42 lines
817 B
Rust
42 lines
817 B
Rust
use core::result;
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use std::error::Error as StdError;
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pub type IoResult<T> = result::Result<T, std::io::Error>;
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pub type Result<T> = result::Result<T, Error>;
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#[derive(Debug)]
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pub struct Error(String);
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impl Error {
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pub fn new(msg: &str) -> Error {
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Error(msg.to_owned())
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}
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}
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impl std::fmt::Display for Error {
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fn fmt(&self, f: &mut std::fmt::Formatter) -> std::fmt::Result {
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f.write_str(&self.0)
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}
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}
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impl std::error::Error for Error {
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fn description(&self) -> &str {
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&self.0
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}
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}
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impl From<std::io::Error> for Error {
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fn from(value: std::io::Error) -> Self {
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Error::new(value.description())
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}
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}
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/*
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impl From<std::option::NoneError> for Error {
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fn from(value: std::option::NoneError) -> Self {
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Error::new(value.description())
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}
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}
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*/ |