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Add std::panic::panic_any. #74622

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merged 4 commits into from
Oct 31, 2020
Merged

Add std::panic::panic_any. #74622

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01b0aff
Add std::panic::panic_box.
m-ou-se Jul 22, 2020
16201da
Rename panic_box to panic_any.
m-ou-se Oct 18, 2020
a9d334d
Update panic_any feature name.
m-ou-se Oct 28, 2020
b48fee0
Add tracking issue number for panic_any.
m-ou-se Oct 28, 2020
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14 changes: 14 additions & 0 deletions library/std/src/panic.rs
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Original file line number Diff line number Diff line change
Expand Up @@ -23,6 +23,20 @@ pub use crate::panicking::{set_hook, take_hook};
#[stable(feature = "panic_hooks", since = "1.10.0")]
pub use core::panic::{Location, PanicInfo};

/// Panic the current thread with the given message as the panic payload.
///
/// The message can be of any (`Any + Send`) type, not just strings.
///
/// The message is wrapped in a `Box<'static + Any + Send>`, which can be
/// accessed later using [`PanicInfo::payload`].
///
/// See the [`panic!`] macro for more information about panicking.
#[unstable(feature = "panic_any", issue = "78500")]
#[inline]
pub fn panic_any<M: Any + Send>(msg: M) -> ! {
crate::panicking::begin_panic(msg);
}

/// A marker trait which represents "panic safe" types in Rust.
///
/// This trait is implemented by default for many types and behaves similarly in
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