Commits on Apr 8, 2022

1. Add fixture for comparing baseline render perf for renderToString and… …

   … renderToPipeableStream
   
   Modified from ssr2 and https://github.com/SuperOleg39/react-ssr-perf-test

   

   gnoff committed Apr 8, 2022
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2. Implement buffering in pipeable streams …

   The previous implementation of pipeable streaming (Node) suffered some performance issues brought about by the high chunk counts and innefficiencies with how node streams handle this situation. In particular the use of cork/uncork was meant to alleviate this but these methods do not do anything unless the receiving Writable Stream implements _writev which many won't.
   
   This change adopts the view based buffering techniques previously implemented for the Browser execution context. The main difference is the use of backpressure provided by the writable stream which is not implementable in the other context. Another change to note is the use of standards constructs like TextEncoder and TypedArrays.

   

   gnoff committed Apr 8, 2022
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3. Implement encodeInto during flushCompletedQueues …

   encodeInto allows us to write directly to the view buffer that will end up getting streamed instead of encoding into an intermediate buffer and then copying that data.

   

   gnoff committed Apr 8, 2022
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