Bug: Spread syntax for last custom macro parameter fails if no variable is passed to it when other macro parameters are present
The SpamCheck filter on this GitLab won't let me post the actual Harlowe issue I ran into with 3.3.7 here, so I've posted it to Pastebin instead: https://pastebin.com/6qb7De6B
Any admin, please feel free to replace all this issue text with the text from Pastebin