diff options
author | Daniel Baumann <daniel.baumann@progress-linux.org> | 2024-04-17 12:02:58 +0000 |
---|---|---|
committer | Daniel Baumann <daniel.baumann@progress-linux.org> | 2024-04-17 12:02:58 +0000 |
commit | 698f8c2f01ea549d77d7dc3338a12e04c11057b9 (patch) | |
tree | 173a775858bd501c378080a10dca74132f05bc50 /src/test/ui/binop/operator-overloading.rs | |
parent | Initial commit. (diff) | |
download | rustc-698f8c2f01ea549d77d7dc3338a12e04c11057b9.tar.xz rustc-698f8c2f01ea549d77d7dc3338a12e04c11057b9.zip |
Adding upstream version 1.64.0+dfsg1.upstream/1.64.0+dfsg1
Signed-off-by: Daniel Baumann <daniel.baumann@progress-linux.org>
Diffstat (limited to 'src/test/ui/binop/operator-overloading.rs')
-rw-r--r-- | src/test/ui/binop/operator-overloading.rs | 81 |
1 files changed, 81 insertions, 0 deletions
diff --git a/src/test/ui/binop/operator-overloading.rs b/src/test/ui/binop/operator-overloading.rs new file mode 100644 index 000000000..6b3abcbc7 --- /dev/null +++ b/src/test/ui/binop/operator-overloading.rs @@ -0,0 +1,81 @@ +// run-pass + +#![allow(unused_variables)] +use std::cmp; +use std::ops; + +#[derive(Copy, Clone, Debug)] +struct Point { + x: isize, + y: isize +} + +impl ops::Add for Point { + type Output = Point; + + fn add(self, other: Point) -> Point { + Point {x: self.x + other.x, y: self.y + other.y} + } +} + +impl ops::Sub for Point { + type Output = Point; + + fn sub(self, other: Point) -> Point { + Point {x: self.x - other.x, y: self.y - other.y} + } +} + +impl ops::Neg for Point { + type Output = Point; + + fn neg(self) -> Point { + Point {x: -self.x, y: -self.y} + } +} + +impl ops::Not for Point { + type Output = Point; + + fn not(self) -> Point { + Point {x: !self.x, y: !self.y } + } +} + +impl ops::Index<bool> for Point { + type Output = isize; + + fn index(&self, x: bool) -> &isize { + if x { + &self.x + } else { + &self.y + } + } +} + +impl cmp::PartialEq for Point { + fn eq(&self, other: &Point) -> bool { + (*self).x == (*other).x && (*self).y == (*other).y + } + fn ne(&self, other: &Point) -> bool { !(*self).eq(other) } +} + +pub fn main() { + let mut p = Point {x: 10, y: 20}; + p = p + Point {x: 101, y: 102}; + p = p - Point {x: 100, y: 100}; + assert_eq!(p + Point {x: 5, y: 5}, Point {x: 16, y: 27}); + assert_eq!(-p, Point {x: -11, y: -22}); + assert_eq!(p[true], 11); + assert_eq!(p[false], 22); + + let q = !p; + assert_eq!(q.x, !(p.x)); + assert_eq!(q.y, !(p.y)); + + // Issue #1733 + result(p[true]); +} + +fn result(i: isize) { } |