wiggle/
error.rs

1use crate::Region;
2use thiserror::Error;
3
4#[derive(Debug, Error, PartialEq, Eq)]
5pub enum GuestError {
6    #[error("Invalid flag value {0}")]
7    InvalidFlagValue(&'static str),
8    #[error("Invalid enum value {0}")]
9    InvalidEnumValue(&'static str),
10    #[error("Pointer overflow")]
11    PtrOverflow,
12    #[error("Pointer out of bounds: {0:?}")]
13    PtrOutOfBounds(Region),
14    #[error("Pointer not aligned to {1}: {0:?}")]
15    PtrNotAligned(Region, u32),
16    #[error("Slice length mismatch")]
17    SliceLengthsDiffer,
18    #[error("In func {modulename}::{funcname} at {location}: {err}")]
19    InFunc {
20        modulename: &'static str,
21        funcname: &'static str,
22        location: &'static str,
23        #[source]
24        err: Box<GuestError>,
25    },
26    #[error("Invalid UTF-8 encountered: {0:?}")]
27    InvalidUtf8(#[from] ::std::str::Utf8Error),
28    #[error("Int conversion error: {0:?}")]
29    TryFromIntError(#[from] ::std::num::TryFromIntError),
30}