Parses a token and returns a node.
Twig_Token $token A Twig_Token instance:
Twig_NodeInterface A Twig_NodeInterface instance
Overrides Twig_TokenParserInterface::parse
public function parse(Twig_Token $token) {
$lineno = $token
->getLine();
$stream = $this->parser
->getStream();
$names = $this->parser
->getExpressionParser()
->parseAssignmentExpression();
$capture = false;
if ($stream
->test(Twig_Token::OPERATOR_TYPE, '=')) {
$stream
->next();
$values = $this->parser
->getExpressionParser()
->parseMultitargetExpression();
$stream
->expect(Twig_Token::BLOCK_END_TYPE);
if (count($names) !== count($values)) {
throw new Twig_Error_Syntax("When using set, you must have the same number of variables and assignments.", $stream
->getCurrent()
->getLine(), $stream
->getFilename());
}
}
else {
$capture = true;
if (count($names) > 1) {
throw new Twig_Error_Syntax("When using set with a block, you cannot have a multi-target.", $stream
->getCurrent()
->getLine(), $stream
->getFilename());
}
$stream
->expect(Twig_Token::BLOCK_END_TYPE);
$values = $this->parser
->subparse(array(
$this,
'decideBlockEnd',
), true);
$stream
->expect(Twig_Token::BLOCK_END_TYPE);
}
return new Twig_Node_Set($capture, $names, $values, $lineno, $this
->getTag());
}