Makefile

# Set DEBUGGER=1 to build debug symbols
LDFLAGS = $(if $(DEBUGGER),,-s -w)

GOVER_MAJOR := $(shell go version | sed -E -e "s/.*go([0-9]+)[.]([0-9]+).*/\1/")
GOVER_MINOR := $(shell go version | sed -E -e "s/.*go([0-9]+)[.]([0-9]+).*/\2/")
GO111 := $(shell [ $(GOVER_MAJOR) -gt 1 ] || [ $(GOVER_MAJOR) -eq 1 ] && [ $(GOVER_MINOR) -ge 11 ]; echo $$?)
ifeq ($(GO111), 1)
$(error Please upgrade your Go compiler to 1.11 or higher version)
endif

# Enable GO111MODULE=on explicitly, disable it with GO111MODULE=off when necessary.
export GO111MODULE := on
GOOS   := $(if $(GOOS),$(GOOS),linux)
GOARCH := $(if $(GOARCH),$(GOARCH),amd64)
GOENV  := GO15VENDOREXPERIMENT="1" CGO_ENABLED=0 GOOS=$(GOOS) GOARCH=$(GOARCH)
GO     := $(GOENV) go
GOTEST := TEST_USE_EXISTING_CLUSTER=false go test
SHELL  := /usr/bin/env bash

# Get the currently used golang install path (in GOPATH/bin, unless GOBIN is set)
ifeq (,$(shell go env GOBIN))
GOBIN=$(shell go env GOPATH)/bin
else
GOBIN=$(shell go env GOBIN)
endif

all: fmt build build-sync

# Run go fmt against code
fmt:
	$(GO) fmt ./...

build:
	$(GO) build -trimpath -ldflags '$(LDFLAGS)' -o bin/bot ./cmd/bot.go

build-sync:
	$(GO) build -trimpath -ldflags '$(LDFLAGS)' -o bin/sync ./cmd/sync/sync.go

test:
	$(GOTEST) ./...