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use std::convert::From;
use std::io;
use super::AppErrorKind;
#[derive(Clone, Debug)]
pub struct AppError {
_kind: AppErrorKind,
_cause: String,
}
impl AppError {
pub fn new(_kind: AppErrorKind, _cause: String) -> Self {
Self { _kind, _cause }
}
pub fn error(cause: impl ToString) -> Self {
Self::new(AppErrorKind::UnknownError, cause.to_string())
}
pub fn fail<T>(cause: impl ToString) -> Result<T, AppError> {
Err(Self::error(cause))
}
#[allow(dead_code)]
pub fn kind(&self) -> &AppErrorKind {
&self._kind
}
}
impl std::fmt::Display for AppError {
fn fmt(&self, f: &mut std::fmt::Formatter) -> std::fmt::Result {
write!(f, "{}", self._cause)
}
}
impl From<io::Error> for AppError {
fn from(err: io::Error) -> Self {
let cause = err.to_string();
Self {
_kind: AppErrorKind::from(err.kind()),
_cause: cause,
}
}
}
impl From<globset::Error> for AppError {
fn from(err: globset::Error) -> Self {
let cause = err.to_string();
Self {
_kind: AppErrorKind::from(err.kind()),
_cause: cause,
}
}
}
impl From<regex::Error> for AppError {
fn from(err: regex::Error) -> Self {
let cause = err.to_string();
Self {
_kind: AppErrorKind::Regex,
_cause: cause,
}
}
}
impl From<std::env::VarError> for AppError {
fn from(err: std::env::VarError) -> Self {
let cause = err.to_string();
Self {
_kind: AppErrorKind::from(err),
_cause: cause,
}
}
}
impl From<toml::de::Error> for AppError {
fn from(err: toml::de::Error) -> Self {
let cause = err.to_string();
Self {
_kind: AppErrorKind::from(err),
_cause: cause,
}
}
}
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