#[allow(similar_names)]
fn main() {
- use std::io;
-
let opt = Some(0);
let _ = opt.unwrap();
-
- let res: Result<i32, ()> = Ok(0);
- let _ = res.unwrap();
-
- res.ok().expect("disaster!");
- // the following should not warn, since `expect` isn't implemented unless
- // the error type implements `Debug`
- let res2: Result<i32, MyError> = Ok(0);
- res2.ok().expect("oh noes!");
- let res3: Result<u32, MyErrorWithParam<u8>>= Ok(0);
- res3.ok().expect("whoof");
- let res4: Result<u32, io::Error> = Ok(0);
- res4.ok().expect("argh");
- let res5: io::Result<u32> = Ok(0);
- res5.ok().expect("oops");
- let res6: Result<u32, &str> = Ok(0);
- res6.ok().expect("meh");
-}
-
-struct MyError(()); // doesn't implement Debug
-
-#[derive(Debug)]
-struct MyErrorWithParam<T> {
- x: T
}
| ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: try this: `&mut some_vecdeque[0]`
error: used unwrap() on an Option value. If you don't want to handle the None case gracefully, consider using expect() to provide a better panic message
- --> $DIR/methods.rs:399:13
+ --> $DIR/methods.rs:397:13
|
-399 | let _ = opt.unwrap();
+397 | let _ = opt.unwrap();
| ^^^^^^^^^^^^
|
= note: `-D option-unwrap-used` implied by `-D warnings`
-error: used unwrap() on a Result value. If you don't want to handle the Err case gracefully, consider using expect() to provide a better panic message
- --> $DIR/methods.rs:402:13
- |
-402 | let _ = res.unwrap();
- | ^^^^^^^^^^^^
- |
- = note: `-D result-unwrap-used` implied by `-D warnings`
-
-error: called `ok().expect()` on a Result value. You can call `expect` directly on the `Result`
- --> $DIR/methods.rs:404:5
- |
-404 | res.ok().expect("disaster!");
- | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^
- |
- = note: `-D ok-expect` implied by `-D warnings`
-
-error: called `ok().expect()` on a Result value. You can call `expect` directly on the `Result`
- --> $DIR/methods.rs:410:5
- |
-410 | res3.ok().expect("whoof");
- | ^^^^^^^^^^^^^^^^^^^^^^^^^
-
-error: called `ok().expect()` on a Result value. You can call `expect` directly on the `Result`
- --> $DIR/methods.rs:412:5
- |
-412 | res4.ok().expect("argh");
- | ^^^^^^^^^^^^^^^^^^^^^^^^
-
-error: called `ok().expect()` on a Result value. You can call `expect` directly on the `Result`
- --> $DIR/methods.rs:414:5
- |
-414 | res5.ok().expect("oops");
- | ^^^^^^^^^^^^^^^^^^^^^^^^
-
-error: called `ok().expect()` on a Result value. You can call `expect` directly on the `Result`
- --> $DIR/methods.rs:416:5
- |
-416 | res6.ok().expect("meh");
- | ^^^^^^^^^^^^^^^^^^^^^^^
-
--- /dev/null
+use std::io;
+
+struct MyError(()); // doesn't implement Debug
+
+#[derive(Debug)]
+struct MyErrorWithParam<T> {
+ x: T
+}
+
+fn main() {
+ let res: Result<i32, ()> = Ok(0);
+ let _ = res.unwrap();
+
+ res.ok().expect("disaster!");
+ // the following should not warn, since `expect` isn't implemented unless
+ // the error type implements `Debug`
+ let res2: Result<i32, MyError> = Ok(0);
+ res2.ok().expect("oh noes!");
+ let res3: Result<u32, MyErrorWithParam<u8>>= Ok(0);
+ res3.ok().expect("whoof");
+ let res4: Result<u32, io::Error> = Ok(0);
+ res4.ok().expect("argh");
+ let res5: io::Result<u32> = Ok(0);
+ res5.ok().expect("oops");
+ let res6: Result<u32, &str> = Ok(0);
+ res6.ok().expect("meh");
+}
--- /dev/null
+error: called `ok().expect()` on a Result value. You can call `expect` directly on the `Result`
+ --> $DIR/ok_expect.rs:14:5
+ |
+14 | res.ok().expect("disaster!");
+ | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^
+ |
+ = note: `-D ok-expect` implied by `-D warnings`
+
+error: called `ok().expect()` on a Result value. You can call `expect` directly on the `Result`
+ --> $DIR/ok_expect.rs:20:5
+ |
+20 | res3.ok().expect("whoof");
+ | ^^^^^^^^^^^^^^^^^^^^^^^^^
+
+error: called `ok().expect()` on a Result value. You can call `expect` directly on the `Result`
+ --> $DIR/ok_expect.rs:22:5
+ |
+22 | res4.ok().expect("argh");
+ | ^^^^^^^^^^^^^^^^^^^^^^^^
+
+error: called `ok().expect()` on a Result value. You can call `expect` directly on the `Result`
+ --> $DIR/ok_expect.rs:24:5
+ |
+24 | res5.ok().expect("oops");
+ | ^^^^^^^^^^^^^^^^^^^^^^^^
+
+error: called `ok().expect()` on a Result value. You can call `expect` directly on the `Result`
+ --> $DIR/ok_expect.rs:26:5
+ |
+26 | res6.ok().expect("meh");
+ | ^^^^^^^^^^^^^^^^^^^^^^^
+