Mercurial > hg
view rust/rhg/src/commands/root.rs @ 50427:98fc949bec14
rhg: support `status --print0`
This seems very easy to support, and useful because it makes it possible
to parse the [hg status] output even if the user creates files
with '\n' characters by accident.
author | Arseniy Alekseyev <aalekseyev@janestreet.com> |
---|---|
date | Thu, 06 Apr 2023 11:41:51 +0100 |
parents | 37bc3edef76f |
children | 532e74ad3ff6 |
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use crate::error::CommandError; use format_bytes::format_bytes; use hg::errors::{IoErrorContext, IoResultExt}; 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::Command { clap::command!("root").about(HELP_TEXT) } pub fn run(invocation: &crate::CliInvocation) -> Result<(), CommandError> { let repo = invocation.repo?; let working_directory = repo.working_directory_path(); let working_directory = std::fs::canonicalize(working_directory) .with_context(|| { IoErrorContext::CanonicalizingPath(working_directory.to_owned()) })?; let bytes = get_bytes_from_path(&working_directory); invocation .ui .write_stdout(&format_bytes!(b"{}\n", bytes.as_slice()))?; Ok(()) }