Function applyStopHookMessage

src/screens/replMessageSignals.ts:317–369

(
  previous: StopHookExecutionState,
  message: Message,
)

}

function applyStopHookMessage(
  previous: StopHookExecutionState,
  message: Message,
): StopHookExecutionState {
  if (isStopHookProgressMessage(message)) {
    const toolUseID = message.toolUseID
    const reset =
      !toolUseID || toolUseID !== previous.toolUseID
        ? {
            toolUseID,
            hookEvent: message.data.hookEvent,
            total: 0,
            completedCount: 0,
            customMessage: null,
            commands: [],
            hasSummary: false,
          }
        : previous

    return {
      ...reset,
      hookEvent: message.data.hookEvent,
      total: reset.total + 1,
      customMessage: reset.customMessage ?? message.data.statusMessage ?? null,
      commands: [...reset.commands, message.data.command],
    }
  }

  if (
    previous.toolUseID &&
    message.type === 'system' &&
    message.subtype === 'stop_hook_summary' &&
    message.toolUseID === previous.toolUseID
  ) {
    return {
      ...previous,
      hasSummary: true,
    }
  }

  if (
    previous.toolUseID &&
    isStopHookAttachmentMessage(message) &&
    message.attachment.toolUseID === previous.toolUseID
  ) {
    return {
      ...previous,
      completedCount: previous.completedCount + 1,
    }
  }

  return previous
}

function formatStopHookSpinnerSuffix(
  state: StopHookExecutionState,