gitoxide_core/repository/
log.rs

1use anyhow::bail;
2use gix::bstr::{BString, ByteSlice};
3
4pub fn log(mut repo: gix::Repository, out: &mut dyn std::io::Write, path: Option<BString>) -> anyhow::Result<()> {
5    repo.object_cache_size_if_unset(repo.compute_object_cache_size_for_tree_diffs(&**repo.index_or_empty()?));
6
7    if let Some(path) = path {
8        log_file(repo, out, path)
9    } else {
10        log_all(repo, out)
11    }
12}
13
14fn log_all(repo: gix::Repository, out: &mut dyn std::io::Write) -> Result<(), anyhow::Error> {
15    let head = repo.head()?.peel_to_commit_in_place()?;
16    let topo = gix::traverse::commit::topo::Builder::from_iters(&repo.objects, [head.id], None::<Vec<gix::ObjectId>>)
17        .build()?;
18
19    for info in topo {
20        let info = info?;
21
22        write_info(&repo, &mut *out, &info)?;
23    }
24
25    Ok(())
26}
27
28fn log_file(_repo: gix::Repository, _out: &mut dyn std::io::Write, _path: BString) -> anyhow::Result<()> {
29    bail!("File-based lookup isn't yet implemented in a way that is competitively fast");
30}
31
32fn write_info(
33    repo: &gix::Repository,
34    mut out: impl std::io::Write,
35    info: &gix::traverse::commit::Info,
36) -> Result<(), std::io::Error> {
37    let commit = repo.find_commit(info.id).unwrap();
38
39    let message = commit.message_raw_sloppy();
40    let title = message.lines().next();
41
42    writeln!(
43        out,
44        "{} {}",
45        info.id.to_hex_with_len(8),
46        title.map_or_else(|| "<no message>".into(), BString::from)
47    )?;
48
49    Ok(())
50}
gitoxide_core/repository/log.rs

gitoxide_core/repository/
log.rs
