import { MessageFormatElement, ParserOptions } from '@formatjs/icu-messageformat-parser';
type TraverseIcuOptions = ParserOptions & {
    recurseIntoVisited?: boolean;
};
/**
 * Given an ICU string, traverse the AST and call the visitor function for each element that matches the type T
 * @param icu - The ICU string to traverse
 * @param shouldVisit - A function that returns true if the element should be visited
 * @param visitor - A function that is called for each element that matches the type T
 * @returns The modified AST of the ICU string.
 *
 * @note This function is a heavy operation, use sparingly
 */
export declare function traverseIcu<T extends MessageFormatElement>({ icuString, shouldVisit, visitor, options: { recurseIntoVisited, ...otherOptions }, }: {
    icuString: string;
    shouldVisit: (element: MessageFormatElement) => element is T;
    visitor: (element: T) => void;
    options: TraverseIcuOptions;
}): MessageFormatElement[];
export {};