diff --git a/main.nim b/main.nim
new file mode 100644
index 00000000..5016a731
--- /dev/null
+++ b/main.nim
@@ -0,0 +1,8 @@
+# Run this file:
+# nim c -r main.nim
+#
+
+import ./somefn
+import ./otherfn
+
+discard int.someFn()
diff --git a/otherfn.nim b/otherfn.nim
new file mode 100644
index 00000000..d091e230
--- /dev/null
+++ b/otherfn.nim
@@ -0,0 +1,10 @@
+
+import pkg/questionable
+import pkg/questionable/results
+
+import ./somefn
+
+proc otherFn*(): void =
+
+  without x =? int.someFn(), err:
+    echo "was err" & err.msg
diff --git a/somefn.nim b/somefn.nim
new file mode 100644
index 00000000..94c6ff69
--- /dev/null
+++ b/somefn.nim
@@ -0,0 +1,14 @@
+import pkg/questionable
+import pkg/questionable/results
+
+proc someFn*(
+  X: type int
+): ?!int =
+  let res = success(1)
+
+  if err =? res.errorOption:
+    echo "err" & err.msg
+  else:
+    echo "no err"
+
+  failure("")