type MeterState = 'good' | 'warn' | 'bad'; export declare function getMeterState({ value: rawValue, min: rawMin, max: rawMax, low: rawLow, high: rawHigh, optimum: rawOptimum, }: { value: number; min?: number; max?: number; low?: number; high?: number; optimum?: number; }): MeterState | null; export {};