Struct icu_datetime::neo_marker::NeverField

pub struct NeverField;

Expand description

Struct representing the absence of a datetime formatting field.

Trait Implementations§

impl Clone for NeverField

fn clone(&self) -> NeverField

Returns a copy of the value. Read more

1.0.0 · source§

fn clone_from(&mut self, source: &Self)

Performs copy-assignment from source. Read more

impl Debug for NeverField

fn fmt(&self, f: &mut Formatter<'_>) -> Result

Formats the value using the given formatter. Read more

impl Default for NeverField

fn default() -> NeverField

Returns the “default value” for a type. Read more

impl From<NeverField> for Option<Alignment>

fn from(_: NeverField) -> Self

Converts to this type from the input type.

impl From<NeverField> for Option<AnyCalendarKind>

fn from(_: NeverField) -> Self

Converts to this type from the input type.

impl From<NeverField> for Option<DayOfMonth>

fn from(_: NeverField) -> Self

Converts to this type from the input type.

impl From<NeverField> for Option<DayOfYearInfo>

fn from(_: NeverField) -> Self

Converts to this type from the input type.

impl From<NeverField> for Option<EraDisplay>

fn from(_: NeverField) -> Self

Converts to this type from the input type.

impl From<NeverField> for Option<FractionalSecondDigits>

fn from(_: NeverField) -> Self

Converts to this type from the input type.

impl From<NeverField> for Option<IsoHour>

fn from(_: NeverField) -> Self

Converts to this type from the input type.

impl From<NeverField> for Option<IsoMinute>

fn from(_: NeverField) -> Self

Converts to this type from the input type.

impl From<NeverField> for Option<IsoSecond>

fn from(_: NeverField) -> Self

Converts to this type from the input type.

impl From<NeverField> for Option<IsoWeekday>

fn from(_: NeverField) -> Self

Converts to this type from the input type.

impl From<NeverField> for Option<MetazoneId>

fn from(_: NeverField) -> Self

Converts to this type from the input type.

impl From<NeverField> for Option<MonthInfo>

fn from(_: NeverField) -> Self

Converts to this type from the input type.

impl From<NeverField> for Option<NanoSecond>

fn from(_: NeverField) -> Self

Converts to this type from the input type.

impl From<NeverField> for Option<NeoSkeletonLength>

fn from(_: NeverField) -> Self

Converts to this type from the input type.

impl From<NeverField> for Option<TimeZoneBcp47Id>

fn from(_: NeverField) -> Self

Converts to this type from the input type.

impl From<NeverField> for Option<UtcOffset>

fn from(_: NeverField) -> Self

Converts to this type from the input type.

impl From<NeverField> for Option<YearInfo>

fn from(_: NeverField) -> Self

Converts to this type from the input type.

impl From<NeverField> for Option<ZoneVariant>

fn from(_: NeverField) -> Self

Converts to this type from the input type.

impl NeoGetField<NeverField> for CustomTimeZone

fn get_field(&self) -> NeverField

Returns the value of this trait’s field T.

impl<C: Calendar, A: AsCalendar<Calendar = C>> NeoGetField<NeverField> for CustomZonedDateTime<A>

fn get_field(&self) -> NeverField

Returns the value of this trait’s field T.

impl<C: Calendar, A: AsCalendar<Calendar = C>> NeoGetField<NeverField> for Date<A>

fn get_field(&self) -> NeverField

Returns the value of this trait’s field T.

impl<C: Calendar, A: AsCalendar<Calendar = C>> NeoGetField<NeverField> for DateTime<A>

fn get_field(&self) -> NeverField

Returns the value of this trait’s field T.

impl NeoGetField<NeverField> for Time

fn get_field(&self) -> NeverField

Returns the value of this trait’s field T.

impl Copy for NeverField

Auto Trait Implementations§

impl Freeze for NeverField

impl RefUnwindSafe for NeverField

impl Send for NeverField

impl Sync for NeverField

impl Unpin for NeverField

impl UnwindSafe for NeverField

Blanket Implementations§

impl<T> Any for T
where T: 'static + ?Sized,

fn type_id(&self) -> TypeId

Gets the TypeId of self. Read more

impl<T> Borrow<T> for T
where T: ?Sized,

fn borrow(&self) -> &T

Immutably borrows from an owned value. Read more

impl<T> BorrowMut<T> for T
where T: ?Sized,

fn borrow_mut(&mut self) -> &mut T

Mutably borrows from an owned value. Read more

impl<T> From<T> for T

fn from(t: T) -> T

Returns the argument unchanged.

impl<T, U> Into<U> for T
where U: From<T>,

fn into(self) -> U

Calls U::from(self).

That is, this conversion is whatever the implementation of From<T> for U chooses to do.

impl<T> IntoEither for T

fn into_either(self, into_left: bool) -> Either<Self, Self>

Converts self into a Left variant of Either<Self, Self> if into_left is true. Converts self into a Right variant of Either<Self, Self> otherwise. Read more

fn into_either_with<F>(self, into_left: F) -> Either<Self, Self>
where F: FnOnce(&Self) -> bool,

Converts self into a Left variant of Either<Self, Self> if into_left(&self) returns true. Converts self into a Right variant of Either<Self, Self> otherwise. Read more

impl<T> NeoGetField<T> for T
where T: Copy,

fn get_field(&self) -> T

Returns the value of this trait’s field T.

impl<T> ToOwned for T
where T: Clone,

type Owned = T

The resulting type after obtaining ownership.

fn to_owned(&self) -> T

Creates owned data from borrowed data, usually by cloning. Read more

fn clone_into(&self, target: &mut T)

Uses borrowed data to replace owned data, usually by cloning. Read more

impl<T, U> TryFrom<U> for T
where U: Into<T>,

type Error = Infallible

The type returned in the event of a conversion error.

fn try_from(value: U) -> Result<T, <T as TryFrom<U>>::Error>

Performs the conversion.

impl<T, U> TryInto<U> for T
where U: TryFrom<T>,

type Error = <U as TryFrom<T>>::Error

The type returned in the event of a conversion error.

fn try_into(self) -> Result<U, <U as TryFrom<T>>::Error>

Performs the conversion.

impl<T> ErasedDestructor for T
where T: 'static,

impl<T> MaybeSendSync for T
where T: Send + Sync,