upstream/mercurial-mirror Files · rust/rhg/src/commands/root.rs

rust: Use the DisplayBytes trait in config printing...

rust: Use the DisplayBytes trait in config printing This is similar to `std::fmt::Display`, but for arbitrary bytes instead of Unicode. Writing to an abstract output stream helps avoid allocating intermediate `Vec<u8>` buffers. Differential Revision: https://phab.mercurial-scm.org/D9966

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             root.rs
        
                    30 lines
            
             | 724 B
            
                | application/rls-services+xml
            
             |
                RustLexer
            
             / rust / rhg / src / commands / root.rs
          
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      use crate::commands::Command;

      use crate::error::CommandError;

      use crate::ui::Ui;

      use format_bytes::format_bytes;

      use hg::config::Config;

      use hg::repo::Repo;

      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 struct RootCommand {}

      impl RootCommand {

          pub fn new() -> Self {

              RootCommand {}

          }

      }

      impl Command for RootCommand {

          fn run(&self, ui: &Ui, config: &Config) -> Result<(), CommandError> {

              let repo = Repo::find(config)?;

              let bytes = get_bytes_from_path(repo.working_directory_path());

              ui.write_stdout(&format_bytes!(b"{}\n", bytes.as_slice()))?;

              Ok(())

          }

      }

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				use crate::commands::Command;
				use crate::error::CommandError;
				use crate::ui::Ui;
				use format_bytes::format_bytes;
				use hg::config::Config;
				use hg::repo::Repo;
				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 struct RootCommand {}

				impl RootCommand {
				pub fn new() -> Self {
				RootCommand {}
				}
				}

				impl Command for RootCommand {
				fn run(&self, ui: &Ui, config: &Config) -> Result<(), CommandError> {
				let repo = Repo::find(config)?;
				let bytes = get_bytes_from_path(repo.working_directory_path());
				ui.write_stdout(&format_bytes!(b"{}\n", bytes.as_slice()))?;
				Ok(())
				}
				}