[asl][reference] added a lexical rule for double underscores #34

	name: Build ASL reference

	on:
	workflow_dispatch:
	schedule:
	# Prime the caches every Monday
	- cron: 0 1 * * MON
	pull_request:
	paths:
	- 'asllib/doc/**'

	permissions: read-all

	# Copy-pasted from https://stackoverflow.com/questions/66335225/how-to-cancel-previous-runs-in-the-pr-when-you-push-new-commitsupdate-the-curre
	concurrency:
	group: ${{ github.workflow }}-${{ github.event.pull_request.number \|\| github.ref }}
	cancel-in-progress: true

	jobs:
	make-asldoc:
	runs-on: ubuntu-latest
	steps:
	- name: Checkout tree
	uses: actions/checkout@v4

	- name: Install opam and texlive
	run: sudo apt-get install --quiet --yes opam texlive-full

	- name: Make sure opam is well installed
	run: opam init

	- name: Install opam dependencies
	run: opam install . --deps-only --yes

	- name: Build ASL Reference
	run: opam exec -- make asldoc

	- uses: actions/upload-artifact@v4
	with:
	name: ASL Reference Document
	path: asllib/doc/ASLReference.pdf

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