src: use MaybeLocal::FromMaybe to return exception

This commit suggests using MaybeLocal::FromMaybe to return the exception string, passing in a default value (an empty Local<Value>) which will be used if the exception object is empty. PR-URL: #33514 Reviewed-By: Anna Henningsen <anna@addaleax.net> Reviewed-By: Colin Ihrig <cjihrig@gmail.com> Reviewed-By: Ben Noordhuis <info@bnoordhuis.nl>
nodejs · Jun 18, 2020 · 7e351f15cbf4299589ec2488ca9e333170829071 · 7e351f1
1 parent 5bef20c
commit 7e351f15cbf4299589ec2488ca9e333170829071
Showing with 2 additions and 8 deletions.

+2 −8 src/api/environment.cc
diff --git a/src/api/environment.cc b/src/api/environment.cc
@@ -51,17 +51,11 @@ static MaybeLocal<Value> PrepareStackTraceCallback(Local<Context> context,
                                       Local<Array> trace) {
   Environment* env = Environment::GetCurrent(context);
   if (env == nullptr) {
-    MaybeLocal<String> s = exception->ToString(context);
-    return s.IsEmpty() ?
-      MaybeLocal<Value>() :
-      MaybeLocal<Value>(s.ToLocalChecked());
+    return exception->ToString(context).FromMaybe(Local<Value>());
   }
   Local<Function> prepare = env->prepare_stack_trace_callback();
   if (prepare.IsEmpty()) {
-    MaybeLocal<String> s = exception->ToString(context);
-    return s.IsEmpty() ?
-      MaybeLocal<Value>() :
-      MaybeLocal<Value>(s.ToLocalChecked());
+    return exception->ToString(context).FromMaybe(Local<Value>());
   }
   Local<Value> args[] = {
       context->Global(),