* Inverts a mat3 * * @param {mat3} out the receiving matrix * @param {mat3} a the source matrix * @returns {mat3} out

* Same as invokeGuardedCallback, but instead of returning an error, it stores * it in a global so it can be rethrown by `rethrowCaughtError` later.

* Does our fallback best-guess model think this event signifies that * composition has begun? * * @param {string} topLevelType * @param {o

* Return whether a native keypress event is assumed to be a command. * This is required because Firefox fires `keypress` events for key commands