Support typed errors. Misc formatting

Playground_macOS.playground/Contents.swift

@@ -17,6 +17,12 @@ class Animal: CoreStoreObject {
     var master: Person?
 }
 
+class Dog: Animal {
+
+    @Field.Stored("name")
+    var name: String = ""
+}
+
 class Person: CoreStoreObject {
 
     @Field.Stored("name")
@@ -33,16 +39,20 @@ let dataStack = DataStack(
         modelVersion: "V1",
         entities: [
             Entity<Animal>("Animal"),
-            Entity<Person>("Person")
-        ],
+            Entity<Person>("Person"),
+            Entity<Dog>("Dog")
+        ]/*,
         versionLock: [
             "Animal": [0x4a201cc685d53c0a, 0x16e6c3b561577875, 0xb032e2da61c792a0, 0xa133b801051acee4],
             "Person": [0xca938eea1af4bd56, 0xbca30994506356ad, 0x7a7cc655898816ef, 0x1a4551ffedc9b214]
-        ]
+        ]*/
     )
 )
 dataStack.addStorage(
-    SQLiteStore(fileName: "data.sqlite"),
+    SQLiteStore(
+        fileName: "data.sqlite",
+        localStorageOptions: .recreateStoreOnModelMismatch
+    ),
     completion: { result in
 
         switch result {
@@ -73,8 +83,8 @@ dataStack.addStorage(
                     case .success:
                         /// Accessing Objects =====
                         let bird = try! dataStack.fetchOne(
-                            From<Animal>()
-                                .where(\.$species == "Sparrow")
+                            From<Dog>()
+                                .where(\Dog.$species == "Sparrow")
                         )!
                         print(bird.species)
                         print(bird.color as Any)