rhg: Move `Repo` object creation into `main()`
? rather than in each sub-command that needs a local repository.
This will allow accessing e.g. `.hg/blackbox.log` before dispatching
to sub-commands.
Differential Revision: https://phab.mercurial-scm.org/D10004
use crate::error::CommandError;
use format_bytes::format_bytes;
use hg::utils::files::get_bytes_from_path;
pub const HELP_TEXT: &str = "
Print the root directory of the current repository.
Returns 0 on success.
";
pub fn args() -> clap::App<'static, 'static> {
clap::SubCommand::with_name("root").about(HELP_TEXT)
}
pub fn run(invocation: &crate::CliInvocation) -> Result<(), CommandError> {
let repo = invocation.repo?;
let bytes = get_bytes_from_path(repo.working_directory_path());
invocation
.ui
.write_stdout(&format_bytes!(b"{}\n", bytes.as_slice()))?;
Ok(())
}