/**
* Check the use of a variable variable ($$a).
* Called when the current token is a single $.
*
* @param TokenInfo $token
*/
private function _checkVariableVariable($token)
{
if ($this->_isActive('variableVariable')) {
if ($this->tokenizer->checkNextToken(T_VARIABLE)) {
$msg = $this->_getMessage("VARIABLE_VARIABLE", '$' . $this->tokenizer->peekNextToken()->text);
$this->_writeError('variableVariable', $msg);
}
}
}
