The `archive` package defines aliases for `io.ReadCloser` and
`io.Reader`. These don't seem to provide an benefit other than type
decoration. Per this change, several unnecessary type cases were
removed.
Signed-off-by: Stephen J Day <stephen.day@docker.com>
To avoid an expensive call to archive.ChangesDirs() which walks two directory
trees and compares every entry, archive.ApplyLayer() has been extended to
also return the size of the layer changes.
Docker-DCO-1.1-Signed-off-by: Josh Hawn <josh.hawn@docker.com> (github: jlhawn)
Signed-off-by: Tibor Vass <teabee89@gmail.com>
Conflicts:
pkg/archive/archive.go
fixed conflict which git couldn't fix with the added BreakoutError
Conflicts:
pkg/archive/archive_test.go
fixed conflict in imports
