51 lines
1.2 KiB
Rust
51 lines
1.2 KiB
Rust
use config::ConfigError;
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use redis::RedisError;
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use std::error::Error;
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use std::{fmt, io};
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pub type LJResult<T> = Result<T, Box<dyn std::error::Error>>;
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#[derive(Debug)]
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pub enum LJError {
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Config(ConfigError),
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RedisConnect(RedisError),
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HeliosDeviceMissing,
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BadEDH,
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EtherdreamConnectError(io::Error),
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}
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impl fmt::Display for LJError {
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fn fmt(&self, f: &mut fmt::Formatter<'_>) -> fmt::Result {
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use LJError::*;
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match self {
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Config(err) => {
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write!(f, "unable to load config file: {err}")
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}
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RedisConnect(err) => {
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write!(f, "unable to connect to redis server: {err}")
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}
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HeliosDeviceMissing => {
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write!(f, "helios device not found")
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}
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BadEDH => {
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write!(f, "EDH matrix is not a 3x3 matrix")
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}
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EtherdreamConnectError(err) => {
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write!(f, "Failed to retrieve Etherdream device: {err}")
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}
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}
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}
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}
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impl Error for LJError {
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fn source(&self) -> Option<&(dyn Error + 'static)> {
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use LJError::*;
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match self {
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RedisConnect(err) => Some(err),
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_ => None,
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}
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}
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}
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