added serialzed dictionary

Packages/SerializedDictionary-main/Editor/Scripts/Search/Matchers/Matchers.cs

@@ -0,0 +1,30 @@
+using System.Collections;
+using System.Collections.Generic;
+using UnityEngine;
+
+namespace AYellowpaper.SerializedCollections.Editor.Search
+{
+    public static class Matchers
+    {
+        public static IEnumerable<Matcher> RegisteredMatchers => _registeredMatchers;
+
+        private static List<Matcher> _registeredMatchers = new List<Matcher>();
+
+        static Matchers()
+        {
+            _registeredMatchers.Add(new NumericMatcher());
+            _registeredMatchers.Add(new StringMatcher());
+            _registeredMatchers.Add(new EnumMatcher());
+        }
+
+        public static void AddMatcher(Matcher matcher)
+        {
+            _registeredMatchers.Add(matcher);
+        }
+
+        public static bool RemoveMatcher(Matcher matcher)
+        {
+            return _registeredMatchers.Remove(matcher);
+        }
+    }
+}