fix convertor_for_return<tuple<>> check exists

peacalm · peacalm · commit d2331e7327a6 · 2024-10-23T00:39:42.000+08:00
diff --git a/include/peacalm/luaw.h b/include/peacalm/luaw.h
@@ -4725,7 +4725,7 @@ struct luaw::convertor_for_return<std::tuple<Ts...>> {
                    bool* failed      = nullptr,
                    bool* exists      = nullptr) {
     if (failed) *failed = false;
-    if (exists) *exists = false;
+    if (exists) *exists = !l.isnoneornil(idx);
   }
 };
 

Original file line number	Diff line number	Diff line change
`@@ -4725,7 +4725,7 @@ struct luaw::convertor_for_return<std::tuple<Ts...>> {`
`4725`	`4725`	`bool* failed = nullptr,`
`4726`	`4726`	`bool* exists = nullptr) {`
`4727`	`4727`	`if (failed) *failed = false;`
`4728`		`- if (exists) *exists = false;`
	`4728`	`+ if (exists) *exists = !l.isnoneornil(idx);`
`4729`	`4729`	`}`
`4730`	`4730`	`};`
`4731`	`4731`