lit/lit v0.12.0

on GitHub

Changed

• Re-implemented repeat directive for better performance (#501)
• Updated TypeScript dependency to 3.1
• [Breaking] render() now takes an options object as the third argument. (#523)

Added

• Event listeners are called with a configurable this reference, which is set via the eventContext option to render(). (#523)
• Support for event listener options, by passing the listener itself as both the second and third arguments to add/removeEventListener().