`vfs` is a fork of the vfs subpackage of https://github.com/cockroachdb/pebble (v2.1.4) which is an fsync testing affordance. Adds Truncate, WalkDir, ReadDir, mounting of real directories inside virtual ones, and Save/Load of MemFS snapshots to disk; plus other common Go "os" package methods; from 6e3f2e1f28ce17f9c54db2b6604f809171874164 - View it on GitHub