import type { I18nConfig } from './types.js';
/**
 * Global configuration manager for i18n
 * Allows packages to inherit configuration from the main app
 */
declare class ConfigManager {
    private configs;
    private mainConfig;
    /**
     * Register a configuration
     * @param namespace - The namespace (use 'app' for main application)
     * @param config - The i18n configuration
     * @param isMain - Whether this is the main app configuration
     */
    register(namespace: string, config: I18nConfig, isMain?: boolean): void;
    /**
     * Get configuration for a namespace
     * Packages will inherit from main app config if available
     */
    getConfig(namespace: string): I18nConfig | null;
    /**
     * Get the main app configuration
     */
    getMainConfig(): I18nConfig | null;
    /**
     * Check if a namespace is registered
     */
    has(namespace: string): boolean;
    /**
     * Clear all configurations (useful for testing)
     */
    clear(): void;
}
export declare const configManager: ConfigManager;
export {};