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Merge pull request #82 from Lukasa/guaranteed-ordering

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Be a bit clearer about guaranteed ordering.
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Andrew Godwin 2016-03-10 11:51:51 -08:00
commit b4c73ae6a5
1 changed files with 7 additions and 5 deletions
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docs/asgi.rst
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@ -773,11 +773,13 @@ a very good performance or implementation reason is present:
handle these within the protocol server and don't expose them in ASGI handle these within the protocol server and don't expose them in ASGI
messages. messages.
* If the protocol has guaranteed ordering, ASGI messages should include an * If the protocol has guaranteed ordering and does not use a specific channel
``order`` field (0-indexed) that preserves the ordering as received by the for a given connection (as HTTP does for body data), ASGI messages should
protocol server (or as sent by the client, if available). This ordering should include an ``order`` field (0-indexed) that preserves the ordering as
span all message types emitted by the client - for example, a connect message received by the protocol server (or as sent by the client, if available).
might have order ``0``, and the first two frames order ``1`` and ``2``. This ordering should span all message types emitted by the client - for
example, a connect message might have order ``0``, and the first two frames
order ``1`` and ``2``.
* If the protocol is datagram-based, one datagram should equal one ASGI message * If the protocol is datagram-based, one datagram should equal one ASGI message
(unless size is an issue) (unless size is an issue)