On: Google App Engine PHP Runtime now available to eve...

[dancecodes]

why not use something base of PEAR coding standards ?

public function foo($bar)

{

  //
  //return (bool) $bar;
  //

}

This can help: http://www.gnu.org/software/emacs/

http://pear.php.net/package/PHP_CodeSniffer/

and enable flymake php linting