import { Selector, NehanElement } from "./public-api";
export declare class AttrSelector extends Selector {
    private left;
    private operator?;
    private right?;
    constructor(left: string, operator?: string, right?: string);
    toString(): string;
    test(element: NehanElement): boolean;
    private testAttr;
    private testEqual;
    private testStarEqual;
    private testCaretEqual;
    private testDollarEqual;
    private testTildeEqual;
    private testPipeEqual;
}