import { Context } from '../context';
export declare const Middleware: unique symbol;
export interface Middleware {
    handle(ctx: Context, next: () => Promise<void>): Promise<void>;
    readonly priority: number;
}
export declare class MiddlewareProvider {
    protected readonly middlewares: Middleware[];
    protected prioritized: Middleware[];
    constructor(middlewares: Middleware[]);
    provide(): Middleware[];
}
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