Do not run `pijul git` if there are uncommitted changes

Dependencies

• [2] SXEYMYF7 Fixing the bad changes in history (unfortunately, by rebooting).

Change contents

• edit in pijul/src/commands/git.rs at line 51
  [2.138336]

  [2.138336]
  + let st = git.statuses(None)?;

  + let mut uncommitted = false;

  + for i in 0..st.len() {

  + if let Some(x) = st.get(i) {

  + if x.path_bytes().starts_with(b".pijul") {

  + continue;

  + }

  + debug!("status = {:?}", x.status());

  + if x.status() != git2::Status::CURRENT && x.status() != git2::Status::IGNORED {

  + eprintln!("Uncommitted file: {:?}", x.path().unwrap());

  + uncommitted = true;

  + }

  + }

  + }

  + if uncommitted {

  + bail!("There were uncommitted files")

  + }