diff --git a/src/Syntax.php b/src/Syntax.php
index ec48396..a3efdd2 100644
--- a/src/Syntax.php
+++ b/src/Syntax.php
@@ -6,39 +6,39 @@ class Syntax {
 	public const HIGHLIGHT_NUMBERS = (1 << 0);
 	public const HIGHLIGHT_STRINGS = (1 << 1);
 
-	public string $filetype = '';
-	public array $filematch = [];
-
-	public string $singleLineCommentStart = '//';
-	public string $multiLineCommentStart = '/*';
-	public string $multiLineCommentEnd = '*/';
-
-	public array $keywords1 = [];
-	public array $keywords2 = [];
-
 	// Tokens for PHP files
 	public array $tokens = [];
 
-	public int $flags = 0;
-
-	public static function new(string $name, array $extList, array $keywords1, array $keywords2, string $slcs, string $mcs, string $mce, int $flags): self
+	public static function new(
+		string $name,
+		array $extList = [],
+		array $keywords1 = [],
+		array $keywords2 = [],
+		string $slcs = '//',
+		string $mcs = '/*',
+		string $mce = '*/',
+		int $flags = 0,
+	): self
 	{
-		$self = new self();
-
-		$self->filetype = $name;
-		$self->filematch = $extList;
-
-		$self->keywords1 = $keywords1;
-		$self->keywords2 = $keywords2;
-
-		$self->singleLineCommentStart = $slcs;
-		$self->multiLineCommentStart = $mcs;
-		$self->multiLineCommentEnd = $mce;
-
-		$self->flags = $flags;
-
-		return $self;
+		return new self($name, $extList, $keywords1, $keywords2, $slcs, $mcs, $mce, $flags);
 	}
 
-	private function __construct() {}
+	private function __construct(
+		/** The name of the programming language */
+		public string $filetype,
+		/** Relevant file extensions for the specified language */
+		public array $filematch,
+		/** Primary set of language keywords */
+		public array $keywords1,
+		/** Secondary set of language keywords */
+		public array $keywords2,
+		/** Syntax to start a single line comment */
+		public string $singleLineCommentStart,
+		/** Syntax to start a multi-line comment */
+		public string $multiLineCommentStart,
+		/** Syntax to end a multi-line commment */
+		public string $multiLineCommentStart,
+		/** Bitflags configuring the specified language syntax */
+		public int $flags,
+	) {}
 }
\ No newline at end of file