1GOVERSION := $(shell go version | cut -d ' ' -f 3 | cut -d '.' -f 2)
 2
 3.PHONY: check fmt lint test test-race vet test-cover-html help
 4.DEFAULT_GOAL := help
 5
 6check: test-race fmt vet lint ## Run tests and linters
 7
 8test: ## Run tests
 9	go test ./...
10
11test-race: ## Run tests with race detector
12	go test -race ./...
13
14fmt: ## Run gofmt linter
15ifeq "$(GOVERSION)" "12"
16	@for d in `go list` ; do \
17		if [ "`gofmt -l -s $$GOPATH/src/$$d | tee /dev/stderr`" ]; then \
18			echo "^ improperly formatted go files" && echo && exit 1; \
19		fi \
20	done
21endif
22
23lint: ## Run golint linter
24	@for d in `go list` ; do \
25		if [ "`golint $$d | tee /dev/stderr`" ]; then \
26			echo "^ golint errors!" && echo && exit 1; \
27		fi \
28	done
29
30vet: ## Run go vet linter
31	@if [ "`go vet | tee /dev/stderr`" ]; then \
32		echo "^ go vet errors!" && echo && exit 1; \
33	fi
34
35test-cover-html: ## Generate test coverage report
36	go test -coverprofile=coverage.out -covermode=count
37	go tool cover -func=coverage.out
38
39help:
40	@grep -E '^[a-zA-Z0-9_-]+:.*?## .*$$' $(MAKEFILE_LIST) | sort | awk 'BEGIN {FS = ":.*?## "}; {printf "\033[36m%-30s\033[0m %s\n", $$1, $$2}'