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miette
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Add `bail!` support

This commit is contained in:
Gavrilikhin Daniil 2023-05-06 23:03:31 +08:00
parent 4f0bc3e8d3
commit 52e2dcbced
1 changed files with 14 additions and 0 deletions
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14
src/eyreish/macros.rs
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@ -48,6 +48,17 @@
/// # Ok(()) /// # Ok(())
/// # } /// # }
/// ``` /// ```
///
/// ```
/// use miette::{bail, Result, Severity};
///
/// fn divide(x: f64, y: f64) -> Result<f64> {
/// if y.abs() < 1e-3 {
/// bail!("dividing by value close to 0", severity = Severity::Warning);
/// }
/// Ok(x / y)
/// }
/// ```
#[macro_export] #[macro_export]
macro_rules! bail { macro_rules! bail {
($msg:literal $(,)?) => { ($msg:literal $(,)?) => {
@ -56,6 +67,9 @@ macro_rules! bail {
($err:expr $(,)?) => { ($err:expr $(,)?) => {
return $crate::private::Err($crate::miette!($err)); return $crate::private::Err($crate::miette!($err));
}; };
($fmt:expr $(, $key:ident = $value:expr)* $(,)?) => {
return $crate::private::Err($crate::miette!($fmt, $($key = $value),*));
};
($fmt:expr, $($arg:tt)*) => { ($fmt:expr, $($arg:tt)*) => {
return $crate::private::Err($crate::miette!($fmt, $($arg)*)); return $crate::private::Err($crate::miette!($fmt, $($arg)*));
}; };