4 * This file is part of Twig.
8 * For the full copyright and license information, please view the LICENSE
9 * file that was distributed with this source code.
11 class Twig_Node_Expression_Array extends Twig_Node_Expression
15 public function __construct(array $elements, $lineno)
17 parent::__construct($elements, array(), $lineno);
20 foreach ($this->getKeyValuePairs() as $pair) {
21 if ($pair['key'] instanceof Twig_Node_Expression_Constant && ctype_digit((string) $pair['key']->getAttribute('value')) && $pair['key']->getAttribute('value') > $this->index) {
22 $this->index = $pair['key']->getAttribute('value');
27 public function getKeyValuePairs()
31 foreach (array_chunk($this->nodes, 2) as $pair) {
41 public function hasElement(Twig_Node_Expression $key)
43 foreach ($this->getKeyValuePairs() as $pair) {
44 // we compare the string representation of the keys
45 // to avoid comparing the line numbers which are not relevant here.
46 if ((string) $key === (string) $pair['key']) {
54 public function addElement(Twig_Node_Expression $value, Twig_Node_Expression $key = null)
57 $key = new Twig_Node_Expression_Constant(++$this->index, $value->getTemplateLine());
60 array_push($this->nodes, $key, $value);
63 public function compile(Twig_Compiler $compiler)
65 $compiler->raw('array(');
67 foreach ($this->getKeyValuePairs() as $pair) {
74 ->subcompile($pair['key'])
76 ->subcompile($pair['value'])