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use crate::exitcode;
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use crate::ui::UiError;
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use std::convert::From;
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/// The kind of command error
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#[derive(Debug, PartialEq)]
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pub enum CommandErrorKind {
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/// The root of the repository cannot be found
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RootNotFound,
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/// The current directory cannot be found
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CurrentDirNotFound,
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/// The standard output stream cannot be written to
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StdoutError,
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/// The standard error stream cannot be written to
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StderrError,
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}
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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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}
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/// The error type for the Command trait
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#[derive(Debug, PartialEq)]
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pub struct CommandError {
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pub kind: CommandErrorKind,
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}
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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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}
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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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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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}
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}
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