pseudo element functions use array lookup instead of loop

src/Config.php

@@ -72,8 +72,8 @@ public function registerContentPseudo($name, Property\ContentPseudo $pseudo) {
         if (isset($this->properties['content'])) $this->properties['content']->addContentPseudo($name, $pseudo);
     }
 
-	public function registerPseudo(Pseudo $pseudo) {
-		$this->pseudo[] = $pseudo;
+	public function registerPseudo($name, Pseudo $pseudo) {
+		$this->pseudo[$name] = $pseudo;
 	}
 
 	public function loadProperties(Hook\PropertyHook $hook) {
@@ -82,7 +82,7 @@ public function loadProperties(Hook\PropertyHook $hook) {
 
 	public function createPseudoMatcher($pseudo) {
 		$pseudoMatcher = new Hook\PseudoMatcher($pseudo, $this->valueParser);
-		foreach ($this->pseudo as $pseudoFunction) $pseudoMatcher->registerFunction(clone $pseudoFunction);
+		foreach ($this->pseudo as $name => $pseudoFunction) $pseudoMatcher->registerFunction($name, clone $pseudoFunction);
 		return $pseudoMatcher;
 	}
 

src/Hook/PseudoMatcher.php

@@ -18,17 +18,19 @@ public function __construct($pseudo, \Transphporm\Parser\Value $valueParser) {
 		$this->valueParser = $valueParser;
 	}
 
-	public function registerFunction(\Transphporm\Pseudo $pseudo) {
-		$this->functions[] = $pseudo;
+	public function registerFunction($name, \Transphporm\Pseudo $pseudo) {
+		$this->functions[$name] = $pseudo;
 	}
 
 	public function matches($element) {
 		foreach ($this->pseudo as $i => $tokens) {
 			$parts = $this->getFuncParts($i, $tokens);
-			foreach ($this->functions as $function) {
-				$matches = $this->match($parts, $function, $element);
-				if ($matches === false) return false;
+			if ($parts['name'] === null) $parts['name'] = 'data';
+			if (!isset($this->functions[$parts['name']])) return true;
+			if ($this->match($parts, $this->functions[$parts['name']], $element) === false) {
+				return false;
 			}
+
 		}
 		return true;
 	}

src/Module/Pseudo.php

@@ -9,8 +9,10 @@
 class Pseudo implements \Transphporm\Module {
 
 	public function load(\Transphporm\Config $config) {
-		$config->registerPseudo(new \Transphporm\Pseudo\Attribute());
-		$config->registerPseudo(new \Transphporm\Pseudo\Nth());
-		$config->registerPseudo(new \Transphporm\Pseudo\Not($config->getCssToXpath(), $config));
+		$config->registerPseudo('data', new \Transphporm\Pseudo\Attribute());
+		$config->registerPseudo('iteration', new \Transphporm\Pseudo\Attribute());
+		$config->registerPseudo('root', new \Transphporm\Pseudo\Attribute());
+		$config->registerPseudo('nth-child', new \Transphporm\Pseudo\Nth());
+		$config->registerPseudo('not', new \Transphporm\Pseudo\Not($config->getCssToXpath(), $config));
 	}
 }

src/Pseudo/Attribute.php

@@ -7,7 +7,7 @@
 namespace Transphporm\Pseudo;
 class Attribute implements \Transphporm\Pseudo {
 	public function match($name, $args, \DomElement $element) {
-		if (!($name === null || in_array($name, ['data', 'iteration', 'root'])))  return true;
+		if ($name === null) return true;
 		return $args[0];
 	}
 }