TEST erb-format GH Action #6

	name: ERB Format Check

	on:
	pull_request:
	paths:
	- 'app/views/*/.erb'

	jobs:
	erb_format:
	runs-on: ubuntu-24.04

	steps:
	# Checkout the repo
	- uses: actions/checkout@v2
	with:
	fetch-depth: 0

	# Install Ruby and run bundler
	- uses: ruby/setup-ruby@v1
	with:
	ruby-version: '3.0'
	bundler-cache: true

	# Fetch base branch so we can get diff of changed 'app/views/*/.erb' files
	- name: Fetch base branch
	run: git fetch origin ${{ github.base_ref }}

	# Gather names of all files within 'app/views/*/.erb' that have been changed within this PR
	# Store those changed files in the `FILES` ENV variable
	- name: Get list of changed `app/views/*/.erb` files
	run: \|
	FILES=$(git diff --name-only origin/${{ github.base_ref }}...HEAD -- 'app/views/*/.erb')

	echo "FILES<<EOF" >> $GITHUB_ENV
	echo "$FILES" >> $GITHUB_ENV
	echo "EOF" >> $GITHUB_ENV

	# Check formatting of changed .erb files using erb-format.
	# If any files require formatting, output their names and exit 1
	- name: Execute erb-format against all changed `app/views/*/.erb` files
	run: \|
	unformatted_files=""

	IFS=$'\n'
	for file in $FILES; do
	formatted=$(bundle exec erb-format "$file")
	if ! diff -q <(echo "$formatted") "$file" > /dev/null; then
	unformatted_files="${unformatted_files}\n${file}"
	fi
	done
	unset IFS

	if [ -n "$unformatted_files" ]; then
	printf "The following files require formatting:\n$unformatted_files\n"
	echo "Please use erb-format to format them."
	exit 1
	else
	echo "All updated .erb files are correctly formatted."
	fi

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