621a5855_Coding_style___OpenTTD__Action
[Command] @todo [Example] @todo Better error checking [Action] 
Starts a paragraph where a TODO item is described. The description will also add an item to a separate TODO list. The two instances of the description will be cross-referenced. Each item in the TODO list will be preceded by a header that indicates the origin of the item.
Coding style - OpenTTD
Action