framed_aio/
error.rs

1use thiserror::Error;
2
3use crate::varint::FeedVarintDecoderError;
4
5/// An error which occured while trying to read a frame from a
6/// [`FramedReader`](crate::FramedReader).
7#[derive(Debug, Error)]
8pub enum ReadFrameError {
9    #[error(transparent)]
10    IO(#[from] std::io::Error),
11
12    #[error("failed to decode frame length")]
13    FailedToDecodeFrameLength(
14        #[from]
15        #[source]
16        FeedVarintDecoderError,
17    ),
18}
19
20/// An error which occured while trying to read a typed frame from a
21/// [`FramedReader`](crate::FramedReader).
22#[cfg(feature = "typed")]
23#[derive(Debug, Error)]
24pub enum ReadFrameTypedError {
25    #[error("failed to read frame")]
26    FailedToReadFrame(
27        #[from]
28        #[source]
29        ReadFrameError,
30    ),
31
32    #[error("failed to deserialize frame")]
33    FailedToDeserializeFrame(
34        #[from]
35        #[source]
36        bincode::Error,
37    ),
38}
39
40/// An error which occured while trying to write a frame to a
41/// [`FramedWriter`](crate::FramedReader).
42#[derive(Debug, Error)]
43pub enum WriteFrameError {
44    #[error(transparent)]
45    IO(#[from] std::io::Error),
46
47    #[error(
48        "frame with length {length} is too long, max allowed frame length is {max_allowed_frame_length}"
49    )]
50    FrameTooLong {
51        length: usize,
52        max_allowed_frame_length: usize,
53    },
54}
55
56/// An error which occured while trying to write a typed frame to a
57/// [`FramedWriter`](crate::FramedReader).
58#[cfg(feature = "typed")]
59#[derive(Debug, Error)]
60pub enum WriteFrameTypedError {
61    #[error("failed to write frame")]
62    FailedToWriteFrame(
63        #[from]
64        #[source]
65        WriteFrameError,
66    ),
67
68    #[error("failed to serialize frame")]
69    FailedToSerializeFrame(
70        #[from]
71        #[source]
72        bincode::Error,
73    ),
74}
75
76#[cfg(feature = "typed")]
77impl From<std::io::Error> for WriteFrameTypedError {
78    fn from(err: std::io::Error) -> Self {
79        Self::FailedToWriteFrame(err.into())
80    }
81}
framed_aio/error.rs

framed_aio/
error.rs
