module Bundler

def eval_gemspec(path, contents)
  eval(contents, TOPLEVEL_BINDING, path.expand_path.to_s)
rescue ScriptError, StandardError => e
  original_line = e.backtrace.find {|line| line.include?(path.to_s) }
  msg = "There was a #{e.class} while loading #{path.basename}: \n#{e.message}"
  msg << " from\n  #{original_line}" if original_line
  msg << "\n"
  if e.is_a?(LoadError) && RUBY_VERSION >= "1.9"
    msg << "\nDoes it try to require a relative path? That's been removed in Ruby 1.9."
  end
  raise GemspecError, msg
end