Codecov Report

Merging #8 into master will decrease coverage by 8.98%.
The diff coverage is 12.5%.

@@            Coverage Diff             @@
##           master       #8      +/-   ##
==========================================
- Coverage   86.66%   77.68%   -8.99%     
==========================================
  Files           2        2              
  Lines         105      121      +16     
==========================================
+ Hits           91       94       +3     
- Misses         14       27      +13

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Data exposed through through the endpoint to Prometheus needs to be one of the supported types: gauge, counter, histogram or summary and should follow the naming convention. Anything that is specific to the Node.js runtime should be labelled as nodejs_<type>, in this case nodejs_eventloop_

See here for information on metric types:
https://prometheus.io/docs/concepts/metric_types/

And here for more information on naming and units:
https://prometheus.io/docs/practices/naming/

All committers have signed the CLA.