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Josh Story dd4950c90e [Flight] Implement useId hook (#24172 )

* Implements useId hook for Flight server.

The approach for ids for Flight is different from Fizz/Client where there is a need for determinancy. Flight rendered elements will not be rendered on the client and as such the ids generated in a request only need to be unique. However since FLight does support refetching subtrees it is possible a client will need to patch up a part of the tree rather than replacing the entire thing so it is not safe to use a simple incrementing counter. To solve for this we allow the caller to specify a prefix. On an initial fetch it is likely this will be empty but on refetches or subtrees we expect to have a client `useId` provide the prefix since it will guaranteed be unique for that subtree and thus for the entire tree. It is also possible that we will automatically provide prefixes based on a client/Fizz useId on refetches

in addition to the core change I also modified the structure of options for renderToReadableStream where `onError`, `context`, and the new `identifierPrefix` are properties of an Options object argument to avoid the clumsiness of a growing list of optional function arguments.

* defend against useId call outside of rendering

* switch to S from F for Server Component ids

* default to empty string identifier prefix

* Add a test demonstrating that there is no warning when double rendering on the client a server component that used useId

* lints and gates

2022-05-31 14:53:32 -07:00

npm

Remove Blocks (#20138 )

2020-10-30 23:03:45 -07:00

src

[Flight] Implement useId hook (#24172 )

2022-05-31 14:53:32 -07:00

flight.js

Refactor Host Config Infra (getting rid of .inline*.js) (#18240 )

2020-03-06 16:20:42 -08:00

index.js

Add Relay Flight Build (#18242 )