Tooling implementation status

Note: Because TC39 is moving forward with Hack pipes rather than F# pipes,
the following table addresses tooling for Hack pipes.

Tooling	Status	Notes
Babel	Done!	Hack plugin was added in v7.15. See Babel’s documentation.
TypeScript	Not done	microsoft/TypeScript#43617
Flow	Not done	facebook/flow#5443
WebStorm	Not done	WEB-29784 and WEB-39247