/**
 * Migrated from https://github.com/AdguardTeam/tsurlfilter/blob/2144959e92f94e4738274ce577c2fe26e3a0c08b/packages/agtree/src/utils/csstree.ts.
 *
 * We implement our custom generate logic for some CSS nodes because CSSTree's default
 * generator does not add spaces, just in some edge cases, but we want to show some formatted code.
 */
import { type DeclarationList, type FunctionNode, type MediaQuery, type MediaQueryList, type PseudoClassSelector, type Selector, type SelectorList } from '@adguard/ecss-tree';
/**
 * Generates string representation of the media query.
 *
 * @param mediaQueryNode Media query AST.
 *
 * @returns String representation of the media query.
 */
export declare const generateMediaQuery: (mediaQueryNode: MediaQuery) => string;
/**
 * Generates string representation of the media query list.
 *
 * @param mediaQueryListNode Media query list AST.
 *
 * @returns String representation of the media query list.
 */
export declare const generateMediaQueryList: (mediaQueryListNode: MediaQueryList) => string;
/**
 * Selector generation based on CSSTree's AST. This is necessary because CSSTree
 * only adds spaces in some edge cases.
 *
 * @param selectorNode CSS Tree AST.
 *
 * @returns CSS selector as string.
 */
export declare const generateSelector: (selectorNode: Selector) => string;
/**
 * Generates string representation of the selector list.
 *
 * @param selectorListNode SelectorList AST.
 *
 * @returns String representation of the selector list.
 */
export declare const generateSelectorList: (selectorListNode: SelectorList) => string;
/**
 * Block generation based on CSSTree's AST. This is necessary because CSSTree only adds spaces in some edge cases.
 *
 * @param declarationListNode CSS Tree AST.
 *
 * @returns CSS selector as string.
 */
export declare const generateDeclarationList: (declarationListNode: DeclarationList) => string;
/**
 * Helper function to generate a raw string from a pseudo-class
 * selector's children.
 *
 * @param node Pseudo-class selector node.
 *
 * @returns Generated pseudo-class value.
 *
 * @example
 * - `:nth-child(2n+1)` -> `2n+1`
 * - `:matches-path(/foo/bar)` -> `/foo/bar`
 */
export declare const generatePseudoClassValue: (node: PseudoClassSelector) => string;
/**
 * Helper function to generate a raw string from a function selector's children.
 *
 * @param node Function node.
 *
 * @returns Generated function value.
 *
 * @example `responseheader(name)` -> `name`
 */
export declare const generateFunctionValue: (node: FunctionNode) => string;