module T::Props::Serializable

def with_existing_hash(changed_props, existing_hash:)
ized = existing_hash
l = self.class.from_hash(serialized.merge(recursive_stringify_keys(changed_props)))
tra = self.instance_variable_get(:@_extra_props) if self.instance_variable_defined?(:@_extra_props)
tra = new_val.instance_variable_get(:@_extra_props) if new_val.instance_variable_defined?(:@_extra_props)
_extra != new_extra
erence =
 old_extra
new_extra.reject {|k, v| old_extra[k] == v}
se
new_extra
d
e ArgumentError.new("Unexpected arguments: input(#{changed_props}), unexpected(#{difference})")
l