public function parse(Twig_Token $token)
{
$lineno = $token->getLine();
$stream = $this->parser->getStream();
$targets = $this->parser->getExpressionParser()->parseAssignmentExpression();
$stream->expect(Twig_Token::OPERATOR_TYPE, 'in');
$seq = $this->parser->getExpressionParser()->parseExpression();
$ifexpr = null;
if ($stream->nextIf(Twig_Token::NAME_TYPE, 'if')) {
$ifexpr = $this->parser->getExpressionParser()->parseExpression();
}
$stream->expect(Twig_Token::BLOCK_END_TYPE);
$body = $this->parser->subparse(array($this, 'decideForFork'));
if ($stream->next()->getValue() == 'else') {
$stream->expect(Twig_Token::BLOCK_END_TYPE);
$else = $this->parser->subparse(array($this, 'decideForEnd'), true);
} else {
$else = null;
}
$stream->expect(Twig_Token::BLOCK_END_TYPE);
if (count($targets) > 1) {
$keyTarget = $targets->getNode(0);
$keyTarget = new Twig_Node_Expression_AssignName($keyTarget->getAttribute('name'), $keyTarget->getTemplateLine());
$valueTarget = $targets->getNode(1);
$valueTarget = new Twig_Node_Expression_AssignName($valueTarget->getAttribute('name'), $valueTarget->getTemplateLine());
} else {
$keyTarget = new Twig_Node_Expression_AssignName('_key', $lineno);
$valueTarget = $targets->getNode(0);
$valueTarget = new Twig_Node_Expression_AssignName($valueTarget->getAttribute('name'), $valueTarget->getTemplateLine());
}
if ($ifexpr) {
$this->checkLoopUsageCondition($stream, $ifexpr);
$this->checkLoopUsageBody($stream, $body);
}
return new Twig_Node_For($keyTarget, $valueTarget, $seq, $ifexpr, $body, $else, $lineno, $this->getTag());
}
