private function isOperator(Token $token)
{
static $arrayOperators = array(T_AND_EQUAL => true, T_BOOLEAN_AND => true, T_BOOLEAN_OR => true, T_CONCAT_EQUAL => true, T_DIV_EQUAL => true, T_DOUBLE_ARROW => true, T_IS_EQUAL => true, T_IS_GREATER_OR_EQUAL => true, T_IS_IDENTICAL => true, T_IS_NOT_EQUAL => true, T_IS_NOT_IDENTICAL => true, T_IS_SMALLER_OR_EQUAL => true, T_LOGICAL_AND => true, T_LOGICAL_OR => true, T_LOGICAL_XOR => true, T_MINUS_EQUAL => true, T_MOD_EQUAL => true, T_MUL_EQUAL => true, T_OR_EQUAL => true, T_PLUS_EQUAL => true, T_SL => true, T_SL_EQUAL => true, T_SR => true, T_SR_EQUAL => true, T_XOR_EQUAL => true);
static $nonArrayOperators = array('=' => true);
return $token->isArray() ? isset($arrayOperators[$token->id]) : isset($nonArrayOperators[$token->content]);
}
public function testIsEmpty()
{
$braceToken = $this->getBraceToken();
$this->assertFalse($braceToken->isEmpty());
$braceToken->content = '';
$this->assertTrue($braceToken->isEmpty());
$whitespaceToken = new Token(array(T_WHITESPACE, ' '));
$this->assertFalse($whitespaceToken->isEmpty());
$whitespaceToken->content = '';
$this->assertFalse($whitespaceToken->isEmpty());
$whitespaceToken->id = null;
$this->assertTrue($whitespaceToken->isEmpty());
$whitespaceToken = new Token(array(T_WHITESPACE, ' '));
$whitespaceToken->clear();
$this->assertTrue($whitespaceToken->isEmpty());
}