################################################################################
# This file is AUTOGENERATED with <https://github.com/sapcc/go-makefile-maker> #
# Edit Makefile.maker.yaml instead.                                            #
################################################################################

MAKEFLAGS=--warn-undefined-variables
# /bin/sh is dash on Debian which does not support all features of ash/bash
# to fix that we use /bin/bash only on Debian to not break Alpine
ifneq (,$(wildcard /etc/os-release)) # check file existence
	ifneq ($(shell grep -c debian /etc/os-release),0)
		SHELL := /bin/bash
	endif
endif

default: FORCE
	@echo 'There is nothing to build, use `make check` for running the test suite or `make help` for a list of available targets.'

generate: generated.go

%: %.in | util/render_template.go
	@echo ./util/render_template.go < $< > $@
	@./util/render_template.go < $< > $@.new && mv $@.new $@ || (rm $@.new; false)

GO_BUILDFLAGS =
GO_LDFLAGS =
GO_TESTENV =

# which packages to test with "go test"
GO_TESTPKGS := $(shell go list -f '{{if or .TestGoFiles .XTestGoFiles}}{{.ImportPath}}{{end}}' ./...)
# which packages to measure coverage for
GO_COVERPKGS := $(shell go list ./... | grep -Ev '/util')
# to get around weird Makefile syntax restrictions, we need variables containing nothing, a space and comma
null :=
space := $(null) $(null)
comma := ,

check: FORCE static-check build/cover.html
	@printf "\e[1;32m>> All checks successful.\e[0m\n"

prepare-static-check: FORCE
	@if ! hash golangci-lint 2>/dev/null; then printf "\e[1;36m>> Installing golangci-lint (this may take a while)...\e[0m\n"; go install github.com/golangci/golangci-lint/cmd/golangci-lint@latest; fi

static-check: FORCE prepare-static-check
	@printf "\e[1;36m>> golangci-lint\e[0m\n"
	@golangci-lint run

build/cover.out: FORCE | build
	@printf "\e[1;36m>> go test\e[0m\n"
	@env $(GO_TESTENV) go test $(GO_BUILDFLAGS) -ldflags '-s -w $(GO_LDFLAGS)' -shuffle=on -p 1 -coverprofile=$@ -covermode=count -coverpkg=$(subst $(space),$(comma),$(GO_COVERPKGS)) $(GO_TESTPKGS)

build/cover.html: build/cover.out
	@printf "\e[1;36m>> go tool cover > build/cover.html\e[0m\n"
	@go tool cover -html $< -o $@

build:
	@mkdir $@

tidy-deps: FORCE
	go mod tidy
	go mod verify

clean: FORCE
	git clean -dxf build

vars: FORCE
	@printf "GO_BUILDFLAGS=$(GO_BUILDFLAGS)\n"
	@printf "GO_COVERPKGS=$(GO_COVERPKGS)\n"
	@printf "GO_LDFLAGS=$(GO_LDFLAGS)\n"
	@printf "GO_TESTENV=$(GO_TESTENV)\n"
	@printf "GO_TESTPKGS=$(GO_TESTPKGS)\n"
help: FORCE
	@printf "\n"
	@printf "\e[1mUsage:\e[0m\n"
	@printf "  make \e[36m<target>\e[0m\n"
	@printf "\n"
	@printf "\e[1mGeneral\e[0m\n"
	@printf "  \e[36mvars\e[0m                  Display values of relevant Makefile variables.\n"
	@printf "  \e[36mhelp\e[0m                  Display this help.\n"
	@printf "\n"
	@printf "\e[1mTest\e[0m\n"
	@printf "  \e[36mcheck\e[0m                 Run the test suite (unit tests and golangci-lint).\n"
	@printf "  \e[36mprepare-static-check\e[0m  Install golangci-lint. This is used in CI, you should probably install golangci-lint using your package manager.\n"
	@printf "  \e[36mstatic-check\e[0m          Run golangci-lint.\n"
	@printf "  \e[36mbuild/cover.out\e[0m       Run tests and generate coverage report.\n"
	@printf "  \e[36mbuild/cover.html\e[0m      Generate an HTML file with source code annotations from the coverage report.\n"
	@printf "\n"
	@printf "\e[1mDevelopment\e[0m\n"
	@printf "  \e[36mtidy-deps\e[0m             Run go mod tidy and go mod verify.\n"
	@printf "  \e[36mclean\e[0m                 Run git clean.\n"

.PHONY: FORCE