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Add must_use annotations to Result::is_ok and is_err

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This commit is contained in:
Alex Gaynor 2019-04-02 22:09:56 +00:00 • committed by Alex Gaynor
parent 3750348daf
commit ce5d69480a
5 changed files with 12 additions and 8 deletions
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12
src/librustc_data_structures/owning_ref/mod.rs
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@ -1471,7 +1471,7 @@ mod tests {
let x = Box::new(123_i32);
let y: Box<dyn Any> = x;
OwningRef::new(y).try_map(|x| x.downcast_ref::<i32>().ok_or(())).is_ok();
assert!(OwningRef::new(y).try_map(|x| x.downcast_ref::<i32>().ok_or(())).is_ok());
}
#[test]
@ -1481,7 +1481,7 @@ mod tests {
let x = Box::new(123_i32);
let y: Box<dyn Any> = x;
OwningRef::new(y).try_map(|x| x.downcast_ref::<i32>().ok_or(())).is_err();
assert!(!OwningRef::new(y).try_map(|x| x.downcast_ref::<i32>().ok_or(())).is_err());
}
}
@ -1868,7 +1868,7 @@ mod tests {
let x = Box::new(123_i32);
let y: Box<dyn Any> = x;
OwningRefMut::new(y).try_map_mut(|x| x.downcast_mut::<i32>().ok_or(())).is_ok();
assert!(OwningRefMut::new(y).try_map_mut(|x| x.downcast_mut::<i32>().ok_or(())).is_ok());
}
#[test]
@ -1878,7 +1878,7 @@ mod tests {
let x = Box::new(123_i32);
let y: Box<dyn Any> = x;
OwningRefMut::new(y).try_map_mut(|x| x.downcast_mut::<i32>().ok_or(())).is_err();
assert!(!OwningRefMut::new(y).try_map_mut(|x| x.downcast_mut::<i32>().ok_or(())).is_err());
}
#[test]
@ -1888,7 +1888,7 @@ mod tests {
let x = Box::new(123_i32);
let y: Box<dyn Any> = x;
OwningRefMut::new(y).try_map(|x| x.downcast_ref::<i32>().ok_or(())).is_ok();
assert!(OwningRefMut::new(y).try_map(|x| x.downcast_ref::<i32>().ok_or(())).is_ok());
}
#[test]
@ -1898,7 +1898,7 @@ mod tests {
let x = Box::new(123_i32);
let y: Box<dyn Any> = x;
OwningRefMut::new(y).try_map(|x| x.downcast_ref::<i32>().ok_or(())).is_err();
assert!(!OwningRefMut::new(y).try_map(|x| x.downcast_ref::<i32>().ok_or(())).is_err());
}
#[test]