Host FlexSearch

paige/node_modules/flexsearch/dist/module/async.js

@@ -0,0 +1,51 @@
+import { IndexInterface, DocumentInterface } from "./type.js";
+//import { promise as Promise } from "./polyfill.js";
+import { is_function, is_object, is_string } from "./common.js";
+
+export default function (prototype) {
+
+    register(prototype, "add");
+    register(prototype, "append");
+    register(prototype, "search");
+    register(prototype, "update");
+    register(prototype, "remove");
+}
+
+function register(prototype, key) {
+
+    prototype[key + "Async"] = function () {
+
+        /** @type {IndexInterface|DocumentInterface} */
+        const self = this,
+              args = /*[].slice.call*/arguments,
+              arg = args[args.length - 1];
+
+        let callback;
+
+        if (is_function(arg)) {
+
+            callback = arg;
+            delete args[args.length - 1];
+        }
+
+        const promise = new Promise(function (resolve) {
+
+            setTimeout(function () {
+
+                self.async = !0;
+                const res = self[key].apply(self, args);
+                self.async = !1;
+                resolve(res);
+            });
+        });
+
+        if (callback) {
+
+            promise.then(callback);
+            return this;
+        } else {
+
+            return promise;
+        }
+    };
+}