Makefile

all:	test coverage docs

lint:
	shellcheck -s ksh src/*.bash

test: lint
	bats test/*.bats

coverage:
	bashcov --root ./src -- $$(which bats) ./test/*.bats

docs:
	rm -rf docs 2>/dev/null || true
	mkdir docs
	[ -f doxygen-bash.sed ] || \
		curl -O 'https://raw.githubusercontent.com/Anvil/bash-doxygen/94094df8620d8da7e90d5477034b0356d3ef05e3/doxygen-bash.sed'
	doxygen Doxyfile

#
# Generate documentation, run linting and coverage tests using dind-container.
#
docker-all: docker-build
	docker kill dind || true
	docker run --rm --name dind --privileged -v $$(pwd):/app -d build-image
	docker exec -w /app dind /bin/sh -c "\
		while [ ! -S /var/run/docker.sock ] ; do \
			sleep 0.5 ; \
			echo -n . ; \
		done ; \
		chmod 777 /var/run/docker.sock ; \
		adduser -u $$(id -u) coverage < /dev/null || true"
	docker exec \
		-e AWS_ACCESS_KEY_ID \
		-e AWS_DEFAULT_REGION \
		-e AWS_SECRET_ACCESS_KEY \
		-e DOCKER_PASSWORD \
		-e DOCKER_USERNAME \
		-e GH_TOKEN \
		-w /app --user=$$(id -u) \
	  dind make lint docs coverage

#
# We cache the built builder-image in our own .docker_cache directory, instead
# of relying on the Docker engines cache. The reason for this is two-fold; We
# don't need/want to rebuild the builder-image needlessly, and also we wish to
# support caching using TravisCI across multiple builds.
#
docker-build:
	[ -d .docker_cache ] || mkdir .docker_cache
	DIMAGE=.docker_cache/$$(sha256sum Dockerfile | awk '{print $$1}') ; \
	  if [ -f "$${DIMAGE}" ] ; then \
		docker load < "$${DIMAGE}" ; \
	  else \
		docker build -t build-image . ; \
		docker save build-image > "$${DIMAGE}" ; \
	  fi

.PHONY: lint test coverage docs docker-all docker-build