import type { InstrumentationConfig } from '@opentelemetry/instrumentation';
import { InstrumentationBase, InstrumentationNodeModuleDefinition } from '@opentelemetry/instrumentation';
/**
 * Custom instrumentation for nestjs event-emitter
 *
 * This hooks into the `OnEvent` decorator, which is applied on event handlers.
 * Wrapped handlers run inside a forked isolation scope to ensure event-scoped data
 * (breadcrumbs, tags, etc.) does not leak between concurrent event invocations
 * or into subsequent HTTP requests.
 */
export declare class SentryNestEventInstrumentation extends InstrumentationBase {
    constructor(config?: InstrumentationConfig);
    /**
     * Initializes the instrumentation by defining the modules to be patched.
     */
    init(): InstrumentationNodeModuleDefinition;
    /**
     * Wraps the @OnEvent decorator.
     */
    private _getOnEventFileInstrumentation;
    /**
     * Creates a wrapper function for the @OnEvent decorator.
     */
    private _createWrapOnEvent;
}
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