class RuboCop::Cop::Style::HashAsLastArrayItem

def check_no_braces(node)
  return unless node.braces?
  return if node.children.empty? # Empty hash cannot be "unbraced"
  add_offense(node, message: 'Omit the braces around the hash.') do |corrector|
    corrector.remove(node.loc.begin)
    corrector.remove(node.loc.end)
  end
end