Refactor toString implementations to support Scope context, add inspect, and improve assertions readability.

lynglib/src/commonMain/kotlin/net/sergeych/lynon/LynonDecoder.kt

@@ -82,7 +82,11 @@ open class LynonDecoder(val bin: BitInput, val settings: LynonSettings = LynonSe
             if (it !is ObjClass)
                 scope.raiseClassCastError("Expected obj class but got ${it::class.simpleName}")
             it
-        } ?: scope.raiseSymbolNotFound("can't deserialize: not found type $className")
+        } ?: scope.also {
+            println("Class not found: $className")
+            println("::: ${runCatching { scope.eval("Vault")}.getOrNull() }")
+            println("::2 [${className}]: ${scope.get(className.value)}")
+        }.raiseSymbolNotFound("can't deserialize: not found type $className")
     }
 
     suspend fun decodeAnyList(scope: Scope, fixedSize: Int? = null): MutableList<Obj> {