Implements new debug string that outlines the bound script

PorygonSharp/Script.cs

@@ -2,6 +2,7 @@
 using System.Linq;
 using System.Runtime.CompilerServices;
 using System.Runtime.InteropServices;
+using System.Text;
 using PorygonSharp.DiagnosticHandling;
 using PorygonSharp.EvalValues;
 
@@ -127,6 +128,14 @@ namespace PorygonSharp
             }
         }
 
+        public string GetBoundTreeString()
+        {
+            var length = GetTreeStringLength(_internalScriptHandle);
+            var sb = new StringBuilder(length - 4);
+            GetTreeString(_internalScriptHandle, sb);
+            return sb.ToString();
+        }
+
         [DllImport("PorygonLang", EntryPoint = "CreateScript", CallingConvention = CallingConvention.Cdecl)]
         private static extern IntPtr Create([MarshalAs(UnmanagedType.LPWStr)]string s, IntPtr options);
         [DllImport("PorygonLang", EntryPoint = "EvaluateScript", CallingConvention = CallingConvention.Cdecl)]
@@ -146,6 +155,9 @@ namespace PorygonSharp
         [DllImport("PorygonLang", EntryPoint = "CloneScript", CallingConvention = CallingConvention.Cdecl)]
         private static extern IntPtr CloneScript(IntPtr script);
 
-
+        [DllImport("PorygonLang", EntryPoint = "GetTreeStringLength", CallingConvention = CallingConvention.Cdecl)]
+        private static extern int GetTreeStringLength(IntPtr script);
+        [DllImport("PorygonLang", EntryPoint = "GetTreeString", CallingConvention = CallingConvention.Cdecl)]
+        private static extern void GetTreeString(IntPtr script, StringBuilder sb);
     }
 }

PorygonSharp/StaticScope.cs

@@ -1,7 +1,6 @@
 using System;
 using System.Runtime.InteropServices;
 using PorygonSharp.EvalValues;
-using PorygonSharp.HelperLibraries;
 using PorygonSharp.Utilities;
 
 namespace PorygonSharp

PorygonSharpTests/UnitTest1.cs

@@ -153,5 +153,21 @@ namespace PorygonSharpTests
             var hash = "Foo".ScriptHash();
             Assert.AreEqual(193501609, hash);
         }
+        
+        [Test]
+        public void TestBoundTreeString()
+        {
+            using (var script = new Script("return 10 + 500"))
+            {
+                var tree = script.GetBoundTreeString();
+                const string expectedString = @"BlockStatement
+	ReturnStatement
+		BinaryExpression: addition (number)
+			LiteralInteger: 10 (number)
+			LiteralInteger: 500 (number)";
+                Assert.AreEqual(expectedString, tree);
+            }
+        }
+
     }
 }