import { FIXME, Option } from '@glimmer/util';
export declare type FIX_REIFICATION<T> = FIXME<T, 'needs to be reified properly'>;
export declare type Namespace = "http://www.w3.org/1999/xhtml" | "http://www.w3.org/1998/Math/MathML" | "http://www.w3.org/2000/svg" | "http://www.w3.org/1999/xlink" | "http://www.w3.org/XML/1998/namespace" | "http://www.w3.org/2000/xmlns/";
export declare enum NodeType {
    Element = 0,
    Attribute = 1,
    Text = 2,
    CdataSection = 3,
    EntityReference = 4,
    Entity = 5,
    ProcessingInstruction = 6,
    Comment = 7,
    Document = 8,
    DocumentType = 9,
    DocumentFragment = 10,
    Notation = 11,
}
export interface Node {
    nextSibling: Option<Node>;
    previousSibling: Option<Node>;
    parentNode: Option<Node>;
    nodeType: NodeType | number;
    nodeValue: Option<string>;
    firstChild: Option<Node>;
}
export interface Document extends Node {
    createElement(tag: string): Element;
    createElementNS(namespace: Namespace, tag: string): Element;
    createTextNode(text: string): Text;
    createComment(data: string): Comment;
}
export interface CharacterData extends Node {
    data: string;
}
export interface Text extends CharacterData {
}
export interface Comment extends CharacterData {
}
export interface Element extends Node {
    namespaceURI: Option<string>;
    tagName: string;
    firstChild: Option<Node>;
    lastChild: Option<Node>;
    removeAttribute(name: string): void;
    removeAttributeNS(namespaceURI: string, name: string): void;
    setAttribute(name: string, value: string): void;
    setAttributeNS(namespaceURI: string, qualifiedName: string, value: string): void;
    insertBefore(node: Node, reference: Option<Node>): void;
    removeChild(node: Node): void;
}
export interface SVGElement extends Element {
}
export interface HTMLElement extends Element {
}