+// Copyright 2014-2018 The Rust Project Developers. See the COPYRIGHT
+// file at the top-level directory of this distribution.
+//
+// Licensed under the Apache License, Version 2.0 <LICENSE-APACHE or
+// http://www.apache.org/licenses/LICENSE-2.0> or the MIT license
+// <LICENSE-MIT or http://opensource.org/licenses/MIT>, at your
+// option. This file may not be copied, modified, or distributed
+// except according to those terms.
+
#![allow(unused_mut)]
use std::collections::BTreeMap;
}
impl GetFalsePositive {
- fn get(&self, pos: usize) -> Option<&u32> { self.arr.get(pos) }
- fn get_mut(&mut self, pos: usize) -> Option<&mut u32> { self.arr.get_mut(pos) }
+ fn get(&self, pos: usize) -> Option<&u32> {
+ self.arr.get(pos)
+ }
+ fn get_mut(&mut self, pos: usize) -> Option<&mut u32> {
+ self.arr.get_mut(pos)
+ }
}
fn main() {
let mut some_btreemap: BTreeMap<u8, char> = BTreeMap::from_iter(vec![(1, 'a'), (2, 'b')]);
let mut false_positive = GetFalsePositive { arr: [0, 1, 2] };
- { // Test `get().unwrap()`
+ {
+ // Test `get().unwrap()`
let _ = boxed_slice.get(1).unwrap();
let _ = some_slice.get(0).unwrap();
let _ = some_vec.get(0).unwrap();
let _ = false_positive.get(0).unwrap();
}
- { // Test `get_mut().unwrap()`
+ {
+ // Test `get_mut().unwrap()`
*boxed_slice.get_mut(0).unwrap() = 1;
*some_slice.get_mut(0).unwrap() = 1;
*some_vec.get_mut(0).unwrap() = 1;
*some_btreemap.get_mut(&1).unwrap() = 'b';
*false_positive.get_mut(0).unwrap() = 1;
}
+
+ {
+ // Test `get().unwrap().foo()` and `get_mut().unwrap().bar()`
+ let _ = some_vec.get(0..1).unwrap().to_vec();
+ let _ = some_vec.get_mut(0..1).unwrap().to_vec();
+ }
}