import type { CorrelationId } from "../protocol.js";
export type DiagnosticEvent = {
    readonly kind: "BridgeError";
    readonly phase: "dispatch" | "binding" | "projection" | "effect";
    readonly detail: string;
} | {
    readonly kind: "EffectTiming";
    readonly correlationId: CorrelationId;
    readonly durationMs: number;
};
export interface DiagnosticsSink {
    report(event: DiagnosticEvent): void;
}
export declare const noopDiagnostics: DiagnosticsSink;
//# sourceMappingURL=diagnostics.d.ts.map