diff --git a/tests/ui/parser/ranges-precedence.rs b/tests/ui/parser/ranges-precedence.rs index 14dd6488ff2..783799f7099 100644 --- a/tests/ui/parser/ranges-precedence.rs +++ b/tests/ui/parser/ranges-precedence.rs @@ -1,7 +1,8 @@ //@ run-pass +//@ edition: 2021 // Test that the precedence of ranges is correct - +use core::ops::{Add, RangeTo}; struct Foo { foo: usize, @@ -11,6 +12,13 @@ impl Foo { fn bar(&self) -> usize { 5 } } +impl Add> for Foo { + type Output = usize; + fn add(self, range: RangeTo) -> Self::Output { + self.foo + range.end + } +} + fn main() { let x = 1+3..4+5; assert_eq!(x, (4..9)); @@ -49,4 +57,22 @@ fn main() { let y = ..; assert_eq!(y, (..)); + + let reference = &..0; + assert_eq!(*reference, ..0); + let reference2 = &&..0; + assert_eq!(**reference2, ..0); + + let closure = || ..0; + assert_eq!(closure(), ..0); + + let sum = Foo { foo: 3 } + ..4; + assert_eq!(sum, 7); + + macro_rules! expr { + ($e:expr) => {}; + } + expr!(!..0); + expr!(-..0); + expr!(*..0); }