Register Metrics to make them visible to Observatory.
static void register(Metric metric) { if (metric is! Metric) { throw new ArgumentError('metric must be a Metric'); } if (_metrics[metric.name] != null) { throw new ArgumentError('Registered metrics have unique names'); } _metrics[metric.name] = metric; }
© 2012 the Dart project authors
Licensed under the Creative Commons Attribution-ShareAlike License v4.0.
https://api.dartlang.org/stable/2.0.0/dart-developer/Metrics/register.html