Method abortStream

src/core/task/Task.ts:2680–2702

(cancelReason: ClineApiReqCancelReason, streamingFailedMessage?: string)

				}

				const abortStream = async (cancelReason: ClineApiReqCancelReason, streamingFailedMessage?: string) => {
					if (this.diffViewProvider.isEditing) {
						await this.diffViewProvider.revertChanges() // closes diff view
					}

					// if last message is a partial we need to update and save it
					const lastMessage = this.clineMessages.at(-1)

					if (lastMessage && lastMessage.partial) {
						// lastMessage.ts = Date.now() DO NOT update ts since it is used as a key for virtuoso list
						lastMessage.partial = false
						// instead of streaming partialMessage events, we do a save and post like normal to persist to disk
					}

					// Update `api_req_started` to have cancelled and cost, so that
					// we can display the cost of the partial stream and the cancellation reason
					updateApiReqMsg(cancelReason, streamingFailedMessage)
					await this.saveClineMessages()

					// Signals to provider that it can retrieve the saved messages
					// from disk, as abortTask can not be awaited on in nature.
					this.didFinishAbortingStream = true
				}

				// Reset streaming state for each new API request
				this.currentStreamingContentIndex = 0