What the Flow Team Has Been Up To

Posted Jan 28, 2019 by Avik Chaudhuri

Take a look at what the Flow was up to in 2018.

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Upgrading Flow Codebases
A More Responsive Flow
What the Flow Team Has Been Up To (current)
Supporting React.forwardRef
Asking for Required Annotations
Exact Objects by Default
Unknown Props in Conditionals
Better Error Messages
Flow Support in Recompose
Private Props w/ Opaque Types
Even Better React Support
Linting in Flow
Opaque Type Aliases
Strict Function Call Arity
Introducing Flow-Typed
Property Variance
Windows Support
New Unions and Intersections
Version 0.21.0
Version 0.19.0
Generators
Version 0.17.0
Version 0.16.0
Version 0.15.0
Version 0.14.0
Disjoint Unions
Bounded Polymorphism
Flow Comments
Typecasts
Import Type