export interface LoggerOptions {
    name: string;
    filePath?: string | undefined;
    verbose?: boolean;
    mirrorToStderr?: boolean;
}
export declare class Logger {
    readonly name: string;
    readonly verbose: boolean;
    private readonly mirrorToStderr;
    private readonly stream?;
    constructor(options: LoggerOptions);
    debug(message: string, details?: unknown): void;
    info(message: string, details?: unknown): void;
    warn(message: string, details?: unknown): void;
    error(message: string, details?: unknown): void;
    close(): Promise<void>;
    private write;
}