GOVERSION := $(shell go version | cut -d ' ' -f 3 | cut -d '.' -f 2)

.PHONY: check fmt lint test test-race vet test-cover-html help

.DEFAULT_GOAL := help

check: test-race fmt vet lint ## Run tests and linters

test: ## Run tests

go test ./...

test-race: ## Run tests with race detector

go test -race ./...

fmt: ## Run gofmt linter

ifeq "$(GOVERSION)" "12"

@for d in `go list` ; do \

if [ "`gofmt -l -s $$GOPATH/src/$$d | tee /dev/stderr`" ]; then \

echo "^ improperly formatted go files" && echo && exit 1; \

fi \

done

lint: ## Run golint linter

@for d in `go list` ; do \

if [ "`golint $$d | tee /dev/stderr`" ]; then \

echo "^ golint errors!" && echo && exit 1; \

fi \

done

vet: ## Run go vet linter

@if [ "`go vet | tee /dev/stderr`" ]; then \

echo "^ go vet errors!" && echo && exit 1; \

fi

test-cover-html: ## Generate test coverage report

go test -coverprofile=coverage.out -covermode=count

go tool cover -func=coverage.out

help:

@grep -E '^[a-zA-Z0-9_-]+:.*?## .*$$' $(MAKEFILE_LIST) | sort | awk 'BEGIN {FS = ":.*?## "}; {printf "\033[36m%-30s\033[0m %s\n", $$1, $$2}'