diff options
author | derchris | 2019-02-02 15:35:30 +0100 |
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committer | derchris | 2019-02-02 15:35:30 +0100 |
commit | 7ad9f272a482802da2d43fe83841adbe9bcd8cb4 (patch) | |
tree | 75b43a2a8c3ab3dbdcb0694d135f4729c90b8af7 /lib/less.php/Tree/Variable.php | |
parent | eb6601b2520d48a0be91634fada0389faadde31d (diff) |
update less.php to PHP 7.x compatible fork
Diffstat (limited to 'lib/less.php/Tree/Variable.php')
-rw-r--r-- | lib/less.php/Tree/Variable.php | 52 |
1 files changed, 52 insertions, 0 deletions
diff --git a/lib/less.php/Tree/Variable.php b/lib/less.php/Tree/Variable.php new file mode 100644 index 0000000..cc0182c --- /dev/null +++ b/lib/less.php/Tree/Variable.php @@ -0,0 +1,52 @@ +<?php + +/** + * Variable + * + * @package Less + * @subpackage tree + */ +class Less_Tree_Variable extends Less_Tree{ + + public $name; + public $index; + public $currentFileInfo; + public $evaluating = false; + public $type = 'Variable'; + + /** + * @param string $name + */ + public function __construct($name, $index = null, $currentFileInfo = null) { + $this->name = $name; + $this->index = $index; + $this->currentFileInfo = $currentFileInfo; + } + + public function compile($env) { + + if( $this->name[1] === '@' ){ + $v = new Less_Tree_Variable(substr($this->name, 1), $this->index + 1, $this->currentFileInfo); + $name = '@' . $v->compile($env)->value; + }else{ + $name = $this->name; + } + + if ($this->evaluating) { + throw new Less_Exception_Compiler("Recursive variable definition for " . $name, null, $this->index, $this->currentFileInfo); + } + + $this->evaluating = true; + + foreach($env->frames as $frame){ + if( $v = $frame->variable($name) ){ + $r = $v->value->compile($env); + $this->evaluating = false; + return $r; + } + } + + throw new Less_Exception_Compiler("variable " . $name . " is undefined in file ".$this->currentFileInfo["filename"], null, $this->index, $this->currentFileInfo); + } + +} |