Pass raw pointer to javascript in search.

Author: hzhangxyz

tsds/ds.cc

@@ -102,7 +102,7 @@ auto search_add(ds::search_t* search, const std::string& text) -> bool {
 }
 
 auto search_execute(ds::search_t* search, const em::val& callback) -> ds::length_t {
-    return search->execute([&callback](ds::rule_t* candidate) -> bool { return callback(clone(candidate)).as<bool>(); });
+    return search->execute([&callback](ds::rule_t* candidate) -> bool { return callback(candidate, em::allow_raw_pointers()).as<bool>(); });
 }
 
 EMSCRIPTEN_BINDINGS(ds) {

tsds/tsds.mts

@@ -215,8 +215,7 @@ export class search_t {
 
     execute(callback: (candidate: rule_t) => boolean): number {
         return this._search.execute((candidate: dst.Rule): boolean => {
-            // 由于embind的限制，这里的candidate已经在c++端被复制过一次，在此不需要再次复制。
-            return callback(new rule_t(candidate));
+            return callback(new rule_t(candidate).copy());
         });
     }
 }