Drupal 8.0.0 beta 12. More info: https://www.drupal.org/node/2514176

core/vendor/guzzlehttp/ringphp/Makefile

@@ -0,0 +1,46 @@
+all: clean coverage docs
+
+docs:
+	cd docs && make html
+
+view-docs:
+	open docs/_build/html/index.html
+
+start-server: stop-server
+	node tests/Client/server.js &> /dev/null &
+
+stop-server:
+	@PID=$(shell ps axo pid,command \
+	  | grep 'tests/Client/server.js' \
+	  | grep -v grep \
+	  | cut -f 1 -d " "\
+	) && [ -n "$$PID" ] && kill $$PID || true
+
+test: start-server
+	vendor/bin/phpunit $(TEST)
+	$(MAKE) stop-server
+
+coverage: start-server
+	vendor/bin/phpunit --coverage-html=build/artifacts/coverage $(TEST)
+	$(MAKE) stop-server
+
+view-coverage:
+	open build/artifacts/coverage/index.html
+
+clean:
+	rm -rf build/artifacts/*
+	cd docs && make clean
+
+tag:
+	$(if $(TAG),,$(error TAG is not defined. Pass via "make tag TAG=4.2.1"))
+	@echo Tagging $(TAG)
+	chag update -m '$(TAG) ()'
+	git add -A
+	git commit -m '$(TAG) release'
+	chag tag
+
+perf: start-server
+	php tests/perf.php
+	$(MAKE) stop-server
+
+.PHONY: docs