import { URI } from 'vscode-uri';
import type { Connection } from 'vscode-languageserver';
import type { TextDocument } from 'vscode-languageserver-textdocument';
import { normalizeFsPath } from '../../utils/index.js';
type PathIsInside = (path: string, potentialParent: string) => boolean;
export declare class WorkspaceFolderService {
    #private;
    constructor(pathIsInsideFn: PathIsInside, uriModule: typeof URI, normalizeFsPathFn: typeof normalizeFsPath);
    /**
     * Clears the cached workspace folders when the set of workspace folders
     * changes.
     */
    clearCache(): void;
    /**
     * Gets the workspace folder for a given document. If the document is an
     * untitled file, then the first open workspace folder is returned.
     * @param connection The language server connection to use to get available
     * workspace folders.
     * @param document The document to get the workspace folder for.
     */
    getWorkspaceFolder(connection: Connection, document: TextDocument): Promise<string | undefined>;
}
export {};