Renamed all attributes and drawers to have postfix of either Attribute or AttributeDrawer

Editor/Drawers/EnumFlagAttributeDrawer.cs

@@ -0,0 +1,33 @@
+using System;
+using Module.Inspector.Editor.Utilities;
+using UnityEditor;
+using UnityEngine;
+
+namespace Module.Inspector.Editor
+{
+    [CustomPropertyDrawer(typeof(EnumFlagAttribute))]
+    internal sealed class EnumFlagAttributeDrawer : DrawerPropertyDrawer
+    {
+        public override bool Draw(Rect position, DrawerPropertyAttribute attribute, SerializedProperty property, GUIContent label, EditorPropertyUtility.Result result)
+        {
+            if (property.propertyType != SerializedPropertyType.Enum)
+                return false;
+
+            Type type = property.GetValueType();
+            
+            EditorGUI.BeginProperty(position, label, property);
+            {
+                var e = (Enum)Enum.ToObject(type, property.intValue);
+                e = EditorGUI.EnumFlagsField(position, label, e);
+                property.intValue = Convert.ToInt32(e);
+            }
+            EditorGUI.EndProperty();
+            return true;
+        }
+        
+        public override string GetErrorMessage(SerializedProperty property)
+        {
+            return "Only supports enum";
+        }
+    }
+}