/**
 * Browser-compatible implementation of Playwright's _snapshotForAI function chain
 * Extracts a complete TypeScript implementation that can work in a browser environment
 */
export type AriaRole = 'alert' | 'alertdialog' | 'application' | 'article' | 'banner' | 'blockquote' | 'button' | 'caption' | 'cell' | 'checkbox' | 'code' | 'columnheader' | 'combobox' | 'complementary' | 'contentinfo' | 'definition' | 'deletion' | 'dialog' | 'directory' | 'document' | 'emphasis' | 'feed' | 'figure' | 'form' | 'generic' | 'grid' | 'gridcell' | 'group' | 'heading' | 'img' | 'insertion' | 'link' | 'list' | 'listbox' | 'listitem' | 'log' | 'main' | 'mark' | 'marquee' | 'math' | 'meter' | 'menu' | 'menubar' | 'menuitem' | 'menuitemcheckbox' | 'menuitemradio' | 'navigation' | 'none' | 'note' | 'option' | 'paragraph' | 'presentation' | 'progressbar' | 'radio' | 'radiogroup' | 'region' | 'row' | 'rowgroup' | 'rowheader' | 'scrollbar' | 'search' | 'searchbox' | 'separator' | 'slider' | 'spinbutton' | 'status' | 'strong' | 'subscript' | 'superscript' | 'switch' | 'tab' | 'table' | 'tablist' | 'tabpanel' | 'term' | 'textbox' | 'time' | 'timer' | 'toolbar' | 'tooltip' | 'tree' | 'treegrid' | 'treeitem';
export type AriaProps = {
    checked?: boolean | 'mixed';
    disabled?: boolean;
    expanded?: boolean;
    active?: boolean;
    level?: number;
    pressed?: boolean | 'mixed';
    selected?: boolean;
};
export type AriaRegex = {
    pattern: string;
};
export type AriaTextValue = {
    raw: string;
    normalized: string;
};
export type AriaTemplateTextNode = {
    kind: 'text';
    text: AriaTextValue;
};
export type AriaTemplateRoleNode = AriaProps & {
    kind: 'role';
    role: AriaRole | 'fragment';
    name?: AriaRegex | string;
    children?: AriaTemplateNode[];
    props?: Record<string, AriaTextValue>;
    containerMode?: 'contain' | 'equal' | 'deep-equal';
};
export type AriaTemplateNode = AriaTemplateRoleNode | AriaTemplateTextNode;
export type AriaNode = AriaProps & {
    role: AriaRole | 'fragment' | 'iframe';
    name: string;
    ref?: string;
    children: (AriaNode | string)[];
    element: Element;
    box: Box;
    receivesPointerEvents: boolean;
    props: Record<string, string>;
};
export type AriaSnapshot = {
    root: AriaNode;
    elements: Map<string, Element>;
    refs: Map<Element, string>;
};
export type AriaTreeOptions = {
    mode: 'ai' | 'expect' | 'codegen' | 'autoexpect';
    refPrefix?: string;
};
type Box = {
    visible: boolean;
    inline: boolean;
    rect?: DOMRect;
    cursor?: string;
};
export declare function escapeRegExp(s: string): string;
export declare function normalizeWhiteSpace(text: string): string;
export declare function longestCommonSubstring(s1: string, s2: string): string;
export declare function yamlEscapeKeyIfNeeded(str: string): string;
export declare function yamlEscapeValueIfNeeded(str: string): string;
export declare function computeBox(element: Element): Box;
export declare function isElementVisible(element: Element): boolean;
export declare function generateAriaTree(rootElement: Element, publicOptions: AriaTreeOptions): AriaSnapshot;
export declare function renderAriaTree(ariaSnapshot: AriaSnapshot, publicOptions: AriaTreeOptions, previous?: AriaSnapshot): string;
export type TimeoutOptions = {
    timeout?: number;
};
export type SnapshotForAIOptions = TimeoutOptions & {
    track?: string;
    mode?: 'full' | 'incremental';
};
/**
 * Main function that generates an AI-readable snapshot of a DOM element
 * This is the browser-compatible equivalent of Playwright's _snapshotForAI
 */
export declare function snapshotForAI(rootElement: Element, _options?: SnapshotForAIOptions): string;
export { snapshotForAI as default };
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