import type { EditorConfig } from './types';
/**
 * Read and validate the editor bridge lockfile.
 * Returns the config if valid, or an object with an error string.
 */
export declare function read_editor_config(project_path: string): EditorConfig | {
    error: string;
};
/**
 * Resolve a usable bridge config.
 * Prefers the lockfile when valid, otherwise discovers a matching bridge by project identity.
 * Manual port selection remains an explicit escape hatch rather than the default fallback.
 */
export declare function discover_editor_config(project_path: string, timeout_ms?: number): Promise<EditorConfig | {
    error: string;
}>;
/**
 * A pid worth waiting on during a domain reload, from any source readable
 * without the Editor's cooperation.
 *
 * The lockfile is Unity-owned; the last-known cache is CLI-owned and outlives
 * it. Consulting both means an unreadable lockfile alone no longer decides
 * whether waiting out a reload is worthwhile. Returns 0 when no source knows.
 */
export declare function read_candidate_editor_pid(project_path: string): number;
export declare function is_pid_alive(pid: number): boolean;
//# sourceMappingURL=editor-discovery.d.ts.map