Summary:
This diff finally uses all facilities from the previous diffs to build an implementation of `RCTMountingTransactionObserving` protocol which does *not* require using expensive Objective-C runtime features.
In the coming diffs, we will see how it can/should be used.
Changelog: [Internal] Fabric-specific internal change.
Reviewed By: sammy-SC
Differential Revision: D18217101
fbshipit-source-id: 34f411dcb527dc81570c2f2833ce13b40e1450db
Summary:
RCTComponentViewClassDescriptor is a pretty much the same as RCTComponentViewDescriptor but for *classes*. RCTComponentViewFactory uses a map of those data structures to create RCTComponentViewDescriptor instances (which reflects the same properties) efficiently.
Changelog: [Internal] Fabric-specific internal change.
Reviewed By: sammy-SC
Differential Revision: D18217103
fbshipit-source-id: ab7ab6b0712048d0085b61a3604b284b1fb5a68b