Returning an error when recording non-existent paths

Dependencies

• [2] I24UEJQL Various post-fire fixes
• [3] SXEYMYF7 Fixing the bad changes in history (unfortunately, by rebooting).
• [4] VO5OQW4W Removing anyhow in libpijul
• [5] OJZWJUF2 MUCH faster `pijul add -r`
• [6] 4VWXL6KQ Correct handling of ignore files
• [7] CCLLB7OI Upgrading to Sanakirja 0.15 + version bump
• [8] JP3BYVXX Fixing file paths on Windows
• [9] 4OCC6D42 Recursive add
• [10] ZHABNS3S Canonicalize all paths

Change contents

• replacement in pijul/src/commands/file_operations.rs at line 146
  [3.340]→[3.462:561](∅→∅),[3.561]→[3.807:861](∅→∅),[3.807]→[3.807:861](∅→∅),[3.861]→[2.19641:19678](∅→∅),[2.19678]→[3.895:1065](∅→∅),[3.895]→[3.895:1065](∅→∅),[3.320]→[3.538:556](∅→∅),[3.1065]→[3.538:556](∅→∅),[3.538]→[3.538:556](∅→∅)
  − if let Ok((full, prefix)) = get_prefix(Some(repo_path.as_ref()), path.as_path()) {

  − repo.working_copy.add_prefix_rec(

  − txn.clone(),

  − repo_path.clone(),

  − full.clone(),

  − &prefix,

  − threads,

  − )?

  − }
  [3.340]

  [3.172084]
  + let (full, _) = get_prefix(Some(repo_path.as_ref()), path.as_path())?;

  + repo.working_copy.add_prefix_rec(

  + txn.clone(),

  + repo_path.clone(),

  + full.clone(),

  + threads,

  + )?
• edit in libpijul/src/working_copy/filesystem.rs at line 143
  [3.1825]→[3.1770:1792](∅→∅),[3.1770]→[3.1770:1792](∅→∅)
  − prefix: &str,
• edit in libpijul/src/working_copy/filesystem.rs at line 145
  [3.3867]→[3.1829:1875](∅→∅),[3.19679]→[3.1829:1875](∅→∅),[3.1829]→[3.1829:1875](∅→∅)
  − debug!("record_prefix {:?}", prefix);
• replacement in libpijul/src/working_copy/filesystem.rs at line 238
  [3.19819]→[3.2643:2726](∅→∅),[2.28457]→[3.2643:2726](∅→∅),[3.3917]→[3.2643:2726](∅→∅),[3.2726]→[2.28458:28540](∅→∅),[3.2800]→[3.213590:213648](∅→∅),[3.3206]→[3.213590:213648](∅→∅),[3.3802]→[3.213590:213648](∅→∅),[2.28540]→[3.213590:213648](∅→∅),[3.213590]→[3.213590:213648](∅→∅),[3.213648]→[2.28541:28596](∅→∅),[2.28596]→[3.213695:213837](∅→∅),[3.213695]→[3.213695:213837](∅→∅),[3.213837]→[2.28597:28616](∅→∅),[2.28616]→[3.213837:213895](∅→∅),[3.213837]→[3.213837:213895](∅→∅)
  − if let Ok((full, prefix)) = get_prefix(Some(repo_path.as_ref()), prefix) {

  − self.add_prefix_rec(txn.clone(), repo_path, full, &prefix, threads)?;

  − debug!("recording from prefix {:?}", prefix);

  − state.record(

  − txn.clone(),

  − crate::Algorithm::default(),

  − channel,

  − self,

  − changes,

  − &prefix,

  − 1,

  − )?;

  − debug!("recorded");

  − }
  [2.28457]

  [3.213895]
  + let (full, prefix) = get_prefix(Some(repo_path.as_ref()), prefix).map_err(AddError::Io)?;

  + self.add_prefix_rec(txn.clone(), repo_path, full, threads)?;

  + debug!("recording from prefix {:?}", prefix);

  + state.record(

  + txn.clone(),

  + crate::Algorithm::default(),

  + channel,

  + self,

  + changes,

  + &prefix,

  + 1,

  + )?;

  + debug!("recorded");