import { type CosmeticRuleType } from '../nodes/index.js';
/**
 * Utility functions for categorizing rules.
 */
export declare class RuleCategorizer {
    /**
     * Determines the type of a given raw cosmetic rule.
     *
     * @param rawRule Raw rule to check.
     *
     * @returns Type of the cosmetic rule or `null` if the rule is cannot be parsed as a cosmetic rule.
     */
    static getCosmeticRuleType(rawRule: string): CosmeticRuleType | null;
}