part5polymorphic: add F05-F08 (default typing modes, type validation, sealed hierarchies, unknown subtypes) for the rewritten polymorphism post (#59)

Co-Authored-By: Claude Sonnet 5.5 <[email protected]>
Claude-Session: https://claude.ai/code/session_01JXVi2GMQ7bR5EmbUFdDj7N

docs/output/F05DefaultTypingModes.txt

@@ -0,0 +1,19 @@
+NONE (no default typing): {"any":{"label":"t"},"colour":"RED","dot":{"x":2},"items":["a"],"numbers":[1,2],"shape":{"x":1},"tag":{"label":"t"},"text":"s"}
+
+JAVA_LANG_OBJECT:
+  {"any":["~Tag",{"label":"t"}],"colour":"RED","dot":{"x":2},"items":["a"],"numbers":[1,2],"shape":{"x":1},"tag":{"label":"t"},"text":"s"}
+
+OBJECT_AND_NON_CONCRETE:
+  {"any":["~Tag",{"label":"t"}],"colour":"RED","dot":{"x":2},"items":["java.util.ImmutableCollections$List12",["a"]],"numbers":[1,2],"shape":["~Dot",{"x":1}],"tag":{"label":"t"},"text":"s"}
+
+NON_CONCRETE_AND_ARRAYS:
+  {"any":["~Tag",{"label":"t"}],"colour":"RED","dot":{"x":2},"items":["java.util.ImmutableCollections$List12",["a"]],"numbers":[1,2],"shape":["~Dot",{"x":1}],"tag":{"label":"t"},"text":"s"}
+
+NON_FINAL:
+  ["~Holder",{"any":["~Tag",{"label":"t"}],"colour":"RED","dot":{"x":2},"items":["java.util.ImmutableCollections$List12",["a"]],"numbers":[1,2],"shape":["~Dot",{"x":1}],"tag":{"label":"t"},"text":"s"}]
+
+NON_FINAL_AND_ENUMS:
+  ["~Holder",{"any":["~Tag",{"label":"t"}],"colour":["~Colour","RED"],"dot":{"x":2},"items":["java.util.ImmutableCollections$List12",["a"]],"numbers":[1,2],"shape":["~Dot",{"x":1}],"tag":{"label":"t"},"text":"s"}]
+
+NON_FINAL_AND_RECORDS:
+  ["~Holder",{"any":["~Tag",{"label":"t"}],"colour":"RED","dot":["~Dot",{"x":2}],"items":["java.util.ImmutableCollections$List12",["a"]],"numbers":[1,2],"shape":["~Dot",{"x":1}],"tag":{"label":"t"},"text":"s"}]

docs/output/F06TypeValidation.txt

@@ -0,0 +1,6 @@
+default mapper, Good (listed in @JsonSubTypes)             -> accepted Good
+default mapper, Rogue (not listed)                         -> accepted Rogue
+FAIL_ON_SUBTYPE_CLASS_NOT_REGISTERED, Good                 -> accepted Good
+FAIL_ON_SUBTYPE_CLASS_NOT_REGISTERED, Rogue                -> InvalidTypeIdException
+PolymorphicTypeValidator allowing only Good, Good          -> accepted Good
+PolymorphicTypeValidator allowing only Good, Rogue         -> InvalidTypeIdException

docs/output/F07SealedHierarchies.txt

@@ -0,0 +1,11 @@
+each as Event.class:
+  {"kind":"payment","id":"p1","amount":10.0}
+  {"kind":"refund","id":"r1","amount":4.0}
+  {"kind":"login","user":"ann"}
+  {"kind":"F07SealedHierarchies$Logout","user":"ann"}
+round trip equal: true
+  payment 10.0
+  refund 4.0
+  login ann
+  logout ann
+nested sealed type read as Audit.class: Login[user=bo]

docs/output/F08UnknownSubtypes.txt

@@ -0,0 +1,7 @@
+defaultImpl, known name                              -> Click[x=3]
+defaultImpl, unknown name 'swipe'                    -> Unknown[]
+defaultImpl, class-name attack                       -> Unknown[]
+defaultImpl, discriminator missing                   -> Unknown[]
+FAIL_ON_INVALID_SUBTYPE off, unknown name            -> null
+FAIL_ON_INVALID_SUBTYPE off, missing discriminator   -> null
+default, unknown name                                -> InvalidTypeIdException