class SyntaxTree::BodyStmt

def format(q)
  q.group do
    q.format(statements) unless statements.empty?
    if rescue_clause
      q.nest(-2) do
        q.breakable_force
        q.format(rescue_clause)
      end
    end
    if else_clause
      q.nest(-2) do
        q.breakable_force
        q.format(else_keyword)
      end
      unless else_clause.empty?
        q.breakable_force
        q.format(else_clause)
      end
    end
    if ensure_clause
      q.nest(-2) do
        q.breakable_force
        q.format(ensure_clause)
      end
    end
  end
end