mirror of
https://github.com/rust-lang/rust.git
synced 2024-11-24 07:44:10 +00:00
25 lines
691 B
Rust
25 lines
691 B
Rust
// Regression test for #71732, it used to emit incorrect diagnostics, like:
|
|
// error[E0283]: type annotations needed
|
|
// --> src/main.rs:5:10
|
|
// |
|
|
// 5 | .get(&"key".into())
|
|
// | ^^^ cannot infer type for struct `String`
|
|
// |
|
|
// = note: cannot satisfy `String: Borrow<_>`
|
|
// help: consider specifying the type argument in the method call
|
|
// |
|
|
// 5 | .get::<Q>(&"key".into())
|
|
// |
|
|
|
|
use std::collections::hash_map::HashMap;
|
|
|
|
fn foo(parameters: &HashMap<String, String>) -> bool {
|
|
parameters
|
|
.get(&"key".into())
|
|
//~^ ERROR type annotations needed
|
|
.and_then(|found: &String| Some(false))
|
|
.unwrap_or(false)
|
|
}
|
|
|
|
fn main() {}
|