You'll noticeTier: how much it should matter to you
2Useful: my rating, 1 to 5
1Signal: worth watching, 1 to 5
ElsewhereArea: what it touches
New FeaturesKind: in v2.1.232,
New FeaturesSection of the release
What
The server-sent-events reader now checks whether the connection is closing or already closed, cancels the reader and leaves the loop instead of continuing to consume events. The same check runs inside per-event processing and in the connection-error handler.
Evidence
isClosingOrClosed
Strings lifted out of the shipped bundle, so the claim above can be checked against them.