Filesystem-based storage for tutor state data

Tutorial state storage handler that uses the filesystem as a backing store. The directory will contain tutorial state data partitioned by user_id, tutorial_id, and tutorial_version (in that order)

filesystem_storage(dir, compress = TRUE)

Arguments

dir

Directory to store state data within

compress

Should .rds files be compressed?

Value

Storage handler suitable for options(tutorial.storage = ...)