/**
 * Observability Metrics
 *
 * @module observability/metrics
 */
import type { RuntimeAdapter } from "../../platform/adapters/base.js";
import { metricsManager } from "./manager.js";
export type { MemoryUsage, MetricsConfig } from "./types.js";
export { getMemoryUsage, loadConfig } from "./config.js";
export { MetricsRecorder } from "./recorder.js";
export { MetricsManager, metricsManager } from "./manager.js";
/** Initialize metrics collection. */
export declare function initMetrics(config?: Parameters<typeof metricsManager.initialize>[0], adapter?: RuntimeAdapter): Promise<void>;
/** Check whether metrics collection is enabled. */
export declare function isMetricsEnabled(): boolean;
/** Shut down metrics collection. */
export declare function shutdownMetrics(): Promise<void>;
/** State for get metrics. */
export declare function getMetricsState(): ReturnType<typeof metricsManager.getState>;
/** Request payload for record HTTP. */
export declare function recordHttpRequest(attributes?: Record<string, string>): void;
/** Record HTTP request complete. */
export declare function recordHttpRequestComplete(durationMs: number, attributes?: Record<string, string>): void;
/** Record cache get. */
export declare function recordCacheGet(hit: boolean, attributes?: Record<string, string>): void;
/** Record cache set. */
export declare function recordCacheSet(attributes?: Record<string, string>): void;
/** Record cache invalidate. */
export declare function recordCacheInvalidate(count: number, attributes?: Record<string, string>): void;
/** Sets cache size. */
export declare function setCacheSize(size: number): void;
/** Record render. */
export declare function recordRender(durationMs: number, attributes?: Record<string, string>): void;
/** Error shape for record render. */
export declare function recordRenderError(attributes?: Record<string, string>): void;
/** Record RSC render. */
export declare function recordRSCRender(durationMs: number, attributes?: Record<string, string>): void;
/** Record RSC stream. */
export declare function recordRSCStream(durationMs: number, attributes?: Record<string, string>): void;
/** Request payload for record rscrequest. */
export declare function recordRSCRequest(type: "manifest" | "page" | "stream" | "action", attributes?: Record<string, string>): void;
/** Error shape for record rscerror. */
export declare function recordRSCError(attributes?: Record<string, string>): void;
/** Record build. */
export declare function recordBuild(durationMs: number, attributes?: Record<string, string>): void;
/** Record bundle. */
export declare function recordBundle(sizeKb: number, attributes?: Record<string, string>): void;
/** Record one dependency artifact build lifecycle event. */
export declare function recordDependencyArtifactBuild(input: {
    event: "claim" | "success" | "failure";
    durationMs?: number;
    totalBytes?: number;
    assetCount?: number;
    remainingExternalImportCount?: number;
    failureCode?: string;
}): void;
/** Record data fetch. */
export declare function recordDataFetch(durationMs: number, attributes?: Record<string, string>): void;
/** Error shape for record data fetch. */
export declare function recordDataFetchError(attributes?: Record<string, string>): void;
/** Record CORS rejection. */
export declare function recordCorsRejection(attributes?: Record<string, string>): void;
/** Record security headers. */
export declare function recordSecurityHeaders(attributes?: Record<string, string>): void;
export declare function recordErrorCount(attributes?: Record<string, string>): void;
/** Record one stream lifecycle terminal outcome (internal). */
export declare function recordStreamLifecycleOutcome(attributes: Record<string, string>): void;
/** Record one fired stream lifecycle deadline (internal). */
export declare function recordStreamLifecycleDeadline(attributes: Record<string, string>): void;
/** Record one stream lifecycle telemetry frame (internal). */
export declare function recordStreamLifecycleTelemetry(attributes: Record<string, string>): void;
/** Record one stream lifecycle protocol repair (internal). */
export declare function recordStreamLifecycleRepair(attributes: Record<string, string>): void;
/** Record one stream lifecycle shadow divergence (internal). */
export declare function recordStreamLifecycleShadowDivergence(attributes: Record<string, string>): void;
/** Record a bounded stream lifecycle duration (internal). */
export declare function recordStreamLifecycleDuration(kind: "attempt" | "first_progress" | "semantic_idle" | "tool_input" | "tool_execution", durationMs: number, attributes: Record<string, string>): void;
//# sourceMappingURL=index.d.ts.map