pub struct RequiredError;Expand description
Value is required.
Trait Implementations§
Source§impl Clone for RequiredError
impl Clone for RequiredError
Source§fn clone(&self) -> RequiredError
fn clone(&self) -> RequiredError
Returns a duplicate of the value. Read more
1.0.0§fn clone_from(&mut self, source: &Self)
fn clone_from(&mut self, source: &Self)
Performs copy-assignment from
source. Read moreSource§impl Debug for RequiredError
impl Debug for RequiredError
Source§impl Display for RequiredError
impl Display for RequiredError
Source§impl Error for RequiredError
impl Error for RequiredError
1.30.0§fn source(&self) -> Option<&(dyn Error + 'static)>
fn source(&self) -> Option<&(dyn Error + 'static)>
Returns the lower-level source of this error, if any. Read more
1.0.0§fn description(&self) -> &str
fn description(&self) -> &str
👎Deprecated since 1.42.0: use the Display impl or to_string()
impl Copy for RequiredError
Auto Trait Implementations§
impl Freeze for RequiredError
impl RefUnwindSafe for RequiredError
impl Send for RequiredError
impl Sync for RequiredError
impl Unpin for RequiredError
impl UnwindSafe for RequiredError
Blanket Implementations§
§impl<T> BorrowMut<T> for Twhere
T: ?Sized,
impl<T> BorrowMut<T> for Twhere
T: ?Sized,
§fn borrow_mut(&mut self) -> &mut T
fn borrow_mut(&mut self) -> &mut T
Mutably borrows from an owned value. Read more
§impl<T> CloneToUninit for Twhere
T: Clone,
impl<T> CloneToUninit for Twhere
T: Clone,
§unsafe fn clone_to_uninit(&self, dest: *mut u8)
unsafe fn clone_to_uninit(&self, dest: *mut u8)
🔬This is a nightly-only experimental API. (
clone_to_uninit)