Module reth_node_metrics::formatting

Helpers for rendering metrics in the Prometheus exposition format.

Functions

• key_to_parts
  Breaks a key into the name and label components, with optional default labels.
• sanitize_description
  Sanitizes a metric description to be valid under the Prometheus exposition format.
• sanitize_label_key
  Sanitizes a label key to be valid under the Prometheus data model.
• sanitize_label_value
  Sanitizes a label value to be valid under the Prometheus data model.
• sanitize_metric_name
  Sanitizes a metric name to be valid under the Prometheus data model.
• write_help_line
  Writes a help (description) line in the Prometheus exposition format.
• write_metric_line
  Writes a metric in the Prometheus exposition format.
• write_type_line
  Writes a metric type line in the Prometheus exposition format.