/**
 * @license
 * Copyright 2020 Google LLC
 * SPDX-License-Identifier: BSD-3-Clause
 */
import type { Locale } from './types/locale.js';
export type Patches = {
    [locale: string]: {
        [msgName: string]: Array<{
            before: string;
            after: string;
        }>;
    };
};
/**
 * Apply string-substitution patches to the given message.
 */
export declare const applyPatches: (patches: Patches, locale: Locale, msgName: string, text: string) => string;