rbatis_codegen/codegen/syntax_tree_pysql/
error.rs

1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
//! Errorand Result types.
use std::error::Error as StdError;
use std::fmt::{self, Debug, Display};
use std::io;

pub type Result<T> = std::result::Result<T, Error>;

/// A generic error that represents all the ways a method can fail inside of rexpr::core.
#[derive(Debug)]
#[non_exhaustive]
pub enum Error {
    /// Default Error
    E(String),
}

impl Display for Error {
    // IntellijRust does not understand that [non_exhaustive] applies only for downstream crates
    // noinspection RsMatchCheck
    fn fmt(&self, f: &mut fmt::Formatter<'_>) -> fmt::Result {
        match self {
            Error::E(error) => write!(f, "{}", error),
        }
    }
}

impl StdError for Error {}

impl From<io::Error> for Error {
    #[inline]
    fn from(err: io::Error) -> Self {
        Error::from(err.to_string())
    }
}

impl From<&str> for Error {
    fn from(arg: &str) -> Self {
        return Error::from(arg.to_string());
    }
}

impl From<String> for Error {
    fn from(arg: String) -> Self {
        return Error::E(arg);
    }
}

impl From<&dyn std::error::Error> for Error {
    fn from(arg: &dyn std::error::Error) -> Self {
        return Error::from(arg.to_string());
    }
}

impl Clone for Error {
    fn clone(&self) -> Self {
        Error::from(self.to_string())
    }

    fn clone_from(&mut self, source: &Self) {
        *self = Self::from(source.to_string());
    }
}