<?php
/**
 * A simple CSS name-value pair, e.g. `width: 100px;`
 *
 * In bootstrap, there are about 600-1000 simple name-value pairs (depending on
 * how forgiving the match is) -vs- 6,020 dynamic rules (Less_Tree_Rule).
 *
 * Using the name-value object can speed up bootstrap compilation slightly, but
 * it breaks color keyword interpretation: `color: red` -> `color: #FF0000`.
 *
 * @private
 */
class Less_Tree_NameValue extends Less_Tree {

	public $name;
	public $value;
	public $index;
	public $currentFileInfo;
	public $type = 'NameValue';
	public $important = '';

	public function __construct( $name, $value = null, $index = null, $currentFileInfo = null ) {
		$this->name = $name;
		$this->value = $value;
		$this->index = $index;
		$this->currentFileInfo = $currentFileInfo;
	}

	public function genCSS( $output ) {
		$output->add(
			$this->name
			. Less_Environment::$_outputMap[': ']
			. $this->value
			. $this->important
			. ( ( ( Less_Environment::$lastRule && Less_Parser::$options['compress'] ) ) ? "" : ";" ),
			 $this->currentFileInfo, $this->index );
	}

	public function compile( $env ) {
		return $this;
	}

	public function makeImportant() {
		$new = new Less_Tree_NameValue( $this->name, $this->value, $this->index, $this->currentFileInfo );
		$new->important = ' !important';
		return $new;
	}

}