Added format command.

Signed-off-by: bwplotka <[email protected]>

Makefile

@@ -7,4 +7,21 @@ DOCKER_REPO  ?= prometheuscommunity
 
 include Makefile.common
 
-DOCKER_IMAGE_NAME       ?= avalanche
+DOCKER_IMAGE_NAME ?= avalanche
+
+GOIMPORTS = goimports
+$(GOIMPORTS):
+	@go install golang.org/x/tools/cmd/goimports@latest
+
+GOFUMPT = gofumpt
+$(GOFUMPT):
+	@go install mvdan.cc/gofumpt@latest
+
+GO_FILES = $(shell find . -path ./vendor -prune -o -name '*.go' -print)
+
+.PHONY: format
+format: $(GOFUMPT) $(GOIMPORTS)
+	@echo ">> formating imports)"
+	@$(GOIMPORTS) -local github.com/prometheus-community/avalanche -w $(GO_FILES)
+	@echo ">> gofumpt-ing the code; golangci-lint requires this"
+	@$(GOFUMPT) -extra -w $(GO_FILES)

metrics/write.go

@@ -207,6 +207,7 @@ func collectMetrics(outOfOrder bool) ([]prompb.TimeSeries, error) {
 	}
 	return tss, nil
 }
+
 func shuffleTimestamps(tss []prompb.TimeSeries) []prompb.TimeSeries {
 	now := time.Now().UnixMilli()
 	offsets := []int64{0, -60 * 1000, -5 * 60 * 1000}