66 lines
1.3 KiB
Rust
66 lines
1.3 KiB
Rust
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use std::{fmt, io, string};
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#[derive(Debug)]
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pub enum Msg {
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Owned(String),
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Static(&'static str),
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}
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impl From<&'static str> for Msg {
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fn from(value: &'static str) -> Self {
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Self::Static(value)
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}
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}
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impl From<String> for Msg {
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fn from(value: String) -> Self {
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Self::Owned(value)
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}
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}
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impl fmt::Display for Msg {
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fn fmt(&self, f: &mut fmt::Formatter<'_>) -> fmt::Result {
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write!(
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f,
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"{}",
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match *self {
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Self::Owned(ref s) => s.as_str(),
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Self::Static(s) => s,
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}
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)
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}
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}
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#[derive(Debug)]
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pub enum Error {
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Command(Msg),
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Parse(Msg),
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}
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impl From<io::Error> for Error {
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fn from(value: io::Error) -> Self {
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Self::Command(Msg::Owned(value.to_string()))
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}
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}
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impl From<string::FromUtf8Error> for Error {
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fn from(value: string::FromUtf8Error) -> Self {
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Self::Parse(Msg::Owned(value.to_string()))
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}
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}
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impl fmt::Display for Error {
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fn fmt(&self, f: &mut fmt::Formatter<'_>) -> fmt::Result {
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write!(
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f,
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"{}",
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match *self {
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Self::Command(ref msg) => format!("command failed: {msg}"),
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Self::Parse(ref msg) => format!("parsing command output failed: {msg}"),
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}
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)
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}
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}
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impl std::error::Error for Error {}
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