MeasurementCallback<TValue> typedef

MeasurementCallback<TValue> = void Function(Instrument instrument, TValue measurement, Map<String, Object?> tags, Object? state)

A callback to represent the MeterListener callbacks used in measurements recording operation.

Implementation

typedef MeasurementCallback<TValue> = void Function(
  Instrument instrument,
  TValue measurement,
  Map<String, Object?> tags,
  Object? state,
);