Switch Carbon language to upstream grammar. #6590

	name: Run Tests

	on:
	# Trigger the workflow on push or pull request, but only for the main branch
	push:
	branches:
	- main
	pull_request:
	branches:
	- main
	merge_group:

	permissions:
	contents: read

	jobs:
	run:
	name: Ruby ${{ matrix.ruby }}
	runs-on: ubuntu-latest
	strategy:
	matrix:
	ruby: [ '4.0', '3.4', '3.3' ]
	steps:
	- uses: actions/checkout@v1
	- name: Set up Ruby
	uses: ruby/setup-ruby@v1
	with:
	ruby-version: ${{ matrix.ruby }}
	bundler-cache: true
	- name: Fetch grammar submodules
	run: \|
	git fetch origin main:main v2.0.0:v2.0.0 test/attributes:test/attributes test/master:test/master
	sed -i 's\|git@github.com:\|https://github.com/\|' .gitmodules
	git submodule init
	git submodule sync --quiet
	script/fast-submodule-update
	- name: Run tests
	run: bundle exec rake
	- name: Check Licenses
	run: bundle exec licensed status -c vendor/licenses/config.yml
	dockerfile:
	name: Test Dockerfile
	runs-on: ubuntu-latest
	steps:
	- uses: actions/checkout@v1
	- name: Build container
	run: docker build -t linguist .
	- name: Analyse current directory
	run: docker run --rm -v $(pwd):$(pwd) -w $(pwd) --user $(id -u) -t linguist \| tee output
	- name: Confirm analysis
	run: grep Ruby output
	classifier:
	name: Classifier cross-validation
	runs-on: ubuntu-latest
	steps:
	- uses: actions/checkout@v2
	- name: Set up Ruby
	uses: ruby/setup-ruby@v1
	with:
	ruby-version: '3.3'
	bundler-cache: true
	- name: Build
	run: bundle exec rake samples
	- name: Run cross-validation
	run: bundle exec script/cross-validation --test 2>&1

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