comparison rust/rhg/src/error.rs @ 45924:a2eda1ff22aa

requirements: move loading to hg-core and add parsing

No functional change, checking comes later.

Differential Revision: https://phab.mercurial-scm.org/D9398

45923:ead435aa5294

use crate::exitcode;
use crate::ui::UiError;
use hg::operations::{FindRootError, FindRootErrorKind};
use hg::utils::files::get_bytes_from_path;
use std::convert::From;
use std::path::PathBuf;

/// The kind of command error

pub enum CommandErrorKind {
    /// The root of the repository cannot be found
    RootNotFound(PathBuf),
    /// The current directory cannot be found
    CurrentDirNotFound(std::io::Error),
    /// Error while reading or writing a file
    // TODO: add the file name/path?
    FileError(std::io::Error),
    /// The standard output stream cannot be written to
    StdoutError,
    /// The standard error stream cannot be written to
    StderrError,
    /// The command aborted

impl CommandErrorKind {
    pub fn get_exit_code(&self) -> exitcode::ExitCode {
        match self {
            CommandErrorKind::RootNotFound(_) => exitcode::ABORT,
            CommandErrorKind::CurrentDirNotFound(_) => exitcode::ABORT,
            CommandErrorKind::FileError(_) => exitcode::ABORT,
            CommandErrorKind::StdoutError => exitcode::ABORT,
            CommandErrorKind::StderrError => exitcode::ABORT,
            CommandErrorKind::Abort(_) => exitcode::ABORT,
            CommandErrorKind::Unimplemented => exitcode::UNIMPLEMENTED_COMMAND,
        }

                    b"abort: error getting current working directory: ",
                    e.to_string().as_bytes(),
                    b"\n",
                ]
                .concat(),
            ),
            CommandErrorKind::Abort(message) => message.to_owned(),
            _ => None,
        }
    }

                kind: CommandErrorKind::CurrentDirNotFound(e),
            },
        }
    }
}

45924:a2eda1ff22aa

use crate::exitcode;
use crate::ui::UiError;
use hg::operations::{FindRootError, FindRootErrorKind};
use hg::requirements::RequirementsError;
use hg::utils::files::get_bytes_from_path;
use std::convert::From;
use std::path::PathBuf;

/// The kind of command error

pub enum CommandErrorKind {
    /// The root of the repository cannot be found
    RootNotFound(PathBuf),
    /// The current directory cannot be found
    CurrentDirNotFound(std::io::Error),
    /// `.hg/requires`
    RequirementsError(RequirementsError),
    /// The standard output stream cannot be written to
    StdoutError,
    /// The standard error stream cannot be written to
    StderrError,
    /// The command aborted

impl CommandErrorKind {
    pub fn get_exit_code(&self) -> exitcode::ExitCode {
        match self {
            CommandErrorKind::RootNotFound(_) => exitcode::ABORT,
            CommandErrorKind::CurrentDirNotFound(_) => exitcode::ABORT,
            CommandErrorKind::RequirementsError(_) => exitcode::ABORT,
            CommandErrorKind::StdoutError => exitcode::ABORT,
            CommandErrorKind::StderrError => exitcode::ABORT,
            CommandErrorKind::Abort(_) => exitcode::ABORT,
            CommandErrorKind::Unimplemented => exitcode::UNIMPLEMENTED_COMMAND,
        }

                    b"abort: error getting current working directory: ",
                    e.to_string().as_bytes(),
                    b"\n",
                ]
                .concat(),
            ),
            CommandErrorKind::RequirementsError(
                RequirementsError::Corrupted,
            ) => Some(
                "abort: .hg/requires is corrupted\n".as_bytes().to_owned(),
            ),
            CommandErrorKind::Abort(message) => message.to_owned(),
            _ => None,
        }
    }

                kind: CommandErrorKind::CurrentDirNotFound(e),
            },
        }
    }
}

impl From<RequirementsError> for CommandError {
    fn from(err: RequirementsError) -> Self {
        CommandError {
            kind: CommandErrorKind::RequirementsError(err),
        }
    }
}