add modifiers `a`, `an`, and `the` #27

	name: Busted

	on: [ push, pull_request ]

	jobs:

	busted:
	strategy:
	fail-fast: false
	matrix:
	luaVersion: [ "5.4", "5.3", "5.2", "5.1", "luajit" ] # , "luajit-openresty" ]
	runs-on: ubuntu-22.04
	steps:
	- name: Checkout
	uses: actions/checkout@v3

	- name: Setup ‘lua’
	uses: leafo/gh-actions-lua@v9
	with:
	luaVersion: ${{ matrix.luaVersion }}

	- name: Setup ‘luarocks’
	uses: leafo/gh-actions-luarocks@v4

	- name: Setup dependencies
	run: \|
	luarocks install busted
	luarocks install luacov-coveralls

	- name: Replace system luassert with self
	run: \|
	luarocks remove luassert --force
	luarocks make

	- name: Run regression tests
	# disable project-local path prefixes to force use of system installation
	run: busted --coverage --lpath="" --cpath="" -Xoutput --color

	- name: Report test coverage
	if: ${{ success() && github.repository == 'lunarmodules/luassert' }}
	continue-on-error: true
	run: luacov-coveralls -i src -e .luarocks
	env:
	COVERALLS_REPO_TOKEN: ${{ github.token }}

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