rust/rhg/src/commands/cat.rs
changeset 48072 d919b0ca8449
parent 46744 b1f2c2b336ec
child 48073 1e00834491a5
equal deleted inserted replaced
48071:adb367f0e9a2 48072:d919b0ca8449
    54             .map_err(|_| CommandError::abort(""))?;
    54             .map_err(|_| CommandError::abort(""))?;
    55         let hg_file = HgPathBuf::try_from(stripped.to_path_buf())
    55         let hg_file = HgPathBuf::try_from(stripped.to_path_buf())
    56             .map_err(|e| CommandError::abort(e.to_string()))?;
    56             .map_err(|e| CommandError::abort(e.to_string()))?;
    57         files.push(hg_file);
    57         files.push(hg_file);
    58     }
    58     }
       
    59     // TODO probably move this to a util function like `repo.default_rev` or
       
    60     // something when it's used somewhere else
       
    61     let rev = match rev {
       
    62         Some(r) => r.to_string(),
       
    63         None => format!("{:x}", repo.dirstate_parents()?.p1),
       
    64     };
    59 
    65 
    60     match rev {
    66     let output = cat(&repo, &rev, &files).map_err(|e| (e, rev.as_str()))?;
    61         Some(rev) => {
    67     invocation.ui.write_stdout(&output.concatenated)?;
    62             let output = cat(&repo, rev, &files).map_err(|e| (e, rev))?;
    68     if !output.missing.is_empty() {
    63             invocation.ui.write_stdout(&output.concatenated)?;
    69         let short = format!("{:x}", output.node.short()).into_bytes();
    64             if !output.missing.is_empty() {
    70         for path in &output.missing {
    65                 let short = format!("{:x}", output.node.short()).into_bytes();
    71             invocation.ui.write_stderr(&format_bytes!(
    66                 for path in &output.missing {
    72                 b"{}: no such file in rev {}\n",
    67                     invocation.ui.write_stderr(&format_bytes!(
    73                 path.as_bytes(),
    68                         b"{}: no such file in rev {}\n",
    74                 short
    69                         path.as_bytes(),
    75             ))?;
    70                         short
       
    71                     ))?;
       
    72                 }
       
    73             }
       
    74             if output.found_any {
       
    75                 Ok(())
       
    76             } else {
       
    77                 Err(CommandError::Unsuccessful)
       
    78             }
       
    79         }
    76         }
    80         None => Err(CommandError::unsupported(
    77     }
    81             "`rhg cat` without `--rev` / `-r`",
    78     if output.found_any {
    82         )),
    79         Ok(())
       
    80     } else {
       
    81         Err(CommandError::Unsuccessful)
    83     }
    82     }
    84 }
    83 }