import { XastChild } from 'svgo/lib/types';
import { ColorMapPerFiles, CssSelectors, FileMatcherFnContext, FileMatchers } from '../types';
import { ResolvedColorReplacements } from './types';
export declare function normalizeBaseDir(dir: string): string;
export declare function toBase64(str: string): string;
/**
 * Escapes backticks in a string with a slash: \\\`
 */
export declare function escapeBackticks(str: string): string;
export interface MatchesQueryOrListOptions extends MatchesPathOptions {
    queryValue?: string;
}
/**
 * Checks if given relative path or filename matches query value or a list of matchers
 * @param relPathWithSlash Relative path with leading slash
 * @param queryValue Value of a query param to check. If value exists and not equals to `false` (case-insensitive),
 * function returns `true`.
 * @param matchers List of matchers to check path and filename against
 */
export declare function matchesQueryOrPath(options: MatchesQueryOrListOptions): boolean;
export declare function matchesQuery(queryValue: string | undefined): boolean;
export interface MatchesPathOptions extends FileMatcherFnContext {
    matchers: FileMatchers;
}
/**
 * Checks if given relative path or filename matches a list of matchers
 * @param relPathWithSlash Relative path with leading slash
 * @param matchers List of matchers to check path and filename against
 */
export declare function matchesPath(options: MatchesPathOptions): boolean;
export interface SelectorsToListOptions extends FileMatcherFnContext {
    selectors: CssSelectors;
}
/**
 * Converts CSS selectors to a list and normalizes each selector
 * @param relPathWithSlash Relative path with leading slash
 * @param selectors Selectors
 */
export declare function selectorsToList(options: SelectorsToListOptions): string[];
/**
 * Checks if a node matches a selector
 */
export declare const matchesSelector: (node: XastChild, selector: string) => boolean;
/**
 * Checks if a node matches at least one CSS selector in a list
 */
export declare function matchesSelectors(node: XastChild, selectors: string[]): boolean;
export declare function replaceColor(color: string | undefined, replacements: ResolvedColorReplacements): string;
export declare function isColorMapPerFiles(value: unknown): value is ColorMapPerFiles;