From cf2dff2b1e3fa55fa5415d524200070d0d7aacfe Mon Sep 17 00:00:00 2001 From: Albert Larsan <74931857+albertlarsan68@users.noreply.github.com> Date: Thu, 5 Jan 2023 09:13:28 +0100 Subject: Move /src/test to /tests --- tests/ui/array-slice-vec/rcvr-borrowed-to-slice.rs | 33 ++++++++++++++++++++++ 1 file changed, 33 insertions(+) create mode 100644 tests/ui/array-slice-vec/rcvr-borrowed-to-slice.rs (limited to 'tests/ui/array-slice-vec/rcvr-borrowed-to-slice.rs') diff --git a/tests/ui/array-slice-vec/rcvr-borrowed-to-slice.rs b/tests/ui/array-slice-vec/rcvr-borrowed-to-slice.rs new file mode 100644 index 00000000000..17cf7e335b9 --- /dev/null +++ b/tests/ui/array-slice-vec/rcvr-borrowed-to-slice.rs @@ -0,0 +1,33 @@ +// run-pass + +#![allow(non_camel_case_types)] + +trait sum { + fn sum_(self) -> isize; +} + +// Note: impl on a slice +impl<'a> sum for &'a [isize] { + fn sum_(self) -> isize { + self.iter().fold(0, |a, &b| a + b) + } +} + +fn call_sum(x: &[isize]) -> isize { x.sum_() } + +pub fn main() { + let x = vec![1, 2, 3]; + let y = call_sum(&x); + println!("y=={}", y); + assert_eq!(y, 6); + + let x = vec![1, 2, 3]; + let y = x.sum_(); + println!("y=={}", y); + assert_eq!(y, 6); + + let x = vec![1, 2, 3]; + let y = x.sum_(); + println!("y=={}", y); + assert_eq!(y, 6); +} -- cgit 1.4.1-3-g733a5