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Rollup merge of #41749 - frewsxcv:option-simplify-types, r=GuillaumeGomez

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Simplify types in `std::option` doc comment example.

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This commit is contained in:
Corey Farwell 2017-05-04 21:35:30 -04:00 committed by GitHub
commit 9659c806b8
1 changed files with 6 additions and 6 deletions
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12
src/libcore/option.rs
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@ -66,14 +66,14 @@
//! not ([`None`]).
//!
//! ```
//! let optional: Option<Box<i32>> = None;
//! check_optional(&optional);
//! let optional = None;
//! check_optional(optional);
//!
//! let optional: Option<Box<i32>> = Some(Box::new(9000));
//! check_optional(&optional);
//! let optional = Some(Box::new(9000));
//! check_optional(optional);
//!
//! fn check_optional(optional: &Option<Box<i32>>) {
//! match *optional {
//! fn check_optional(optional: Option<Box<i32>>) {
//! match optional {
//! Some(ref p) => println!("has value {}", p),
//! None => println!("has no value"),
//! }