Move selector validation outside of the Selector's constructor

Author: raxbg

lib/Sabberworm/CSS/CSSList/CSSList.php

@@ -272,6 +272,9 @@ public function removeDeclarationBlockBySelector($mSelector, $bRemoveAll = false
 		}
 		foreach ($mSelector as $iKey => &$mSel) {
 			if (!($mSel instanceof Selector)) {
+				if (!Selector::isValid($mSel)) {
+					throw new UnexpectedTokenException("Selector did not match '" . Selector::SELECTOR_VALIDATION_RX . "'.", $mSel, "custom");
+				}
 				$mSel = new Selector($mSel);
 			}
 		}

lib/Sabberworm/CSS/Property/Selector.php

@@ -49,9 +49,6 @@ public static function isValid($sSelector) {
 	}
 
 	public function __construct($sSelector, $bCalculateSpecificity = false) {
-		if (!Selector::isValid($sSelector)) {
-			throw new UnexpectedTokenException("Selector did not match '" . self::SELECTOR_VALIDATION_RX . "'.", $sSelector, "custom");
-		}
 		$this->setSelector($sSelector);
 		if ($bCalculateSpecificity) {
 			$this->getSpecificity();

lib/Sabberworm/CSS/RuleSet/DeclarationBlock.php

@@ -70,6 +70,9 @@ public function setSelectors($mSelector) {
 		}
 		foreach ($this->aSelectors as $iKey => $mSelector) {
 			if (!($mSelector instanceof Selector)) {
+				if (!Selector::isValid($mSelector)) {
+					throw new UnexpectedTokenException("Selector did not match '" . Selector::SELECTOR_VALIDATION_RX . "'.", $mSelector, "custom");
+				}
 				$this->aSelectors[$iKey] = new Selector($mSelector);
 			}
 		}