Summary: Due to litho component instances being immutable we are able to process them later if we hold on to the instance. We have added a Maybe deferred type which sort of resembles a Monad. It wraps a value which may or may not be calculated later.
Reviewed By: lblasa
Differential Revision: D41474251
fbshipit-source-id: 2ba6e688518dba55cf4aa5ba53f390a92cf0921f
Summary: Split our the mega component into separate parts in preparation for the visualizer
Reviewed By: lblasa
Differential Revision: D39509406
fbshipit-source-id: 0f867c1f8a91b7592673ae47ba2b5db4f3500732