OXYGENHUB
# 14edbaaf5291 oxygen / src / cli / mod.rs
43.8 KiB · Rust · last changed Remote bookmarks work like local ones; a newer format names the oxy that cannot read it (closes #48, closes #49) 1 month ago source blame history raw
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//! Command-line definitions and dispatch.
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mod auth;
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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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        /// Clone the subrepos too (as oxy submodule update --init)
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        #[arg(long)]
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        recursive: bool,
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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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    /// Prune unreachable objects older than the grace period and repack everything into one pack
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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
301 
    #[command(name = "op")]
302 
    Op {
303 
        #[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 {
318 
        #[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)]
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        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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    /// Sign in to a hub once, for every repository on it
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    Auth {
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        #[command(subcommand)]
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        cmd: AuthCmd,
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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)]
339 
        cmd: SubmoduleCmd,
340 
    },
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    /// Execution receipts: signed records of what a runner ran on a state
342 
    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,
350 
    },
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    /// Manage remotes
352 
    Remote {
353 
        #[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 {
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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)]
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        json: bool,
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    },
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    /// Fetch, then union the remote bookmark into the local one (no merge change)
365 
    Pull {
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        /// Remote name (default: origin)
367 
        remote: Option<String>,
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        /// Machine-readable output: one JSON document on stdout
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        #[arg(long)]
370 
        json: bool,
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    },
372 
    /// Push the current bookmark to a remote
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    Push {
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        /// Remote name (default: origin)
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        remote: Option<String>,
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        /// Allow dropping heads the remote has
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        #[arg(long)]
378 
        force: bool,
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        /// Push this bookmark instead of the workspace's current one
380 
        #[arg(short = 'b', long)]
381 
        bookmark: Option<String>,
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        /// Delete this bookmark on the remote (never its default bookmark);
383 
        /// the local bookmark is kept
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        #[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)]
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        json: bool,
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    },
390 
    /// Serve repositories under ROOT over HTTPS (with --tls-cert/--tls-key) or plain HTTP
391 
    Serve {
392 
        /// Directory with one repository per subdirectory
393 
        #[arg(long, default_value = ".")]
394 
        root: PathBuf,
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        /// Address and port to listen on
396 
        #[arg(long, default_value = "127.0.0.1:8890")]
397 
        bind: String,
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        /// Bearer token allowed to push (repeatable); none means open
399 
        #[arg(long = "token")]
400 
        tokens: Vec<String>,
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        /// PEM certificate chain; enables HTTPS together with --tls-key
402 
        #[arg(long, requires = "tls_key")]
403 
        tls_cert: Option<PathBuf>,
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        /// PEM private key
405 
        #[arg(long, requires = "tls_cert")]
406 
        tls_key: Option<PathBuf>,
407 
    },
408 
    /// Manage the signing identity
409 
    Identity {
410 
        #[command(subcommand)]
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        cmd: IdentityCmd,
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    },
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    /// Seal changes with your key: named ones, or every change on the current bookmark you can authenticate but have not
414 
    Seal {
415 
        /// Changes to seal (default: every change on the bookmark you can authenticate and have not sealed)
416 
        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")]
419 
        proposal: Option<String>,
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        /// Machine-readable output: one JSON document on stdout
421 
        #[arg(long)]
422 
        json: bool,
423 
    },
424 
    /// Hub proposals: show one, or land it from this client
425 
    Proposal {
426 
        #[command(subcommand)]
427 
        cmd: ProposalCmd,
428 
    },
429 
    /// Verify the signatures on a change (default: every change in the log)
430 
    Verify {
431 
        /// The change to verify (default: every change in the log)
432 
        change: Option<String>,
433 
        /// Machine-readable output: one JSON document on stdout
434 
        #[arg(long)]
435 
        json: bool,
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    },
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    /// Git interoperability
438 
    Git {
439 
        #[command(subcommand)]
440 
        cmd: GitCmd,
441 
    },
442 
    /// Manage the trust policy (who may update which bookmarks)
443 
    Policy {
444 
        #[command(subcommand)]
445 
        cmd: PolicyCmd,
446 
    },
447 
    /// 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, auth.helper with --user)
448 
    Config {
449 
        /// The key, such as author.name or remote.origin.token
450 
        key: String,
451 
        /// The value to set
452 
        value: String,
453 
        /// Write to the user file (~/.config/oxy/config.toml) instead of this repository
454 
        #[arg(long)]
455 
        user: bool,
456 
    },
457 
}
458
459 
#[derive(Subcommand)]
460 
enum OpCmd {
461 
    /// List operations, newest first
462 
    Log {
463 
        /// Machine-readable output: one JSON document on stdout
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        #[arg(long)]
465 
        json: bool,
466 
    },
467 
}
468
469 
#[derive(Subcommand)]
470 
enum WorkspaceCmd {
471 
    /// Create a workspace at PATH checked out on CHANGE... (default: the bookmark heads)
472 
    Add {
473 
        /// Directory for the new workspace (must be empty or absent)
474 
        path: PathBuf,
475 
        /// Changes whose state to check out there
476 
        changes: Vec<String>,
477 
    },
478 
    /// List workspaces and their working-copy changes
479 
    List {
480 
        /// Machine-readable output: one JSON document on stdout
481 
        #[arg(long)]
482 
        json: bool,
483 
    },
484 
    /// Stop tracking a workspace (by id prefix or path); its files stay
485 
    Forget {
486 
        /// Workspace id prefix or path
487 
        workspace: String,
488 
    },
489 
}
490
491 
#[derive(Subcommand)]
492 
enum BisectCmd {
493 
    /// Begin; remembers where the working copy was
494 
    Start,
495 
    /// Mark CHANGE... (or the state under test) as good
496 
    Good {
497 
        /// Changes known to be good (default: the state under test)
498 
        changes: Vec<String>,
499 
    },
500 
    /// Mark CHANGE... (or the state under test) as bad
501 
    Bad {
502 
        /// Changes known to be bad (default: the state under test)
503 
        changes: Vec<String>,
504 
    },
505 
    /// The state under test cannot be tested; try another
506 
    Skip,
507 
    /// Run a command for each step: exit 0 good, 125 skip, else bad
508 
    Run {
509 
        /// Command and arguments to run at each step
510 
        #[arg(required = true, trailing_var_arg = true)]
511 
        command: Vec<String>,
512 
    },
513 
    /// Where the search stands
514 
    Status {
515 
        /// Machine-readable output: one JSON document on stdout
516 
        #[arg(long)]
517 
        json: bool,
518 
    },
519 
    /// Restore the working copy and forget the search
520 
    Reset,
521 
}
522
523 
#[derive(Subcommand)]
524 
enum BookmarkCmd {
525 
    /// Create a bookmark at CHANGE... (default: the working copy's base)
526 
    Create {
527 
        /// Name of the new bookmark
528 
        name: String,
529 
        /// Its heads (default: the working copy's base). A state is its
530 
        /// heads and what they depend on: a change alone may leave out
531 
        /// earlier changes of the current state, which is refused unless
532 
        /// --upto or --only says which is meant
533 
        changes: Vec<String>,
534 
        /// Everything of the current state up to CHANGE..., as a Git
535 
        /// branch at a commit would hold
536 
        #[arg(long, conflicts_with = "only")]
537 
        upto: bool,
538 
        /// Just CHANGE... and what they depend on
539 
        #[arg(long)]
540 
        only: bool,
541 
    },
542 
    /// Point an existing bookmark at CHANGE...
543 
    Set {
544 
        /// The bookmark to move
545 
        name: String,
546 
        /// Its new heads
547 
        changes: Vec<String>,
548 
    },
549 
    /// Remove a bookmark; its changes stay
550 
    Delete {
551 
        /// The bookmark to remove
552 
        name: String,
553 
    },
554 
    /// List bookmarks with their heads and difference from origin
555 
    List {
556 
        /// Also list remotes' bookmarks that have no local bookmark
557 
        #[arg(long, short)]
558 
        all: bool,
559 
        /// Machine-readable output: one JSON document on stdout
560 
        #[arg(long)]
561 
        json: bool,
562 
    },
563 
    /// Make NAME this workspace's bookmark and check it out. Uncommitted work stops it; --carry takes the work along, --discard drops it
564 
    Switch {
565 
        /// The bookmark to work on; one only a remote has (NAME or REMOTE/NAME) is created from it
566 
        name: String,
567 
        /// Throw away uncommitted working-copy changes
568 
        #[arg(long)]
569 
        discard: bool,
570 
        /// Take uncommitted changes along; refused when NAME has other
571 
        /// versions of the files they touch
572 
        #[arg(long, conflicts_with = "discard")]
573 
        carry: bool,
574 
    },
575 
}
576
577 
#[derive(Subcommand)]
578 
enum AuthCmd {
579 
    /// Sign in to HUB in the browser (device sign-in) and keep the token for
580 
    /// every repository there
581 
    Login {
582 
        /// The hub, as https://oxygenhub.io or oxygenhub.io (default: this checkout's origin)
583 
        hub: Option<String>,
584 
        /// Read a token from standard input instead (for CI and scripts)
585 
        #[arg(long)]
586 
        with_token: bool,
587 
        /// PEM file of extra roots to trust (a hub with a self-signed certificate)
588 
        #[arg(long)]
589 
        ca: Option<PathBuf>,
590 
    },
591 
    /// List the hubs you are signed in to, checking each token with its hub
592 
    Status,
593 
    /// Forget HUB's token and revoke it on the hub
594 
    Logout {
595 
        /// The hub (default: this checkout's origin, or the only one)
596 
        hub: Option<String>,
597 
    },
598 
}
599
600 
#[derive(Subcommand)]
601 
enum SubmoduleCmd {
602 
    /// Clone URL (Oxygen or Git) into PATH and register it in .oxymodules
603 
    Add {
604 
        /// URL or path of the Oxygen or Git repository
605 
        url: String,
606 
        /// Where to put it, relative to the repository root
607 
        path: String,
608 
        /// Bookmark (Oxygen) or branch (Git) to check out and track
609 
        #[arg(long)]
610 
        bookmark: Option<String>,
611 
    },
612 
    /// Bring nested repositories to their pins
613 
    Update {
614 
        /// Clone nested repositories that are absent
615 
        #[arg(long)]
616 
        init: bool,
617 
        /// Subrepos to update (default: all)
618 
        paths: Vec<String>,
619 
    },
620 
    /// List subrepos with their pins and on-disk state
621 
    Status {
622 
        /// Machine-readable output: one JSON document on stdout
623 
        #[arg(long)]
624 
        json: bool,
625 
    },
626 
    /// Unregister PATH; the directory stays, the node goes with the next commit
627 
    Remove {
628 
        /// The subrepo to unregister
629 
        path: String,
630 
    },
631 
}
632
633 
#[derive(Subcommand)]
634 
enum ReceiptCmd {
635 
    /// The receipts kept for a state (default: the bookmark heads)
636 
    List {
637 
        /// Change, bookmark or tag whose state to look at
638 
        rev: Option<String>,
639 
        /// Machine-readable output: one JSON document on stdout
640 
        #[arg(long)]
641 
        json: bool,
642 
    },
643 
    /// One receipt in full, and whether its signature verifies
644 
    Show {
645 
        /// The receipt (a prefix of its hash, as `list` shows it)
646 
        receipt: String,
647 
        /// Change, bookmark or tag whose state holds it
648 
        #[arg(long)]
649 
        rev: Option<String>,
650 
        /// Machine-readable output: one JSON document on stdout
651 
        #[arg(long)]
652 
        json: bool,
653 
    },
654 
    /// Write a signed receipt to FILE
655 
    Export {
656 
        /// The receipt (a prefix of its hash, as `list` shows it)
657 
        receipt: String,
658 
        /// Where to write it
659 
        file: String,
660 
        /// Change, bookmark or tag whose state holds it
661 
        #[arg(long)]
662 
        rev: Option<String>,
663 
    },
664 
    /// Check a signed receipt in FILE without keeping it
665 
    Verify {
666 
        /// A signed receipt, as a runner or `export` writes it
667 
        file: String,
668 
        /// Machine-readable output: one JSON document on stdout
669 
        #[arg(long)]
670 
        json: bool,
671 
    },
672 
    /// Verify a signed receipt in FILE and keep it with its state
673 
    Import {
674 
        /// A signed receipt, as a runner or `export` writes it
675 
        file: String,
676 
    },
677 
}
678
679 
#[derive(Subcommand)]
680 
enum TagCmd {
681 
    /// Tag the state of CHANGE... (default: the bookmark heads)
682 
    Create {
683 
        /// Name of the tag; tags never move
684 
        name: String,
685 
        /// Changes whose state to tag (default: the bookmark heads)
686 
        changes: Vec<String>,
687 
        /// A message recorded with the tag
688 
        #[arg(short, long, default_value = "")]
689 
        message: String,
690 
    },
691 
    /// List tags and the states they name
692 
    List {
693 
        /// Machine-readable output: one JSON document on stdout
694 
        #[arg(long)]
695 
        json: bool,
696 
    },
697 
}
698
699 
#[derive(Subcommand)]
700 
enum RemoteCmd {
701 
    /// Add a remote
702 
    Add {
703 
        /// Name to refer to the remote by, such as origin
704 
        name: String,
705 
        /// Local path or http(s) URL of the repository
706 
        url: String,
707 
    },
708 
    /// Remove a remote
709 
    Remove {
710 
        /// The remote to remove
711 
        name: String,
712 
    },
713 
    /// List remotes and their URLs
714 
    List {
715 
        /// Machine-readable output: one JSON document on stdout
716 
        #[arg(long)]
717 
        json: bool,
718 
    },
719 
}
720
721 
#[derive(Subcommand)]
722 
enum ProposalCmd {
723 
    /// Show a proposal by its hub URL
724 
    Show {
725 
        /// The proposal's URL on the hub
726 
        url: String,
727 
        /// Machine-readable output: one JSON document on stdout
728 
        #[arg(long)]
729 
        json: bool,
730 
    },
731 
    /// Fetch the proposal's changes, set the target bookmark to the projected state, and push with your key
732 
    Land {
733 
        /// The proposal's URL on the hub
734 
        url: String,
735 
        /// Land even when the hub reports blockers
736 
        #[arg(long)]
737 
        force: bool,
738 
    },
739 
}
740
741 
#[derive(Subcommand)]
742 
enum IdentityCmd {
743 
    /// Generate a composite Ed25519 + ML-DSA-65 key pair and make it your author identity
744 
    Create {
745 
        /// Your name (default: author.name)
746 
        #[arg(long)]
747 
        name: Option<String>,
748 
        /// Your email (default: author.email)
749 
        #[arg(long)]
750 
        email: Option<String>,
751 
        /// Record the author in this repository only, not in the user config
752 
        #[arg(long)]
753 
        local: bool,
754 
        /// Expire the identity this many days from now
755 
        #[arg(long)]
756 
        expires: Option<u64>,
757 
    },
758 
    /// Show the configured identity
759 
    Show,
760 
    /// Write your identity object to a file, to hand to a policy holder
761 
    Export {
762 
        /// File to write (default: <key>.identity in the current directory)
763 
        path: Option<PathBuf>,
764 
    },
765 
    /// Sign a host's challenge (hex, at least 16 bytes) to prove you hold your key; prints the signature as hex
766 
    SignChallenge {
767 
        /// The host's challenge, as hex
768 
        challenge: String,
769 
        /// Machine-readable output: one JSON document on stdout
770 
        #[arg(long)]
771 
        json: bool,
772 
    },
773 
    /// Move to a fresh key pair; the policy follows if it names your key
774 
    Rotate,
775 
    /// Re-issue your identity with a new expiry (in days from now; 0 = never)
776 
    Renew {
777 
        /// Days from now until it expires; 0 for never
778 
        #[arg(long)]
779 
        expires: u64,
780 
    },
781 
    /// Revoke a key: yours by default, or any key if you hold a policy root
782 
    Revoke {
783 
        /// KeyId prefix (default: your own key)
784 
        key: Option<String>,
785 
        /// Why, recorded in the revocation
786 
        #[arg(long, default_value = "")]
787 
        reason: String,
788 
    },
789 
    /// Keys allowed to sign or seal on your behalf
790 
    Delegate {
791 
        #[command(subcommand)]
792 
        cmd: DelegateCmd,
793 
    },
794 
}
795
796 
#[derive(Subcommand)]
797 
enum DelegateCmd {
798 
    /// Add a delegate from an exported identity file
799 
    Add {
800 
        /// The delegate's exported identity file
801 
        identity_file: PathBuf,
802 
    },
803 
    /// Remove a delegate by KeyId prefix
804 
    Remove {
805 
        /// KeyId prefix of the delegate
806 
        key: String,
807 
    },
808 
    /// List delegates
809 
    List,
810 
}
811
812 
#[derive(Subcommand)]
813 
enum GitCmd {
814 
    /// Export the current bookmark to a Git repository (created bare if absent)
815 
    Export {
816 
        /// Git repository to write to (created bare if absent)
817 
        git_dir: PathBuf,
818 
        /// Git branch to write (default: the bookmark name)
819 
        #[arg(long)]
820 
        branch: Option<String>,
821 
    },
822 
    /// Fetch a branch from a Git remote (path or URL) into the current bookmark
823 
    Fetch {
824 
        /// Git remote: a path or URL
825 
        url: String,
826 
        /// Branch to fetch
827 
        #[arg(long, default_value = "main")]
828 
        branch: String,
829 
    },
830 
    /// Push the current bookmark to a branch of a Git remote (fetch first)
831 
    Push {
832 
        /// Git remote: a path or URL
833 
        url: String,
834 
        /// Branch to push to
835 
        #[arg(long, default_value = "main")]
836 
        branch: String,
837 
    },
838 
    /// Check this repository's import of a Git branch: every commit's tree must be reproduced exactly
839 
    Verify {
840 
        /// The Git repository the import came from
841 
        git_dir: PathBuf,
842 
        /// Branch that was imported
843 
        #[arg(long, default_value = "main")]
844 
        branch: String,
845 
    },
846 
    /// Import a Git branch into a new Oxygen repository at DEST
847 
    Import {
848 
        /// Git repository to read
849 
        git_dir: PathBuf,
850 
        /// Directory for the new Oxygen repository
851 
        dest: PathBuf,
852 
        /// Branch to import
853 
        #[arg(long, default_value = "main")]
854 
        branch: String,
855 
    },
856 
}
857
858 
#[derive(Subcommand)]
859 
enum PolicyCmd {
860 
    /// Create the initial policy with your identity as the only root
861 
    Init,
862 
    /// Show the current policy
863 
    Show {
864 
        /// Machine-readable output: one JSON document on stdout
865 
        #[arg(long)]
866 
        json: bool,
867 
    },
868 
    /// Allow an identity (from `oxy identity export`) to update bookmarks
869 
    Grant {
870 
        /// The identity to grant, exported with `oxy identity export`
871 
        identity_file: PathBuf,
872 
        /// Reference pattern the grant applies to (default: every bookmark)
873 
        #[arg(long)]
874 
        pattern: Option<String>,
875 
        /// Where to write the proposal when more root signatures are needed
876 
        #[arg(long)]
877 
        out: Option<PathBuf>,
878 
    },
879 
    /// Revoke a key (KeyId prefix of an identity in the policy)
880 
    Revoke {
881 
        /// KeyId prefix of the identity
882 
        key: String,
883 
        /// Where to write the proposal when more root signatures are needed
884 
        #[arg(long)]
885 
        out: Option<PathBuf>,
886 
    },
887 
    /// Manage root keys and the signature threshold for policy updates
888 
    Root {
889 
        #[command(subcommand)]
890 
        cmd: RootCmd,
891 
    },
892 
    /// Add your root signature to a proposal file; applies it once the threshold is met
893 
    Sign {
894 
        /// The proposal file to sign
895 
        proposal: PathBuf,
896 
        /// Where to write the proposal if it still needs signatures (default: in place)
897 
        #[arg(long)]
898 
        out: Option<PathBuf>,
899 
    },
900 
}
901
902 
#[derive(Subcommand)]
903 
enum RootCmd {
904 
    /// Make an exported identity a root key
905 
    Add {
906 
        /// The identity to make a root, exported with `oxy identity export`
907 
        identity_file: PathBuf,
908 
        /// Where to write the proposal when more root signatures are needed
909 
        #[arg(long)]
910 
        out: Option<PathBuf>,
911 
    },
912 
    /// Remove a root key by KeyId prefix
913 
    Remove {
914 
        /// KeyId prefix of the root key
915 
        key: String,
916 
        /// Where to write the proposal when more root signatures are needed
917 
        #[arg(long)]
918 
        out: Option<PathBuf>,
919 
    },
920 
    /// Require this many root signatures on policy updates
921 
    Threshold {
922 
        /// Number of root signatures
923 
        n: u32,
924 
        /// Where to write the proposal when more root signatures are needed
925 
        #[arg(long)]
926 
        out: Option<PathBuf>,
927 
    },
928 
}
929
930 
/// Open the repository containing the current directory.
931 
fn open() -> Result<Repo> {
932 
    Repo::open(&std::env::current_dir()?).context("opening repository")
933 
}
934
935 
/// `oxy man`: every page into `dir`, or the top-level page on stdout.
936 
fn man(dir: Option<PathBuf>) -> Result<i32> {
937 
    use clap::CommandFactory;
938 
    let cmd = Cli::command();
939 
    match dir {
940 
        Some(dir) => {
941 
            std::fs::create_dir_all(&dir)?;
942 
            clap_mangen::generate_to(cmd, &dir)?;
943 
            let pages = std::fs::read_dir(&dir)?
944 
                .filter(|e| {
945 
                    e.as_ref()
946 
                        .is_ok_and(|e| e.path().extension().is_some_and(|x| x == "1"))
947 
                })
948 
                .count();
949 
            println!(
950 
                "{}",
951 
                ui::done(format!("Wrote {pages} man pages to {}", dir.display()))
952 
            );
953 
        }
954 
        None => clap_mangen::Man::new(cmd).render(&mut std::io::stdout())?,
955 
    }
956 
    Ok(0)
957 
}
958
959 
/// Parse arguments and run; returns the process exit code.
960 
pub fn run() -> Result<i32> {
961 
    let cli = Cli::parse();
962 
    ui::init(cli.plain);
963 
    match cli.cmd {
964 
        Cmd::Completions { shell } => {
965 
            use clap::CommandFactory;
966 
            clap_complete::generate(shell, &mut Cli::command(), "oxy", &mut std::io::stdout());
967 
            Ok(0)
968 
        }
969 
        Cmd::Man { dir } => man(dir),
970 
        Cmd::Init { path, bare } => workspace::init(path, bare),
971 
        Cmd::Status { json } => workspace::status(json),
972 
        Cmd::Prompt {
973 
            format,
974 
            glyphs,
975 
            color,
976 
        } => workspace::prompt(&format, glyphs, color.as_deref()),
977 
        Cmd::Commit {
978 
            message,
979 
            file,
980 
            depends_on,
981 
            paths,
982 
            interactive,
983 
            hunks,
984 
        } => {
985 
            let message = match (message, file) {
986 
                (Some(m), _) => m,
987 
                (None, Some(f)) if f.as_os_str() == "-" => {
988 
                    let mut s = String::new();
989 
                    std::io::Read::read_to_string(&mut std::io::stdin(), &mut s)?;
990 
                    s
991 
                }
992 
                (None, Some(f)) => std::fs::read_to_string(&f).map_err(|e| {
993 
                    anyhow::anyhow!("reading the message from {}: {e}", f.display())
994 
                })?,
995 
                (None, None) => anyhow::bail!("a commit message is required (-m or -F)"),
996 
            };
997 
            workspace::commit(&message, &depends_on, &paths, interactive, &hunks)
998 
        }
999 
        Cmd::Cat { path, change } => workspace::cat(&path, change.as_deref()),
1000 
        Cmd::Root { json } => workspace::root(json),
1001 
        Cmd::Version { json } => workspace::version(json),
1002 
        Cmd::Discard { paths, hunks } => workspace::discard(&paths, &hunks),
1003 
        Cmd::Hunks { json } => workspace::hunks(json),
1004 
        Cmd::Squash { change, into } => workspace::squash(&change, &into),
1005 
        Cmd::Rebase { change, onto } => workspace::rebase(&change, &onto),
1006 
        Cmd::Blame { path, json } => workspace::blame(&path, json),
1007 
        Cmd::Bisect { cmd } => match cmd {
1008 
            BisectCmd::Start => workspace::bisect_start(),
1009 
            BisectCmd::Good { changes } => workspace::bisect_mark(Some(true), &changes),
1010 
            BisectCmd::Bad { changes } => workspace::bisect_mark(Some(false), &changes),
1011 
            BisectCmd::Skip => workspace::bisect_mark(None, &[]),
1012 
            BisectCmd::Run { command } => workspace::bisect_run(&command),
1013 
            BisectCmd::Status { json } => workspace::bisect_status(json),
1014 
            BisectCmd::Reset => workspace::bisect_reset(),
1015 
        },
1016 
        Cmd::Log {
1017 
            limit,
1018 
            verbose,
1019 
            path,
1020 
            lines,
1021 
            json,
1022 
        } => workspace::log(limit, verbose, path.as_deref(), lines.as_deref(), json),
1023 
        Cmd::Diff { change, json } => workspace::diff(change.as_deref(), json),
1024 
        Cmd::Describe {
1025 
            message,
1026 
            change,
1027 
            json,
1028 
        } => match message {
1029 
            Some(m) => workspace::describe(&m, change.as_deref()),
1030 
            None if change.is_some() => {
1031 
                anyhow::bail!(
1032 
                    "naming works on the working copy; to change a head's message pass -m"
1033 
                )
1034 
            }
1035 
            None => workspace::describe_name(json),
1036 
        },
1037 
        Cmd::Amend { message, into } => workspace::amend(message.as_deref(), into.as_deref()),
1038 
        Cmd::Split { change, paths } => workspace::split(&change, &paths),
1039 
        Cmd::Abandon { change } => workspace::abandon(&change),
1040 
        Cmd::Show { change, json } => workspace::show(&change, json),
1041 
        Cmd::Checkout {
1042 
            changes,
1043 
            discard,
1044 
            carry,
1045 
        } => workspace::checkout(&changes, discard, carry),
1046 
        Cmd::Resolve { json } => workspace::resolve(json),
1047 
        Cmd::Undo => workspace::undo(),
1048 
        Cmd::Gc { now } => workspace::gc(now),
1049 
        Cmd::Fsck { json } => workspace::fsck(json),
1050 
        Cmd::Doctor { offline, json } => workspace::doctor(offline, json),
1051 
        Cmd::Checkpoint => workspace::checkpoint(),
1052 
        Cmd::Op {
1053 
            cmd: OpCmd::Log { json },
1054 
        } => workspace::op_log(json),
1055 
        Cmd::Clone {
1056 
            url,
1057 
            dest,
1058 
            max_blob,
1059 
            sparse,
1060 
            depth,
1061 
            recursive,
1062 
        } => sync::clone(&url, dest, max_blob.as_deref(), &sparse, depth, recursive),
1063 
        Cmd::Deepen { depth, remote } => sync::deepen(&remote, depth),
1064 
        Cmd::Sparse { paths } => workspace::sparse(&paths),
1065 
        Cmd::Lock { path } => workspace::lock(&path),
1066 
        Cmd::Unlock { path } => workspace::unlock(&path),
1067 
        Cmd::Workspace { cmd } => match cmd {
1068 
            WorkspaceCmd::Add { path, changes } => workspace::workspace_add(&path, &changes),
1069 
            WorkspaceCmd::List { json } => workspace::workspace_list(json),
1070 
            WorkspaceCmd::Forget { workspace } => workspace::workspace_forget(&workspace),
1071 
        },
1072 
        Cmd::Bookmark { cmd } => match cmd {
1073 
            BookmarkCmd::Create {
1074 
                name,
1075 
                changes,
1076 
                upto,
1077 
                only,
1078 
            } => workspace::bookmark_create(&name, &changes, upto, only),
1079 
            BookmarkCmd::Set { name, changes } => workspace::bookmark_set(&name, &changes),
1080 
            BookmarkCmd::Delete { name } => workspace::bookmark_delete(&name),
1081 
            BookmarkCmd::List { all, json } => workspace::bookmark_list(all, json),
1082 
            BookmarkCmd::Switch {
1083 
                name,
1084 
                discard,
1085 
                carry,
1086 
            } => workspace::bookmark_switch(&name, discard, carry),
1087 
        },
1088 
        Cmd::Merge { bookmark } => workspace::merge(&bookmark),
1089 
        Cmd::Auth { cmd } => match cmd {
1090 
            AuthCmd::Login {
1091 
                hub,
1092 
                with_token,
1093 
                ca,
1094 
            } => auth::login(hub.as_deref(), with_token, ca),
1095 
            AuthCmd::Status => auth::status(),
1096 
            AuthCmd::Logout { hub } => auth::logout(hub.as_deref()),
1097 
        },
1098 
        Cmd::Submodule { cmd } => match cmd {
1099 
            SubmoduleCmd::Add {
1100 
                url,
1101 
                path,
1102 
                bookmark,
1103 
            } => sync::submodule_add(&url, &path, bookmark.as_deref()),
1104 
            SubmoduleCmd::Update { init, paths } => sync::submodule_update(init, &paths),
1105 
            SubmoduleCmd::Status { json } => sync::submodule_status(json),
1106 
            SubmoduleCmd::Remove { path } => sync::submodule_remove(&path),
1107 
        },
1108 
        Cmd::Receipt { cmd } => match cmd {
1109 
            ReceiptCmd::List { rev, json } => receipt::list(rev.as_deref(), json),
1110 
            ReceiptCmd::Show {
1111 
                receipt: r,
1112 
                rev,
1113 
                json,
1114 
            } => receipt::show(&r, rev.as_deref(), json),
1115 
            ReceiptCmd::Export {
1116 
                receipt: r,
1117 
                file,
1118 
                rev,
1119 
            } => receipt::export(&r, &file, rev.as_deref()),
1120 
            ReceiptCmd::Verify { file, json } => receipt::verify(&file, json),
1121 
            ReceiptCmd::Import { file } => receipt::import(&file),
1122 
        },
1123 
        Cmd::Tag { cmd } => match cmd {
1124 
            TagCmd::Create {
1125 
                name,
1126 
                changes,
1127 
                message,
1128 
            } => workspace::tag_create(&name, &changes, &message),
1129 
            TagCmd::List { json } => workspace::tag_list(json),
1130 
        },
1131 
        Cmd::Remote { cmd } => match cmd {
1132 
            RemoteCmd::Add { name, url } => sync::remote_add(&name, &url),
1133 
            RemoteCmd::Remove { name } => sync::remote_remove(&name),
1134 
            RemoteCmd::List { json } => sync::remote_list(json),
1135 
        },
1136 
        Cmd::Fetch { remote, json } => sync::fetch(remote.as_deref(), json),
1137 
        Cmd::Pull { remote, json } => sync::pull(remote.as_deref(), json),
1138 
        Cmd::Push {
1139 
            remote,
1140 
            force,
1141 
            bookmark,
1142 
            delete,
1143 
            json,
1144 
        } => match delete {
1145 
            Some(name) => sync::push_delete(remote.as_deref(), &name, json),
1146 
            None => sync::push(remote.as_deref(), force, bookmark.as_deref(), json),
1147 
        },
1148 
        Cmd::Serve {
1149 
            root,
1150 
            bind,
1151 
            tokens,
1152 
            tls_cert,
1153 
            tls_key,
1154 
        } => sync::serve(root, &bind, tokens, tls_cert.zip(tls_key)),
1155 
        Cmd::Identity { cmd } => match cmd {
1156 
            IdentityCmd::Create {
1157 
                name,
1158 
                email,
1159 
                local,
1160 
                expires,
1161 
            } => identity::create(name, email, local, expires),
1162 
            IdentityCmd::Show => identity::show(),
1163 
            IdentityCmd::Export { path } => identity::export(path),
1164 
            IdentityCmd::SignChallenge { challenge, json } => {
1165 
                identity::sign_challenge(&challenge, json)
1166 
            }
1167 
            IdentityCmd::Rotate => identity::rotate(),
1168 
            IdentityCmd::Renew { expires } => identity::renew(expires),
1169 
            IdentityCmd::Revoke { key, reason } => identity::revoke(key.as_deref(), &reason),
1170 
            IdentityCmd::Delegate { cmd } => match cmd {
1171 
                DelegateCmd::Add { identity_file } => identity::delegate_add(&identity_file),
1172 
                DelegateCmd::Remove { key } => identity::delegate_remove(&key),
1173 
                DelegateCmd::List => identity::delegate_list(),
1174 
            },
1175 
        },
1176 
        Cmd::Git {
1177 
            cmd: GitCmd::Export { git_dir, branch },
1178 
        } => sync::git_export(&git_dir, branch.as_deref()),
1179 
        Cmd::Git {
1180 
            cmd: GitCmd::Fetch { url, branch },
1181 
        } => sync::git_fetch(&url, &branch),
1182 
        Cmd::Git {
1183 
            cmd: GitCmd::Push { url, branch },
1184 
        } => sync::git_push(&url, &branch),
1185 
        Cmd::Git {
1186 
            cmd:
1187 
                GitCmd::Import {
1188 
                    git_dir,
1189 
                    dest,
1190 
                    branch,
1191 
                },
1192 
        } => sync::git_import(&git_dir, &dest, &branch),
1193 
        Cmd::Git {
1194 
            cmd: GitCmd::Verify { git_dir, branch },
1195 
        } => sync::git_verify(&git_dir, &branch),
1196 
        Cmd::Policy { cmd } => match cmd {
1197 
            PolicyCmd::Init => identity::policy_init(),
1198 
            PolicyCmd::Show { json } => identity::policy_show(json),
1199 
            PolicyCmd::Grant {
1200 
                identity_file,
1201 
                pattern,
1202 
                out,
1203 
            } => identity::policy_grant(&identity_file, pattern.as_deref(), out),
1204 
            PolicyCmd::Revoke { key, out } => identity::policy_revoke(&key, out),
1205 
            PolicyCmd::Root { cmd } => match cmd {
1206 
                RootCmd::Add { identity_file, out } => {
1207 
                    identity::policy_root_add(&identity_file, out)
1208 
                }
1209 
                RootCmd::Remove { key, out } => identity::policy_root_remove(&key, out),
1210 
                RootCmd::Threshold { n, out } => identity::policy_threshold(n, out),
1211 
            },
1212 
            PolicyCmd::Sign { proposal, out } => identity::policy_sign(&proposal, out),
1213 
        },
1214 
        Cmd::Seal {
1215 
            changes,
1216 
            proposal: Some(url),
1217 
            json,
1218 
        } if changes.is_empty() => proposal::seal(&url, json),
1219 
        Cmd::Seal { changes, json, .. } => identity::seal(&changes, json),
1220 
        Cmd::Proposal { cmd } => match cmd {
1221 
            ProposalCmd::Show { url, json } => proposal::show(&url, json),
1222 
            ProposalCmd::Land { url, force } => proposal::land(&url, force),
1223 
        },
1224 
        Cmd::Verify { change, json } => identity::verify(change.as_deref(), json),
1225 
        Cmd::Config { key, value, user } => identity::config(&key, &value, user),
1226 
    }
1227 
}
1228
1229 
#[cfg(test)]
1230 
mod help_tests {
1231 
    use super::Cli;
1232 
    use clap::CommandFactory;
1233
1234 
    /// Every command and every argument explains itself, so `--help`,
1235 
    /// completions and the man pages are complete.
1236 
    #[test]
1237 
    fn every_command_and_argument_has_help() {
1238 
        fn walk(cmd: &clap::Command, path: &str, missing: &mut Vec<String>) {
1239 
            let here = format!("{path} {}", cmd.get_name()).trim().to_string();
1240 
            if cmd.get_about().is_none() && path != "" {
1241 
                missing.push(format!("{here} (command)"));
1242 
            }
1243 
            for a in cmd.get_arguments() {
1244 
                let id = a.get_id().as_str();
1245 
                if id == "help" || id == "version" || a.is_global_set() && path != "" {
1246 
                    continue;
1247 
                }
1248 
                if a.get_help().is_none() && a.get_long_help().is_none() {
1249 
                    missing.push(format!("{here} {id}"));
1250 
                }
1251 
            }
1252 
            for sub in cmd.get_subcommands() {
1253 
                walk(sub, &here, missing);
1254 
            }
1255 
        }
1256 
        let mut missing = Vec::new();
1257 
        walk(&Cli::command(), "", &mut missing);
1258 
        assert!(
1259 
            missing.is_empty(),
1260 
            "{} without help:\n{}",
1261 
            missing.len(),
1262 
            missing.join("\n")
1263 
        );
1264 
    }
1265 
}