Makefile

# linting
define get_latest_lint_release
	curl -s "https://api.github.com/repos/golangci/golangci-lint/releases/latest" | grep '"tag_name":' | sed -E 's/.*"([^"]+)".*/\1/'
endef
LATEST_LINT_VERSION=$(shell $(call get_latest_lint_release))
INSTALLED_LINT_VERSION=$(shell golangci-lint --version 2>/dev/null | awk '{print "v"$$4}')

# targets
.PHONY: install-linter
install-linter:
ifneq "$(INSTALLED_LINT_VERSION)" "$(LATEST_LINT_VERSION)"
	@echo "new golangci-lint version found:" $(LATEST_LINT_VERSION)
	curl -sSfL https://raw.githubusercontent.com/golangci/golangci-lint/master/install.sh | sh -s -- -b $(GOPATH)/bin latest
endif

.PHONY: install-go-modules
install-go-modules:
	go mod vendor

# run static analysis tools, configuration in ./.golangci.yml file
.PHONY: lint
lint: install-linter
	golangci-lint run ./...

.PHONY: vulncheck
vulncheck:
	go install golang.org/x/vuln/cmd/govulncheck@latest
	govulncheck ./...

.PHONY: test
test:
	go test -race -covermode=atomic -coverprofile=coverage.out ./...