saorsa_tui/
error.rs

1//! Error types for saorsa-tui.
2
3use std::io;
4
5/// Error type for saorsa-tui operations.
6#[derive(Debug, thiserror::Error)]
7pub enum SaorsaTuiError {
8    /// I/O error.
9    #[error("I/O error: {0}")]
10    Io(#[from] io::Error),
11
12    /// Terminal operation failed.
13    #[error("terminal error: {0}")]
14    Terminal(String),
15
16    /// Layout calculation failed.
17    #[error("layout error: {0}")]
18    Layout(String),
19
20    /// CSS parsing or styling error.
21    #[error("style error: {0}")]
22    Style(String),
23
24    /// Rendering failed.
25    #[error("render error: {0}")]
26    Render(String),
27
28    /// Widget error.
29    #[error("widget error: {0}")]
30    Widget(String),
31
32    /// Unicode handling error.
33    #[error("unicode error: {0}")]
34    Unicode(String),
35
36    /// Reactive system error.
37    #[error("reactive error: {0}")]
38    Reactive(String),
39
40    /// Internal error.
41    #[error("internal error: {0}")]
42    Internal(String),
43}
44
45/// Result type alias for saorsa-tui operations.
46pub type Result<T> = std::result::Result<T, SaorsaTuiError>;
47
48#[cfg(test)]
49mod tests {
50    use super::*;
51
52    #[test]
53    fn error_display() {
54        let err = SaorsaTuiError::Terminal("no tty".into());
55        assert_eq!(err.to_string(), "terminal error: no tty");
56    }
57
58    #[test]
59    fn io_error_converts() {
60        let io_err = io::Error::new(io::ErrorKind::NotFound, "missing");
61        let err: SaorsaTuiError = io_err.into();
62        assert!(matches!(err, SaorsaTuiError::Io(_)));
63    }
64}
saorsa_tui/error.rs

saorsa_tui/
error.rs
