Now you can `pijul remove` the root of a repository

Dependencies

• [2] VO5OQW4W Removing anyhow in libpijul
• [3] LCERQSWM Cleanup
• [4] 6T5ULULM Fixing conflicts with the changes from discussion #143
• [5] WZVCLZKY address clippy lints
• [6] 5BRU2RRW Cleanup (debugging a crash related to trees/inodes)
• [7] SXEYMYF7 Fixing the bad changes in history (unfortunately, by rebooting).

Change contents

• replacement in libpijul/src/fs.rs at line 298
  [3.67]→[2.31680:31795](∅→∅)
  − assert!(txn

  − .del_tree(file_id.as_file_id(), Some(inode))

  − .map_err(FsError::Txn)?);
  [3.67]

  [3.748177]
  + assert!(

  + inode.is_root()

  + || txn

  + .del_tree(file_id.as_file_id(), Some(inode))

  + .map_err(FsError::Txn)?

  + );
• replacement in libpijul/src/fs.rs at line 305
  [3.748183]→[2.31796:31879](∅→∅)
  − if del_tree_with_rev(txn, parent.as_file_id(), inode).map_err(FsError::Txn)? {
  [3.748183]

  [3.3292]
  + if !inode.is_root()

  + && del_tree_with_rev(txn, parent.as_file_id(), inode).map_err(FsError::Txn)?

  + {
• replacement in libpijul/src/fs.rs at line 325
  [3.748918]→[3.748918:748985](∅→∅)
  − let parent = txn.get_revtree(inode, None).unwrap().to_owned();
  [3.748918]

  [3.748985]
  + let parent = if inode.is_root() {

  + OwnedPathId {

  + parent_inode: Inode::ROOT,

  + basename: SmallString::new(),

  + }

  + } else {

  + txn.get_revtree(inode, None).unwrap().to_owned()

  + };