Makefile

.PHONY: build serve

build:
	if [ ! -d ./_babel ]; \
	then git clone git@github.com:babel/babel.git _babel; \
	make bootstrap; \
	fi

	cd _babel; \
	git pull; \
	npm install; \
	make build-dist

	if [ ! -f ./scripts/babel.js ]; \
	then touch ./scripts/babel.js; \
	fi

	rm -f ./_includes/version.html
	touch ./_includes/version.html
	cp ./_babel/VERSION ./_includes/version.html

	cat ./_babel/packages/babel/dist/browser.min.js ./_babel/packages/babel/dist/polyfill.min.js > ./scripts/babel.js;

	if [ ! -d ./node_modules ]; \
	then npm install; \
	fi

	if [ ! -d ./_sass/bootstrap ]; \
	then cp -r ./node_modules/bootstrap-sass/assets/stylesheets/bootstrap ./_sass/bootstrap; \
	fi

serve:
	@if ! which bundle >/dev/null; then \
	echo "bundler is not installed, please install it with 'gem install bundler'."; \
	exit 1; \
	fi

	bundle check || bundle install; \
	bundle exec jekyll serve