title: can pcall return value of called function instead of boolean result true/false?
body: <p>Can pcall return value of called function instead of boolean result true/false?</p>
  
  <p>for example</p>
  
  <pre><code>function f()
  return 'some text'
  end
  
  print(tostring(pcall(f)))
  </code></pre>
  
  <p>print will show only true or false instead of value returned by f</p>