Common Makefile with help message

common.mk

all: help

# ==================================================================================== #
# HELPERS
# ==================================================================================== #

## help: print this help message
.PHONY: help
help:
	@echo 'Usage:'
	@sed -n 's/^##//p' ${MAKEFILE_LIST} | column -t -s ':' |  sed -e 's/^/ /'

## mock/gen: generate mock $(IFASE) implementation against interface inside internal/domain, e.g. make mock/gen IFASE=PageUsecase
.PHONY: mock/gen
mock/gen:
	mockgen -source ./domain/page.go \
		-destination ./domain/mock/$(IFASE).go \
		-package mock \
		$(IFASE)