fix lint errors

pkg/intern/intern.go

@@ -31,7 +31,7 @@ var (
 	Global Interner = New(prometheus.DefaultRegisterer)
 )
 
-// Iterner is a string interner.
+// Interner is a string interner.
 type Interner interface {
 	// Metrics returns Metrics for the interner.
 	Metrics() *Metrics
@@ -147,18 +147,18 @@ func (p *pool) Release(s string) {
 	delete(p.pool, s)
 }
 
-// InternLabels is a helper function for interning all label
-// names and values to a given interner.
-func InternLabels(interner Interner, lbls labels.Labels) {
+// Intern is a helper function for interning all label names and values to a
+// given interner.
+func Intern(interner Interner, lbls labels.Labels) {
 	for i, l := range lbls {
 		lbls[i].Name = interner.Intern(l.Name)
 		lbls[i].Value = interner.Intern(l.Value)
 	}
 }
 
-// ReleaseLabels is a helper function for releasing all label
-// names and values from a given interner.
-func ReleaseLabels(interner Interner, ls labels.Labels) {
+// Release is a helper function for releasing all label names and values from a
+// given interner.
+func Release(interner Interner, ls labels.Labels) {
 	for _, l := range ls {
 		interner.Release(l.Name)
 		interner.Release(l.Value)

scrape/scrape.go

@@ -916,7 +916,7 @@ func (c *scrapeCache) iterDone(flushCache bool) {
 		// that haven't appeared in the last scrape.
 		for s, e := range c.series {
 			if c.iter != e.lastIter {
-				intern.ReleaseLabels(c.interner, e.lset)
+				intern.Release(c.interner, e.lset)
 				delete(c.series, s)
 			}
 		}
@@ -958,7 +958,7 @@ func (c *scrapeCache) get(met string) (*cacheEntry, bool) {
 func (c *scrapeCache) addRef(met string, ref uint64, lset labels.Labels, hash uint64) *cacheEntry {
 	// The cache entries are used for staleness tracking so even if ref is
 	// 0 we need to track it.
-	intern.InternLabels(c.interner, lset)
+	intern.Intern(c.interner, lset)
 
 	ce := &cacheEntry{ref: ref, lastIter: c.iter, lset: lset, hash: hash}
 	c.series[met] = ce

storage/remote/queue_manager.go

@@ -635,7 +635,7 @@ func (t *QueueManager) Stop() {
 	// On shutdown, release the strings in the labels from the intern pool.
 	t.seriesMtx.Lock()
 	for _, labels := range t.seriesLabels {
-		intern.ReleaseLabels(t.interner, labels)
+		intern.Release(t.interner, labels)
 	}
 	t.seriesMtx.Unlock()
 	t.metrics.unregister()
@@ -657,13 +657,13 @@ func (t *QueueManager) StoreSeries(series []record.RefSeries, index int) {
 			t.droppedSeries[s.Ref] = struct{}{}
 			continue
 		}
-		intern.InternLabels(intern.Global, lbls)
+		intern.Intern(intern.Global, lbls)
 
 		// We should not ever be replacing a series labels in the map, but just
 		// in case we do we need to ensure we do not leak the replaced interned
 		// strings.
 		if orig, ok := t.seriesLabels[s.Ref]; ok {
-			intern.ReleaseLabels(t.interner, orig)
+			intern.Release(t.interner, orig)
 		}
 		t.seriesLabels[s.Ref] = lbls
 	}
@@ -691,7 +691,7 @@ func (t *QueueManager) SeriesReset(index int) {
 	for k, v := range t.seriesSegmentIndexes {
 		if v < index {
 			delete(t.seriesSegmentIndexes, k)
-			intern.ReleaseLabels(t.interner, t.seriesLabels[k])
+			intern.Release(t.interner, t.seriesLabels[k])
 			delete(t.seriesLabels, k)
 			delete(t.droppedSeries, k)
 		}