Method extend

uvicorn/protocols/websockets/wsproto_impl.py:42–49

(self, event: events.TextMessage | events.BytesMessage)

        self.max_length = max_length

    def extend(self, event: events.TextMessage | events.BytesMessage) -> None:
        if self.value is None:
            self.value = StringIO() if isinstance(event, events.TextMessage) else BytesIO()
        self.value.write(event.data)  class="cm"># type: ignore[arg-type]
        class="cm"># `ws_max_size` is a byte budget, so count UTF-8 bytes for text.
        self.length += len(event.data.encode()) if isinstance(event, events.TextMessage) else len(event.data)
        if self.length > self.max_length:
            raise FrameTooLargeError

    def clear(self) -> None:
        self.value = None