/**
 * Configuration Loader
 *
 * Loads and validates vibe-validate configuration from project root.
 */
import type { VibeValidateConfig } from '@vibe-validate/config';
/**
 * Find configuration file by walking up directory tree
 *
 * Searches for vibe-validate.config.yaml starting from cwd and walking up
 * to the root directory, similar to how ESLint/Prettier find their config files.
 *
 * @param startDir Directory to start searching from
 * @returns Path to config file or null if not found
 */
export declare function findConfigUp(startDir: string): string | null;
/**
 * Load vibe-validate configuration from project root
 *
 * Searches for vibe-validate.config.yaml by walking up the directory tree
 * from the current working directory to the root.
 *
 * @param cwd Current working directory (defaults to process.cwd())
 * @returns Configuration object or null if not found
 */
export declare function loadConfig(cwd?: string): Promise<VibeValidateConfig | null>;
/**
 * Load configuration and return both config and the directory where it was found
 *
 * Useful for features that need to know the project root (like locking).
 *
 * @param cwd Current working directory (defaults to process.cwd())
 * @returns Object with config and configDir, or null if not found
 */
export declare function loadConfigWithDir(cwd?: string): Promise<{
    config: VibeValidateConfig;
    configDir: string;
} | null>;
/**
 * Check if a config file exists (searches up directory tree)
 *
 * @param cwd Current working directory
 * @returns True if config file exists
 */
export declare function configExists(cwd?: string): boolean;
/**
 * Find config file path if it exists (searches up directory tree)
 *
 * @param cwd Current working directory
 * @returns Config file path or null if not found
 */
export declare function findConfigPath(cwd?: string): string | null;
/**
 * Load configuration with detailed validation errors
 *
 * When config loading fails, this function attempts to parse the file
 * and validate it to provide specific error messages.
 *
 * @param cwd Current working directory (defaults to process.cwd())
 * @returns Object with config, errors, and file path
 */
export declare function loadConfigWithErrors(cwd?: string): Promise<{
    config: VibeValidateConfig | null;
    errors: string[] | null;
    filePath: string | null;
}>;
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