Add ticks for type variable pretty-printing in BbML #142

	name: CI with Nix

	on:
	pull_request:
	push:
	branches: [ mlscript, hkmc2 ]

	jobs:
	build:
	runs-on: ubuntu-latest
	steps:
	- uses: actions/checkout@v3
	- name: Install Nix
	uses: DeterminateSystems/nix-installer-action@main
	- uses: rrbutani/use-nix-shell-action@v1
	with:
	devShell: .#default
	- name: Install TypeScript
	run: npm ci
	- name: Run test
	run: sbt -J-Xmx4096M -J-Xss4M test
	- name: Check no changes
	run: \|
	git update-index -q --refresh
	git diff-files -p --exit-code

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