TEST erb-format GH Action

.github/workflows/erb_format.yml

@@ -0,0 +1,40 @@
+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
+
+    # Install Ruby and run bundler
+    - uses: ruby/setup-ruby@v1
+      with:
+        ruby-version: '3.0'
+        bundler-cache: true
+
+    # 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" >> $GITHUB_ENV
+
+    # Check formatting of changed .erb files using erb-format.
+    # If any file is not properly formatted, this step will fail.
+    - name: Execute erb-format against all changed `app/views/**/*.erb` files
+      run: |
+        if [ -n "$FILES" ]; then
+        echo "$FILES" | xargs bundle exec erb-format --check
+        else
+        echo "No changed files within `app/views/**/*.erb`"
+        fi

Gemfile

@@ -286,6 +286,10 @@ group :ci, :development do
   # (http://github.com/stewartmckee/bundle-audit)
   gem 'bundle-audit'
 
+  # ERB formatting tool
+  # https://github.com/nebulab/erb-formatter
+  gem 'erb-formatter', require: false
+
   # RuboCop is a Ruby code style checking and code formatting tool. It aims to enforce
   # the community-driven Ruby Style Guide.
   gem 'rubocop'

Gemfile.lock

@@ -191,6 +191,8 @@ GEM
       dragonfly (~> 1.0)
       fog-aws
     drb (2.2.1)
+    erb-formatter (0.7.3)
+      syntax_tree (~> 6.0)
     erubi (1.13.1)
     excon (1.2.5)
       logger
@@ -395,6 +397,7 @@ GEM
     pg (1.5.9)
     pp (0.6.2)
       prettyprint
+    prettier_print (1.2.1)
     prettyprint (0.2.0)
     prime (0.1.3)
       forwardable
@@ -566,6 +569,8 @@ GEM
       activesupport (>= 6.1)
       sprockets (>= 3.0.0)
     stringio (3.1.5)
+    syntax_tree (6.2.0)
+      prettier_print (>= 1.2.0)
     terminal-table (3.0.2)
       unicode-display_width (>= 1.1.1, < 3)
     text (1.3.1)
@@ -639,6 +644,7 @@ DEPENDENCIES
   dotenv-rails
   dragonfly
   dragonfly-s3_data_store
+  erb-formatter
   factory_bot_rails
   faker
   flag_shih_tzu