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()); }