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Mention raw-ident syntax #56424

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merged 2 commits into from
Dec 6, 2018
Merged

Mention raw-ident syntax #56424

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9c8802d
Explain raw identifer syntax
mark-i-m Dec 2, 2018
0b40be6
link to raw identifiers
mark-i-m Dec 2, 2018
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4 changes: 4 additions & 0 deletions src/libcore/macros.rs
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Expand Up @@ -238,6 +238,10 @@ macro_rules! debug_assert_ne {
/// with converting downstream errors.
///
/// The `?` operator was added to replace `try!` and should be used instead.
/// Furthermore, `try` is a reserved word in Rust 2018, so if you must use
/// it, you will need to use the [raw-identifier syntax][ris]: `r#try`.
///
/// [ris]: https://doc.rust-lang.org/nightly/rust-by-example/compatibility/raw_identifiers.html
///
/// `try!` matches the given [`Result`]. In case of the `Ok` variant, the
/// expression has the value of the wrapped value.
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