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use std::error::Error;
use std::fmt::{Debug, Display, Formatter};
use crate::processor::ObjectKey;
#[repr(transparent)]
pub struct ProcessingError {
pub inner: ErrorKind
}
impl ProcessingError {
pub fn new(inner: ErrorKind) -> ProcessingError {
ProcessingError { inner }
}
}
#[derive(Debug)]
pub enum ErrorKind {
InvalidObjectTree {
invalid_key: Vec<ObjectKey>,
reason: String,
},
EmptyKey,
OtherError {
err: Box<dyn Error>
},
FieldNotFound {
key: Vec<ObjectKey>,
},
ProcessorSkipped {
reason: String
}
}
impl Display for ErrorKind {
fn fmt(&self, f: &mut Formatter<'_>) -> std::fmt::Result {
match self {
ErrorKind::InvalidObjectTree { invalid_key, reason } =>
write!(f, "Object tree is incompatible with key [{invalid_key:?}], reason: {reason}"),
ErrorKind::EmptyKey =>
write!(f, "Illegal object tree key: Key is empty."),
ErrorKind::FieldNotFound { key } =>
write!(f, "No key in object: [{key:?}]"),
ErrorKind::OtherError { err } =>
write!(f, "Unexpected error while processing: {err}"),
ErrorKind::ProcessorSkipped { reason } =>
write!(f, "{reason}"),
}
}
}
impl Display for ProcessingError {
fn fmt(&self, f: &mut Formatter<'_>) -> std::fmt::Result {
std::fmt::Display::fmt(&self.inner, f)
}
}
impl Debug for ProcessingError {
fn fmt(&self, f: &mut Formatter<'_>) -> std::fmt::Result {
Debug::fmt(&self.inner, f)
}
}
impl Error for ProcessingError {}
impl<T: Error + 'static> From<T> for ErrorKind {
fn from(err: T) -> Self {
ErrorKind::OtherError { err: Box::new(err) }
}
}
impl From<ErrorKind> for ProcessingError {
fn from(e: ErrorKind) -> Self {
ProcessingError::new(e)
}
}