntries(parsed.searchParams.entries()) }).copyInto(); } catch (error: any) { throw new Error(error.message); } })); // Create URL constructor wrapper in VM context context.evalSync(` URL = function(url, base) { const parsed = _nativeURLParser.applySync(undefined, [url, base]); Object.assign(this, parsed); this.toString = function() { return this.href; }; this.toJSON = function() { return this.href; }; }; `); // Inject crypto.randomUUID await context.global.set('_nativeRandomUUID', new ivm.Reference(function() { return crypto.randomUUID(); })); // Wrap it in a crypto object context.evalSync(` crypto = { randomUUID: function() { return _nativeRandomUUID.applySync(undefined, []); } }; `); }