import { Node } from '../node';
import type { AttributeSelector, AttributeSelectorProps } from './attribute';
import type { ClassSelector, ClassSelectorProps } from './class';
import type { IDSelector, IDSelectorProps } from './id';
import type { ParentSelector, ParentSelectorProps } from './parent';
import type { PlaceholderSelector, PlaceholderSelectorProps } from './placeholder';
import type { PseudoSelector, PseudoSelectorProps } from './pseudo';
import type { TypeSelector, TypeSelectorProps } from './type';
import type { UniversalSelector, UniversalSelectorProps } from './universal';
/**
 * The union type of all Sass simple selectors.
 *
 * @category Selector
 */
export type AnySimpleSelector = AttributeSelector | ClassSelector | IDSelector | ParentSelector | PlaceholderSelector | PseudoSelector | TypeSelector | UniversalSelector;
/**
 * Sass simple selector types.
 *
 * @category Selector
 */
export type SimpleSelectorType = 'attribute' | 'class' | 'id' | 'parent' | 'placeholder' | 'pseudo' | 'type' | 'universal';
/**
 * The union type of all properties that can be used to construct Sass
 * simple selectors.
 *
 * @category Selector
 */
export type SimpleSelectorProps = AttributeSelectorProps | ClassSelectorProps | IDSelectorProps | ParentSelectorProps | PlaceholderSelectorProps | PseudoSelectorProps | TypeSelectorProps | UniversalSelectorProps;
/**
 * The superclass of Sass simple selector nodes.
 *
 * @category Selector
 */
export declare abstract class SimpleSelector extends Node {
    abstract readonly sassType: SimpleSelectorType;
    abstract clone(overrides?: object): this;
}