Add OnLayoutCalculated component lifecycle method #786
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Summary
This PR adds an
OnLayoutCalculated
component lifecycle method, which allows LayoutSpec components to be notified when the Yoga layout calculation has completed. This is useful for measuring performance and debugging LayoutSpecs with regards to the amount of time their layout calculation takes.Changelog
OnLayoutCalculated
LayoutSpec component lifecycle method.Test Plan
Added unit tests to the
LayoutSpecLifecycleTest
and ran them with:./gradlew :litho-it:testDebug --tests com.facebook.litho.LayoutSpecLifecycleTest*