Package promlint provides a linter for Prometheus metrics.



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type Linter

type Linter struct {
	// contains filtered or unexported fields

A Linter is a Prometheus metrics linter. It identifies issues with metric names, types, and metadata, and reports them to the caller.

func New

func New(r io.Reader) *Linter

New creates a new Linter that reads an input stream of Prometheus metrics in the Prometheus text exposition format.

func NewWithMetricFamilies

func NewWithMetricFamilies(mfs []*dto.MetricFamily) *Linter

NewWithMetricFamilies creates a new Linter that reads from a slice of MetricFamily protobuf messages.

func (*Linter) Lint

func (l *Linter) Lint() ([]Problem, error)

Lint performs a linting pass, returning a slice of Problems indicating any issues found in the metrics stream. The slice is sorted by metric name and issue description.

type Problem

type Problem struct {
	// The name of the metric indicated by this Problem.
	Metric string

	// A description of the issue for this Problem.
	Text string

A Problem is an issue detected by a Linter.

Source Files