Merge branch 'merge_expr' into breakage #8

	name: Built & Release with Ubuntu
	on:
	push:
	# Pattern matched against refs/tags
	tags:
	- 'v*'

	jobs:
	build:
	runs-on: ubuntu-latest
	steps:
	- name: Add Toolchain PPA
	run: \|
	sudo add-apt-repository ppa:ubuntu-toolchain-r/test
	- name: Add debian repository
	uses: myci-actions/add-deb-repo@10
	with:
	repo: deb http://apt.llvm.org/focal/ llvm-toolchain-focal-13 main
	repo-name: llvm-toolchain
	keys-asc: https://apt.llvm.org/llvm-snapshot.gpg.key
	update: true
	install: clang-13 llvm-13
	- name: Python 3.9 Time
	uses: actions/[email protected]
	with:
	python-version: '3.9'
	- name: Install requirements
	run: \|
	python3.9 -m pip install tatsu requests
	- name: Checkout
	uses: actions/checkout@v3
	- name: Update version file
	run: \|
	echo -n VERSION= > version
	git tag --points-at HEAD \| tac \| grep -Pxom1 "v([0-9]+\.[0-9]+\.[0-9]+)(?:-[0-9A-Za-z-]+(?:\.[0-9A-Za-z-]+)*)?(?:\+[0-9A-Za-z-]+)?" \| grep -Eo "[0-9]+\.[0-9]+\.[0-9]+" \| tr -d "\n" >> version
	- name: Build release
	run: \|
	python3.9 ./build.py release
	- name: Upload release
	uses: softprops/action-gh-release@v1
	with:
	files: princess*.tar.gz
	- name: Commit release
	run: \|
	git add version
	git commit --message=Version bump from tag.
	git push

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