OXYGENHUB
# c07406bcc237 oxygen / src / cli / workspace.rs
46.3 KiB · Rust · last changed Notes start with a quieter mark; a spinner's last line prints once (closes #55) 1 month ago source blame history raw
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//! Commands that act on the local repository and working copy.
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use super::format::{
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    author_name, deps_line, deps_of, plural, short_id, short_meta_id, signature_line,
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    signature_mark, subject_of, when,
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};
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use super::json;
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use super::open;
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use super::ui;
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use anyhow::Result;
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use oxy_core::objects::ChangeKind;
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use oxy_core::repo::SignatureStatus;
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use oxy_core::repo::{render_change, ChangeStatus, Repo};
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use std::path::PathBuf;
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pub fn init(path: Option<PathBuf>, bare: bool) -> Result<i32> {
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    let path = path.unwrap_or(std::env::current_dir()?);
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    let repo = if bare {
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        Repo::init_bare(&path)?
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    } else {
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        Repo::init(&path)?
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    };
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    println!(
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        "{} {}oxy repository in {}",
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        ui::done("Initialized"),
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        if bare { "bare " } else { "" },
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        ui::path(repo.root().display())
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    );
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    println!(
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        "{}",
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        ui::kv("bookmark", ui::bookmark(&repo.config.bookmark))
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    );
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    println!(
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        "{}",
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        ui::kv(
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            "author",
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            format!(
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                "{} <{}>",
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                ui::author(&repo.config.author_name),
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                repo.config.author_email
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            )
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        )
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    );
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    Ok(0)
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}
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fn status_tag(s: ChangeStatus) -> &'static str {
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    match s {
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        ChangeStatus::Added => "A",
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        ChangeStatus::Modified => "M",
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        ChangeStatus::Removed => "D",
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        ChangeStatus::Renamed => "R",
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        ChangeStatus::ModeChanged => "X",
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        ChangeStatus::ConflictEdited => "C!",
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        ChangeStatus::Resolved => "V",
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    }
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}
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pub fn status(json: bool) -> Result<i32> {
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    let repo = open()?;
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    let sp = ui::spinner("Snapshotting the working copy…");
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    let snap = repo.snapshot("oxy status")?;
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    let heads = repo.bookmark_heads()?;
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    sp.clear();
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    if json {
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        println!("{}", repo.status_json(&snap)?);
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        return Ok(if snap.base_snapshot.is_conflicted() {
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            2
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        } else {
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            0
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        });
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    }
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    println!(
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        "{} {}{}working copy {}{}{}",
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        ui::dim("On"),
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        ui::bookmark(&repo.config.bookmark),
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        ui::sep(),
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        ui::id(snap.wc.change_id.short(8)),
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        ui::sep(),
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        ui::dim(plural(heads.len(), "head"))
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    );
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    if snap.statuses.is_empty() {
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        println!(
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            "  {} {}",
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            ui::ok(ui::glyph("✔", "*")),
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            ui::dim("nothing to commit, working copy clean")
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        );
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    } else {
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        println!();
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        for s in &snap.statuses {
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            println!(
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                "  {} {}",
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                ui::status_mark(status_tag(s.status)),
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                ui::path(&s.path)
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            );
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        }
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    }
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    if !snap.base_snapshot.is_conflicted() {
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        return Ok(0);
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    }
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    println!();
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    println!(
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        "{} {}",
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        ui::section(ui::err("Conflicts")),
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        ui::dim("edit the marked files, or the .oxy-conflict-N candidates, then commit")
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    );
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    for c in &snap.base_snapshot.tree.conflicts {
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        println!("  {} tree: {c:?}", ui::err(ui::glyph("✱", "!")));
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    }
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    for (p, f) in &snap.base_snapshot.files {
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        if f.is_conflicted() {
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            let state = match snap
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                .statuses
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                .iter()
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                .find(|s| s.path == *p)
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                .map(|s| s.status)
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            {
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                Some(ChangeStatus::Resolved) => {
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                    ui::ok(format!("{} resolved in working copy", ui::glyph("✔", "*")))
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                }
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                Some(ChangeStatus::ConflictEdited) => {
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                    ui::warn(format!("{} markers remain", ui::glyph("‼", "!")))
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                }
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                _ => ui::err(format!("{} unresolved", ui::glyph("✱", "!"))),
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            };
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            println!("  {}  {state}", ui::path(p));
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        }
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    }
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    Ok(2)
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}
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pub fn commit(
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    message: &str,
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    depends_on: &[String],
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    paths: &[String],
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    interactive: bool,
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    hunks: &[usize],
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) -> Result<i32> {
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    let repo = open()?;
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    let mut deps = Vec::new();
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    for d in depends_on {
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        deps.push(repo.resolve_change(d)?);
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    }
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    let selection = if !hunks.is_empty() {
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        oxy_core::repo::Selection::Hunks(hunks.to_vec())
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    } else if interactive {
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        let (_, hunks) = repo.hunks()?;
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        if hunks.is_empty() {
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            anyhow::bail!("nothing to commit: the working copy matches its base");
150 
        }
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        let hunks: Vec<_> = hunks
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            .into_iter()
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            .filter(|h| {
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                paths.is_empty()
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                    || paths.iter().any(|p| {
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                        h.path == *p || h.path.starts_with(&format!("{}/", p.trim_end_matches('/')))
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                    })
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            })
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            .collect();
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        let mut chosen = Vec::new();
161 
        let stdin = std::io::stdin();
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        let mut take_rest = false;
163 
        for (n, h) in hunks.iter().enumerate() {
164 
            if take_rest {
165 
                chosen.push(h.index);
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                continue;
167 
            }
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            println!(
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                "{} {} {}",
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                ui::section(format!("hunk {} of {}", n + 1, hunks.len())),
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                ui::path(&h.path),
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                ui::dim(format!("(#{})", h.index))
173 
            );
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            for line in h.text.lines() {
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                let styled = if line.starts_with('+') {
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                    ui::ok(line)
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                } else if line.starts_with('-') {
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                    ui::err(line)
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                } else {
180 
                    ui::dim(line)
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                };
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                println!("  {styled}");
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            }
184 
            loop {
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                print!(
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                    "{} ",
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                    ui::warn("Commit this hunk? [y]es [n]o [a]ll remaining [q]uit:")
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                );
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                use std::io::Write as _;
190 
                std::io::stdout().flush()?;
191 
                let mut answer = String::new();
192 
                if stdin.read_line(&mut answer)? == 0 {
193 
                    anyhow::bail!("aborted");
194 
                }
195 
                match answer.trim() {
196 
                    "y" | "Y" => {
197 
                        chosen.push(h.index);
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                        break;
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                    }
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                    "n" | "N" | "" => break,
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                    "a" | "A" => {
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                        chosen.push(h.index);
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                        take_rest = true;
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                        break;
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                    }
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                    "q" | "Q" => anyhow::bail!("aborted; nothing committed"),
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                    _ => continue,
208 
                }
209 
            }
210 
        }
211 
        if chosen.is_empty() {
212 
            anyhow::bail!("no hunks chosen; nothing committed");
213 
        }
214 
        oxy_core::repo::Selection::Hunks(chosen)
215 
    } else if paths.is_empty() {
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        oxy_core::repo::Selection::All
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    } else {
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        oxy_core::repo::Selection::Paths(paths.to_vec())
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    };
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    let sp = ui::spinner("Committing…");
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    let h = repo.commit_selection(message, &deps, &selection)?;
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    let c = repo.store().get_change(&h)?;
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    sp.done(&format!(
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        "{} {} {}  {}",
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        ui::done("Committed"),
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        ui::id(short_id(&c)),
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        ui::hash(format!("#{}", h.short(12))),
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        ui::subject(subject_of(message))
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    ));
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    if !matches!(selection, oxy_core::repo::Selection::All) {
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        let rest = repo.snapshot("oxy commit")?;
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        if !rest.statuses.is_empty() {
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            println!(
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                "  {} {}",
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                ui::note(),
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                ui::dim(format!(
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                    "{} left uncommitted",
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                    plural(rest.statuses.len(), "path")
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                ))
240 
            );
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        }
242 
    }
243 
    Ok(0)
244 
}
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pub fn blame(path: &str, json: bool) -> Result<i32> {
247 
    let repo = open()?;
248 
    let lines = repo.blame(path)?;
249 
    if json {
250 
        let items = lines.iter().map(|l| {
251 
            format!(
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                "{{\"line\":{},\"change_id\":{},\"hash\":{},\"index\":{},\"author\":{},\"when_ms\":{}}}",
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                l.line,
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                oxy_core::repo::json_str(&l.change_id.to_hex()),
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                oxy_core::repo::json_str(&l.hash.to_hex()),
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                l.index,
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                oxy_core::repo::json_str(&l.author),
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                l.when_ms
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            )
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        });
261 
        println!("{}", oxy_core::repo::json_array(items));
262 
        return Ok(0);
263 
    }
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    let width = lines
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        .iter()
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        .map(|l| l.author.chars().count())
267 
        .max()
268 
        .unwrap_or(0)
269 
        .min(20);
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    let digits = lines.len().to_string().len();
271 
    for l in &lines {
272 
        let author: String = l.author.chars().take(20).collect();
273 
        let text = String::from_utf8_lossy(&l.text);
274 
        println!(
275 
            "{} {} {} {:>digits$}{} {}",
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            ui::id(l.change_id.short(8)),
277 
            ui::author(format!("{author:<width$}")),
278 
            ui::dim(ui::ago(l.when_ms)),
279 
            l.line,
280 
            ui::dim(ui::glyph("│", "|")),
281 
            text.trim_end_matches('\n')
282 
        );
283 
    }
284 
    Ok(0)
285 
}
286
287 
fn bisect_report(repo: &Repo, step: &oxy_core::repo::BisectStep) -> Result<i32> {
288 
    use oxy_core::repo::BisectStep::*;
289 
    match step {
290 
        NeedMarks { good, bad } => {
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            println!(
292 
                "{} {} {}",
293 
                ui::note(),
294 
                ui::dim(format!("{good} good, {bad} bad;")),
295 
                ui::dim(if *good == 0 {
296 
                    "mark a known-good change or bookmark: oxy bisect good CHANGE"
297 
                } else {
298 
                    "mark a known-bad change or bookmark: oxy bisect bad CHANGE"
299 
                })
300 
            );
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            Ok(0)
302 
        }
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        Testing {
304 
            heads,
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            remaining,
306 
            steps_left,
307 
        } => {
308 
            println!(
309 
                "{} {} {}",
310 
                ui::done("Testing"),
311 
                ui::dim(format!(
312 
                    "{} in the state under test;",
313 
                    plural(heads.len(), "head")
314 
                )),
315 
                ui::dim(format!(
316 
                    "{remaining} candidates left, about {steps_left} more steps"
317 
                ))
318 
            );
319 
            println!(
320 
                "  {} {}",
321 
                ui::note(),
322 
                ui::dim("run your test, then oxy bisect good | bad | skip")
323 
            );
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            Ok(0)
325 
        }
326 
        Found { culprit } => {
327 
            let c = repo.store().get_change(culprit)?;
75167672 Andy McCall 328 
            println!(
329 
                "{} {} {}  {}",
330 
                ui::done("Found"),
331 
                ui::id(short_id(&c)),
332 
                ui::hash(format!("#{}", culprit.short(12))),
333 
                ui::subject(subject_of(&c.message))
334 
            );
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            println!("  {} {}", ui::note(), ui::dim("the first change whose inclusion makes the state bad; oxy bisect reset to return"));
336 
            Ok(0)
337 
        }
338 
        Inconclusive { candidates } => {
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            println!(
340 
                "{} {}",
341 
                ui::caution(),
342 
                ui::warn(format!(
343 
                    "every remaining candidate was skipped ({}); oxy bisect reset to return",
344 
                    plural(candidates.len(), "change")
345 
                ))
346 
            );
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            Ok(1)
348 
        }
349 
    }
350 
}
351
352 
pub fn bisect_start() -> Result<i32> {
353 
    let repo = open()?;
354 
    repo.bisect_start()?;
75167672 Andy McCall 355 
    println!(
356 
        "{} bisect; {}",
357 
        ui::done("Started"),
358 
        ui::dim("now: oxy bisect good CHANGE and oxy bisect bad CHANGE")
359 
    );
957fee30 Andy McCall ↶ 360 
    Ok(0)
361 
}
362
363 
pub fn bisect_mark(good: Option<bool>, changes: &[String]) -> Result<i32> {
364 
    let repo = open()?;
365 
    let mut heads = Vec::new();
366 
    for c in changes {
367 
        heads.extend(repo.resolve_heads(c)?);
368 
    }
369 
    let step = repo.bisect_mark(good, &heads)?;
370 
    bisect_report(&repo, &step)
371 
}
372
373 
pub fn bisect_run(command: &[String]) -> Result<i32> {
374 
    let repo = open()?;
375 
    let step = repo.bisect_run(command)?;
376 
    bisect_report(&repo, &step)
377 
}
378
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pub fn bisect_status(as_json: bool) -> Result<i32> {
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    let repo = open()?;
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    if as_json {
382 
        use oxy_core::repo::BisectStep::*;
383 
        let v = match repo.bisect_status()? {
384 
            None => "null".to_string(),
75167672 Andy McCall 385 
            Some(NeedMarks { good, bad }) => json::obj([
386 
                ("state", json::s("need-marks")),
387 
                ("good", json::n(good)),
388 
                ("bad", json::n(bad)),
389 
            ]),
390 
            Some(Testing {
391 
                heads,
392 
                remaining,
393 
                steps_left,
394 
            }) => json::obj([
395 
                ("state", json::s("testing")),
396 
                ("heads", json::hashes(&heads)),
397 
                ("remaining", json::n(remaining)),
398 
                ("steps_left", json::n(steps_left)),
399 
            ]),
400 
            Some(Found { culprit }) => json::obj([
401 
                ("state", json::s("found")),
402 
                ("culprit", json::s(&culprit.to_hex())),
403 
            ]),
404 
            Some(Inconclusive { candidates }) => json::obj([
405 
                ("state", json::s("inconclusive")),
406 
                ("candidates", json::hashes(&candidates)),
407 
            ]),
c6aa5bd9 Andy McCall ↶ 408 
        };
409 
        println!("{v}");
410 
        return Ok(0);
411 
    }
957fee30 Andy McCall ↶ 412 
    match repo.bisect_status()? {
413 
        None => {
414 
            println!("{}", ui::dim("No bisect in progress."));
415 
            Ok(0)
416 
        }
417 
        Some(step) => bisect_report(&repo, &step),
418 
    }
419 
}
420
421 
pub fn bisect_reset() -> Result<i32> {
422 
    let repo = open()?;
423 
    repo.bisect_reset()?;
424 
    println!("{} bisect; working copy restored", ui::done("Reset"));
fce44ae9 Andy McCall ↶ 425 
    Ok(0)
426 
}
427
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/// The log: one entry per change, newest first, joined by a rail. The
429 
/// default view is the subject and a metadata line; `verbose` adds the full
430 
/// message, dependencies, and the authenticating key.
c6aa5bd9 Andy McCall ↶ 431 
fn signature_json(repo: &Repo, h: &oxy_core::hash::ChangeHash) -> Result<String> {
432 
    Ok(match repo.authenticate_change(h)? {
433 
        SignatureStatus::Unsigned => json::obj([("status", json::s("unsigned"))]),
75167672 Andy McCall 434 
        SignatureStatus::Valid {
435 
            key,
436 
            name,
437 
            email,
438 
            sealed,
439 
            revoked,
440 
        } => json::obj([
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            ("status", json::s(if sealed { "sealed" } else { "signed" })),
442 
            ("key", json::s(&key.to_hex())),
443 
            ("name", json::s(&name)),
444 
            ("email", json::s(&email)),
445 
            ("revoked", json::b(revoked)),
446 
        ]),
75167672 Andy McCall 447 
        SignatureStatus::Invalid(why) => {
448 
            json::obj([("status", json::s("invalid")), ("reason", json::s(&why))])
449 
        }
c6aa5bd9 Andy McCall ↶ 450 
    })
451 
}
452
453 
fn log_entry_json(repo: &Repo, e: &oxy_core::repo::LogEntry) -> Result<String> {
454 
    let c = &e.change;
455 
    Ok(json::obj([
456 
        ("hash", json::s(&e.hash.to_hex())),
457 
        ("change_id", json::s(&c.change_id.to_hex())),
458 
        ("author", json::s(&author_name(repo, c))),
459 
        ("author_key", json::s(&c.author.to_hex())),
460 
        ("when_ms", json::n(c.hlc.wall_ms)),
461 
        ("message", json::s(&c.message)),
462 
        ("kind", json::s(&format!("{:?}", c.kind).to_lowercase())),
463 
        ("deps", json::hashes(&c.deps)),
464 
        ("head", json::b(e.is_head)),
465 
        ("working_copy", json::b(e.is_working_copy)),
75167672 Andy McCall 466 
        (
467 
            "signature",
468 
            if e.is_working_copy {
469 
                "null".into()
470 
            } else {
471 
                signature_json(repo, &e.hash)?
472 
            },
473 
        ),
c6aa5bd9 Andy McCall ↶ 474 
    ]))
475 
}
476
477 
pub fn log(limit: Option<usize>, verbose: bool, path: Option<&str>, as_json: bool) -> Result<i32> {
fce44ae9 Andy McCall ↶ 478 
    let repo = open()?;
94084087 Andy McCall ↶ 479 
    let snap = repo.snapshot("oxy log")?;
480 
    let conflicted = snap.base_snapshot.is_conflicted();
c6aa5bd9 Andy McCall ↶ 481 
    let entries = match path {
482 
        Some(p) => repo.log_for_path(p)?,
483 
        None => repo.log()?,
484 
    };
485 
    if as_json {
486 
        let shown = limit.unwrap_or(entries.len()).min(entries.len());
487 
        let mut items = Vec::new();
488 
        for e in entries.iter().take(shown) {
489 
            items.push(log_entry_json(&repo, e)?);
490 
        }
75167672 Andy McCall 491 
        println!(
492 
            "{}",
493 
            json::obj([
494 
                ("bookmark", json::s(&repo.config.bookmark)),
495 
                ("total", json::n(entries.len())),
496 
                ("changes", json::arr(items))
497 
            ])
498 
        );
c6aa5bd9 Andy McCall ↶ 499 
        return Ok(0);
500 
    }
94084087 Andy McCall ↶ 501 
    let total = entries.len();
502 
    let shown = limit.unwrap_or(total).min(total);
503 
    let rail = ui::rail();
504 
    for (i, e) in entries.iter().take(shown).enumerate() {
fce44ae9 Andy McCall ↶ 505 
        let c = &e.change;
75167672 Andy McCall 506 
        let bullet = ui::log_bullet(
507 
            e.is_working_copy,
508 
            e.is_head,
509 
            e.is_working_copy && conflicted,
510 
        );
94084087 Andy McCall ↶ 511 
        let mut labels = Vec::new();
fce44ae9 Andy McCall ↶ 512 
        if e.is_working_copy {
94084087 Andy McCall ↶ 513 
            labels.push(ui::warn("working copy"));
fce44ae9 Andy McCall ↶ 514 
        }
94084087 Andy McCall ↶ 515 
        if c.kind == ChangeKind::Resolution {
516 
            labels.push(ui::warn("resolution"));
fce44ae9 Andy McCall ↶ 517 
        }
75167672 Andy McCall 518 
        let labels = if labels.is_empty() {
519 
            String::new()
520 
        } else {
521 
            format!(
522 
                " {}{}{}",
523 
                ui::dim("("),
524 
                labels.join(ui::dim(", ").as_str()),
525 
                ui::dim(")")
526 
            )
527 
        };
94084087 Andy McCall ↶ 528 
        let subject = if e.is_working_copy && c.message.is_empty() {
75167672 Andy McCall 529 
            ui::dim(if snap.statuses.is_empty() {
530 
                "(clean)"
531 
            } else {
532 
                "(uncommitted changes)"
533 
            })
94084087 Andy McCall ↶ 534 
        } else {
535 
            ui::subject(subject_of(&c.message))
536 
        };
537 
        println!("{bullet} {}{labels}  {subject}", ui::id(short_meta_id(c)));
538 
        let meta = format!(
539 
            "{}{}{}{}{}{}{}",
540 
            ui::hash(format!("#{}", e.hash.short(12))),
541 
            ui::sep(),
542 
            ui::author(author_name(&repo, c)),
543 
            ui::sep(),
544 
            ui::dim(ui::ago(c.hlc.wall_ms)),
545 
            ui::sep(),
75167672 Andy McCall 546 
            if e.is_working_copy {
547 
                ui::dim("not yet committed")
548 
            } else {
549 
                signature_mark(&repo, &e.hash)?
550 
            }
94084087 Andy McCall ↶ 551 
        );
552 
        println!("{rail} {meta}");
553 
        if verbose {
554 
            if !e.is_working_copy {
75167672 Andy McCall 555 
                println!(
556 
                    "{rail} {}",
557 
                    ui::dim(format!(
558 
                        "{} {}",
559 
                        when(c.hlc.wall_ms),
560 
                        signature_line(&repo, &e.hash)?
561 
                    ))
562 
                );
94084087 Andy McCall ↶ 563 
            }
564 
            if !c.deps.is_empty() {
75167672 Andy McCall 565 
                println!(
566 
                    "{rail} {} {}",
567 
                    ui::dim(ui::glyph("↳", "->")),
568 
                    ui::dim(deps_of(&c.deps))
569 
                );
94084087 Andy McCall ↶ 570 
            }
75167672 Andy McCall 571 
            let body: Vec<&str> = c
572 
                .message
573 
                .lines()
574 
                .skip(1)
575 
                .skip_while(|l| l.trim().is_empty())
576 
                .collect();
94084087 Andy McCall ↶ 577 
            if !body.is_empty() {
578 
                println!("{rail}");
579 
                for line in body {
580 
                    println!("{rail}   {line}");
581 
                }
582 
            }
fce44ae9 Andy McCall ↶ 583 
        }
94084087 Andy McCall ↶ 584 
        if i + 1 < shown {
585 
            println!("{rail}");
fce44ae9 Andy McCall ↶ 586 
        }
587 
    }
94084087 Andy McCall ↶ 588 
    if shown < total {
75167672 Andy McCall 589 
        println!(
590 
            "{}",
591 
            ui::dim(format!(
592 
                "{} {} more; pass -n to see them",
593 
                ui::glyph("…", "..."),
594 
                total - shown
595 
            ))
596 
        );
94084087 Andy McCall ↶ 597 
    }
fce44ae9 Andy McCall ↶ 598 
    Ok(0)
599 
}
600
c6aa5bd9 Andy McCall ↶ 601 
pub fn diff(change: Option<&str>, as_json: bool) -> Result<i32> {
602 
    let repo = open()?;
603 
    let hash = change.map(|c| repo.resolve_change(c)).transpose()?;
604 
    if as_json {
605 
        let files = repo.diff_files(hash.as_ref())?;
606 
        let items = files.iter().map(|f| {
607 
            json::obj([
608 
                ("path", json::s(&f.path)),
609 
                ("kind", json::s(&f.kind)),
610 
                ("from", json::opt(f.from.as_deref(), json::s)),
611 
                (
612 
                    "hunks",
613 
                    json::arr(f.hunks.iter().map(|h| {
614 
                        json::obj([
615 
                            ("base_line", json::n(h.base_line)),
75167672 Andy McCall 616 
                            (
617 
                                "added",
618 
                                json::arr(
619 
                                    h.added.iter().map(|l| json::s(&String::from_utf8_lossy(l))),
620 
                                ),
621 
                            ),
622 
                            (
623 
                                "removed",
624 
                                json::arr(h.removed.iter().map(|(n, l)| {
625 
                                    json::obj([
626 
                                        ("line", json::n(*n)),
627 
                                        ("text", json::s(&String::from_utf8_lossy(l))),
628 
                                    ])
629 
                                })),
630 
                            ),
c6aa5bd9 Andy McCall ↶ 631 
                        ])
632 
                    })),
633 
                ),
634 
            ])
635 
        });
75167672 Andy McCall 636 
        println!(
637 
            "{}",
638 
            json::obj([
639 
                ("change", json::opt(hash, |h| json::s(&h.to_hex()))),
640 
                ("files", json::arr(items))
641 
            ])
642 
        );
c6aa5bd9 Andy McCall ↶ 643 
        return Ok(0);
644 
    }
645 
    match hash {
646 
        Some(h) => {
647 
            let c = repo.store().get_change(&h)?;
648 
            let base = repo.load_state(&c.deps)?;
649 
            let snapshot = base.materialize();
650 
            print!("{}", render_change(&c, &base, &snapshot));
651 
        }
652 
        None => {
653 
            let snap = repo.snapshot("oxy diff")?;
75167672 Andy McCall 654 
            print!(
655 
                "{}",
656 
                render_change(&snap.wc, &snap.base, &snap.base_snapshot)
657 
            );
c6aa5bd9 Andy McCall ↶ 658 
        }
659 
    }
660 
    Ok(0)
661 
}
662
663 
pub fn cat(path: &str, change: Option<&str>) -> Result<i32> {
664 
    let repo = open()?;
665 
    let heads = change.map(|c| repo.resolve_heads(c)).transpose()?;
666 
    let bytes = repo.file_at(path, heads.as_deref())?;
667 
    use std::io::Write as _;
668 
    std::io::stdout().write_all(&bytes)?;
669 
    Ok(0)
670 
}
671
672 
pub fn root(as_json: bool) -> Result<i32> {
673 
    let Ok(repo) = Repo::open(&std::env::current_dir()?) else {
674 
        if as_json {
675 
            println!("null");
676 
        }
677 
        return Ok(1);
678 
    };
679 
    if as_json {
75167672 Andy McCall 680 
        println!(
681 
            "{}",
682 
            json::obj([
683 
                ("root", json::s(&repo.root().to_string_lossy())),
684 
                ("workspace", json::s(&repo.workspace().to_hex())),
685 
                ("bookmark", json::s(&repo.config.bookmark))
686 
            ])
687 
        );
c6aa5bd9 Andy McCall ↶ 688 
    } else {
689 
        println!("{}", repo.root().display());
690 
    }
691 
    Ok(0)
692 
}
693
694 
pub fn version(as_json: bool) -> Result<i32> {
695 
    if as_json {
75167672 Andy McCall 696 
        println!(
697 
            "{}",
698 
            json::obj([
699 
                ("version", json::s(env!("CARGO_PKG_VERSION"))),
700 
                ("protocol", json::n(oxy_core::protocol::PROTOCOL_VERSION)),
701 
                ("format", json::n(2))
702 
            ])
703 
        );
c6aa5bd9 Andy McCall ↶ 704 
    } else {
75167672 Andy McCall 705 
        println!(
706 
            "oxy {} (repository format 2, protocol {})",
707 
            env!("CARGO_PKG_VERSION"),
708 
            oxy_core::protocol::PROTOCOL_VERSION
709 
        );
c6aa5bd9 Andy McCall ↶ 710 
    }
711 
    Ok(0)
712 
}
713
714 
pub fn discard(paths: &[String], hunks: &[usize]) -> Result<i32> {
715 
    let repo = open()?;
716 
    if paths.is_empty() && hunks.is_empty() {
717 
        anyhow::bail!("name paths to restore, or --hunks to undo chosen hunks");
718 
    }
719 
    let mut n = 0;
720 
    if !hunks.is_empty() {
721 
        n += repo.discard_hunks(hunks)?;
722 
    }
723 
    if !paths.is_empty() {
724 
        n += repo.discard(paths)?;
725 
    }
75167672 Andy McCall 726 
    println!(
727 
        "{} {} restored to the working copy's base",
728 
        ui::done("Discarded"),
729 
        plural(n, "path")
730 
    );
c6aa5bd9 Andy McCall ↶ 731 
    Ok(0)
732 
}
733
734 
pub fn hunks(as_json: bool) -> Result<i32> {
fce44ae9 Andy McCall ↶ 735 
    let repo = open()?;
c6aa5bd9 Andy McCall ↶ 736 
    let (_, hunks) = repo.hunks()?;
737 
    if as_json {
75167672 Andy McCall 738 
        println!(
739 
            "{}",
740 
            json::arr(hunks.iter().map(|h| json::obj([
741 
                ("index", json::n(h.index)),
742 
                ("path", json::s(&h.path)),
743 
                ("text", json::s(&h.text))
744 
            ])))
745 
        );
c6aa5bd9 Andy McCall ↶ 746 
        return Ok(0);
747 
    }
748 
    if hunks.is_empty() {
75167672 Andy McCall 749 
        println!(
750 
            "{}",
751 
            ui::dim("No hunks: the working copy matches its base.")
752 
        );
c6aa5bd9 Andy McCall ↶ 753 
    }
754 
    for h in &hunks {
75167672 Andy McCall 755 
        println!(
756 
            "{} {}",
757 
            ui::section(format!("hunk {}", h.index)),
758 
            ui::path(&h.path)
759 
        );
c6aa5bd9 Andy McCall ↶ 760 
        for line in h.text.lines() {
75167672 Andy McCall 761 
            let styled = if line.starts_with('+') {
762 
                ui::ok(line)
763 
            } else if line.starts_with('-') {
764 
                ui::err(line)
765 
            } else {
766 
                ui::dim(line)
767 
            };
c6aa5bd9 Andy McCall ↶ 768 
            println!("  {styled}");
769 
        }
770 
    }
fce44ae9 Andy McCall ↶ 771 
    Ok(0)
772 
}
773
c6aa5bd9 Andy McCall ↶ 774 
pub fn show(change: &str, as_json: bool) -> Result<i32> {
fce44ae9 Andy McCall ↶ 775 
    let repo = open()?;
776 
    repo.snapshot("oxy show")?;
777 
    let h = repo.resolve_change(change)?;
778 
    let c = repo.store().get_change(&h)?;
c6aa5bd9 Andy McCall ↶ 779 
    if as_json {
780 
        let files = repo.diff_files(Some(&h))?;
781 
        let heads = repo.bookmark_heads()?;
75167672 Andy McCall 782 
        let entry = oxy_core::repo::LogEntry {
783 
            hash: h,
784 
            change: oxy_core::state::ChangeMeta::of(&c),
785 
            is_working_copy: c.kind == oxy_core::objects::ChangeKind::WorkingCopy,
786 
            is_head: heads.contains(&h),
787 
        };
c6aa5bd9 Andy McCall ↶ 788 
        let mut body = log_entry_json(&repo, &entry)?;
789 
        body.pop();
75167672 Andy McCall 790 
        body.push_str(&format!(
791 
            ",{}:{}}}",
792 
            json::s("files"),
793 
            json::arr(files.iter().map(|f| json::obj([
794 
                ("path", json::s(&f.path)),
795 
                ("kind", json::s(&f.kind)),
796 
                ("from", json::opt(f.from.as_deref(), json::s))
797 
            ])))
798 
        ));
c6aa5bd9 Andy McCall ↶ 799 
        println!("{body}");
800 
        return Ok(0);
801 
    }
75167672 Andy McCall 802 
    println!(
803 
        "{} {} {}",
804 
        ui::section("change"),
805 
        ui::id(short_id(&c)),
806 
        ui::hash(format!("#{h}"))
807 
    );
94084087 Andy McCall ↶ 808 
    println!("{}", ui::kv("kind", format!("{:?}", c.kind).to_lowercase()));
75167672 Andy McCall 809 
    println!(
810 
        "{}",
811 
        ui::kv(
812 
            "author",
813 
            ui::author(author_name(&repo, &oxy_core::state::ChangeMeta::of(&c)))
814 
        )
815 
    );
816 
    println!(
817 
        "{}",
818 
        ui::kv(
819 
            "date",
820 
            format!(
821 
                "{} {}",
822 
                when(c.hlc.wall_ms),
823 
                ui::dim(format!("({})", ui::ago(c.hlc.wall_ms)))
824 
            )
825 
        )
826 
    );
94084087 Andy McCall ↶ 827 
    println!("{}", ui::kv("deps", ui::dim(deps_line(&c))));
828 
    println!("{}", ui::kv("sig", signature_line(&repo, &h)?));
829 
    println!();
75167672 Andy McCall 830 
    for line in (if c.message.is_empty() {
831 
        "(no description)"
832 
    } else {
833 
        &c.message
834 
    })
835 
    .lines()
836 
    {
94084087 Andy McCall ↶ 837 
        println!("    {line}");
838 
    }
839 
    println!();
fce44ae9 Andy McCall ↶ 840 
    print!("{}", repo.describe_change(&h)?);
841 
    Ok(0)
842 
}
843
844 
pub fn checkout(changes: &[String], discard: bool) -> Result<i32> {
845 
    let repo = open()?;
846 
    let heads = if changes.is_empty() {
847 
        repo.bookmark_heads()?
848 
    } else {
132b884b Andy McCall ↶ 849 
        let mut heads = Vec::new();
850 
        for c in changes {
851 
            heads.extend(repo.resolve_heads(c)?);
852 
        }
853 
        heads
fce44ae9 Andy McCall ↶ 854 
    };
75167672 Andy McCall 855 
    let spec = if changes.is_empty() {
856 
        repo.config.bookmark.clone()
857 
    } else {
858 
        changes.join(" ")
859 
    };
135212de Andy McCall ↶ 860 
    let sp = ui::spinner(&format!("Checking out {spec}…"));
fce44ae9 Andy McCall ↶ 861 
    let r = repo.checkout(&heads, discard, &format!("oxy checkout {spec}"))?;
75167672 Andy McCall 862 
    sp.done(&format!(
863 
        "{} on {}: {} written, {} removed",
864 
        ui::done("Working copy"),
865 
        ui::bookmark(&spec),
866 
        plural(r.written, "file"),
867 
        r.removed
868 
    ));
4dee277c Andy McCall ↶ 869 
    for n in &r.notes {
870 
        println!("  {} {n}", ui::note());
871 
    }
fce44ae9 Andy McCall ↶ 872 
    if r.conflicted {
75167672 Andy McCall 873 
        println!(
874 
            "  {} {}",
875 
            ui::caution(),
876 
            ui::warn("this state has conflicts; see oxy status")
877 
        );
fce44ae9 Andy McCall ↶ 878 
    }
879 
    Ok(0)
880 
}
881
c6aa5bd9 Andy McCall ↶ 882 
pub fn resolve(as_json: bool) -> Result<i32> {
fce44ae9 Andy McCall ↶ 883 
    let repo = open()?;
884 
    let snap = repo.snapshot("oxy resolve")?;
c6aa5bd9 Andy McCall ↶ 885 
    if as_json {
886 
        println!("{}", repo.status_json(&snap)?);
75167672 Andy McCall 887 
        return Ok(if snap.base_snapshot.is_conflicted() {
888 
            2
889 
        } else {
890 
            0
891 
        });
c6aa5bd9 Andy McCall ↶ 892 
    }
fce44ae9 Andy McCall ↶ 893 
    if !snap.base_snapshot.is_conflicted() {
894 
        println!("The working copy's base has no conflicts.");
895 
        return Ok(0);
896 
    }
897 
    let mut remaining = 0;
898 
    for (p, f) in &snap.base_snapshot.files {
899 
        if !f.is_conflicted() {
900 
            continue;
901 
        }
75167672 Andy McCall 902 
        match snap
903 
            .statuses
904 
            .iter()
905 
            .find(|s| s.path == *p)
906 
            .map(|s| s.status)
907 
        {
fce44ae9 Andy McCall ↶ 908 
            Some(ChangeStatus::Resolved) => println!("resolved   {p}"),
909 
            Some(ChangeStatus::ConflictEdited) => {
910 
                remaining += 1;
911 
                println!("markers    {p}");
912 
            }
913 
            _ => {
914 
                remaining += 1;
915 
                println!("unresolved {p}");
916 
            }
917 
        }
918 
    }
919 
    for c in &snap.base_snapshot.tree.conflicts {
920 
        remaining += 1;
921 
        println!("tree       {c:?}");
922 
    }
923 
    if remaining == 0 {
924 
        println!("All conflicts are resolved; `oxy commit` will record the resolution.");
925 
        Ok(0)
926 
    } else {
927 
        Ok(2)
928 
    }
929 
}
930
931 
pub fn undo() -> Result<i32> {
932 
    let repo = open()?;
933 
    let op = repo.undo()?;
94084087 Andy McCall ↶ 934 
    println!("{} now at: {}", ui::done("Undone;"), ui::dim(&op.command));
fce44ae9 Andy McCall ↶ 935 
    Ok(0)
936 
}
937
c6aa5bd9 Andy McCall ↶ 938 
pub fn op_log(as_json: bool) -> Result<i32> {
fce44ae9 Andy McCall ↶ 939 
    let repo = open()?;
c6aa5bd9 Andy McCall ↶ 940 
    if as_json {
941 
        let ops = repo.op_log()?;
942 
        println!(
943 
            "{}",
944 
            json::arr(ops.iter().enumerate().map(|(i, (r, op))| {
945 
                json::obj([
946 
                    ("id", json::s(&r.to_hex())),
947 
                    ("when_ms", json::n(op.hlc.wall_ms)),
948 
                    ("command", json::s(&op.command)),
949 
                    ("snapshot", json::b(op.command.ends_with("(snapshot)"))),
950 
                    ("current", json::b(i == 0)),
951 
                ])
952 
            }))
953 
        );
954 
        return Ok(0);
955 
    }
fce44ae9 Andy McCall ↶ 956 
    for (i, (r, op)) in repo.op_log()?.into_iter().enumerate() {
75167672 Andy McCall 957 
        let bullet = if i == 0 {
958 
            ui::ok(ui::glyph("●", "@"))
959 
        } else {
960 
            ui::dim(ui::glyph("○", "o"))
961 
        };
94084087 Andy McCall ↶ 962 
        let cmd = subject_of(&op.command).split("\\n").next().unwrap_or("");
75167672 Andy McCall 963 
        println!(
964 
            "{bullet} {}{}{}  {}",
965 
            ui::hash(r.short(12)),
966 
            ui::sep(),
967 
            ui::dim(format!("{:<16}", ui::ago(op.hlc.wall_ms))),
968 
            if i == 0 {
969 
                ui::subject(cmd)
970 
            } else {
971 
                cmd.to_string()
972 
            }
973 
        );
fce44ae9 Andy McCall ↶ 974 
    }
975 
    Ok(0)
976 
}
d02e545d Andy McCall ↶ 977
ba160f60 Andy McCall ↶ 978 
pub fn gc(now: bool) -> Result<i32> {
d02e545d Andy McCall ↶ 979 
    let repo = open()?;
135212de Andy McCall ↶ 980 
    let sp = ui::spinner("Packing and pruning…");
ba160f60 Andy McCall ↶ 981 
    let r = repo.gc(now)?;
135212de Andy McCall ↶ 982 
    sp.clear();
ba160f60 Andy McCall ↶ 983 
    if r.packed.objects > 0 {
d02e545d Andy McCall ↶ 984 
        println!(
ba160f60 Andy McCall ↶ 985 
            "Packed {}: {} bytes -> {} bytes ({:.0}%).",
986 
            plural(r.packed.objects, "loose object"),
987 
            r.packed.raw_bytes,
988 
            r.packed.packed_bytes,
989 
            100.0 * r.packed.packed_bytes as f64 / r.packed.raw_bytes.max(1) as f64
d02e545d Andy McCall ↶ 990 
        );
991 
    }
75167672 Andy McCall 992 
    println!(
993 
        "{} reachable; pruned {} ({} bytes){}{}; {} present.",
ba160f60 Andy McCall ↶ 994 
        plural(r.reachable, "object"),
995 
        plural(r.pruned.objects, "unreachable object"),
996 
        r.pruned.bytes,
75167672 Andy McCall 997 
        if r.pruned.deferred > 0 {
998 
            format!(
999 
                "; {} deferred by the grace period (use --now)",
1000 
                plural(r.pruned.deferred, "object")
1001 
            )
1002 
        } else {
1003 
            String::new()
1004 
        },
1005 
        if r.merged_packs > 0 {
1006 
            format!("; merged {} into one", plural(r.merged_packs, "pack"))
1007 
        } else {
1008 
            String::new()
1009 
        },
ba160f60 Andy McCall ↶ 1010 
        plural(repo.store().pack_count(), "pack")
1011 
    );
d02e545d Andy McCall ↶ 1012 
    Ok(0)
1013 
}
614541c3 Andy McCall ↶ 1014
79d03f82 Andy McCall ↶ 1015 
/// The head the working copy sits on, for commands that default to it. With
1016 
/// several heads beneath the working copy, the most recently made one is
1017 
/// chosen and announced.
614541c3 Andy McCall ↶ 1018 
fn current_head(repo: &Repo) -> Result<oxy_core::hash::ChangeHash> {
1019 
    let snap = repo.snapshot("oxy")?;
1020 
    let base = snap.base.maximal(&snap.wc.deps);
1021 
    match base.as_slice() {
79d03f82 Andy McCall ↶ 1022 
        [] => anyhow::bail!("the working copy sits on no change yet"),
614541c3 Andy McCall ↶ 1023 
        [h] => Ok(*h),
79d03f82 Andy McCall ↶ 1024 
        many => {
1025 
            let latest = many
1026 
                .iter()
1027 
                .max_by_key(|h| snap.base.get(h).map(|c| (c.hlc, **h)))
1028 
                .copied()
1029 
                .unwrap();
1030 
            let c = repo.store().get_change(&latest)?;
75167672 Andy McCall 1031 
            println!(
1032 
                "Defaulting to {} #{} (most recent of the {} heads under the working copy)",
1033 
                short_id(&c),
1034 
                latest.short(12),
1035 
                many.len()
1036 
            );
79d03f82 Andy McCall ↶ 1037 
            Ok(latest)
1038 
        }
614541c3 Andy McCall ↶ 1039 
    }
1040 
}
1041
1042 
pub fn describe(message: &str, change: Option<&str>) -> Result<i32> {
1043 
    let repo = open()?;
1044 
    let h = match change {
1045 
        Some(c) => repo.resolve_change(c)?,
1046 
        None => current_head(&repo)?,
1047 
    };
1048 
    let new = repo.describe(&h, message)?;
1049 
    let c = repo.store().get_change(&new)?;
75167672 Andy McCall 1050 
    println!(
1051 
        "{} {} {}  {}",
1052 
        ui::done("Described"),
1053 
        ui::id(short_id(&c)),
1054 
        ui::hash(format!("#{}", new.short(12))),
1055 
        ui::subject(subject_of(message))
1056 
    );
614541c3 Andy McCall ↶ 1057 
    Ok(0)
1058 
}
1059
23b217d7 Andy McCall ↶ 1060 
pub fn amend(message: Option<&str>, into: Option<&str>) -> Result<i32> {
614541c3 Andy McCall ↶ 1061 
    let repo = open()?;
23b217d7 Andy McCall ↶ 1062 
    let new = match into {
1063 
        Some(spec) => {
1064 
            let target = repo.resolve_change(spec)?;
1065 
            repo.amend_into(&target, message)?
1066 
        }
1067 
        None => repo.amend(message)?,
1068 
    };
614541c3 Andy McCall ↶ 1069 
    let c = repo.store().get_change(&new)?;
75167672 Andy McCall 1070 
    println!(
1071 
        "{} {} {}  {}",
1072 
        ui::done("Amended"),
1073 
        ui::id(short_id(&c)),
1074 
        ui::hash(format!("#{}", new.short(12))),
1075 
        ui::subject(subject_of(&c.message))
1076 
    );
614541c3 Andy McCall ↶ 1077 
    Ok(0)
1078 
}
1079
1080 
pub fn abandon(change: &str) -> Result<i32> {
1081 
    let repo = open()?;
1082 
    let h = repo.resolve_change(change)?;
1083 
    let c = repo.store().get_change(&h)?;
6706bdcf Andy McCall ↶ 1084 
    let notes = repo.abandon(&h)?;
75167672 Andy McCall 1085 
    println!(
1086 
        "{} {} {}  {}",
1087 
        ui::done("Abandoned"),
1088 
        ui::id(short_id(&c)),
1089 
        ui::hash(format!("#{}", h.short(12))),
1090 
        ui::dim("its content remains on disk as uncommitted work if the working copy sat on it")
1091 
    );
6706bdcf Andy McCall ↶ 1092 
    for n in notes {
94084087 Andy McCall ↶ 1093 
        println!("  {} {n}", ui::note());
6706bdcf Andy McCall ↶ 1094 
    }
614541c3 Andy McCall ↶ 1095 
    Ok(0)
1096 
}
252e8cb2 Andy McCall ↶ 1097
1098 
pub fn checkpoint() -> Result<i32> {
1099 
    let repo = open()?;
135212de Andy McCall ↶ 1100 
    let sp = ui::spinner("Writing checkpoint…");
252e8cb2 Andy McCall ↶ 1101 
    let (r, changes, bytes) = repo.checkpoint()?;
75167672 Andy McCall 1102 
    sp.done(&format!(
1103 
        "{} {} of {} ({} bytes) for {}",
1104 
        ui::done("Checkpoint"),
1105 
        ui::hash(format!("#{}", r.short(12))),
1106 
        plural(changes, "change"),
1107 
        bytes,
1108 
        ui::id(&repo.config.bookmark)
1109 
    ));
135212de Andy McCall ↶ 1110 
    Ok(0)
1111 
}
1112
1113 
/// For shell prompts: silent (exit 1) outside a repository, otherwise one line.
694805cc Andy McCall ↶ 1114 
pub fn prompt(format: &str, glyphs: bool, color: Option<&str>) -> Result<i32> {
75167672 Andy McCall 1115 
    let Ok(repo) = Repo::open(&std::env::current_dir()?) else {
1116 
        return Ok(1);
1117 
    };
135212de Andy McCall ↶ 1118 
    let info = repo.quick_status()?;
75167672 Andy McCall 1119 
    let fmt = if glyphs && format == oxy_core::repo::DEFAULT_PROMPT_FORMAT {
1120 
        oxy_core::repo::GLYPH_PROMPT_FORMAT
1121 
    } else {
1122 
        format
1123 
    };
694805cc Andy McCall ↶ 1124 
    let line = match color {
1125 
        Some("bash") => info.format_colored(fmt, ("\\[", "\\]")),
1126 
        Some("zsh") => info.format_colored(fmt, ("%{", "%}")),
1127 
        Some(_) => info.format_colored(fmt, ("", "")),
1128 
        None => info.format(fmt),
1129 
    };
1130 
    println!("{line}");
252e8cb2 Andy McCall ↶ 1131 
    Ok(0)
1132 
}
7421309f Andy McCall ↶ 1133
1134 
pub fn sparse(paths: &[String]) -> Result<i32> {
1135 
    let mut repo = open()?;
1136 
    if paths.is_empty() {
1137 
        if repo.config.sparse_paths.is_empty() {
1138 
            println!("No sparse filter: the whole tree is materialized.");
1139 
        } else {
1140 
            println!("{}", ui::heading("Sparse filter"));
1141 
            for p in &repo.config.sparse_paths {
1142 
                println!("  {}", ui::path(p));
1143 
            }
1144 
        }
1145 
        return Ok(0);
1146 
    }
1147 
    let snap = repo.snapshot("oxy sparse")?;
1148 
    if !snap.wc.tree_ops.is_empty() || !snap.wc.edits.is_empty() {
75167672 Andy McCall 1149 
        anyhow::bail!(
1150 
            "the working copy has changes; commit them before changing the sparse filter"
1151 
        );
7421309f Andy McCall ↶ 1152 
    }
1153 
    repo.config.set("filter.paths", &paths.join(","))?;
1154 
    repo.save_config()?;
1155 
    let heads = repo.bookmark_heads()?;
1156 
    let sp = ui::spinner("Re-checking out with the new filter…");
1157 
    let r = repo.checkout(&heads, true, "oxy sparse (checkout)")?;
75167672 Andy McCall 1158 
    sp.done(&format!(
1159 
        "{} {}: {} written, {} removed",
c07406bc Andy McCall ↶ 1160 
        ui::done("Sparse filter set to"),
75167672 Andy McCall 1161 
        ui::path(paths.join(",")),
1162 
        plural(r.written, "file"),
1163 
        r.removed
1164 
    ));
7421309f Andy McCall ↶ 1165 
    Ok(0)
1166 
}
132b884b Andy McCall ↶ 1167
1168 
pub fn tag_create(name: &str, changes: &[String], message: &str) -> Result<i32> {
1169 
    let repo = open()?;
1170 
    repo.snapshot("oxy tag")?;
1171 
    let heads = if changes.is_empty() {
1172 
        repo.bookmark_heads()?
1173 
    } else {
1174 
        let mut heads = Vec::new();
1175 
        for c in changes {
1176 
            heads.extend(repo.resolve_heads(c)?);
1177 
        }
1178 
        heads
1179 
    };
1180 
    let t = repo.tag_create(name, &heads, message)?;
1181 
    println!(
94084087 Andy McCall ↶ 1182 
        "{} {} {} {} ({}){}",
1183 
        ui::done("Tagged"),
1184 
        ui::bookmark(&t.name),
1185 
        ui::dim(ui::glyph("→", "->")),
132b884b Andy McCall ↶ 1186 
        ui::hash(format!("#{}", t.state.short(12))),
1187 
        plural(t.heads.len(), "head"),
75167672 Andy McCall 1188 
        t.signer
1189 
            .map(|s| format!(", signed by {s}"))
1190 
            .unwrap_or_else(|| ui::dim(", unsigned"))
132b884b Andy McCall ↶ 1191 
    );
1192 
    Ok(0)
1193 
}
1194
1196b29b Andy McCall ↶ 1195 
pub fn tag_list(as_json: bool) -> Result<i32> {
132b884b Andy McCall ↶ 1196 
    let repo = open()?;
1197 
    let tags = repo.tags()?;
1196b29b Andy McCall ↶ 1198 
    if as_json {
1199 
        println!(
1200 
            "{}",
1201 
            json::arr(tags.iter().map(|t| {
1202 
                json::obj([
1203 
                    ("name", json::s(&t.name)),
1204 
                    ("state", json::s(&t.state.to_hex())),
1205 
                    ("heads", json::hashes(&t.heads)),
1206 
                    ("message", json::s(&t.message)),
75167672 Andy McCall 1207 
                    (
1208 
                        "signer",
1209 
                        json::opt(t.signer.as_ref(), |s| json::s(&s.to_string())),
1210 
                    ),
1196b29b Andy McCall ↶ 1211 
                ])
1212 
            }))
1213 
        );
1214 
        return Ok(0);
1215 
    }
132b884b Andy McCall ↶ 1216 
    if tags.is_empty() {
1217 
        println!("{}", ui::dim("No tags."));
1218 
    }
1219 
    for t in tags {
1220 
        println!(
94084087 Andy McCall ↶ 1221 
            "{} {} {}{}{}{}",
1222 
            ui::ok(ui::glyph("⚑", "#")),
1223 
            ui::bookmark(&t.name),
132b884b Andy McCall ↶ 1224 
            ui::hash(format!("#{}", t.state.short(12))),
94084087 Andy McCall ↶ 1225 
            ui::sep() + &ui::dim(plural(t.heads.len(), "head")),
75167672 Andy McCall 1226 
            if t.message.is_empty() {
1227 
                String::new()
1228 
            } else {
1229 
                format!("  {}", ui::subject(subject_of(&t.message)))
1230 
            },
1231 
            t.signer
1232 
                .map(|s| ui::sep() + &ui::ok(format!("{} {s}", ui::glyph("✔", "v"))))
1233 
                .unwrap_or_default()
132b884b Andy McCall ↶ 1234 
        );
1235 
    }
1236 
    Ok(0)
1237 
}
4e88e774 Andy McCall ↶ 1238
1239 
pub fn workspace_add(path: &std::path::Path, changes: &[String]) -> Result<i32> {
1240 
    let repo = open()?;
1241 
    let heads = if changes.is_empty() {
1242 
        None
1243 
    } else {
1244 
        let mut heads = Vec::new();
1245 
        for c in changes {
1246 
            heads.extend(repo.resolve_heads(c)?);
1247 
        }
1248 
        Some(heads)
1249 
    };
1250 
    let sp = ui::spinner(&format!("Creating workspace at {}…", path.display()));
1251 
    let ws = repo.workspace_add(path, heads.as_deref())?;
75167672 Andy McCall 1252 
    sp.done(&format!(
1253 
        "{} {} (workspace {})",
1254 
        ui::done("Workspace created at"),
1255 
        ui::path(ws.root().display()),
1256 
        ui::id(ws.workspace().short(8))
1257 
    ));
4e88e774 Andy McCall ↶ 1258 
    Ok(0)
1259 
}
1260
1196b29b Andy McCall ↶ 1261 
pub fn workspace_list(as_json: bool) -> Result<i32> {
4e88e774 Andy McCall ↶ 1262 
    let repo = open()?;
1196b29b Andy McCall ↶ 1263 
    if as_json {
1264 
        println!(
1265 
            "{}",
1266 
            json::arr(repo.workspaces()?.iter().map(|w| {
1267 
                json::obj([
1268 
                    ("id", json::s(&w.id.to_hex())),
1269 
                    ("path", json::s(&w.path.to_string_lossy())),
1270 
                    ("current", json::b(w.current)),
75167672 Andy McCall 1271 
                    (
1272 
                        "working_copy",
1273 
                        json::opt(w.working_copy, |h| json::s(&h.to_hex())),
1274 
                    ),
1196b29b Andy McCall ↶ 1275 
                ])
1276 
            }))
1277 
        );
1278 
        return Ok(0);
1279 
    }
4e88e774 Andy McCall ↶ 1280 
    for w in repo.workspaces()? {
1281 
        println!(
1282 
            "{} {} {}{}",
75167672 Andy McCall 1283 
            if w.current {
1284 
                ui::ok(ui::glyph("●", "*"))
1285 
            } else {
1286 
                ui::dim(ui::glyph("○", "o"))
1287 
            },
4e88e774 Andy McCall ↶ 1288 
            ui::id(w.id.short(8)),
1289 
            ui::path(w.path.display()),
75167672 Andy McCall 1290 
            w.working_copy
1291 
                .map(|h| ui::sep() + &ui::dim(format!("working copy #{}", h.short(12))))
1292 
                .unwrap_or_else(|| ui::sep() + &ui::warn("not in view"))
4e88e774 Andy McCall ↶ 1293 
        );
1294 
    }
1295 
    Ok(0)
1296 
}
1297
1298 
pub fn workspace_forget(spec: &str) -> Result<i32> {
1299 
    let repo = open()?;
1300 
    let all = repo.workspaces()?;
1301 
    let target = std::fs::canonicalize(spec).ok();
75167672 Andy McCall 1302 
    let matches: Vec<_> = all
1303 
        .iter()
1304 
        .filter(|w| w.id.starts_with_hex(spec) || target.as_ref().is_some_and(|t| *t == w.path))
1305 
        .collect();
4e88e774 Andy McCall ↶ 1306 
    let w = match matches.as_slice() {
1307 
        [w] => *w,
1308 
        [] => anyhow::bail!("no workspace matches {spec:?}"),
1309 
        _ => anyhow::bail!("{spec:?} is ambiguous"),
1310 
    };
1311 
    repo.workspace_forget(&w.id)?;
75167672 Andy McCall 1312 
    println!(
1313 
        "{} workspace {} at {}; its files were left in place.",
1314 
        ui::done("Forgot"),
1315 
        ui::id(w.id.short(8)),
1316 
        ui::path(w.path.display())
1317 
    );
4e88e774 Andy McCall ↶ 1318 
    Ok(0)
1319 
}
cdb5beba Andy McCall ↶ 1320
1321 
pub fn lock(path: &str) -> Result<i32> {
1322 
    let repo = open()?;
1323 
    repo.lock_path(path)?;
75167672 Andy McCall 1324 
    println!(
1325 
        "{} {} {}",
1326 
        ui::done("Locked"),
1327 
        ui::path(path),
1328 
        ui::dim("(advisory, local)")
1329 
    );
cdb5beba Andy McCall ↶ 1330 
    Ok(0)
1331 
}
1332
1333 
pub fn unlock(path: &str) -> Result<i32> {
1334 
    let repo = open()?;
1335 
    repo.unlock_path(path)?;
94084087 Andy McCall ↶ 1336 
    println!("{} {}", ui::done("Unlocked"), ui::path(path));
cdb5beba Andy McCall ↶ 1337 
    Ok(0)
1338 
}
23b217d7 Andy McCall ↶ 1339
1340 
pub fn split(change: &str, paths: &[String]) -> Result<i32> {
1341 
    let repo = open()?;
1342 
    let h = repo.resolve_change(change)?;
1343 
    let (h1, h2) = repo.split(&h, paths)?;
1344 
    let c1 = repo.store().get_change(&h1)?;
1345 
    let c2 = repo.store().get_change(&h2)?;
75167672 Andy McCall 1346 
    println!(
1347 
        "{} into {} {} and {} {}",
1348 
        ui::done("Split"),
1349 
        ui::id(short_id(&c1)),
1350 
        ui::hash(format!("#{}", h1.short(12))),
1351 
        ui::id(short_id(&c2)),
1352 
        ui::hash(format!("#{}", h2.short(12)))
1353 
    );
23b217d7 Andy McCall ↶ 1354 
    Ok(0)
1355 
}
7b9809e6 Andy McCall ↶ 1356
1357 
fn heads_from(repo: &Repo, changes: &[String]) -> Result<Vec<oxy_core::hash::ChangeHash>> {
1358 
    let mut heads = Vec::new();
1359 
    for c in changes {
1360 
        heads.extend(repo.resolve_heads(c)?);
1361 
    }
1362 
    Ok(heads)
1363 
}
1364
1365 
pub fn bookmark_create(name: &str, changes: &[String]) -> Result<i32> {
1366 
    let repo = open()?;
1367 
    repo.snapshot("oxy bookmark create")?;
75167672 Andy McCall 1368 
    let heads = if changes.is_empty() {
1369 
        None
1370 
    } else {
1371 
        Some(heads_from(&repo, changes)?)
1372 
    };
7b9809e6 Andy McCall ↶ 1373 
    let heads = repo.bookmark_create(name, heads.as_deref())?;
75167672 Andy McCall 1374 
    println!(
1375 
        "{} bookmark {} {} {}",
1376 
        ui::done("Created"),
1377 
        ui::bookmark(name),
1378 
        ui::dim(ui::glyph("→", "->")),
1379 
        ui::dim(plural(heads.len(), "head"))
1380 
    );
1381 
    println!(
1382 
        "  {} {}",
1383 
        ui::note(),
1384 
        ui::dim(format!("switch to it with oxy bookmark switch {name}"))
1385 
    );
7b9809e6 Andy McCall ↶ 1386 
    Ok(0)
1387 
}
1388
1389 
pub fn bookmark_set(name: &str, changes: &[String]) -> Result<i32> {
1390 
    let repo = open()?;
1391 
    repo.snapshot("oxy bookmark set")?;
1392 
    let heads = heads_from(&repo, changes)?;
1393 
    let heads = repo.bookmark_set(name, &heads)?;
75167672 Andy McCall 1394 
    println!(
1395 
        "{} bookmark {} {} {}",
1396 
        ui::done("Moved"),
1397 
        ui::bookmark(name),
1398 
        ui::dim(ui::glyph("→", "->")),
1399 
        ui::dim(plural(heads.len(), "head"))
1400 
    );
7b9809e6 Andy McCall ↶ 1401 
    Ok(0)
1402 
}
1403
1404 
pub fn bookmark_delete(name: &str) -> Result<i32> {
1405 
    let repo = open()?;
1406 
    repo.bookmark_delete(name)?;
75167672 Andy McCall 1407 
    println!(
1408 
        "{} bookmark {} {}",
1409 
        ui::done("Deleted"),
1410 
        ui::bookmark(name),
1411 
        ui::dim("(its changes stay until unreachable)")
1412 
    );
7b9809e6 Andy McCall ↶ 1413 
    Ok(0)
1414 
}
1415
c6aa5bd9 Andy McCall ↶ 1416 
pub fn bookmark_list(as_json: bool) -> Result<i32> {
7b9809e6 Andy McCall ↶ 1417 
    let repo = open()?;
c6aa5bd9 Andy McCall ↶ 1418 
    if as_json {
1419 
        let items = repo.bookmarks()?.into_iter().map(|b| {
1420 
            json::obj([
1421 
                ("name", json::s(&b.name)),
1422 
                ("heads", json::hashes(&b.heads)),
1423 
                ("current", json::b(b.current)),
1424 
                ("ahead", json::opt(b.ahead, json::n)),
1425 
                ("behind", json::opt(b.behind, json::n)),
1426 
            ])
1427 
        });
1428 
        println!("{}", json::arr(items));
1429 
        return Ok(0);
1430 
    }
7b9809e6 Andy McCall ↶ 1431 
    for b in repo.bookmarks()? {
75167672 Andy McCall 1432 
        let mark = if b.current {
1433 
            ui::ok(ui::glyph("●", "*"))
1434 
        } else {
1435 
            ui::dim(ui::glyph("○", "o"))
1436 
        };
7b9809e6 Andy McCall ↶ 1437 
        let mut tail = String::new();
1438 
        if let Some(n) = b.ahead.filter(|n| *n > 0) {
1439 
            tail += &ui::ok(format!(" {}{n}", ui::glyph("↑", "+")));
1440 
        }
1441 
        if let Some(n) = b.behind.filter(|n| *n > 0) {
1442 
            tail += &ui::warn(format!(" {}{n}", ui::glyph("↓", "-")));
1443 
        }
75167672 Andy McCall 1444 
        let head = b
1445 
            .heads
1446 
            .first()
1447 
            .map(|h| {
1448 
                repo.store()
1449 
                    .get_change(h)
1450 
                    .map(|c| ui::subject(subject_of(&c.message)))
1451 
                    .unwrap_or_default()
1452 
            })
1453 
            .unwrap_or_else(|| ui::dim("(empty)"));
1454 
        println!(
1455 
            "{mark} {}{}{}{tail}  {head}",
1456 
            ui::bookmark(&b.name),
1457 
            ui::sep(),
1458 
            ui::dim(plural(b.heads.len(), "head"))
1459 
        );
7b9809e6 Andy McCall ↶ 1460 
    }
1461 
    Ok(0)
1462 
}
1463
1464 
pub fn bookmark_switch(name: &str, discard: bool) -> Result<i32> {
1465 
    let mut repo = open()?;
1466 
    let sp = ui::spinner(&format!("Switching to {name}…"));
1467 
    let r = repo.bookmark_switch(name, discard)?;
75167672 Andy McCall 1468 
    sp.done(&format!(
1469 
        "{} to {}: {} written, {} removed",
1470 
        ui::done("Switched"),
1471 
        ui::bookmark(name),
1472 
        plural(r.written, "file"),
1473 
        r.removed
1474 
    ));
7b9809e6 Andy McCall ↶ 1475 
    if r.conflicted {
75167672 Andy McCall 1476 
        println!(
1477 
            "  {} {}",
1478 
            ui::caution(),
1479 
            ui::warn("this state has conflicts; see oxy status")
1480 
        );
7b9809e6 Andy McCall ↶ 1481 
    }
1482 
    Ok(0)
1483 
}
1484
1485 
pub fn merge(bookmark: &str) -> Result<i32> {
1486 
    let repo = open()?;
1487 
    let sp = ui::spinner(&format!("Merging {bookmark}…"));
1488 
    let r = repo.merge(bookmark)?;
1489 
    if !r.changed {
75167672 Andy McCall 1490 
        sp.done(&format!(
1491 
            "{} {}",
1492 
            ui::ok(ui::glyph("✔", "*")),
1493 
            ui::dim(format!(
1494 
                "{} already contains {bookmark}",
1495 
                repo.config.bookmark
1496 
            ))
1497 
        ));
7b9809e6 Andy McCall ↶ 1498 
        return Ok(0);
1499 
    }
1500 
    sp.done(&format!(
1501 
        "{} {} into {}: now {}{}",
1502 
        ui::done("Merged"),
1503 
        ui::bookmark(bookmark),
1504 
        ui::bookmark(&repo.config.bookmark),
1505 
        plural(r.heads.len(), "head"),
75167672 Andy McCall 1506 
        ui::dim(if r.checked_out {
1507 
            "; working copy updated"
1508 
        } else {
1509 
            "; run oxy checkout to update the working copy"
1510 
        })
7b9809e6 Andy McCall ↶ 1511 
    ));
1512 
    let snap = repo.snapshot("oxy merge")?;
1513 
    if snap.base_snapshot.is_conflicted() {
75167672 Andy McCall 1514 
        println!(
1515 
            "  {} {}",
1516 
            ui::caution(),
1517 
            ui::warn("the result has conflicts; see oxy status")
1518 
        );
7b9809e6 Andy McCall ↶ 1519 
    }
1520 
    Ok(0)
1521 
}
1522
728da0f9 Andy McCall ↶ 1523 
pub fn squash(change: &str, into: &str) -> Result<i32> {
1524 
    let repo = open()?;
1525 
    let c = repo.resolve_change(change)?;
1526 
    let d = repo.resolve_change(into)?;
1527 
    let sp = ui::spinner("Squashing…");
1528 
    let h = repo.squash(&c, &d)?;
1529 
    let new = repo.store().get_change(&h)?;
75167672 Andy McCall 1530 
    sp.done(&format!(
1531 
        "{} into {} {}  {}",
1532 
        ui::done("Squashed"),
1533 
        ui::id(short_id(&new)),
1534 
        ui::hash(format!("#{}", h.short(12))),
1535 
        ui::subject(subject_of(&new.message))
1536 
    ));
728da0f9 Andy McCall ↶ 1537 
    Ok(0)
1538 
}
1539
1540 
pub fn rebase(change: &str, onto: &[String]) -> Result<i32> {
1541 
    let repo = open()?;
1542 
    let c = repo.resolve_change(change)?;
1543 
    let mut heads = Vec::new();
1544 
    for o in onto {
1545 
        heads.extend(repo.resolve_heads(o)?);
1546 
    }
1547 
    let sp = ui::spinner("Rebasing…");
1548 
    let h = repo.rebase(&c, &heads)?;
1549 
    let new = repo.store().get_change(&h)?;
75167672 Andy McCall 1550 
    sp.done(&format!(
1551 
        "{} {} {}  {}",
1552 
        ui::done("Rebased"),
1553 
        ui::id(short_id(&new)),
1554 
        ui::hash(format!("#{}", h.short(12))),
1555 
        ui::dim(format!(
1556 
            "now depends on {}",
1557 
            plural(new.deps.len(), "change")
1558 
        ))
1559 
    ));
728da0f9 Andy McCall ↶ 1560 
    Ok(0)
1561 
}