Nov 11, 2021 · Jan 23, 2024 · Jan 23, 2024 · Jan 23, 2024 · Jan 28, 2024 · Jan 28, 2024
diff --git a/index.bs b/index.bs
 1. [=ReadableStream/Enqueue=] |chunk| into |stream|'s [=WebSocketStream/readable stream=].
 1. Apply backpressure to the WebSocket.

 <p class=note>Applying backpressure<span class=allow-2119>should</span>result in no new WebSocket
 messages being handled untilthe backpressure is released. After an implementation-defined amount
 of data is buffered, theclient will stop reading from the underlying network connection resulting
 in network-layerbackpressure being applied.
 <p class=note>Applying backpressurewillresult in no new WebSocket messages being handled until
 the backpressure is released. After an implementation-defined amount of data is buffered, the
 client will stop reading from the underlying network connection resulting in network-layer
 backpressure being applied.
 </div>

 <hr>

 When [=the WebSocket closing handshake is started=] for a {{WebSocketStream}}
 |stream|, the user agent must [=queue a global task=] on the [=WebSocket task source=] given
 |stream|'s [=relevant global object=] to change |stream|'s [=WebSocketStream/ready state=] to
 {{WebSocket/CLOSING}}if it is not already.[[!WSP]]
 {{WebSocket/CLOSING}} [[!WSP]]

 <hr>


 To <dfn>write</dfn> |chunk| to a {{WebSocketStream}} |stream|:
 1. Let |promise| be [=a new promise=] created in |stream|'s [=relevant realm=].
 1. Let |data| be null.
 1. Let |opcode| be null.
 1. If |chunk| is a {{BufferSource}},
  1.Let |data|be a [=get a copy of the buffer source|copy of the bytes=] given |chunk|.
  1.Let |opcode|be a binary frame opcode.
  1.Set |data|to a [=get a copy of the buffer source|copy of the bytes=] given |chunk|.
  1.Set |opcode|to a binary frame opcode.
 1. Otherwise,
  1. Let |string| be the result of [=Converted to an IDL value|converting=] |chunk| to an IDL
     {{USVString}}. If this throws an exception, return [=a promise rejected with=] the exception.
  1.Let |data|be the result of [=UTF-8 encoding=] |string|.
  1.Let |opcode|be a text frame opcode.
  1.Set |data|to the result of [=UTF-8 encoding=] |string|.
  1.Set |opcode|to a text frame opcode.
 1. In parallel,
  1. Wait until there is sufficient buffer space in |stream| to send the message.
Original file line number	Diff line number	Diff line change
Expand Up		@@ -991,18 +991,18 @@ and data \|data\|, the user agent must [=queue a global task=] on the [=WebSocket
		1. [=ReadableStream/Enqueue=] \|chunk\| into \|stream\|'s [=WebSocketStream/readable stream=].
		1. Apply backpressure to the WebSocket.

		<p class=note>Applying backpressure<span class=allow-2119>should</span>result in no new WebSocket
		messages being handled untilthe backpressure is released. After an implementation-defined amount
		of data is buffered, theclient will stop reading from the underlying network connection resulting
		in network-layerbackpressure being applied.
		<p class=note>Applying backpressurewillresult in no new WebSocket messages being handled until
		the backpressure is released. After an implementation-defined amount of data is buffered, the
		client will stop reading from the underlying network connection resulting in network-layer
		backpressure being applied.
		</div>

		<hr>

		When [=the WebSocket closing handshake is started=] for a {{WebSocketStream}}
		\|stream\|, the user agent must [=queue a global task=] on the [=WebSocket task source=] given
		\|stream\|'s [=relevant global object=] to change \|stream\|'s [=WebSocketStream/ready state=] to
		{{WebSocket/CLOSING}}if it is not already.[[!WSP]]
		{{WebSocket/CLOSING}} [[!WSP]]

		<hr>

Expand DownExpand Up		@@ -1061,14 +1061,16 @@ To <dfn>cancel</dfn> a {{WebSocketStream}} \|stream\| given \|reason\|, [=close usin

		To <dfn>write</dfn> \|chunk\| to a {{WebSocketStream}} \|stream\|:
		1. Let \|promise\| be [=a new promise=] created in \|stream\|'s [=relevant realm=].
		1. Let \|data\| be null.
		1. Let \|opcode\| be null.
		1. If \|chunk\| is a {{BufferSource}},
		1.Let \|data\|be a [=get a copy of the buffer source\|copy of the bytes=] given \|chunk\|.
		1.Let \|opcode\|be a binary frame opcode.
		1.Set \|data\|to a [=get a copy of the buffer source\|copy of the bytes=] given \|chunk\|.
		1.Set \|opcode\|to a binary frame opcode.
		1. Otherwise,
		1. Let \|string\| be the result of [=Converted to an IDL value\|converting=] \|chunk\| to an IDL
		{{USVString}}. If this throws an exception, return [=a promise rejected with=] the exception.
		1.Let \|data\|be the result of [=UTF-8 encoding=] \|string\|.
		1.Let \|opcode\|be a text frame opcode.
		1.Set \|data\|to the result of [=UTF-8 encoding=] \|string\|.
		1.Set \|opcode\|to a text frame opcode.
		1. In parallel,
		1. Wait until there is sufficient buffer space in \|stream\| to send the message.

Expand Down