Fix debug output breaking generated binding code.

Author: rokups

src/Generator/Generators/CodeGenerator.cs

@@ -92,7 +92,14 @@ public virtual void GenerateDeclarationCommon(Declaration decl)
         public virtual void GenerateDebug(Declaration decl)
         {
             if (Options.GenerateDebugOutput && !string.IsNullOrWhiteSpace(decl.DebugText))
-                WriteLine("// DEBUG: " + decl.DebugText);
+            {
+                char[] newLineChars = {'\r', '\n'};
+                var text = decl.DebugText;
+                var index = text.IndexOfAny(newLineChars);
+                if (index >= 0)
+                    text = text.Substring(0, index);
+                WriteLine("// DEBUG: " + text);
+            }
         }
 
         #endregion