Debug

debug.getregistry

debug.getregistry() -> table

Returns the lua registry.

debug.getupvalues

debug.getupvalues(func: function | number) -> table

Returns a list of upvalues in the given func.

An upvalue is a local variable used by an inner function, and is also called an external local variable.

debug.getupvalue

debug.getupvalue(func: function | number, index: number) -> any

Returns the upvalue at index in the given func.

debug.setupvalue

debug.setupvalue(func: function | number, index: number, value: any) -> nil

Sets the upvalue at the specified index in the given func or stack level to the provided value.