[REPL](https://svelte.technology/repl?version=2.0.0&gist=b000d1c0362207f646684a88d18d3785) contains just a property `test` and an `onstate` listener. `onstate` fires, but `changed` is empty. If `test` is used in the template, `changed` is `{test: 1}`, as expected.
REPL contains just a property
testand anonstatelistener.onstatefires, butchangedis empty. Iftestis used in the template,changedis{test: 1}, as expected.