OXYGENHUB
# 098227d48b1a oxygen / src / cli / mod.rs
42.7 KiB · Rust · last changed oxy receipt export --format slsa: SLSA provenance cosign can check 19 days ago source blame history raw
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//! Command-line definitions and dispatch.
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mod format;
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mod identity;
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mod json;
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mod proposal;
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mod receipt;
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mod sync;
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pub mod ui;
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mod workspace;
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use anyhow::{Context, Result};
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use clap::{Parser, Subcommand};
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use oxy_core::repo::Repo;
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use std::path::PathBuf;
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#[derive(Parser)]
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#[command(
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    name = "oxy",
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    version,
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    about = "Oxygen: breathing fresh air into version control"
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)]
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struct Cli {
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    /// Plain output: no colour, no spinner (also implied by NO_COLOR or a non-terminal)
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    #[arg(long, global = true)]
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    plain: bool,
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    #[command(subcommand)]
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    cmd: Cmd,
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}
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#[derive(Subcommand)]
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enum Cmd {
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    /// Create a repository in PATH (default: current directory)
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    Init {
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        /// Directory to create the repository in (default: the current directory)
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        path: Option<PathBuf>,
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        /// No working copy: an object store and references only, for hosting
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        #[arg(long)]
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        bare: bool,
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    },
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    /// Clone a repository from a local path or an http(s) URL
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    Clone {
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        /// Local path or http(s) URL of the repository
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        url: String,
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        /// Directory to clone into (default: the last part of the URL)
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        dest: Option<PathBuf>,
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        /// Leave blobs larger than this (e.g. 1M) to be fetched on first read
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        #[arg(long)]
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        max_blob: Option<String>,
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        /// Materialize only these paths (repeatable); implies lazy blobs
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        #[arg(long = "sparse")]
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        sparse: Vec<String>,
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        /// Shallow clone: fetch only this many levels of history below the heads
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        #[arg(long)]
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        depth: Option<u32>,
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    },
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    /// Fetch more history below a shallow clone's boundary
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    Deepen {
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        /// Levels of history to add below the boundary
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        #[arg(default_value_t = 10)]
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        depth: u32,
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        /// Remote to fetch the history from
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        #[arg(long, default_value = "origin")]
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        remote: String,
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    },
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    /// Show or set the sparse filter (paths to materialize); re-checks out the bookmark
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    Sparse {
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        /// Paths to materialize; none prints the current filter
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        paths: Vec<String>,
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    },
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    /// Show the working copy: changed paths and conflicts
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    Status {
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        /// Machine-readable output: paths, and every conflict with its kind and contributing changes
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        #[arg(long)]
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        json: bool,
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    },
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    /// One-line summary for shell prompts; fast and records nothing
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    Prompt {
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        /// Placeholders: %b bookmark, %c change id, %h heads, %d dirty (*), %x conflict (!), %A/%D ahead/behind (+n/-n), %a/%B raw counts, %s state glyph, %U/%O ahead/behind arrows, %i icon
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        #[arg(long, default_value = oxy_core::repo::DEFAULT_PROMPT_FORMAT)]
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        format: String,
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        /// Glyph format (%i %b %c %s%U%O) instead of the plain default
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        #[arg(long)]
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        glyphs: bool,
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        /// Colour by state (cyan clean, yellow dirty, red conflicted): raw escapes, or guarded for a bash or zsh PS1
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        #[arg(long, value_parser = ["raw", "bash", "zsh"])]
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        color: Option<String>,
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    },
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    /// Record the working copy as a change on the current bookmark
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    Commit {
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        /// The change's message: a subject line, then optionally a blank line and a body
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        #[arg(short, long, required_unless_present = "file", conflicts_with = "file")]
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        message: Option<String>,
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        /// Read the message from FILE (`-` for standard input)
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        #[arg(short = 'F', long, value_name = "FILE")]
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        file: Option<PathBuf>,
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        /// Extra explicit dependencies (ChangeId prefix, #hash prefix)
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        #[arg(long = "depends-on")]
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        depends_on: Vec<String>,
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        /// Commit only these paths; the rest stays as uncommitted work
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        paths: Vec<String>,
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        /// Choose hunks one by one
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        #[arg(short, long)]
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        interactive: bool,
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        /// Commit these hunks (as `oxy hunks` numbers them), comma separated
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        #[arg(long, value_delimiter = ',')]
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        hunks: Vec<usize>,
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    },
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    /// Fold CHANGE into one of its dependencies (keeps that change's id)
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    Squash {
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        /// The change to fold (ChangeId prefix, #hash prefix)
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        change: String,
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        /// The dependency that absorbs it
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        #[arg(long)]
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        into: String,
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    },
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    /// Re-express CHANGE against another base state
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    Rebase {
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        /// The change to re-express (ChangeId prefix, #hash prefix)
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        change: String,
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        /// The changes, bookmark or tag whose state becomes the new base
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        #[arg(long, required = true, num_args = 1..)]
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        onto: Vec<String>,
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    },
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    /// Show which change introduced each line of a file
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    Blame {
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        /// File to annotate, relative to the repository root
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        path: String,
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        /// Machine-readable output: one JSON document on stdout
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        #[arg(long)]
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        json: bool,
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    },
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    /// Find the change that introduced a regression
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    Bisect {
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        #[command(subcommand)]
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        cmd: BisectCmd,
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    },
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    /// List changes reachable from the bookmark and the working copy
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    Log {
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        /// Show at most this many changes
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        #[arg(short = 'n', long)]
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        limit: Option<usize>,
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        /// Show full messages, dependencies, and signatures
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        #[arg(short, long)]
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        verbose: bool,
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        /// Only changes touching this path (renames followed)
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        #[arg(long)]
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        path: Option<String>,
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        /// Only changes that wrote or deleted lines START to END of PATH
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        /// (numbered as in the working copy's base), or deleted lines from
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        /// between them: the history of a function
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        #[arg(short = 'L', value_name = "START,END:PATH", conflicts_with = "path")]
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        lines: Option<String>,
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        /// Machine-readable output: one JSON document on stdout
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        #[arg(long)]
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        json: bool,
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    },
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    /// Show what the working copy changes against its base
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    Diff {
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        /// A change instead of the working copy
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        change: Option<String>,
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        /// Machine-readable output: one JSON document on stdout
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        #[arg(long)]
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        json: bool,
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    },
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    /// Print a file as it is in a state (default: the working copy's base)
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    Cat {
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        /// File to print, relative to the repository root
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        path: String,
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        /// A change, bookmark, or tag
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        #[arg(short = 'r', long)]
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        change: Option<String>,
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    },
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    /// Print the repository root, workspace, and bookmark
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    Root {
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        /// Machine-readable output: one JSON document on stdout
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        #[arg(long)]
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        json: bool,
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    },
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    /// Print the version of oxy, its repository format, and protocol
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    Version {
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        /// Machine-readable output: one JSON document on stdout
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        #[arg(long)]
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        json: bool,
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    },
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    /// Restore paths to the working copy's base, or undo chosen hunks
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    Discard {
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        /// Paths to restore; none with --hunks, or everything with neither
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        paths: Vec<String>,
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        /// Hunk indices as `oxy hunks` numbers them, comma separated
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        #[arg(long, value_delimiter = ',')]
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        hunks: Vec<usize>,
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    },
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    /// List the working copy's hunks, numbered as commit --hunks expects
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    Hunks {
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        /// Machine-readable output: one JSON document on stdout
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        #[arg(long)]
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        json: bool,
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    },
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    /// With -m, change the message of a head; without, name the working
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    /// copy for a build: its tag, or the nearest tag plus distance and
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    /// change, or the bookmark and change, and -dirty
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    Describe {
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        /// The new message
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        #[arg(short, long)]
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        message: Option<String>,
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        /// The head to describe (default: the one the working copy sits on)
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        change: Option<String>,
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        /// Machine-readable output (naming only)
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        #[arg(long, conflicts_with = "message")]
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        json: bool,
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    },
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    /// Fold the working copy into the head it sits on, or into CHANGE with --into
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    Amend {
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        /// Replace the message too
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        #[arg(short, long)]
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        message: Option<String>,
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        /// Amend an older change; the edits must touch only lines it already knows
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        #[arg(long)]
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        into: Option<String>,
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    },
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    /// Split a head: the named paths become a separate first change
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    Split {
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        /// The head to split
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        change: String,
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        /// Paths whose edits become the first change
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        paths: Vec<String>,
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    },
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    /// Drop a head from the bookmark; its content stays on disk as uncommitted work
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    Abandon {
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        /// The head to drop (ChangeId prefix, #hash prefix)
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        change: String,
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    },
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    /// Show one change (ChangeId prefix, #hash prefix, or @)
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    Show {
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        /// ChangeId prefix, #hash prefix, or @ for the working copy
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        change: String,
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        /// Machine-readable output: one JSON document on stdout
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        #[arg(long)]
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        json: bool,
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    },
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    /// Move the working copy to the state formed by CHANGE... (default: the bookmark heads)
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    Checkout {
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        /// Changes whose state to check out (default: the bookmark heads)
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        changes: Vec<String>,
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        /// Throw away uncommitted working-copy changes
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        #[arg(long)]
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        discard: bool,
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        /// Take uncommitted changes along; refused when the target has
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        /// other versions of the files they touch
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        #[arg(long, conflicts_with = "discard")]
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        carry: bool,
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    },
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    /// Report which conflicts of the working copy's base are resolved by the current files
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    Resolve {
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        /// Machine-readable output: one JSON document on stdout
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        #[arg(long)]
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        json: bool,
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    },
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    /// Undo the last operation
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    Undo,
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    /// Write a checkpoint of the current bookmark's state now
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    Checkpoint,
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    /// Print a shell completion script: `oxy completions bash > ~/.local/share/bash-completion/completions/oxy`
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    Completions {
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        /// bash, zsh, fish, elvish or powershell
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        shell: clap_complete::Shell,
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    },
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    /// Write man pages (oxy.1 and one per command) into DIR, or print oxy.1
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    Man {
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        /// Directory to write every page into, e.g. ~/.local/share/man/man1
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        #[arg(long)]
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        dir: Option<PathBuf>,
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    },
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    /// Check the identity, configuration and remotes, and say what to do about any problem
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    Doctor {
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        /// Do not contact the remotes
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        #[arg(long)]
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        offline: bool,
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        /// Machine-readable output: one JSON document on stdout
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        #[arg(long)]
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        json: bool,
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    },
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    /// Check the repository's integrity: objects, operation log, references, signatures, checkpoints
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    Fsck {
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        /// Machine-readable output: one JSON document on stdout
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        #[arg(long)]
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        json: bool,
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    },
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    /// Pack loose objects and prune unreachable ones older than the grace period
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    Gc {
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        /// Ignore the grace period (core.gc-grace) and prune immediately
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        #[arg(long)]
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        now: bool,
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    },
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    /// List operations
297 
    #[command(name = "op")]
298 
    Op {
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        #[command(subcommand)]
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        cmd: OpCmd,
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    },
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    /// Take the advisory local lock on a lockable file, making it writable
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    Lock {
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        /// The lockable file
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        path: String,
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    },
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    /// Release the local lock and make the file read-only again
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    Unlock {
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        /// The locked file
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        path: String,
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    },
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    /// Workspaces: extra checkout directories sharing this repository
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    Workspace {
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        #[command(subcommand)]
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        cmd: WorkspaceCmd,
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    },
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    /// Bookmarks: named states; each workspace works on one
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    Bookmark {
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        #[command(subcommand)]
320 
        cmd: BookmarkCmd,
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    },
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    /// Union another bookmark's heads into the current one (no merge change)
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    Merge {
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        /// The bookmark whose heads to add
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        bookmark: String,
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    },
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    /// Subrepositories: nested repositories pinned to a state
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    Submodule {
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        #[command(subcommand)]
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        cmd: SubmoduleCmd,
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    },
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    /// Execution receipts: signed records of what a runner ran on a state
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    Receipt {
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        #[command(subcommand)]
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        cmd: ReceiptCmd,
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    },
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    /// Tags: immutable named states
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    Tag {
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        #[command(subcommand)]
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        cmd: TagCmd,
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    },
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    /// Manage remotes
343 
    Remote {
344 
        #[command(subcommand)]
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        cmd: RemoteCmd,
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    },
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    /// Fetch every bookmark of a remote into its tracking references
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    Fetch {
349 
        /// Remote name (default: origin)
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        remote: Option<String>,
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        /// Machine-readable output: one JSON document on stdout
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        #[arg(long)]
353 
        json: bool,
354 
    },
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    /// Fetch, then union the remote bookmark into the local one (no merge change)
356 
    Pull {
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        /// Remote name (default: origin)
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        remote: Option<String>,
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        /// Machine-readable output: one JSON document on stdout
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        #[arg(long)]
361 
        json: bool,
362 
    },
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    /// Push the current bookmark to a remote
364 
    Push {
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        /// Remote name (default: origin)
366 
        remote: Option<String>,
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        /// Allow dropping heads the remote has
368 
        #[arg(long)]
369 
        force: bool,
370 
        /// Push this bookmark instead of the workspace's current one
371 
        #[arg(short = 'b', long)]
372 
        bookmark: Option<String>,
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        /// Delete this bookmark on the remote (never its default bookmark);
374 
        /// the local bookmark is kept
375 
        #[arg(long, value_name = "NAME", conflicts_with_all = ["bookmark", "force"])]
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        delete: Option<String>,
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        /// Machine-readable output: one JSON document on stdout
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        #[arg(long)]
379 
        json: bool,
380 
    },
381 
    /// Serve repositories under ROOT over HTTPS (with --tls-cert/--tls-key) or plain HTTP
382 
    Serve {
383 
        /// Directory with one repository per subdirectory
384 
        #[arg(long, default_value = ".")]
385 
        root: PathBuf,
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        /// Address and port to listen on
387 
        #[arg(long, default_value = "127.0.0.1:8890")]
388 
        bind: String,
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        /// Bearer token allowed to push (repeatable); none means open
390 
        #[arg(long = "token")]
391 
        tokens: Vec<String>,
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        /// PEM certificate chain; enables HTTPS together with --tls-key
393 
        #[arg(long, requires = "tls_key")]
394 
        tls_cert: Option<PathBuf>,
395 
        /// PEM private key
396 
        #[arg(long, requires = "tls_cert")]
397 
        tls_key: Option<PathBuf>,
398 
    },
399 
    /// Manage the signing identity
400 
    Identity {
401 
        #[command(subcommand)]
402 
        cmd: IdentityCmd,
403 
    },
404 
    /// Seal changes with your key: named ones, or every change on the current bookmark you can authenticate but have not
405 
    Seal {
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        /// Changes to seal (default: every change on the bookmark you can authenticate and have not sealed)
407 
        changes: Vec<String>,
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        /// Seal every change of a hub proposal and push the seal (your approval)
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        #[arg(long, conflicts_with = "changes")]
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        proposal: Option<String>,
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        /// Machine-readable output: one JSON document on stdout
412 
        #[arg(long)]
413 
        json: bool,
414 
    },
415 
    /// Hub proposals: show one, or land it from this client
416 
    Proposal {
417 
        #[command(subcommand)]
418 
        cmd: ProposalCmd,
419 
    },
420 
    /// Verify the signatures on a change (default: every change in the log)
421 
    Verify {
422 
        /// The change to verify (default: every change in the log)
423 
        change: Option<String>,
424 
        /// Machine-readable output: one JSON document on stdout
425 
        #[arg(long)]
426 
        json: bool,
427 
    },
428 
    /// Git interoperability
429 
    Git {
430 
        #[command(subcommand)]
431 
        cmd: GitCmd,
432 
    },
433 
    /// Manage the trust policy (who may update which bookmarks)
434 
    Policy {
435 
        #[command(subcommand)]
436 
        cmd: PolicyCmd,
437 
    },
438 
    /// Set a configuration key (author.*, core.sign, core.op-retention, core.gc-grace, core.checkpoint-interval, filter.max-blob, filter.paths, workspace.bookmark, remote.<name>.url|token|ca)
439 
    Config {
440 
        /// The key, such as author.name or remote.origin.token
441 
        key: String,
442 
        /// The value to set
443 
        value: String,
444 
        /// Write to the user file (~/.config/oxy/config.toml) instead of this repository
445 
        #[arg(long)]
446 
        user: bool,
447 
    },
448 
}
449
450 
#[derive(Subcommand)]
451 
enum OpCmd {
452 
    /// List operations, newest first
453 
    Log {
454 
        /// Machine-readable output: one JSON document on stdout
455 
        #[arg(long)]
456 
        json: bool,
457 
    },
458 
}
459
460 
#[derive(Subcommand)]
461 
enum WorkspaceCmd {
462 
    /// Create a workspace at PATH checked out on CHANGE... (default: the bookmark heads)
463 
    Add {
464 
        /// Directory for the new workspace (must be empty or absent)
465 
        path: PathBuf,
466 
        /// Changes whose state to check out there
467 
        changes: Vec<String>,
468 
    },
469 
    /// List workspaces and their working-copy changes
470 
    List {
471 
        /// Machine-readable output: one JSON document on stdout
472 
        #[arg(long)]
473 
        json: bool,
474 
    },
475 
    /// Stop tracking a workspace (by id prefix or path); its files stay
476 
    Forget {
477 
        /// Workspace id prefix or path
478 
        workspace: String,
479 
    },
480 
}
481
482 
#[derive(Subcommand)]
483 
enum BisectCmd {
484 
    /// Begin; remembers where the working copy was
485 
    Start,
486 
    /// Mark CHANGE... (or the state under test) as good
487 
    Good {
488 
        /// Changes known to be good (default: the state under test)
489 
        changes: Vec<String>,
490 
    },
491 
    /// Mark CHANGE... (or the state under test) as bad
492 
    Bad {
493 
        /// Changes known to be bad (default: the state under test)
494 
        changes: Vec<String>,
495 
    },
496 
    /// The state under test cannot be tested; try another
497 
    Skip,
498 
    /// Run a command for each step: exit 0 good, 125 skip, else bad
499 
    Run {
500 
        /// Command and arguments to run at each step
501 
        #[arg(required = true, trailing_var_arg = true)]
502 
        command: Vec<String>,
503 
    },
504 
    /// Where the search stands
505 
    Status {
506 
        /// Machine-readable output: one JSON document on stdout
507 
        #[arg(long)]
508 
        json: bool,
509 
    },
510 
    /// Restore the working copy and forget the search
511 
    Reset,
512 
}
513
514 
#[derive(Subcommand)]
515 
enum BookmarkCmd {
516 
    /// Create a bookmark at CHANGE... (default: the working copy's base)
517 
    Create {
518 
        /// Name of the new bookmark
519 
        name: String,
520 
        /// Its heads (default: the working copy's base)
521 
        changes: Vec<String>,
522 
    },
523 
    /// Point an existing bookmark at CHANGE...
524 
    Set {
525 
        /// The bookmark to move
526 
        name: String,
527 
        /// Its new heads
528 
        changes: Vec<String>,
529 
    },
530 
    /// Remove a bookmark; its changes stay
531 
    Delete {
532 
        /// The bookmark to remove
533 
        name: String,
534 
    },
535 
    /// List bookmarks with their heads and difference from origin
536 
    List {
537 
        /// Machine-readable output: one JSON document on stdout
538 
        #[arg(long)]
539 
        json: bool,
540 
    },
541 
    /// Make NAME this workspace's bookmark and check it out. Uncommitted work stops it; --carry takes the work along, --discard drops it
542 
    Switch {
543 
        /// The bookmark to work on
544 
        name: String,
545 
        /// Throw away uncommitted working-copy changes
546 
        #[arg(long)]
547 
        discard: bool,
548 
        /// Take uncommitted changes along; refused when NAME has other
549 
        /// versions of the files they touch
550 
        #[arg(long, conflicts_with = "discard")]
551 
        carry: bool,
552 
    },
553 
}
554
555 
#[derive(Subcommand)]
556 
enum SubmoduleCmd {
557 
    /// Clone URL (Oxygen or Git) into PATH and register it in .oxymodules
558 
    Add {
559 
        /// URL or path of the Oxygen or Git repository
560 
        url: String,
561 
        /// Where to put it, relative to the repository root
562 
        path: String,
563 
        /// Bookmark (Oxygen) or branch (Git) to check out and track
564 
        #[arg(long)]
565 
        bookmark: Option<String>,
566 
    },
567 
    /// Bring nested repositories to their pins
568 
    Update {
569 
        /// Clone nested repositories that are absent
570 
        #[arg(long)]
571 
        init: bool,
572 
        /// Subrepos to update (default: all)
573 
        paths: Vec<String>,
574 
    },
575 
    /// List subrepos with their pins and on-disk state
576 
    Status {
577 
        /// Machine-readable output: one JSON document on stdout
578 
        #[arg(long)]
579 
        json: bool,
580 
    },
581 
    /// Unregister PATH; the directory stays, the node goes with the next commit
582 
    Remove {
583 
        /// The subrepo to unregister
584 
        path: String,
585 
    },
586 
}
587
588 
#[derive(Subcommand)]
589 
enum ReceiptCmd {
590 
    /// The receipts kept for a state (default: the bookmark heads)
591 
    List {
592 
        /// Change, bookmark or tag whose state to look at
593 
        rev: Option<String>,
594 
        /// Machine-readable output: one JSON document on stdout
595 
        #[arg(long)]
596 
        json: bool,
597 
    },
598 
    /// One receipt in full, and whether its signature verifies
599 
    Show {
600 
        /// The receipt (a prefix of its hash, as `list` shows it)
601 
        receipt: String,
602 
        /// Change, bookmark or tag whose state holds it
603 
        #[arg(long)]
604 
        rev: Option<String>,
605 
        /// Machine-readable output: one JSON document on stdout
606 
        #[arg(long)]
607 
        json: bool,
608 
    },
609 
    /// Write a signed receipt to FILE
610 
    Export {
611 
        /// The receipt (a prefix of its hash, as `list` shows it)
612 
        receipt: String,
613 
        /// Where to write it
614 
        file: String,
615 
        /// Change, bookmark or tag whose state holds it
616 
        #[arg(long)]
617 
        rev: Option<String>,
618 
        /// `oxygen`: the runner's signed receipt, as `verify` and `import`
619 
        /// read it. `slsa`: SLSA provenance in a DSSE envelope, signed with
620 
        /// your key, for in-toto and cosign (`oxy identity export --pem`
621 
        /// gives the key they check it with)
622 
        #[arg(long, default_value = "oxygen", value_parser = ["oxygen", "slsa"])]
623 
        format: String,
624 
    },
625 
    /// Check a signed receipt in FILE without keeping it
626 
    Verify {
627 
        /// A signed receipt, as a runner or `export` writes it
628 
        file: String,
629 
        /// Machine-readable output: one JSON document on stdout
630 
        #[arg(long)]
631 
        json: bool,
632 
    },
633 
    /// Verify a signed receipt in FILE and keep it with its state
634 
    Import {
635 
        /// A signed receipt, as a runner or `export` writes it
636 
        file: String,
637 
    },
638 
}
639
640 
#[derive(Subcommand)]
641 
enum TagCmd {
642 
    /// Tag the state of CHANGE... (default: the bookmark heads)
643 
    Create {
644 
        /// Name of the tag; tags never move
645 
        name: String,
646 
        /// Changes whose state to tag (default: the bookmark heads)
647 
        changes: Vec<String>,
648 
        /// A message recorded with the tag
649 
        #[arg(short, long, default_value = "")]
650 
        message: String,
651 
    },
652 
    /// List tags and the states they name
653 
    List {
654 
        /// Machine-readable output: one JSON document on stdout
655 
        #[arg(long)]
656 
        json: bool,
657 
    },
658 
}
659
660 
#[derive(Subcommand)]
661 
enum RemoteCmd {
662 
    /// Add a remote
663 
    Add {
664 
        /// Name to refer to the remote by, such as origin
665 
        name: String,
666 
        /// Local path or http(s) URL of the repository
667 
        url: String,
668 
    },
669 
    /// Remove a remote
670 
    Remove {
671 
        /// The remote to remove
672 
        name: String,
673 
    },
674 
    /// List remotes and their URLs
675 
    List {
676 
        /// Machine-readable output: one JSON document on stdout
677 
        #[arg(long)]
678 
        json: bool,
679 
    },
680 
}
681
682 
#[derive(Subcommand)]
683 
enum ProposalCmd {
684 
    /// Show a proposal by its hub URL
685 
    Show {
686 
        /// The proposal's URL on the hub
687 
        url: String,
688 
        /// Machine-readable output: one JSON document on stdout
689 
        #[arg(long)]
690 
        json: bool,
691 
    },
692 
    /// Fetch the proposal's changes, set the target bookmark to the projected state, and push with your key
693 
    Land {
694 
        /// The proposal's URL on the hub
695 
        url: String,
696 
        /// Land even when the hub reports blockers
697 
        #[arg(long)]
698 
        force: bool,
699 
    },
700 
}
701
702 
#[derive(Subcommand)]
703 
enum IdentityCmd {
704 
    /// Generate a composite Ed25519 + ML-DSA-65 key pair and make it your author identity
705 
    Create {
706 
        /// Your name (default: author.name)
707 
        #[arg(long)]
708 
        name: Option<String>,
709 
        /// Your email (default: author.email)
710 
        #[arg(long)]
711 
        email: Option<String>,
712 
        /// Record the author in this repository only, not in the user config
713 
        #[arg(long)]
714 
        local: bool,
715 
        /// Expire the identity this many days from now
716 
        #[arg(long)]
717 
        expires: Option<u64>,
718 
    },
719 
    /// Show the configured identity
720 
    Show,
721 
    /// Write your identity object to a file, to hand to a policy holder
722 
    Export {
723 
        /// File to write (default: <key>.identity, or <key>.pem with --pem, in the current directory)
724 
        path: Option<PathBuf>,
725 
        /// Write the Ed25519 public key as PEM instead, as cosign's --key and
726 
        /// other DSSE verifiers take it
727 
        #[arg(long)]
728 
        pem: bool,
729 
    },
730 
    /// Sign a host's challenge (hex, at least 16 bytes) to prove you hold your key; prints the signature as hex
731 
    SignChallenge {
732 
        /// The host's challenge, as hex
733 
        challenge: String,
734 
        /// Machine-readable output: one JSON document on stdout
735 
        #[arg(long)]
736 
        json: bool,
737 
    },
738 
    /// Move to a fresh key pair; the policy follows if it names your key
739 
    Rotate,
740 
    /// Re-issue your identity with a new expiry (in days from now; 0 = never)
741 
    Renew {
742 
        /// Days from now until it expires; 0 for never
743 
        #[arg(long)]
744 
        expires: u64,
745 
    },
746 
    /// Revoke a key: yours by default, or any key if you hold a policy root
747 
    Revoke {
748 
        /// KeyId prefix (default: your own key)
749 
        key: Option<String>,
750 
        /// Why, recorded in the revocation
751 
        #[arg(long, default_value = "")]
752 
        reason: String,
753 
    },
754 
    /// Keys allowed to sign or seal on your behalf
755 
    Delegate {
756 
        #[command(subcommand)]
757 
        cmd: DelegateCmd,
758 
    },
759 
}
760
761 
#[derive(Subcommand)]
762 
enum DelegateCmd {
763 
    /// Add a delegate from an exported identity file
764 
    Add {
765 
        /// The delegate's exported identity file
766 
        identity_file: PathBuf,
767 
        /// What it may do for you: changes, refs, seal (comma-separated) or all.
768 
        /// An agent gets `changes`; a host that lands for you needs `changes,refs`
769 
        #[arg(long, default_value = "changes")]
770 
        scope: String,
771 
        /// How long for: 30m, 8h, 7d, or a number of days (default: until removed)
772 
        #[arg(long)]
773 
        expires: Option<String>,
774 
    },
775 
    /// Remove a delegate by KeyId prefix
776 
    Remove {
777 
        /// KeyId prefix of the delegate
778 
        key: String,
779 
    },
780 
    /// List delegates
781 
    List,
782 
}
783
784 
#[derive(Subcommand)]
785 
enum GitCmd {
786 
    /// Export the current bookmark to a Git repository (created bare if absent)
787 
    Export {
788 
        /// Git repository to write to (created bare if absent)
789 
        git_dir: PathBuf,
790 
        /// Git branch to write (default: the bookmark name)
791 
        #[arg(long)]
792 
        branch: Option<String>,
793 
    },
794 
    /// Fetch a branch from a Git remote (path or URL) into the current bookmark
795 
    Fetch {
796 
        /// Git remote: a path or URL
797 
        url: String,
798 
        /// Branch to fetch
799 
        #[arg(long, default_value = "main")]
800 
        branch: String,
801 
    },
802 
    /// Push the current bookmark to a branch of a Git remote (fetch first)
803 
    Push {
804 
        /// Git remote: a path or URL
805 
        url: String,
806 
        /// Branch to push to
807 
        #[arg(long, default_value = "main")]
808 
        branch: String,
809 
    },
810 
    /// Check this repository's import of a Git branch: every commit's tree must be reproduced exactly
811 
    Verify {
812 
        /// The Git repository the import came from
813 
        git_dir: PathBuf,
814 
        /// Branch that was imported
815 
        #[arg(long, default_value = "main")]
816 
        branch: String,
817 
    },
818 
    /// Import a Git branch into a new Oxygen repository at DEST
819 
    Import {
820 
        /// Git repository to read
821 
        git_dir: PathBuf,
822 
        /// Directory for the new Oxygen repository
823 
        dest: PathBuf,
824 
        /// Branch to import
825 
        #[arg(long, default_value = "main")]
826 
        branch: String,
827 
    },
828 
}
829
830 
#[derive(Subcommand)]
831 
enum PolicyCmd {
832 
    /// Create the initial policy with your identity as the only root
833 
    Init,
834 
    /// Show the current policy
835 
    Show {
836 
        /// Machine-readable output: one JSON document on stdout
837 
        #[arg(long)]
838 
        json: bool,
839 
    },
840 
    /// Allow an identity (from `oxy identity export`) to update bookmarks
841 
    Grant {
842 
        /// The identity to grant, exported with `oxy identity export`
843 
        identity_file: PathBuf,
844 
        /// Reference pattern the grant applies to (default: every bookmark)
845 
        #[arg(long)]
846 
        pattern: Option<String>,
847 
        /// Where to write the proposal when more root signatures are needed
848 
        #[arg(long)]
849 
        out: Option<PathBuf>,
850 
    },
851 
    /// Revoke a key (KeyId prefix of an identity in the policy)
852 
    Revoke {
853 
        /// KeyId prefix of the identity
854 
        key: String,
855 
        /// Where to write the proposal when more root signatures are needed
856 
        #[arg(long)]
857 
        out: Option<PathBuf>,
858 
    },
859 
    /// Manage root keys and the signature threshold for policy updates
860 
    Root {
861 
        #[command(subcommand)]
862 
        cmd: RootCmd,
863 
    },
864 
    /// Add your root signature to a proposal file; applies it once the threshold is met
865 
    Sign {
866 
        /// The proposal file to sign
867 
        proposal: PathBuf,
868 
        /// Where to write the proposal if it still needs signatures (default: in place)
869 
        #[arg(long)]
870 
        out: Option<PathBuf>,
871 
    },
872 
}
873
874 
#[derive(Subcommand)]
875 
enum RootCmd {
876 
    /// Make an exported identity a root key
877 
    Add {
878 
        /// The identity to make a root, exported with `oxy identity export`
879 
        identity_file: PathBuf,
880 
        /// Where to write the proposal when more root signatures are needed
881 
        #[arg(long)]
882 
        out: Option<PathBuf>,
883 
    },
884 
    /// Remove a root key by KeyId prefix
885 
    Remove {
886 
        /// KeyId prefix of the root key
887 
        key: String,
888 
        /// Where to write the proposal when more root signatures are needed
889 
        #[arg(long)]
890 
        out: Option<PathBuf>,
891 
    },
892 
    /// Require this many root signatures on policy updates
893 
    Threshold {
894 
        /// Number of root signatures
895 
        n: u32,
896 
        /// Where to write the proposal when more root signatures are needed
897 
        #[arg(long)]
898 
        out: Option<PathBuf>,
899 
    },
900 
}
901
902 
/// Open the repository containing the current directory.
903 
fn open() -> Result<Repo> {
904 
    Repo::open(&std::env::current_dir()?).context("opening repository")
905 
}
906
907 
/// `oxy man`: every page into `dir`, or the top-level page on stdout.
908 
fn man(dir: Option<PathBuf>) -> Result<i32> {
909 
    use clap::CommandFactory;
910 
    let cmd = Cli::command();
911 
    match dir {
912 
        Some(dir) => {
913 
            std::fs::create_dir_all(&dir)?;
914 
            clap_mangen::generate_to(cmd, &dir)?;
915 
            let pages = std::fs::read_dir(&dir)?
916 
                .filter(|e| {
917 
                    e.as_ref()
918 
                        .is_ok_and(|e| e.path().extension().is_some_and(|x| x == "1"))
919 
                })
920 
                .count();
921 
            println!(
922 
                "{}",
923 
                ui::done(format!("Wrote {pages} man pages to {}", dir.display()))
924 
            );
925 
        }
926 
        None => clap_mangen::Man::new(cmd).render(&mut std::io::stdout())?,
927 
    }
928 
    Ok(0)
929 
}
930
931 
/// Parse arguments and run; returns the process exit code.
932 
pub fn run() -> Result<i32> {
933 
    let cli = Cli::parse();
934 
    ui::init(cli.plain);
935 
    match cli.cmd {
936 
        Cmd::Completions { shell } => {
937 
            use clap::CommandFactory;
938 
            clap_complete::generate(shell, &mut Cli::command(), "oxy", &mut std::io::stdout());
939 
            Ok(0)
940 
        }
941 
        Cmd::Man { dir } => man(dir),
942 
        Cmd::Init { path, bare } => workspace::init(path, bare),
943 
        Cmd::Status { json } => workspace::status(json),
944 
        Cmd::Prompt {
945 
            format,
946 
            glyphs,
947 
            color,
948 
        } => workspace::prompt(&format, glyphs, color.as_deref()),
949 
        Cmd::Commit {
950 
            message,
951 
            file,
952 
            depends_on,
953 
            paths,
954 
            interactive,
955 
            hunks,
956 
        } => {
957 
            let message = match (message, file) {
958 
                (Some(m), _) => m,
959 
                (None, Some(f)) if f.as_os_str() == "-" => {
960 
                    let mut s = String::new();
961 
                    std::io::Read::read_to_string(&mut std::io::stdin(), &mut s)?;
962 
                    s
963 
                }
964 
                (None, Some(f)) => std::fs::read_to_string(&f).map_err(|e| {
965 
                    anyhow::anyhow!("reading the message from {}: {e}", f.display())
966 
                })?,
967 
                (None, None) => anyhow::bail!("a commit message is required (-m or -F)"),
968 
            };
969 
            workspace::commit(&message, &depends_on, &paths, interactive, &hunks)
970 
        }
971 
        Cmd::Cat { path, change } => workspace::cat(&path, change.as_deref()),
972 
        Cmd::Root { json } => workspace::root(json),
973 
        Cmd::Version { json } => workspace::version(json),
974 
        Cmd::Discard { paths, hunks } => workspace::discard(&paths, &hunks),
975 
        Cmd::Hunks { json } => workspace::hunks(json),
976 
        Cmd::Squash { change, into } => workspace::squash(&change, &into),
977 
        Cmd::Rebase { change, onto } => workspace::rebase(&change, &onto),
978 
        Cmd::Blame { path, json } => workspace::blame(&path, json),
979 
        Cmd::Bisect { cmd } => match cmd {
980 
            BisectCmd::Start => workspace::bisect_start(),
981 
            BisectCmd::Good { changes } => workspace::bisect_mark(Some(true), &changes),
982 
            BisectCmd::Bad { changes } => workspace::bisect_mark(Some(false), &changes),
983 
            BisectCmd::Skip => workspace::bisect_mark(None, &[]),
984 
            BisectCmd::Run { command } => workspace::bisect_run(&command),
985 
            BisectCmd::Status { json } => workspace::bisect_status(json),
986 
            BisectCmd::Reset => workspace::bisect_reset(),
987 
        },
988 
        Cmd::Log {
989 
            limit,
990 
            verbose,
991 
            path,
992 
            lines,
993 
            json,
994 
        } => workspace::log(limit, verbose, path.as_deref(), lines.as_deref(), json),
995 
        Cmd::Diff { change, json } => workspace::diff(change.as_deref(), json),
996 
        Cmd::Describe {
997 
            message,
998 
            change,
999 
            json,
1000 
        } => match message {
1001 
            Some(m) => workspace::describe(&m, change.as_deref()),
1002 
            None if change.is_some() => {
1003 
                anyhow::bail!(
1004 
                    "naming works on the working copy; to change a head's message pass -m"
1005 
                )
1006 
            }
1007 
            None => workspace::describe_name(json),
1008 
        },
1009 
        Cmd::Amend { message, into } => workspace::amend(message.as_deref(), into.as_deref()),
1010 
        Cmd::Split { change, paths } => workspace::split(&change, &paths),
1011 
        Cmd::Abandon { change } => workspace::abandon(&change),
1012 
        Cmd::Show { change, json } => workspace::show(&change, json),
1013 
        Cmd::Checkout {
1014 
            changes,
1015 
            discard,
1016 
            carry,
1017 
        } => workspace::checkout(&changes, discard, carry),
1018 
        Cmd::Resolve { json } => workspace::resolve(json),
1019 
        Cmd::Undo => workspace::undo(),
1020 
        Cmd::Gc { now } => workspace::gc(now),
1021 
        Cmd::Fsck { json } => workspace::fsck(json),
1022 
        Cmd::Doctor { offline, json } => workspace::doctor(offline, json),
1023 
        Cmd::Checkpoint => workspace::checkpoint(),
1024 
        Cmd::Op {
1025 
            cmd: OpCmd::Log { json },
1026 
        } => workspace::op_log(json),
1027 
        Cmd::Clone {
1028 
            url,
1029 
            dest,
1030 
            max_blob,
1031 
            sparse,
1032 
            depth,
1033 
        } => sync::clone(&url, dest, max_blob.as_deref(), &sparse, depth),
1034 
        Cmd::Deepen { depth, remote } => sync::deepen(&remote, depth),
1035 
        Cmd::Sparse { paths } => workspace::sparse(&paths),
1036 
        Cmd::Lock { path } => workspace::lock(&path),
1037 
        Cmd::Unlock { path } => workspace::unlock(&path),
1038 
        Cmd::Workspace { cmd } => match cmd {
1039 
            WorkspaceCmd::Add { path, changes } => workspace::workspace_add(&path, &changes),
1040 
            WorkspaceCmd::List { json } => workspace::workspace_list(json),
1041 
            WorkspaceCmd::Forget { workspace } => workspace::workspace_forget(&workspace),
1042 
        },
1043 
        Cmd::Bookmark { cmd } => match cmd {
1044 
            BookmarkCmd::Create { name, changes } => workspace::bookmark_create(&name, &changes),
1045 
            BookmarkCmd::Set { name, changes } => workspace::bookmark_set(&name, &changes),
1046 
            BookmarkCmd::Delete { name } => workspace::bookmark_delete(&name),
1047 
            BookmarkCmd::List { json } => workspace::bookmark_list(json),
1048 
            BookmarkCmd::Switch {
1049 
                name,
1050 
                discard,
1051 
                carry,
1052 
            } => workspace::bookmark_switch(&name, discard, carry),
1053 
        },
1054 
        Cmd::Merge { bookmark } => workspace::merge(&bookmark),
1055 
        Cmd::Submodule { cmd } => match cmd {
1056 
            SubmoduleCmd::Add {
1057 
                url,
1058 
                path,
1059 
                bookmark,
1060 
            } => sync::submodule_add(&url, &path, bookmark.as_deref()),
1061 
            SubmoduleCmd::Update { init, paths } => sync::submodule_update(init, &paths),
1062 
            SubmoduleCmd::Status { json } => sync::submodule_status(json),
1063 
            SubmoduleCmd::Remove { path } => sync::submodule_remove(&path),
1064 
        },
1065 
        Cmd::Receipt { cmd } => match cmd {
1066 
            ReceiptCmd::List { rev, json } => receipt::list(rev.as_deref(), json),
1067 
            ReceiptCmd::Show {
1068 
                receipt: r,
1069 
                rev,
1070 
                json,
1071 
            } => receipt::show(&r, rev.as_deref(), json),
1072 
            ReceiptCmd::Export {
1073 
                receipt: r,
1074 
                file,
1075 
                rev,
1076 
                format,
1077 
            } => receipt::export(&r, &file, rev.as_deref(), &format),
1078 
            ReceiptCmd::Verify { file, json } => receipt::verify(&file, json),
1079 
            ReceiptCmd::Import { file } => receipt::import(&file),
1080 
        },
1081 
        Cmd::Tag { cmd } => match cmd {
1082 
            TagCmd::Create {
1083 
                name,
1084 
                changes,
1085 
                message,
1086 
            } => workspace::tag_create(&name, &changes, &message),
1087 
            TagCmd::List { json } => workspace::tag_list(json),
1088 
        },
1089 
        Cmd::Remote { cmd } => match cmd {
1090 
            RemoteCmd::Add { name, url } => sync::remote_add(&name, &url),
1091 
            RemoteCmd::Remove { name } => sync::remote_remove(&name),
1092 
            RemoteCmd::List { json } => sync::remote_list(json),
1093 
        },
1094 
        Cmd::Fetch { remote, json } => sync::fetch(remote.as_deref(), json),
1095 
        Cmd::Pull { remote, json } => sync::pull(remote.as_deref(), json),
1096 
        Cmd::Push {
1097 
            remote,
1098 
            force,
1099 
            bookmark,
1100 
            delete,
1101 
            json,
1102 
        } => match delete {
1103 
            Some(name) => sync::push_delete(remote.as_deref(), &name, json),
1104 
            None => sync::push(remote.as_deref(), force, bookmark.as_deref(), json),
1105 
        },
1106 
        Cmd::Serve {
1107 
            root,
1108 
            bind,
1109 
            tokens,
1110 
            tls_cert,
1111 
            tls_key,
1112 
        } => sync::serve(root, &bind, tokens, tls_cert.zip(tls_key)),
1113 
        Cmd::Identity { cmd } => match cmd {
1114 
            IdentityCmd::Create {
1115 
                name,
1116 
                email,
1117 
                local,
1118 
                expires,
1119 
            } => identity::create(name, email, local, expires),
1120 
            IdentityCmd::Show => identity::show(),
1121 
            IdentityCmd::Export { path, pem } => identity::export(path, pem),
1122 
            IdentityCmd::SignChallenge { challenge, json } => {
1123 
                identity::sign_challenge(&challenge, json)
1124 
            }
1125 
            IdentityCmd::Rotate => identity::rotate(),
1126 
            IdentityCmd::Renew { expires } => identity::renew(expires),
1127 
            IdentityCmd::Revoke { key, reason } => identity::revoke(key.as_deref(), &reason),
1128 
            IdentityCmd::Delegate { cmd } => match cmd {
1129 
                DelegateCmd::Add {
1130 
                    identity_file,
1131 
                    scope,
1132 
                    expires,
1133 
                } => identity::delegate_add(&identity_file, &scope, expires.as_deref()),
1134 
                DelegateCmd::Remove { key } => identity::delegate_remove(&key),
1135 
                DelegateCmd::List => identity::delegate_list(),
1136 
            },
1137 
        },
1138 
        Cmd::Git {
1139 
            cmd: GitCmd::Export { git_dir, branch },
1140 
        } => sync::git_export(&git_dir, branch.as_deref()),
1141 
        Cmd::Git {
1142 
            cmd: GitCmd::Fetch { url, branch },
1143 
        } => sync::git_fetch(&url, &branch),
1144 
        Cmd::Git {
1145 
            cmd: GitCmd::Push { url, branch },
1146 
        } => sync::git_push(&url, &branch),
1147 
        Cmd::Git {
1148 
            cmd:
1149 
                GitCmd::Import {
1150 
                    git_dir,
1151 
                    dest,
1152 
                    branch,
1153 
                },
1154 
        } => sync::git_import(&git_dir, &dest, &branch),
1155 
        Cmd::Git {
1156 
            cmd: GitCmd::Verify { git_dir, branch },
1157 
        } => sync::git_verify(&git_dir, &branch),
1158 
        Cmd::Policy { cmd } => match cmd {
1159 
            PolicyCmd::Init => identity::policy_init(),
1160 
            PolicyCmd::Show { json } => identity::policy_show(json),
1161 
            PolicyCmd::Grant {
1162 
                identity_file,
1163 
                pattern,
1164 
                out,
1165 
            } => identity::policy_grant(&identity_file, pattern.as_deref(), out),
1166 
            PolicyCmd::Revoke { key, out } => identity::policy_revoke(&key, out),
1167 
            PolicyCmd::Root { cmd } => match cmd {
1168 
                RootCmd::Add { identity_file, out } => {
1169 
                    identity::policy_root_add(&identity_file, out)
1170 
                }
1171 
                RootCmd::Remove { key, out } => identity::policy_root_remove(&key, out),
1172 
                RootCmd::Threshold { n, out } => identity::policy_threshold(n, out),
1173 
            },
1174 
            PolicyCmd::Sign { proposal, out } => identity::policy_sign(&proposal, out),
1175 
        },
1176 
        Cmd::Seal {
1177 
            changes,
1178 
            proposal: Some(url),
1179 
            json,
1180 
        } if changes.is_empty() => proposal::seal(&url, json),
1181 
        Cmd::Seal { changes, json, .. } => identity::seal(&changes, json),
1182 
        Cmd::Proposal { cmd } => match cmd {
1183 
            ProposalCmd::Show { url, json } => proposal::show(&url, json),
1184 
            ProposalCmd::Land { url, force } => proposal::land(&url, force),
1185 
        },
1186 
        Cmd::Verify { change, json } => identity::verify(change.as_deref(), json),
1187 
        Cmd::Config { key, value, user } => identity::config(&key, &value, user),
1188 
    }
1189 
}
1190
1191 
#[cfg(test)]
1192 
mod help_tests {
1193 
    use super::Cli;
1194 
    use clap::CommandFactory;
1195
1196 
    /// Every command and every argument explains itself, so `--help`,
1197 
    /// completions and the man pages are complete.
1198 
    #[test]
1199 
    fn every_command_and_argument_has_help() {
1200 
        fn walk(cmd: &clap::Command, path: &str, missing: &mut Vec<String>) {
1201 
            let here = format!("{path} {}", cmd.get_name()).trim().to_string();
1202 
            if cmd.get_about().is_none() && path != "" {
1203 
                missing.push(format!("{here} (command)"));
1204 
            }
1205 
            for a in cmd.get_arguments() {
1206 
                let id = a.get_id().as_str();
1207 
                if id == "help" || id == "version" || a.is_global_set() && path != "" {
1208 
                    continue;
1209 
                }
1210 
                if a.get_help().is_none() && a.get_long_help().is_none() {
1211 
                    missing.push(format!("{here} {id}"));
1212 
                }
1213 
            }
1214 
            for sub in cmd.get_subcommands() {
1215 
                walk(sub, &here, missing);
1216 
            }
1217 
        }
1218 
        let mut missing = Vec::new();
1219 
        walk(&Cli::command(), "", &mut missing);
1220 
        assert!(
1221 
            missing.is_empty(),
1222 
            "{} without help:\n{}",
1223 
            missing.len(),
1224 
            missing.join("\n")
1225 
        );
1226 
    }
1227 
}