import { LogEntry, LogLevel, LogMiddleware, MiddlewareContext } from '../types';
export interface FilterOptions {
    minLevel?: LogLevel;
    maxLevel?: LogLevel;
    includeMessages?: string[];
    excludeMessages?: string[];
    includeContextKeys?: string[];
    excludeContextKeys?: string[];
}
export declare class FilterMiddleware implements LogMiddleware {
    private options;
    readonly name = "FilterMiddleware";
    constructor(options?: FilterOptions);
    execute(entry: LogEntry, _context: MiddlewareContext, next: () => Promise<void> | void): Promise<void>;
}