export interface TagsMap {
    [key: string]: string;
}
export interface MetricsConfig {
    host: string;
    port: number;
    prefix: string;
    globalTags?: TagsMap;
}
export interface Logger {
    (msg: string): void;
}
export interface Timer {
    stop(): number;
}
export default class Metrics {
    private logger?;
    private rootClient;
    private client;
    constructor({ host, port, prefix, globalTags }: MetricsConfig, logger?: Logger | undefined);
    distribution(name: string, value: number, tags?: TagsMap): void;
    measure(name: string, value: number, tags?: TagsMap): void;
    initTimer(): Timer;
    addGlobalTags(globalTags: TagsMap): void;
    closeClient(): void;
    private log;
}