import type { pino } from 'pino';
import type { WSComponentDependencies } from './types.js';
import { ErrorType, ErrorSeverity, type ErrorInfo, type ErrorStats } from './error-types.js';
export declare class ErrorHandlerCore {
    protected logger: pino.Logger;
    protected errors: ErrorInfo[];
    protected errorStats: Map<ErrorType, number>;
    protected severityStats: Map<ErrorSeverity, number>;
    protected readonly maxStoredErrors = 1000;
    constructor({ logger }: WSComponentDependencies);
    protected recordError(errorInfo: ErrorInfo): Promise<void>;
    getErrorStats(): ErrorStats;
    clearErrorHistory(): void;
    protected determineSeverity(error: Error): ErrorSeverity;
    private initializeStats;
}
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