bugfix: always generate standalone types for refs

Author: bcherny

src/normalizer.ts

@@ -84,21 +84,12 @@ rules.set('Add an $id to anything that needs it', (schema, fileName, _options, _
     return
   }
 
-  // Sub-schemas with references
-  if (!isArrayType(schema) && !isObjectType(schema)) {
-    return
-  }
-
   // We'll infer from $id and title downstream
   // TODO: Normalize upstream
   const dereferencedName = dereferencedPaths.get(schema)
   if (!schema.$id && !schema.title && dereferencedName) {
     schema.$id = toSafeString(justName(dereferencedName))
   }
-
-  if (dereferencedName) {
-    dereferencedPaths.delete(schema)
-  }
 })
 
 rules.set('Escape closing JSDoc comment', schema => {