使われていない partial の簡易チェックスクリプト

orphaned_partial_check.rb

def target_partial
  Dir['app/views/front/{shared,sections,sidebar}/**/*'].each_with_object([]) do |f, list|
    next unless File.file?(f)

    list << [
      File.dirname(f).sub('app/views/', ''),
      File.basename(f).sub(/^_/, '').sub('.slim', '').sub('.html.erb', '')
    ].join('/')
  end
end

def rendereds(partial)
  `git grep #{partial} app/views | grep render`.split("\n")
end

def partial_path(partial)
  [
    'app/views',
    File.dirname(partial),
    "_#{File.basename(partial)}.slim"
  ].join('/')
end

puts <<~EOF
  # Not rendered
  # please run `git rm`
EOF
target_partial.each do |partial|
  next if partial == 'front/shared/banner'
  rendereds_count = rendereds(partial).count

  puts "git rm #{partial_path(partial)}" if rendereds_count == 0
end