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Constly impl TryV2 and FromResidual for Result

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This commit is contained in:
Albin Hedman 2021-07-04 00:58:32 +02:00
parent b85107ec71
commit 88258c02a9
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1 changed files with 4 additions and 2 deletions
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6
library/core/src/result.rs
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@ -1889,7 +1889,8 @@ impl<A, E, V: FromIterator<A>> FromIterator<Result<A, E>> for Result<V, E> {
}
#[unstable(feature = "try_trait_v2", issue = "84277")]
impl<T, E> ops::Try for Result<T, E> {
#[rustc_const_unstable(feature = "const_convert", issue = "none")]
impl<T, E> const ops::Try for Result<T, E> {
type Output = T;
type Residual = Result<convert::Infallible, E>;
@ -1908,7 +1909,8 @@ impl<T, E> ops::Try for Result<T, E> {
}
#[unstable(feature = "try_trait_v2", issue = "84277")]
impl<T, E, F: From<E>> ops::FromResidual<Result<convert::Infallible, E>> for Result<T, F> {
#[rustc_const_unstable(feature = "const_convert", issue = "none")]
impl<T, E, F: From<E>> const ops::FromResidual<Result<convert::Infallible, E>> for Result<T, F> {
#[inline]
fn from_residual(residual: Result<convert::Infallible, E>) -> Self {
match residual {