size_limit/
error.rs

1use std::fmt::Display;
2
3#[derive(Debug)]
4pub enum Error {
5    TooLarge { require: usize, get: usize },
6    TooSmall { require: usize, get: usize },
7    FixSize { require: usize, get: usize },
8    Custom(Box<dyn std::error::Error>),
9}
10
11impl std::error::Error for Error {}
12
13impl Display for Error {
14    fn fmt(&self, f: &mut std::fmt::Formatter<'_>) -> std::fmt::Result {
15        match self {
16            Error::TooLarge { require, get } => write!(
17                f,
18                "Out of Length Limit: require < {} but get {}",
19                require, get
20            ),
21            Error::TooSmall { require, get } => write!(
22                f,
23                "Out of Length Limit: require > {} but get {}",
24                require, get
25            ),
26            Error::FixSize { require, get } => {
27                write!(f, "require Size == {} but get {}", require, get)
28            }
29            Error::Custom(err) => write!(f,"custom Error: {}",err),
30        }
31    }
32}
size_limit/error.rs

size_limit/
error.rs
