///
/// Leaves the original `Result` in-place, creating a new one containing a reference to the
/// `Ok` type's `Deref::Target` type.
- pub fn as_deref_ok(&self) -> Result<&T::Target, &E> {
+ pub fn as_deref(&self) -> Result<&T::Target, &E> {
self.as_ref().map(|t| t.deref())
}
}
}
}
-#[unstable(feature = "inner_deref", reason = "newly added", issue = "50264")]
-impl<T: Deref, E: Deref> Result<T, E> {
- /// Converts from `Result<T, E>` (or `&Result<T, E>`) to `Result<&T::Target, &E::Target>`.
- ///
- /// Leaves the original `Result` in-place, creating a new one containing a reference to both
- /// the `Ok` and `Err` types' `Deref::Target` types.
- pub fn as_deref(&self) -> Result<&T::Target, &E::Target> {
- self.as_ref().map(|t| t.deref()).map_err(|e| e.deref())
- }
-}
-
#[unstable(feature = "inner_deref", reason = "newly added", issue = "50264")]
impl<T: DerefMut, E> Result<T, E> {
/// Converts from `Result<T, E>` (or `&mut Result<T, E>`) to `Result<&mut T::Target, &mut E>`.
///
/// Leaves the original `Result` in-place, creating a new one containing a mutable reference to
/// the `Ok` type's `Deref::Target` type.
- pub fn as_deref_mut_ok(&mut self) -> Result<&mut T::Target, &mut E> {
+ pub fn as_deref_mut(&mut self) -> Result<&mut T::Target, &mut E> {
self.as_mut().map(|t| t.deref_mut())
}
}
}
}
-#[unstable(feature = "inner_deref", reason = "newly added", issue = "50264")]
-impl<T: DerefMut, E: DerefMut> Result<T, E> {
- /// Converts from `Result<T, E>` (or `&mut Result<T, E>`) to
- /// `Result<&mut T::Target, &mut E::Target>`.
- ///
- /// Leaves the original `Result` in-place, creating a new one containing a mutable reference to
- /// both the `Ok` and `Err` types' `Deref::Target` types.
- pub fn as_deref_mut(&mut self) -> Result<&mut T::Target, &mut E::Target> {
- self.as_mut().map(|t| t.deref_mut()).map_err(|e| e.deref_mut())
- }
-}
-
impl<T, E> Result<Option<T>, E> {
/// Transposes a `Result` of an `Option` into an `Option` of a `Result`.
///