Twig_Node_Expression_Array Class Reference

Inheritance diagram for Twig_Node_Expression_Array:

Collaboration diagram for Twig_Node_Expression_Array:

Public Member Functions
	__construct (array $elements, $lineno)
	getKeyValuePairs ()
	hasElement (Twig_Node_Expression $key)
	addElement (Twig_Node_Expression $value, Twig_Node_Expression $key=null)
	compile (Twig_Compiler $compiler)
	Compiles the node to PHP. More...
Public Member Functions inherited from Twig_Node
	__construct (array $nodes=array(), array $attributes=array(), $lineno=0, $tag=null)
	Constructor. More...
	__toString ()
	toXml ($asDom=false)
	compile (Twig_Compiler $compiler)
	Compiles the node to PHP. More...
	getTemplateLine ()
	getLine ()
	getNodeTag ()
	hasAttribute ($name)
	getAttribute ($name)
	setAttribute ($name, $value)
	removeAttribute ($name)
	hasNode ($name)
	getNode ($name)
	setNode ($name, $node=null)
	removeNode ($name)
	count ()
	getIterator ()
	setTemplateName ($name)
	getTemplateName ()
	setFilename ($name)
	getFilename ()

Protected Attributes
	$index
Protected Attributes inherited from Twig_Node
	$nodes
	$attributes
	$lineno
	$tag

Detailed Description

Definition at line 11 of file Array.php.

Constructor & Destructor Documentation

__construct()

Twig_Node_Expression_Array::__construct	(	array	$elements,
			$lineno
	)

Definition at line 15 of file Array.php.

References Twig_Node\$lineno, Twig_Node\getAttribute(), and getKeyValuePairs().

    {
        parent::__construct($elements, array(), $lineno);

        $this->index = -1;
        foreach ($this->getKeyValuePairs() as $pair) {
            if ($pair['key'] instanceof Twig_Node_Expression_Constant && ctype_digit((string) $pair['key']->getAttribute('value')) && $pair['key']->getAttribute('value') > $this->index) {
                $this->index = $pair['key']->getAttribute('value');
            }
        }
    }

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Member Function Documentation

addElement()

Twig_Node_Expression_Array::addElement	(	Twig_Node_Expression	$value,
		Twig_Node_Expression	$key = null
	)

Definition at line 54 of file Array.php.

References $key, and Twig_Node\getTemplateLine().

Referenced by Twig_ExpressionParser\parseArrayExpression().

    {
        if (null === $key) {
            $key = new Twig_Node_Expression_Constant(++$this->index, $value->getTemplateLine());
        }

        array_push($this->nodes, $key, $value);
    }

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compile()

Twig_Node_Expression_Array::compile

(

Twig_Compiler

$compiler

)

Compiles the node to PHP.

Implements Twig_NodeInterface.

Definition at line 63 of file Array.php.

References getKeyValuePairs(), Twig_Compiler\raw(), and Twig_Compiler\subcompile().

    {
        $compiler->raw('array(');
        $first = true;
        foreach ($this->getKeyValuePairs() as $pair) {
            if (!$first) {
                $compiler->raw(', ');
            }
            $first = false;

            $compiler
                ->subcompile($pair['key'])
                ->raw(' => ')
                ->subcompile($pair['value'])
            ;
        }
        $compiler->raw(')');
    }

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getKeyValuePairs()

Twig_Node_Expression_Array::getKeyValuePairs

(

)

Definition at line 27 of file Array.php.

Referenced by __construct(), compile(), and hasElement().

    {
        $pairs = array();

        foreach (array_chunk($this->nodes, 2) as $pair) {
            $pairs[] = array(
                'key' => $pair[0],
                'value' => $pair[1],
            );
        }

        return $pairs;
    }

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hasElement()

Twig_Node_Expression_Array::hasElement

(

Twig_Node_Expression

$key

)

Definition at line 41 of file Array.php.

References getKeyValuePairs().

    {
        foreach ($this->getKeyValuePairs() as $pair) {
            // we compare the string representation of the keys
            // to avoid comparing the line numbers which are not relevant here.
            if ((string) $key === (string) $pair['key']) {
                return true;
            }
        }

        return false;
    }

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Field Documentation

$index

Twig_Node_Expression_Array::$index

protected

Definition at line 13 of file Array.php.

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The documentation for this class was generated from the following file:

• libs/composer/vendor/twig/twig/lib/Twig/Node/Expression/Array.php