bjoernager/rust
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eplace usages of vec![].into_iter with [].into_iter

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This commit is contained in:
Lucas Kent 2021-12-17 18:36:18 +11:00
parent 23ce5fc465
commit 08829853d3
36 changed files with 116 additions and 122 deletions
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10
library/core/src/option.rs
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@ -270,7 +270,7 @@
//! let mut bt = BTreeMap::new();
//! bt.insert(20u8, "foo");
//! bt.insert(42u8, "bar");
//! let res = vec![0u8, 1, 11, 200, 22]
//! let res = [0u8, 1, 11, 200, 22]
//! .into_iter()
//! .map(|x| {
//! // `checked_sub()` returns `None` on error
@ -390,10 +390,10 @@
//! [impl-FromIterator]: Option#impl-FromIterator%3COption%3CA%3E%3E
//!
//! ```
//! let v = vec![Some(2), Some(4), None, Some(8)];
//! let v = [Some(2), Some(4), None, Some(8)];
//! let res: Option<Vec<_>> = v.into_iter().collect();
//! assert_eq!(res, None);
//! let v = vec![Some(2), Some(4), Some(8)];
//! let v = [Some(2), Some(4), Some(8)];
//! let res: Option<Vec<_>> = v.into_iter().collect();
//! assert_eq!(res, Some(vec![2, 4, 8]));
//! ```
@ -407,10 +407,10 @@
//! [impl-Sum]: Option#impl-Sum%3COption%3CU%3E%3E
//!
//! ```
//! let v = vec![None, Some(1), Some(2), Some(3)];
//! let v = [None, Some(1), Some(2), Some(3)];
//! let res: Option<i32> = v.into_iter().sum();
//! assert_eq!(res, None);
//! let v = vec![Some(1), Some(2), Some(21)];
//! let v = [Some(1), Some(2), Some(21)];
//! let res: Option<i32> = v.into_iter().product();
//! assert_eq!(res, Some(42));
//! ```