Support for retrieving bound tree string from script objecsts

tests/integration/BoundTreeStringTests.cpp

@@ -0,0 +1,20 @@
+#ifdef TESTS_BUILD
+#include <catch.hpp>
+#include "../src/Script.hpp"
+
+using namespace Porygon;
+
+TEST_CASE( "Basic script to bound tree string", "[integration]" ) {
+    Script* script = Script::Create("return 10 + 500");
+    REQUIRE(!script->Diagnostics -> HasErrors());
+    auto boundTreeString = script->GetTreeString();
+    REQUIRE(boundTreeString == "BlockStatement\n"
+                               "\tReturnStatement\n"
+                               "\t\tBinaryExpression: addition (number)\n"
+                               "\t\t\tLiteralInteger: 10 (number)\n"
+                               "\t\t\tLiteralInteger: 500 (number)");
+    delete script;
+}
+
+#endif
+