/**
* Creates a token pattern.
*
* @param string $str The tokens string that the pattern should match.
*
* @return array The pattern step.
* @see createSkipPattern()
* @see parse()
*/
private function createTokenPattern($str)
{
// Don't add a space after the closing php tag as it will add a new
// whitespace token.
$tokenizer = new PHP('<?php ' . $str . '?>', null);
// Remove the <?php tag from the front and the end php tag from the back.
$tokens = $tokenizer->getTokens();
$tokens = array_slice($tokens, 1, count($tokens) - 2);
$patterns = array();
foreach ($tokens as $patternInfo) {
$patterns[] = array('type' => 'token', 'token' => $patternInfo['code'], 'value' => $patternInfo['content']);
}
return $patterns;
}