fix: Fixed FileNotFound exception when Assembly-CSharp is not generated in a project

Author: SolidAlloy

Editor/Util/TypeCollector.cs

@@ -54,19 +54,15 @@ public static List<Assembly> GetAssembliesTypeHasAccessTo(Type type)
 
         public static List<Assembly> GetAssembliesTypeHasAccessTo(Type type, out bool containsMSCorLib)
         {
-            containsMSCorLib = false;
-            Assembly typeAssembly;
-
-            try
-            {
-                typeAssembly = type == null ? Assembly.Load("Assembly-CSharp") : type.Assembly;
-            }
-            catch (FileNotFoundException)
+            if (type == null)
             {
-                throw new FileNotFoundException("Assembly-CSharp.dll was not found. Please create any " +
-                                                "script in the Assets folder so that the assembly is generated.");
+                containsMSCorLib = true;
+                return GetAllAssemblies();
             }
 
+            containsMSCorLib = false;
+            Assembly typeAssembly = type.Assembly;
+
             var referencedAssemblies = typeAssembly.GetReferencedAssemblies();
             var assemblies = new List<Assembly>(referencedAssemblies.Length + 1);
 
@@ -92,6 +88,11 @@ public static List<Assembly> GetAssembliesTypeHasAccessTo(Type type, out bool co
             return assemblies;
         }
 
+        private static List<Assembly> GetAllAssemblies()
+        {
+            return new List<Assembly>(AppDomain.CurrentDomain.GetAssemblies());
+        }
+
         public static List<Type> GetFilteredTypesFromAssemblies(
             List<Assembly> assemblies,
             TypeOptionsAttribute filter)