add debug msg

Author: aspeddro

tests/docstrings_examples/DocTest.res

@@ -400,6 +400,8 @@ let main = async () => {
 
   let () = await processMyAsyncIterator()
 
+  Console.log("ReScript compilation finished")
+
   let compilationResults = result->Array.flat
 
   // let compilationResults =

tests/docstrings_examples/DocTest.res.mjs

@@ -402,6 +402,7 @@ async function main() {
     };
   };
   await processMyAsyncIterator();
+  console.log("ReScript compilation finished");
   let compilationResults = result.flat();
   let match = $$Array.reduce(compilationResults, [
     [],