fix(tsp): variables pane shows JSON parse error (#7)

Author: esarver

CHANGELOG.md

@@ -19,9 +19,13 @@ Check [Keep a Changelog](http://keepachangelog.com/) for recommendations on how
 
 ### Added
 
-- Add `.debug restart` REPL command to restart the debugging session 
+- Add `.debug restart` REPL command to restart the debugging session
 - Updated to latest version of `tsp-toolkit-kic-lib`
 
+### Fixed
+
+- Fixed issue where the variables pane shows a JSON parse error
+
 ## [0.16.0]
 
 ### Changed

src/resources/tspdbg.tsp

@@ -460,7 +460,7 @@ function tspdbg:dataToJson(o, currentLevel, endLevel)
         s = s .. tostring(o)
     elseif type(o) == "function" then
         s = s .. '"<FUNCTION>"'
-    elseif type(o) == "'userdata'" then
+    elseif type(o) == "userdata" then
         s = s .. '"<USERDATA>"'
     elseif type(o) == "thread" then
         s = s .. '"<THREAD>"'