the-algorithm/navi/segdense/src/error.rs

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Rust
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use std::fmt::Display;
/**
* Custom error
*/
#[derive(Debug)]
pub enum SegDenseError {
IoError(std::io::Error),
Json(serde_json::Error),
JsonMissingRoot,
JsonMissingObject,
JsonMissingArray,
JsonArraySize,
JsonMissingInputFeature,
}
impl Display for SegDenseError {
fn fmt(&self, f: &mut std::fmt::Formatter<'_>) -> std::fmt::Result {
match self {
SegDenseError::IoError(io_error) => write!(f, "{}", io_error),
SegDenseError::Json(serde_json) => write!(f, "{}", serde_json),
SegDenseError::JsonMissingRoot => {
write!(f, "{}", "SegDense JSON: Root Node note found!")
}
SegDenseError::JsonMissingObject => {
write!(f, "{}", "SegDense JSON: Object note found!")
}
SegDenseError::JsonMissingArray => {
write!(f, "{}", "SegDense JSON: Array Node note found!")
}
SegDenseError::JsonArraySize => {
write!(f, "{}", "SegDense JSON: Array size not as expected!")
}
SegDenseError::JsonMissingInputFeature => {
write!(f, "{}", "SegDense JSON: Missing input feature!")
}
}
}
}
impl std::error::Error for SegDenseError {}
impl From<std::io::Error> for SegDenseError {
fn from(err: std::io::Error) -> Self {
SegDenseError::IoError(err)
}
}
impl From<serde_json::Error> for SegDenseError {
fn from(err: serde_json::Error) -> Self {
SegDenseError::Json(err)
}
}