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When the stream is already closed or errored, the `transitionFromTo` returns `kj::none`, which causes an assertion failure. The original version allowed this to be idempotent.. so simply add a check to see if we're in a terminal state already. If so, just return.
harrishancock
approved these changes
Feb 4, 2026
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When the stream is already closed or errored, the
transitionFromToreturnskj::none, which causes an assertion failure. The original version allowed this to be idempotent.. so simply add a check to see if we're in a terminal state already. If so, just return.