2 files changed, 19 insertions, 0 deletions

diff --git a/spec/inputs/test/format_spec.yue b/spec/inputs/test/format_spec.yue
index 5076445..cbd9d22 100644
--- a/spec/inputs/test/format_spec.yue
+++ b/spec/inputs/test/format_spec.yue
@@ -50,6 +50,7 @@ files = [
         "spec/inputs/test/table_spreading_spec.yue"
         "spec/inputs/test/loops_spec.yue"
         "spec/inputs/test/format_spec.yue"
+        "spec/inputs/upvalue_func.yue"
         "spec/inputs/unicode/macro_export.yue"
         "spec/inputs/unicode/attrib.yue"
         "spec/inputs/unicode/macro.yue"
diff --git a/spec/inputs/upvalue_func.yue b/spec/inputs/upvalue_func.yue
index a4155da..159be76 100644
--- a/spec/inputs/upvalue_func.yue
+++ b/spec/inputs/upvalue_func.yue
@@ -205,3 +205,21 @@ GameEngine\schedule (deltaTime) -> -- closure 1
                         UpdateScoreText "Score: #{value}" -- value is captured by closure 2
                 "continue"
 
+-- test cases from issue
+do
+        buff_strength = (char, item) ->
+                item.buffer.strength? char.stats.strength?::ref()
+
+        exe_func = (func, env) ->
+                ok, ... = try
+                        debug_env_before(env)
+                        func(env)
+                        debug_env_after(env)
+                catch ex
+                        -- accessing ex and error
+                        error ex
+                        return ex
+                if ok
+                        return ...
+                else
+                        os.exit(1)