Small fixes. (#2578)

Fix typos. Simplify with gofmt -s

retrieval/scrape.go

@@ -500,7 +500,7 @@ func (sl *scrapeLoop) append(samples model.Samples) (int, error) {
 		var wrappedBufApp storage.SampleAppender
 		wrappedBufApp, countingApp = sl.wrapAppender(bufApp)
 		for _, s := range samples {
-			// Ignore errors as bufferedAppender always succeds.
+			// Ignore errors as bufferedAppender always succeeds.
 			wrappedBufApp.Append(s)
 		}
 		samples = bufApp.buffer

storage/fanin/fanin_test.go

@@ -143,7 +143,7 @@ func TestQueryRange(t *testing.T) {
 				},
 			},
 			remote: []model.Matrix{
-				model.Matrix{
+				{
 					&model.SampleStream{
 						Metric: model.Metric{
 							model.MetricNameLabel: "testmetric",
@@ -164,7 +164,7 @@ func TestQueryRange(t *testing.T) {
 						},
 					},
 				},
-				model.Matrix{
+				{
 					&model.SampleStream{
 						Metric: model.Metric{
 							model.MetricNameLabel: "testmetric",
@@ -231,7 +231,7 @@ func TestQueryRange(t *testing.T) {
 				},
 			},
 			remote: []model.Matrix{
-				model.Matrix{
+				{
 					&model.SampleStream{
 						Metric: model.Metric{
 							model.MetricNameLabel: "testmetric",
@@ -252,7 +252,7 @@ func TestQueryRange(t *testing.T) {
 						},
 					},
 				},
-				model.Matrix{
+				{
 					&model.SampleStream{
 						Metric: model.Metric{
 							model.MetricNameLabel: "testmetric",
@@ -323,7 +323,7 @@ func TestQueryRange(t *testing.T) {
 		{
 			name: "no local data",
 			remote: []model.Matrix{
-				model.Matrix{
+				{
 					&model.SampleStream{
 						Metric: model.Metric{
 							model.MetricNameLabel: "testmetric",
@@ -345,7 +345,7 @@ func TestQueryRange(t *testing.T) {
 						},
 					},
 				},
-				model.Matrix{
+				{
 					&model.SampleStream{
 						Metric: model.Metric{
 							model.MetricNameLabel: "testmetric",
@@ -507,7 +507,7 @@ func TestQueryRange(t *testing.T) {
 				},
 			},
 			remote: []model.Matrix{
-				model.Matrix{
+				{
 					&model.SampleStream{
 						Metric: model.Metric{
 							model.MetricNameLabel: "testmetric",

storage/local/storage.go

@@ -1209,7 +1209,7 @@ func (s *MemorySeriesStorage) maybeEvict() {
 //   to 1 to signal that we want to evict chunk but have no evictable chunks
 //   available.
 //
-// - Otherwise, calulate the number of chunks to evict and return it:
+// - Otherwise, calculate the number of chunks to evict and return it:
 //
 //                                   MAX( h(nextGC), h(current) ) - h(target)
 //   n(toEvict) = MIN( n(evictable), ---------------------------------------- )

web/api/v1/api_test.go

@@ -453,7 +453,7 @@ func TestEndpoints(t *testing.T) {
 			endpoint: api.targets,
 			response: &TargetDiscovery{
 				ActiveTargets: []*Target{
-					&Target{
+					{
 						DiscoveredLabels: model.LabelSet{},
 						Labels:           model.LabelSet{},
 						ScrapeURL:        "http://example.com:8080/metrics",
@@ -465,7 +465,7 @@ func TestEndpoints(t *testing.T) {
 			endpoint: api.alertmanagers,
 			response: &AlertmanagerDiscovery{
 				ActiveAlertmanagers: []*AlertmanagerTarget{
-					&AlertmanagerTarget{
+					{
 						URL: "http://alertmanager.example.com:8080/api/v1/alerts",
 					},
 				},