import type { StreamDiagnosticEvent, StreamDiagnosticPolicy, StreamDiagnosticSink, StreamRawDiagnosticCandidate, StreamSafeDiagnosticEvent } from "./types.js";
export declare function createDefaultDiagnosticPolicy(): StreamDiagnosticPolicy;
export declare function acceptDiagnosticCandidate(policy: StreamDiagnosticPolicy, candidate: StreamRawDiagnosticCandidate): StreamSafeDiagnosticEvent | null;
export declare function createDefaultDiagnosticSink(): StreamDiagnosticSink;
export declare function reportLifecycleDiagnostic(sink: StreamDiagnosticSink, event: StreamDiagnosticEvent): void;
//# sourceMappingURL=diagnostics.d.ts.map