import type { BridgeTarget, IBridge } from "./bridge.js";
import { ProjectContext } from "./project.js";
export interface ProjectSwitchResult {
    /** Absolute .uproject now loaded. */
    projectPath: string;
    /** What was loaded before, null on the first load. */
    previousProjectPath: string | null;
    /** Where the bridge now points. Always the same project as projectPath. */
    target: BridgeTarget;
    connected: boolean;
    /** Why the editor could not be reached, when it could not. */
    connectError?: string;
}
export declare function switchProject(project: ProjectContext, bridge: IBridge, inputPath: string, opts?: {
    connectTimeoutMs?: number;
}): Promise<ProjectSwitchResult>;
/**
 * True when the bridge is connected to an editor other than the loaded
 * project's. The switch path makes this unreachable; get_status reports it so
 * that if some future path ever breaks the invariant, it is visible rather
 * than silent (#818).
 */
export declare function isTargetDiverged(project: ProjectContext, target: BridgeTarget): boolean;