Add release script

Makefile

@@ -27,3 +27,5 @@ clean:
 	-rm -rf *.egg-info
 
 .PHONY: wheel lint test test_deps docs install clean
+
+include common.mk

common.mk

@@ -0,0 +1,43 @@
+SHELL=/bin/bash -eo pipefail
+CLEAN_DIRS=src
+
+release_major:
+	$(eval export TAG=$(shell git describe --tags --match 'v*.*.*' | perl -ne '/^v(\d)+\.(\d)+\.(\d+)+/; print "v@{[$$1+1]}.0.0"'))
+	$(MAKE) release
+
+release_minor:
+	$(eval export TAG=$(shell git describe --tags --match 'v*.*.*' | perl -ne '/^v(\d)+\.(\d)+\.(\d+)+/; print "v$$1.@{[$$2+1]}.0"'))
+	$(MAKE) release
+
+release_patch:
+	$(eval export TAG=$(shell git describe --tags --match 'v*.*.*' | perl -ne '/^v(\d)+\.(\d)+\.(\d+)+/; print "v$$1.$$2.@{[$$3+1]}"'))
+	$(MAKE) release
+
+release:
+	@if [[ -z $$TAG ]]; then echo "Use release_{major,minor,patch}"; exit 1; fi
+	$(eval REMOTE=$(shell git remote get-url origin | perl -ne '/(\w+\/\w+)[^\/]+$$/; print $$1'))
+	$(eval GIT_USER=$(shell git config --get user.email))
+	$(eval GH_AUTH=$(shell if grep -q '@github.com' ~/.git-credentials; then echo $$(grep '@github.com' ~/.git-credentials | python3 -c 'import sys, urllib.parse as p; print(p.urlparse(sys.stdin.read()).netloc.split("@")[0])'); else echo $(GIT_USER); fi))
+	$(eval RELEASES_API=https://api.github.com/repos/${REMOTE}/releases)
+	$(eval UPLOADS_API=https://uploads.github.com/repos/${REMOTE}/releases)
+	git clean -x --force ${CLEAN_DIRS}
+	TAG_MSG=$$(mktemp); \
+	    echo "# Changes for ${TAG} ($$(date +%Y-%m-%d))" > $$TAG_MSG; \
+	    git log --pretty=format:%s $$(git describe --abbrev=0)..HEAD >> $$TAG_MSG; \
+	    $${EDITOR:-emacs} $$TAG_MSG; \
+	    if [[ -f Changes.md ]]; then cat $$TAG_MSG <(echo) Changes.md | sponge Changes.md; git add Changes.md; fi; \
+	    if [[ -f Changes.rst ]]; then cat <(pandoc --from markdown --to rst $$TAG_MSG) <(echo) Changes.rst | sponge Changes.rst; git add Changes.rst; fi; \
+	    git commit -m ${TAG}; \
+	    git tag --sign --annotate --file $$TAG_MSG ${TAG}
+	git push --follow-tags
+	http --auth ${GH_AUTH} ${RELEASES_API} tag_name=${TAG} name=${TAG} \
+	    body="$$(git tag --list ${TAG} -n99 | perl -pe 's/^\S+\s*// if $$. == 1' | sed 's/^\s\s\s\s//')"
+	$(MAKE) install
+	http --auth ${GH_AUTH} POST ${UPLOADS_API}/$$(http --auth ${GH_AUTH} ${RELEASES_API}/latest | jq .id)/assets \
+	    name==$$(basename dist/*.whl) label=="Python Wheel" < dist/*.whl
+	$(MAKE) pypi_release
+
+pypi_release:
+	python setup.py sdist bdist_wheel upload --sign
+
+.PHONY: release