@message-in-the-middle/core/dist/cjs/middlewares/metrics.middleware.d.ts

Framework-agnostic middleware pattern for message queue processing. Core package with all middlewares.

import { InboundMiddleware, OutboundMiddleware, MessageContext } from '../types';
export interface MetricsCollector {
    increment(metric: string, tags?: Record<string, string>): void;
    timing(metric: string, value: number, tags?: Record<string, string>): void;
    gauge(metric: string, value: number, tags?: Record<string, string>): void;
}
export interface MetricsInboundMiddlewareOptions {
    prefix?: string;
}
export declare class MetricsInboundMiddleware<T = any> implements InboundMiddleware<T> {
    private readonly metricsCollector;
    private readonly prefix;
    constructor(metricsCollector: MetricsCollector, options?: MetricsInboundMiddlewareOptions);
    process(context: MessageContext<T>, next: () => Promise<void>): Promise<void>;
}
export interface MetricsOutboundMiddlewareOptions {
    prefix?: string;
}
export declare class MetricsOutboundMiddleware<T = any> implements OutboundMiddleware<T> {
    private readonly metricsCollector;
    private readonly prefix;
    constructor(metricsCollector: MetricsCollector, options?: MetricsOutboundMiddlewareOptions);
    processOutbound(context: MessageContext<T>, next: () => Promise<void>): Promise<void>;
}