import * as vscode from 'vscode';
import { ServiceBase } from '../util/service';
import type { ConfigData } from '../config';
import type { IndentationService } from './indentation';
import type { ConfigSymbolService } from './symbol';
export interface OutlineEntry {
    readonly level: number;
    readonly line: number;
    readonly location: vscode.Location;
    readonly text: string;
    readonly token: string;
    readonly type: vscode.SymbolKind;
    readonly anchor: number;
}
export declare class OutlineService extends ServiceBase<OutlineEntry[]> {
    private _config;
    private _symbolService;
    private _indentationService;
    constructor(_config: ConfigData, _symbolService: ConfigSymbolService, _indentationService: IndentationService);
    lookup(document: vscode.TextDocument, text: string): Promise<OutlineEntry | void>;
    parse(document: vscode.TextDocument): Promise<OutlineEntry[]>;
    private isSymbolToken;
}