Checkout reverts a tracked file to its state at hash.

NotTracked returns a new NotTrackedError.

Init creates a new commit with the initial commit message.

NewCommit saves a revision of the file at its current state.

PathToAlias creates an alias from the path of the file.

UncompressRevision reads a revision and uncompresses it.

Storer is an interface that encapsulates the I/O that is required for dotfile.