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Fetch: Support BYOB reading for Response.body - #40281

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Fetch: Support BYOB reading for Response.body#40281
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chromium-export-cl-4573009

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@chromium-wpt-export-bot chromium-wpt-export-bot commented May 29, 2023

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ReadableByteStream is a variant of ReadableStream specialized for
bytes[1]. Given the performance benefits, this CL adds BYOB support
for Fetch by making Response.body a byte stream to allow for reading
with a bring-your-own-buffer(BYOB) reader.

The corresponding spec PR for this was landed at whatwg/fetch#1593.
Tests for reading from Blob with a BYOB reader were factored out, as
support for that will be implemented in follow-up CLs.

[1] https://streams.spec.whatwg.org/#readable-byte-stream

Low-Coverage-Reason: Behavior changes are covered by WPTs (i.e. response-consume-stream.any.js).
Bug: 1243329
Change-Id: I381b9f2272a7f1202fa748ae5c039ca0a998de00
Reviewed-on: https://chromium-review.googlesource.com/4573009
WPT-Export-Revision: 94b522f8145c49394398cf9d3d6aeb8d901328dc

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The review process for this patch is being conducted in the Chromium project.

@chromium-wpt-export-bot
chromium-wpt-export-bot force-pushed the chromium-export-cl-4573009 branch 6 times, most recently from d72b3c3 to 1b9657e Compare June 1, 2023 06:18
@chromium-wpt-export-bot
chromium-wpt-export-bot force-pushed the chromium-export-cl-4573009 branch from 1b9657e to b573cbc Compare June 1, 2023 06:25
@chromium-wpt-export-bot chromium-wpt-export-bot changed the title WIP: Add byte reading support for Fetch Fetch: Support BYOB reading for Response.body Jun 1, 2023
@chromium-wpt-export-bot
chromium-wpt-export-bot force-pushed the chromium-export-cl-4573009 branch 3 times, most recently from 7ce3688 to 094f803 Compare June 1, 2023 09:55
ReadableByteStream is a variant of ReadableStream specialized for
bytes[1]. Given the performance benefits, this CL adds BYOB support
for Fetch by making Response.body a byte stream to allow for reading
with a bring-your-own-buffer(BYOB) reader.

The corresponding spec PR for this was landed at whatwg/fetch#1593.
Tests for reading from Blob with a BYOB reader were factored out, as
support for that will be implemented in follow-up CLs.

[1] https://streams.spec.whatwg.org/#readable-byte-stream

Low-Coverage-Reason: Behavior changes are covered by WPTs (i.e. response-consume-stream.any.js).
Bug: 1243329
Change-Id: I381b9f2272a7f1202fa748ae5c039ca0a998de00
@chromium-wpt-export-bot
chromium-wpt-export-bot force-pushed the chromium-export-cl-4573009 branch from 094f803 to 977cf38 Compare June 1, 2023 11:19
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Close this PR because the Chromium CL does not have exportable changes.

@chromium-wpt-export-bot
chromium-wpt-export-bot deleted the chromium-export-cl-4573009 branch June 2, 2023 01:30
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3 participants