Makefile

# BEGIN: lint-install .
# http://github.com/tinkerbell/lint-install

.PHONY: lint
lint: _lint

LINT_ARCH := $(shell uname -m)
LINT_OS := $(shell uname)
LINT_OS_LOWER := $(shell echo $(LINT_OS) | tr '[:upper:]' '[:lower:]')
LINT_ROOT := $(shell dirname $(realpath $(firstword $(MAKEFILE_LIST))))

# shellcheck and hadolint lack arm64 native binaries: rely on x86-64 emulation
ifeq ($(LINT_OS),Darwin)
	ifeq ($(LINT_ARCH),arm64)
		LINT_ARCH=x86_64
	endif
endif

LINTERS :=
FIXERS :=

GOLANGCI_LINT_CONFIG := $(LINT_ROOT)/.golangci.yml
GOLANGCI_LINT_VERSION ?= v1.43.0
GOLANGCI_LINT_BIN := out/linters/golangci-lint-$(GOLANGCI_LINT_VERSION)-$(LINT_ARCH)
$(GOLANGCI_LINT_BIN):
	mkdir -p out/linters
	rm -rf out/linters/golangci-lint-*
	curl -sSfL https://raw.githubusercontent.com/golangci/golangci-lint/master/install.sh | sh -s -- -b out/linters $(GOLANGCI_LINT_VERSION)
	mv out/linters/golangci-lint $@

LINTERS += golangci-lint-lint
golangci-lint-lint: $(GOLANGCI_LINT_BIN)
	$(GOLANGCI_LINT_BIN) run

FIXERS += golangci-lint-fix
golangci-lint-fix: $(GOLANGCI_LINT_BIN)
	$(GOLANGCI_LINT_BIN) run --fix

.PHONY: _lint $(LINTERS)
_lint: $(LINTERS)

.PHONY: fix $(FIXERS)
fix: $(FIXERS)

# END: lint-install .