Roblox debug.getstack
roblox debug.getstack is one of those deep-level functions that most casual scripters will probably never touch, but for anyone trying to push the boundaries of what's possible with Luau, it's a name that carries a lot of weight. If you've ever found yourself staring at a screen full of errors and wondered exactly what was happening inside the engine at the moment of failure, you've probably felt the need for something like this. It's essentially a look under the hood at the "call stack," which is basically the script's way of keeping track of where it is and how it got there. ...