export declare enum LogLevel {
    TRACE = 0,
    DEBUG = 10,
    INFO = 20,
    WARN = 30,
    ERROR = 40,
    NO_PREFIX = -1
}
export interface LogEntry {
    level: LogLevel;
    channel: string;
    args: unknown[];
    time: Date;
    module?: string;
}
export declare class LogFormatter {
    private templates;
    private dateFormat;
    setTemplate(level: LogLevel, template: string): void;
    setDateFormat(format: string): void;
    format(entry: LogEntry): string;
    formatDate(date: Date): string;
    private stringify;
}