import { type AcornNode } from './types';
export declare const multilineCommentsRE: RegExp;
export declare const singlelineCommentsRE: RegExp;
export declare const queryRE: RegExp;
export declare const hashRE: RegExp;
export declare const normallyIdRE: RegExp;
export declare const extractIdRE: RegExp;
export declare const JS_EXTENSIONS: string[];
export declare const KNOWN_SFC_EXTENSIONS: string[];
export declare const KNOWN_ASSET_TYPES: string[];
export declare const KNOWN_CSS_TYPES: string[];
export declare const builtins: string[];
export declare function cleanUrl(url: string): string;
export declare function isCommonjs(code: string): boolean;
export declare function simpleWalk(ast: AcornNode, visitors: {
    [type: string]: (node: AcornNode, ancestors: AcornNode[]) => void;
}, ancestors?: AcornNode[]): void;
export declare namespace simpleWalk {
    var async: () => void;
}
export declare class MagicString {
    str: string;
    private overwrites;
    private starts;
    private ends;
    constructor(str: string);
    append(content: string): this;
    prepend(content: string): this;
    overwrite(start: number, end: number, content: string): this;
    toString(): string;
}
export declare function parseId(id: string): string[];