/**
 * Error metrics instruments
 *
 * Provides unified error tracking with slug-based identification for
 * observability dashboards and alerting.
 */
import type { Counter, Meter } from "../tracing/api-shim.js";
import type { MetricsConfig } from "../metrics/types.js";
import type { VeryfrontError } from "../../errors/types.js";
export interface ErrorInstruments {
    errorCounter: Counter | null;
}
/**
 * Create error tracking instruments
 *
 * - errorCounter: Total errors by slug, category, and status
 */
export declare function createErrorInstruments(meter: Meter, config: MetricsConfig): ErrorInstruments;
/**
 * Record an error occurrence with metrics
 *
 * Increments error counter with slug, category, and status labels.
 * Used by error boundaries to automatically track all errors.
 *
 * @param error - The VeryfrontError to record
 * @param errorCounter - Optional counter override (for testing)
 */
export declare function recordError(error: VeryfrontError, errorCounter?: Counter | null): void;
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