import type { ExecutionPhase, CommandProfile, PhaseMetadata, ProfilingOptions } from './profiling.js';
/**
 * Per-command profiling session attached to RuntimeEngine when profiling is enabled.
 */
export declare class RuntimeProfilingBridge {
    private readonly options;
    private collector;
    private readonly profiles;
    private currentCommand?;
    private currentEntity?;
    private currentInstanceId?;
    constructor(options: ProfilingOptions | undefined);
    isEnabled(): boolean;
    beginCommand(commandName: string, entityName: string | undefined, instanceId: string | undefined, startTime: number): void;
    startPhase(phase: ExecutionPhase, metadata?: PhaseMetadata): void;
    private pendingMetadata?;
    endPhase(phase: ExecutionPhase): void;
    trackPhase<T>(phase: ExecutionPhase, fn: () => Promise<T>, metadata?: PhaseMetadata): Promise<T>;
    complete(success: boolean, entityGraphSize?: number, instancesLoaded?: number): void;
    getProfiles(): readonly CommandProfile[];
}
//# sourceMappingURL=runtime-profiling-bridge.d.ts.map