eval-module.ts

function evalModule(name: string, content: string, dependencies: DependencyMap = {}) {
  const mod = {
    exports: {},
  };
  const require = (moduleName: string) => dependencies[moduleName] || 
    console.error(`Cannot find module "${moduleName}" (required by ${name})`, dependencies);

  try {
    const importer = new Function('module', 'exports', 'require', content);
    importer(mod, mod.exports, require);
  } catch (e) {
    console.error(`Error while evaluating module "${name}".`, e);
  }

  return mod.exports;
}