Makefile

SERVICE		?= $(shell basename `go list`)
VERSION		?= $(shell git describe --tags --always --dirty --match=v* 2> /dev/null || cat $(PWD)/.version 2> /dev/null || echo v0)
PACKAGE		?= $(shell go list)
PACKAGES	?= $(shell go list ./...)

default: help

help:   ## show this help
	@echo 'usage: make [target] ...'
	@echo ''
	@echo 'targets:'
	@egrep '^(.+)\:\ .*##\ (.+)' ${MAKEFILE_LIST} | sed 's/:.*##/#/' | column -t -c 2 -s '#'

all:
	make clean
	make fmt
	make test

clean:  ## Clean
	go clean -i ./...

fmt: ## gofmt
	go fmt ./...

lint: ## lint
	golint $(PACKAGES)

vet: ## Analyze source code
	go vet ./...

doc: ## View godoc
	godoc -http=:9090 -index

test: ## Run unit test 
	go test -v ./... 

test-cover:     ## Run test coverage and generate html report
	rm -fr coverage
	mkdir coverage
	go list -f '{{if gt (len .TestGoFiles) 0}}"go test -covermode count -coverprofile {{.Name}}.coverprofile -coverpkg ./... {{.ImportPath}}"{{end}}' ./... | xargs -I {} bash -c {}
	echo "mode: count" > coverage/cover.out
	grep -h -v "^mode:" *.coverprofile >> "coverage/cover.out"
	rm *.coverprofile
	go tool cover -html=coverage/cover.out -o=coverage/cover.html