class SassMixinNode in Sassy 7

SassMixinNode class. Represents a Mixin. @package PHamlP @subpackage Sass.tree

Hierarchy

• class \SassNode
  • class \SassMixinNode

File

phamlp/sass/tree/SassMixinNode.php, line 18

class SassMixinNode extends SassNode {
  const NODE_IDENTIFIER = '+';
  const MATCH = '/^(\\+|@include\\s+)([-\\w]+)\\s*(?:\\((.*?)\\))?$/i';
  const IDENTIFIER = 1;
  const NAME = 2;
  const ARGS = 3;

  /**
   * @var string name of the mixin
   */
  private $name;

  /**
   * @var array arguments for the mixin
   */
  private $args = array();

  /**
   * SassMixinDefinitionNode constructor.
   * @param object source token
   * @return SassMixinNode
   */
  public function __construct($token) {
    parent::__construct($token);
    preg_match(self::MATCH, $token->source, $matches);
    $this->name = $matches[self::NAME];
    if (isset($matches[self::ARGS])) {
      $this->args = SassScriptFunction::extractArgs($matches[self::ARGS]);
    }
  }

  /**
   * Parse this node.
   * Set passed arguments and any optional arguments not passed to their
   * defaults, then render the children of the mixin definition.
   * @param SassContext the context in which this node is parsed
   * @return array the parsed node
   */
  public function parse($pcontext) {
    $mixin = $pcontext
      ->getMixin($this->name);
    $context = new SassContext($pcontext);
    $argc = count($this->args);
    $count = 0;
    foreach ($mixin->args as $name => $value) {
      if ($count < $argc) {
        $context
          ->setVariable($name, $this
          ->evaluate($this->args[$count++], $context));
      }
      elseif (!is_null($value)) {
        $context
          ->setVariable($name, $this
          ->evaluate($value, $context));
      }
      else {
        throw new SassMixinNodeException("Mixin::{mname}: Required variable ({vname}) not given.\nMixin defined: {dfile}::{dline}\nMixin used", array(
          '{vname}' => $name,
          '{mname}' => $this->name,
          '{dfile}' => $mixin->token->filename,
          '{dline}' => $mixin->token->line,
        ), $this);
      }
    }

    // foreach
    $children = array();
    foreach ($mixin->children as $child) {
      $child->parent = $this;
      $children = array_merge($children, $child
        ->parse($context));
    }

    // foreach

    //$context->merge();
    return $children;
  }

  /**
   * Returns a value indicating if the token represents this type of node.
   * @param object token
   * @return boolean true if the token represents this type of node, false if not
   */
  public static function isa($token) {
    return $token->source[0] === self::NODE_IDENTIFIER;
  }

}

Members

Name	Modifiers	Type	Description	Overrides
SassMixinNode::$args	private	property	*
SassMixinNode::$name	private	property	*
SassMixinNode::ARGS		constant
SassMixinNode::IDENTIFIER		constant
SassMixinNode::isa	public static	function	* Returns a value indicating if the token represents this type of node. * Overrides SassNode::isa
SassMixinNode::MATCH		constant
SassMixinNode::NAME		constant
SassMixinNode::NODE_IDENTIFIER		constant
SassMixinNode::parse	public	function	* Parse this node. * Set passed arguments and any optional arguments not passed to their * defaults, then render the children of the mixin definition. *
SassMixinNode::__construct	public	function	* SassMixinDefinitionNode constructor. * Overrides SassNode::__construct
SassNode::$children	protected	property	*
SassNode::$parent	protected	property	*
SassNode::$root	protected	property	*
SassNode::$token	protected	property	*
SassNode::addChild	public	function	* Adds a child to this node. *
SassNode::addWarning	public	function	* Adds a warning to the node. *
SassNode::evaluate	protected	function	* Evaluates a SassScript expression. *
SassNode::getChildren	public	function	* Returns the node's children *
SassNode::getDebug_info	private	function	* Returns the debug_info option setting for this node *
SassNode::getFilename	private	function	* Returns the filename for this node *
SassNode::getLastChild	public	function	* Returns the last child node of this node. *
SassNode::getLevel	private	function	* Returns the level of this node. *
SassNode::getLine	private	function	* Returns the line number for this node *
SassNode::getLine_numbers	private	function	* Returns the line_numbers option setting for this node *
SassNode::getParent	public	function	* Returns the node's parent *
SassNode::getParser	public	function	* Returns the Sass parser. *
SassNode::getPropertySyntax	public	function	* Returns the property syntax being used. *
SassNode::getRenderer	public	function	* Returns the renderer. *
SassNode::getScript	public	function	* Returns the SassScript parser. *
SassNode::getSource	private	function	* Returns the source for this node *
SassNode::getStyle	public	function	* Returns the render style of the document tree. *
SassNode::getVendor_properties	private	function	* Returns vendor specific properties *
SassNode::hasChildren	public	function	* Returns a value indicating if this node has children *
SassNode::hasParent	public	function	* Return a value indicating if this node has a parent *
SassNode::inDirective	public	function	* Returns a value indicating whether this node is in a directive *
SassNode::inSassScriptDirective	public	function	* Returns a value indicating whether this node is in a SassScript directive *
SassNode::interpolate	protected	function	* Replace interpolated SassScript contained in '#{}' with the parsed value. *
SassNode::isChildOf	public	function	* Returns a value indicating if this node is a child of the passed node. * This just checks the levels of the nodes. If this node is at a greater * level than the passed node if is a child of it. *
SassNode::parseChildren	protected	function	* Parse the children of the node. *
SassNode::__clone	public	function	* Resets children when cloned *
SassNode::__get	public	function	* Getter. *
SassNode::__set	public	function	* Setter. *