Check reference docs are up to date in CI #47

	name: PR CI

	on:
	pull_request:
	branches: [main]

	jobs:
	CI:
	runs-on: ubuntu-22.04
	steps:
	- uses: actions/checkout@v3

	- name: Setup Node
	uses: actions/setup-node@v3
	with:
	node-version: "18"
	- name: Get yarn cache
	id: yarn-cache
	run: echo "YARN_CACHE_DIR=$(yarn cache dir)" >> "${GITHUB_OUTPUT}"
	- name: Cache dependencies
	uses: actions/cache@v3
	with:
	path: ${{ steps.yarn-cache.outputs.YARN_CACHE_DIR }}
	key: ${{ runner.os }}-website-${{ hashFiles('**/yarn.lock') }}
	restore-keys: \|
	${{ runner.os }}-website-
	- run: yarn install --frozen-lockfile
	- name: Check formatting
	run: npm run check-formatting

	- name: Check references are up to date
	# NB. in future, it would be nice for this to be packaged as a test that one can run
	# locally, e.g. https://github.com/pantsbuild/pants/discussions/18235
	run: \|
	npm run generate-reference-all

	if ! git diff --quiet ; then
	echo "::group::Full diff"
	git diff
	echo "::endgroup::"

	echo 'Changes to reference found, please regenerate with `npm run generate-reference-all` or `npm run generate-reference <specific directory>`'
	exit 1
	fi

	- name: Build
	run: npm run build
	env:
	NODE_OPTIONS: --max-old-space-size=6144

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