Function readMeter

readMeter(
    threshold: Threshold,
    used: number | null,
    env?: PlanEnv,
): MeterReading
Scores one meter against its limit.
Parameters
- threshold: Threshold
- used: number | null
  null when nothing measures it yet, which is not the same as zero
- Optionalenv: PlanEnv
Returns MeterReading
- Defined in src/ops/thresholds.ts:139