| author | Antoine Cezar <antoine.cezar@octobus.net> |
| Mon, 20 Jul 2020 18:14:52 +0200 | |
| changeset 45361 | 47997afadf08 |
| parent 45360 | 227281e76c22 |
| child 45363 | 5dbf875b3275 |
| permissions | -rw-r--r-- |
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513b3ef277a3
rhg: add RootCommand using hg-core FindRoot operation to prepare `hg root`
Antoine Cezar <antoine.cezar@octobus.net>
parents:
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1 |
use crate::exitcode; |
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parents:
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2 |
use crate::ui::UiError; |
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3 |
use hg::utils::files::get_bytes_from_path; |
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4 |
use std::convert::From; |
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use std::path::PathBuf; |
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6 |
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parents:
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7 |
/// The kind of command error |
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8 |
#[derive(Debug)] |
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9 |
pub enum CommandErrorKind { |
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10 |
/// The root of the repository cannot be found |
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11 |
RootNotFound(PathBuf), |
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12 |
/// The current directory cannot be found |
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13 |
CurrentDirNotFound(std::io::Error), |
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/// The standard output stream cannot be written to |
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15 |
StdoutError, |
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/// The standard error stream cannot be written to |
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17 |
StderrError, |
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18 |
} |
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19 |
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20 |
impl CommandErrorKind { |
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pub fn get_exit_code(&self) -> exitcode::ExitCode { |
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match self { |
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CommandErrorKind::RootNotFound(_) => exitcode::ABORT, |
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CommandErrorKind::CurrentDirNotFound(_) => exitcode::ABORT, |
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CommandErrorKind::StdoutError => exitcode::ABORT, |
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CommandErrorKind::StderrError => exitcode::ABORT, |
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} |
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} |
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29 |
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/// Return the message corresponding to the error kind if any |
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pub fn get_error_message_bytes(&self) -> Option<Vec<u8>> { |
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match self { |
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// TODO use formating macro |
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CommandErrorKind::RootNotFound(path) => { |
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let bytes = get_bytes_from_path(path); |
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Some( |
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[ |
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b"abort: no repository found in '", |
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bytes.as_slice(), |
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b"' (.hg not found)!\n", |
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] |
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.concat(), |
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43 |
) |
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44 |
} |
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// TODO use formating macro |
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CommandErrorKind::CurrentDirNotFound(e) => Some( |
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[ |
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b"abort: error getting current working directory: ", |
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e.to_string().as_bytes(), |
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b"\n", |
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] |
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.concat(), |
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), |
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_ => None, |
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} |
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} |
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} |
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58 |
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/// The error type for the Command trait |
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#[derive(Debug)] |
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61 |
pub struct CommandError { |
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pub kind: CommandErrorKind, |
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63 |
} |
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64 |
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65 |
impl CommandError { |
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/// Exist the process with the corresponding exit code. |
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pub fn exit(&self) -> () { |
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std::process::exit(self.kind.get_exit_code()) |
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} |
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70 |
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/// Return the message corresponding to the command error if any |
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pub fn get_error_message_bytes(&self) -> Option<Vec<u8>> { |
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self.kind.get_error_message_bytes() |
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} |
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} |
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76 |
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impl From<CommandErrorKind> for CommandError { |
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fn from(kind: CommandErrorKind) -> Self { |
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CommandError { kind } |
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} |
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} |
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82 |
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83 |
impl From<UiError> for CommandError { |
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fn from(error: UiError) -> Self { |
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CommandError { |
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kind: match error { |
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UiError::StdoutError(_) => CommandErrorKind::StdoutError, |
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UiError::StderrError(_) => CommandErrorKind::StderrError, |
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}, |
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} |
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91 |
} |
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92 |
} |