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Rollup merge of #86209 - tlyu:option-doc-typos, r=JohnTitor

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fix minor wording/typo issues in core::option docs

These are just minor wording or typo things I came across while making other edits.
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Yuki Okushi 2021-06-16 13:31:07 +09:00 committed by GitHub
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6
library/core/src/option.rs
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@ -50,8 +50,8 @@
//! the optional owned box, [`Option`]`<`[`Box<T>`]`>`.
//!
//! The following example uses [`Option`] to create an optional box of
//! [`i32`]. Notice that in order to use the inner [`i32`] value first, the
//! `check_optional` function needs to use pattern matching to
//! [`i32`]. Notice that in order to use the inner [`i32`] value, the
//! `check_optional` function first needs to use pattern matching to
//! determine whether the box has a value (i.e., it is [`Some(...)`][`Some`]) or
//! not ([`None`]).
//!
@ -1350,7 +1350,7 @@ impl<'a, T> From<&'a Option<T>> for Option<&'a T> {
///
/// Converts an `Option<`[`String`]`>` into an `Option<`[`usize`]`>`, preserving the original.
/// The [`map`] method takes the `self` argument by value, consuming the original,
/// so this technique uses `as_ref` to first take an `Option` to a reference
/// so this technique uses `from` to first take an `Option` to a reference
/// to the value inside the original.
///
/// [`map`]: Option::map