export declare class DomWalker { static readonly blockTags: RegExp; static readonly ignoredTags: RegExp; static readonly presentationalTags: RegExp; static readonly spaceLikeTags: RegExp; static readonly spaceSensitiveTags: RegExp; static readonly ignoredClass = "no-pangu-spacing"; static collectTextNodes(contextNode: Node, reverse?: boolean): Text[]; static canIgnoreNode(node: Node): boolean; static isFirstTextChild(parentNode: Node, targetNode: Node): boolean; static isLastTextChild(parentNode: Node, targetNode: Node): boolean; private static isSpecificTag; private static isContentEditable; private static hasIgnoredClass; }