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Include multiple cases generating correct return code

rust-46606
Mahmoud Al-Qudsi 2 years ago
parent
commit
46c5d902ee
2 changed files with 6 additions and 5 deletions
  1. +5
    -5
      cargo.out
  2. +1
    -0
      src/main.rs

+ 5
- 5
cargo.out View File

@@ -1,22 +1,22 @@
Compiling futuretest v0.1.0 (file:///mnt/c/Users/Mahmoud/git/futuretest)
error[E0271]: type mismatch resolving `<futures::FutureResult<(), std::string::String> as futures::IntoFuture>::Error == &str`
--> src/main.rs:12:10
--> src/main.rs:13:10
|
12 | .and_then(|_|
13 | .and_then(|_|
| ^^^^^^^^ expected struct `std::string::String`, found &str
|
= note: expected type `std::string::String`
found type `&str`

error[E0271]: type mismatch resolving `<futures::FutureResult<(), std::string::String> as futures::IntoFuture>::Error == &str`
--> src/main.rs:19:10
--> src/main.rs:20:10
|
19 | core.run(f).unwrap();
20 | core.run(f).unwrap();
| ^^^ expected struct `std::string::String`, found &str
|
= note: expected type `std::string::String`
found type `&str`
= note: required because of the requirements on the impl of `futures::Future` for `futures::AndThen<futures::MapErr<futures::FutureResult<(), ()>, [closure@src/main.rs:11:18: 11:43]>, futures::FutureResult<(), std::string::String>, [closure@src/main.rs:12:19: 15:14]>`
= note: required because of the requirements on the impl of `futures::Future` for `futures::AndThen<futures::Map<futures::MapErr<futures::FutureResult<(), ()>, [closure@src/main.rs:11:18: 11:43]>, [closure@src/main.rs:12:14: 12:67]>, futures::FutureResult<(), std::string::String>, [closure@src/main.rs:13:19: 16:14]>`

error: aborting due to 2 previous errors



+ 1
- 0
src/main.rs View File

@@ -9,6 +9,7 @@ fn main() {

let f = future::result(Ok(()))
.map_err(|()| "&'static str error")
.map(|_| future::result(Err("another &'static str error")))
.and_then(|_|
future::result(Ok(())
.map_err(|()| "String error".to_owned())


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