[tlox] Implement TruffleLanguage class

jlox/tlox/src/main/java/xyz/ctsk/lox/LoxLanguage.java

@@ -0,0 +1,26 @@
+package xyz.ctsk.lox;
+
+import com.oracle.truffle.api.CallTarget;
+import com.oracle.truffle.api.TruffleLanguage;
+import xyz.ctsk.lox.nodes.LoxExpressionNode;
+import xyz.ctsk.lox.nodes.LoxNode;
+import xyz.ctsk.lox.nodes.LoxRootNode;
+import xyz.ctsk.lox.parser.LoxParser;
+
+@TruffleLanguage.Registration(id = LoxLanguage.ID, name = LoxLanguage.NAME)
+public class LoxLanguage extends TruffleLanguage<Void> {
+    public static final String ID = "lox";
+    public static final String NAME = "Lox";
+
+    @Override
+    protected CallTarget parse(ParsingRequest request) throws Exception {
+        LoxNode node = LoxParser.parseLox(request.getSource().getReader());
+        var rootNode = new LoxRootNode((LoxExpressionNode) node);
+        return rootNode.getCallTarget();
+    }
+
+    @Override
+    protected Void createContext(Env env) {
+        return null;
+    }
+}