| // Copyright 2017 The Rust Project Developers. See the COPYRIGHT |
| // file at the top-level directory of this distribution and at |
| // http://rust-lang.org/COPYRIGHT. |
| // |
| // 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. |
| |
| // Unit test for the "user substitutions" that are annotated on each |
| // node. |
| |
| #![feature(nll)] |
| |
| trait Bazoom<T>: Sized { |
| fn method<U>(self, arg: T, arg2: U) { } |
| } |
| |
| impl<T, U> Bazoom<U> for T { |
| } |
| |
| fn annot_underscore() { |
| let a = 22; |
| let b = 44; |
| let c = 66; |
| <_ as Bazoom<_>>::method(a, &b, c); // OK |
| } |
| |
| fn annot_reference_any_lifetime() { |
| let a = 22; |
| let b = 44; |
| let c = 66; |
| <_ as Bazoom<&u32>>::method(a, &b, c); // OK |
| } |
| |
| fn annot_reference_static_lifetime() { |
| let a = 22; |
| let b = 44; |
| let c = 66; |
| let x = <&'static u32 as Bazoom<_>>::method; |
| x(&a, b, c); //~ ERROR |
| } |
| |
| fn annot_reference_named_lifetime<'a>(_d: &'a u32) { |
| let a = 22; |
| let b = 44; |
| let c = 66; |
| <_ as Bazoom<&'a u32>>::method(a, &b, c); //~ ERROR |
| } |
| |
| fn annot_reference_named_lifetime_ok<'a>(b: &'a u32) { |
| let a = 44; |
| let c = 66; |
| <_ as Bazoom<&'a u32>>::method(a, &b, c); |
| } |
| |
| fn annot_reference_named_lifetime_in_closure<'a>(_: &'a u32) { |
| let a = 22; |
| let b = 44; |
| let _closure = || { |
| let c = 66; |
| <_ as Bazoom<&'a u32>>::method(a, &b, c); //~ ERROR |
| }; |
| } |
| |
| fn annot_reference_named_lifetime_in_closure_ok<'a>(b: &'a u32) { |
| let a = 44; |
| let c = 66; |
| let _closure = || { |
| <_ as Bazoom<&'a u32>>::method(a, &b, c); |
| }; |
| } |
| |
| fn main() { } |