# File lib/brakeman/parsers/rails2_xss_plugin_erubis.rb, line 33
  def add_expr_literal(src, code)
    if code =~ BLOCK_EXPR
      src << "@output_buffer.safe_concat((" << $1 << ").to_s);"
    else
      src << '@output_buffer << ((' << code << ').to_s);'
    end
  end