declare module '@xmldom/xmldom' {
    export class DOMParser {
        parseFromString(source: string, mimeType: string): Document;
    }

    export class XMLSerializer {
        serializeToString(node: Node): string;
    }

    export class DOMImplementation {
        createDocument(namespaceURI: string | null, qualifiedName: string | null, doctype: DocumentType | null): Document;
    }
}