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/traits/inheritance/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 '')
-rw-r--r-- | src/test/ui/traits/inheritance/overloading.rs | 47 |
1 files changed, 47 insertions, 0 deletions
diff --git a/src/test/ui/traits/inheritance/overloading.rs b/src/test/ui/traits/inheritance/overloading.rs new file mode 100644 index 000000000..083643e82 --- /dev/null +++ b/src/test/ui/traits/inheritance/overloading.rs @@ -0,0 +1,47 @@ +// run-pass +use std::cmp::PartialEq; +use std::ops::{Add, Sub, Mul}; + +trait MyNum : Add<Output=Self> + Sub<Output=Self> + Mul<Output=Self> + PartialEq + Clone { } + +#[derive(Clone, Debug)] +struct MyInt { val: isize } + +impl Add for MyInt { + type Output = MyInt; + + fn add(self, other: MyInt) -> MyInt { mi(self.val + other.val) } +} + +impl Sub for MyInt { + type Output = MyInt; + + fn sub(self, other: MyInt) -> MyInt { mi(self.val - other.val) } +} + +impl Mul for MyInt { + type Output = MyInt; + + fn mul(self, other: MyInt) -> MyInt { mi(self.val * other.val) } +} + +impl PartialEq for MyInt { + fn eq(&self, other: &MyInt) -> bool { self.val == other.val } + fn ne(&self, other: &MyInt) -> bool { !self.eq(other) } +} + +impl MyNum for MyInt {} + +fn f<T:MyNum>(x: T, y: T) -> (T, T, T) { + return (x.clone() + y.clone(), x.clone() - y.clone(), x * y); +} + +fn mi(v: isize) -> MyInt { MyInt { val: v } } + +pub fn main() { + let (x, y) = (mi(3), mi(5)); + let (a, b, c) = f(x, y); + assert_eq!(a, mi(8)); + assert_eq!(b, mi(-2)); + assert_eq!(c, mi(15)); +} |