1 use std::io;
2 
3 use thiserror::Error;
4 
5 use crate::{self as miette, Diagnostic};
6 
7 /**
8 Error enum for miette. Used by certain operations in the protocol.
9 */
10 #[derive(Debug, Diagnostic, Error)]
11 pub enum MietteError {
12     /// Wrapper around [`std::io::Error`]. This is returned when something went
13     /// wrong while reading a [`SourceCode`](crate::SourceCode).
14     #[error(transparent)]
15     #[diagnostic(code(miette::io_error), url(docsrs))]
16     IoError(#[from] io::Error),
17 
18     /// Returned when a [`SourceSpan`](crate::SourceSpan) extends beyond the
19     /// bounds of a given [`SourceCode`](crate::SourceCode).
20     #[error("The given offset is outside the bounds of its Source")]
21     #[diagnostic(
22         code(miette::span_out_of_bounds),
23         help("Double-check your spans. Do you have an off-by-one error?"),
24         url(docsrs)
25     )]
26     OutOfBounds,
27 }
28