doc await for module

Author: mununki

res_syntax/src/res_printer.ml

@@ -710,6 +710,11 @@ and printModuleBinding ~state ~isRec moduleBinding cmtTbl i =
         Doc.concat [Doc.text ": "; printModType ~state modType cmtTbl] )
     | modExpr -> (printModExpr ~state modExpr cmtTbl, Doc.nil)
   in
+  let modExprDoc =
+    if ParsetreeViewer.hasAwaitAttribute moduleBinding.pmb_expr.pmod_attributes
+    then Doc.concat [Doc.text "await "; modExprDoc]
+    else modExprDoc
+  in
   let modName =
     let doc = Doc.text moduleBinding.pmb_name.Location.txt in
     printComments doc cmtTbl moduleBinding.pmb_name.loc