Makefile

-include .env

VERSION := $(shell git describe --tags)
BUILD := $(shell git rev-parse --short HEAD)
PROJECTNAME := $(shell basename "$(PWD)")

# Go related variables.
GOBASE := $(shell pwd)
GOPATH := $(GOBASE)/vendor:$(GOBASE)
GOBIN := $(GOBASE)/bin
GOFILES := $(wildcard *.go)

# Use linker flags to provide version/build settings
LDFLAGS=-ldflags "-X=main.Version=$(VERSION) -X=main.Build=$(BUILD)"

# Redirect error output to a file, so we can show it in development mode.
STDERR := /tmp/.$(PROJECTNAME)-stderr.txt

# PID file will keep the process id of the server
PID := /tmp/.$(PROJECTNAME).pid

# Make is verbose in Linux. Make it silent.
MAKEFLAGS += --silent

## install: Install missing dependencies. Runs `go get` internally. e.g; make install get=github.com/foo/bar
install: go-get

## compile: Compile the binary.
compile:
	@-touch $(STDERR)
	@-rm $(STDERR)
	@-$(MAKE) -s go-compile 2> $(STDERR)
	@cat $(STDERR) | sed -e '1s/.*/\nError:\n/'  | sed 's/make\[.*/ /' | sed "/^/s/^/     /" 1>&2

## clean: Clean build files. Runs `go clean` internally.
clean:
	@-rm $(GOBIN)/$(PROJECTNAME) 2> /dev/null
	@-$(MAKE) go-clean

go-build:
	@echo "  >  Building binary..."
	@GOPATH=$(GOPATH) GOBIN=$(GOBIN) go build $(LDFLAGS) -o $(GOBIN)/$(PROJECTNAME) $(GOFILES)

go-test:
	@echo "  >  Running tests..."
	go test -v ./... -cover

go-bench:
	@echo "  >  Running benchmarks..."
	go test -bench=. ./... -test.timeout=0
	
go-generate:
	@echo "  >  Generating dependency files..."
	@GOPATH=$(GOPATH) GOBIN=$(GOBIN) go generate $(generate)

go-get:
	@echo "  >  Checking if there is any missing dependencies..."
	@GOPATH=$(GOPATH) GOBIN=$(GOBIN) go get $(get)

go-install:
	@GOPATH=$(GOPATH) GOBIN=$(GOBIN) go install $(GOFILES)

go-clean:
	@echo "  >  Cleaning build cache"
	@GOPATH=$(GOPATH) GOBIN=$(GOBIN) go clean