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annotate rust/rhg/src/commands/root.rs @ 46557:a25033eb43b5

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rhg: add limited support for the `config` sub-command Only with one argument and no flag. This is mostly for testing. Differential Revision: https://phab.mercurial-scm.org/D9972
author Simon Sapin <simon.sapin@octobus.net>
date Mon, 08 Feb 2021 23:41:58 +0100
parents d8730ff51d5a
children 80840b651721
Ignore whitespace changes - Everywhere: Within whitespace: At end of lines:
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5dbf875b3275 rhg: simplify `FindRootError` handling
Antoine Cezar <antoine.cezar@octobus.net>
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1 use crate::error::CommandError;
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2 use crate::ui::Ui;
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184e46550dc8 rhg: replace command structs with functions
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3 use clap::ArgMatches;
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fada33872b5b rhg: use `format_bytes!` for error messages
Rapha?l Gom?s <rgomes@octobus.net>
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4 use format_bytes::format_bytes;
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a6e4e4650bac rhg: Parse system and user configuration at program start
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5 use hg::config::Config;
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8a4914397d02 rust: introduce Repo and Vfs types for filesystem abstraction
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6 use hg::repo::Repo;
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7 use hg::utils::files::get_bytes_from_path;
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8 use std::path::Path;
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10 pub const HELP_TEXT: &str = "
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11 Print the root directory of the current repository.
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12
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13 Returns 0 on success.
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14 ";
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1ecaf09d9964 rhg: Move subcommand CLI arguments definitions to respective modules
Simon Sapin <simon.sapin@octobus.net>
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16 pub fn args() -> clap::App<'static, 'static> {
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17 clap::SubCommand::with_name("root").about(HELP_TEXT)
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18 }
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19
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20 pub fn run(
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21 ui: &Ui,
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22 config: &Config,
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23 repo_path: Option<&Path>,
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24 _args: &ArgMatches,
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25 ) -> Result<(), CommandError> {
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26 let repo = Repo::find(config, repo_path)?;
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27 let bytes = get_bytes_from_path(repo.working_directory_path());
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28 ui.write_stdout(&format_bytes!(b"{}\n", bytes.as_slice()))?;
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29 Ok(())
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30 }