text-utils 0.4.3

Text utils for unescaping and align
Documentation 
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

use std::{
    error::Error,
    fmt::{self, Debug, Display, Formatter},
};

/// Result of text progress
pub type Result<T> = std::result::Result<T, TextError>;

/// Error of text progress
#[allow(missing_docs)]
#[derive(Debug, Clone, Eq, PartialEq)]
pub enum TextError {
    UnescapeError { offset: usize, chars: String },
}

impl TextError {
    /// Constructor of [`TextError::UnescapeError`]
    pub fn unescape_error<T>(offset: usize, msg: impl Into<String>) -> Result<T> {
        Err(Self::UnescapeError { offset, chars: msg.into() })
    }
}

impl Error for TextError {}

impl Display for TextError {
    fn fmt(&self, f: &mut Formatter) -> fmt::Result {
        match self {
            TextError::UnescapeError { offset, chars: message } => {
                write!(f, "UnescapeError: Fail to unescape `{}` at position {}", message, offset)
            }
        }
    }
}