import { CancellationToken, TextEdit } from "vscode-languageserver";
import { TextDocument } from "vscode-languageserver-textdocument";
import type { Plugin } from "../types";
export interface FormatOptions {
    tabSize: number;
    insertSpaces: boolean;
    mode?: "concise" | "html";
}
export declare function formatDocument(doc: TextDocument, formatOptions: FormatOptions, cancel?: CancellationToken): Promise<TextEdit[] | undefined>;
export declare const format: Plugin["format"];