SOURCES = $(wildcard *.go) $(wildcard **/*.go)
OUT=my-log
GOBIN=$(shell go env GOBIN)
COVEROUT=cover.out
COVERHTML=cover.html

.PHONY: help
help: ## Show help for documented recipes
	@echo "Make recipes:"
	@echo
	@grep -E '^[a-zA-Z0-9_#-]+:.*?## .*$$' $(MAKEFILE_LIST) | awk 'BEGIN {FS = ":.*?## "}; {printf "\033[36m%-30s\033[0m %s\n", $$1, $$2}'

.PHONY: clean
clean: ## Removes temporary and build files
	rm -v $(COVEROUT) $(COVERHTML) $(OUT) || true

.PHONY: fmt ## Runs go fmt
fmt: $(SOURCES) ## Runs go fmt
	go fmt ./...

.PHONY: test
test: ## Test application and generate coverage report
	$(MAKE) clean
	$(MAKE) $(COVEROUT)

$(COVEROUT): $(SOURCES) fmt
	go test ./... -race -cover -coverprofile $@

$(COVERHTML): $(COVEROUT)
	go tool cover -html=$< -o $@

.PHONY: report
report: $(COVERHTML) ## Generate a coverage report

.PHONY: open-report
open-report: report ## Open the coverage report in the default browser
	xdg-open $(COVERHTML)

.PHONY: build
build: $(OUT) ## Builds the application

$(OUT): $(SOURCES) fmt
	go build -o $@