New creates a Factory backed by Prometheus registry.

WithBuckets returns an option that sets the default buckets for histogram.

WithRegisterer returns an option that sets the registerer.

WithSeparator returns an option that sets the default separator for the namespace If not used, we fallback to underscore.

SeparatorColon uses a colon as separator.

SeparatorUnderscore uses an underscore as separator.

Factory implements metrics.Factory backed by Prometheus registry.

Option is a function that sets some option for the Factory constructor.

Separator represents the namespace separator to use.