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add test case

This commit is contained in:
Niko Matsakis 2018-09-10 17:14:30 -04:00
parent b1a9f9eae8
commit 5adbdf82f3
3 changed files with 47 additions and 0 deletions

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// Test that `try!` macros are rewritten.
// run-rustfix
// compile-pass
#![warn(rust_2018_compatibility)]
#![allow(unused_variables)]
#![allow(dead_code)]
fn foo() -> Result<usize, ()> {
let x: Result<usize, ()> = Ok(22);
r#try!(x);
Ok(44)
}
fn main() { }

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// Test that `try!` macros are rewritten.
// run-rustfix
// compile-pass
#![warn(rust_2018_compatibility)]
#![allow(unused_variables)]
#![allow(dead_code)]
fn foo() -> Result<usize, ()> {
let x: Result<usize, ()> = Ok(22);
try!(x);
Ok(44)
}
fn main() { }

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warning: `try` is a keyword in the 2018 edition
--> $DIR/try-macro.rs:12:5
|
LL | try!(x);
| ^^^ help: you can use a raw identifier to stay compatible: `r#try`
|
note: lint level defined here
--> $DIR/try-macro.rs:6:9
|
LL | #![warn(rust_2018_compatibility)]
| ^^^^^^^^^^^^^^^^^^^^^^^
= note: #[warn(keyword_idents)] implied by #[warn(rust_2018_compatibility)]
= warning: this was previously accepted by the compiler but is being phased out; it will become a hard error in the 2018 edition!
= note: for more information, see issue #49716 <https://github.com/rust-lang/rust/issues/49716>