Struct frame_system::EnsureNever[−][src]

pub struct EnsureNever<T>(_);

Trait Implementations

`impl<O, T> EnsureOrigin<O> for EnsureNever<T>`[src]

`type Success = T`

A return type.

`fn try_origin(o: O) -> Result<Self::Success, O>`[src]

`pub fn ensure_origin(o: OuterOrigin) -> Result<Self::Success, BadOrigin>`[src]

Auto Trait Implementations

`impl<T> RefUnwindSafe for EnsureNever<T> where T: RefUnwindSafe,`

`impl<T> Send for EnsureNever<T> where T: Send,`

`impl<T> Sync for EnsureNever<T> where T: Sync,`

`impl<T> Unpin for EnsureNever<T> where T: Unpin,`

`impl<T> UnwindSafe for EnsureNever<T> where T: UnwindSafe,`

Blanket Implementations

`impl<T> Any for T where T: 'static + ?Sized,` [src]

`pub fn type_id(&self) -> TypeId`[src]

`impl<T> Borrow<T> for T where T: ?Sized,` [src]

`pub fn borrow(&self) -> &T`[src]

`impl<T> BorrowMut<T> for T where T: ?Sized,` [src]

`pub fn borrow_mut(&mut self) -> &mut T`[src]

`impl<T> CheckedConversion for T`[src]

`pub fn checked_from<T>(t: T) -> Option<Self> where Self: TryFrom<T>,` [src]

`pub fn checked_into<T>(self) -> Option<T> where Self: TryInto<T>,` [src]

`impl<T> From<T> for T`[src]

`pub fn from(t: T) -> T`[src]

`impl<T> Instrument for T`[src]

`pub fn instrument(self, span: Span) -> Instrumented<Self>`[src]

`pub fn in_current_span(self) -> Instrumented<Self>`[src]

`impl<T, U> Into for T where U: From<T>,` [src]

`pub fn into(self) -> U`[src]

`impl<T> IsType<T> for T`[src]

`pub fn from_ref(t: &T) -> &T`[src]

`pub fn into_ref(&self) -> &T`[src]

`pub fn from_mut(t: &mut T) -> &mut T`[src]

`pub fn into_mut(&mut self) -> &mut T`[src]

`impl<T, Outer> IsWrappedBy<Outer> for T where T: From<Outer>, Outer: AsRef<T> + AsMut<T> + From<T>,` [src]

`pub fn from_ref(outer: &Outer) -> &T`[src]

Get a reference to the inner from the outer.

`pub fn from_mut(outer: &mut Outer) -> &mut T`[src]

Get a mutable reference to the inner from the outer.

`impl<T> Same<T> for T`[src]

`type Output = T`

Should always be Self

`impl<T> SaturatedConversion for T`[src]

`pub fn saturated_from<T>(t: T) -> Self where Self: UniqueSaturatedFrom<T>,` [src]

`pub fn saturated_into<T>(self) -> T where Self: UniqueSaturatedInto<T>,` [src]

`impl<T, U> TryFrom for T where U: Into<T>,` [src]

`type Error = Infallible`

The type returned in the event of a conversion error.

`pub fn try_from(value: U) -> Result<T, <T as TryFrom>::Error>`[src]

`impl<T, U> TryInto for T where U: TryFrom<T>,` [src]

`type Error = >::Error`

The type returned in the event of a conversion error.

`pub fn try_into(self) -> Result<U, >::Error>`[src]

`impl<S, T> UncheckedInto<T> for S where T: UncheckedFrom<S>,` [src]

`pub fn unchecked_into(self) -> T`[src]

`impl<T, S> UniqueSaturatedInto<T> for S where T: Bounded, S: TryInto<T>,` [src]

`pub fn unique_saturated_into(self) -> T`[src]

`impl<V, T> VZip<V> for T where V: MultiLane<T>,` [src]

`pub fn vzip(self) -> V`[src]

`impl<T> MaybeRefUnwindSafe for T where T: RefUnwindSafe,` [src]

Struct frame_system::EnsureNever⎘[−][src]

Trait Implementations

impl<O, T> EnsureOrigin<O> for EnsureNever<T>[src]

type Success = T

fn try_origin(o: O) -> Result<Self::Success, O>[src]

pub fn ensure_origin(o: OuterOrigin) -> Result<Self::Success, BadOrigin>[src]

Auto Trait Implementations

impl<T> RefUnwindSafe for EnsureNever<T> where T: RefUnwindSafe,

impl<T> Send for EnsureNever<T> where T: Send,

impl<T> Sync for EnsureNever<T> where T: Sync,

impl<T> Unpin for EnsureNever<T> where T: Unpin,

impl<T> UnwindSafe for EnsureNever<T> where T: UnwindSafe,

Blanket Implementations

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

pub fn type_id(&self) -> TypeId[src]

impl<T> Borrow<T> for T where T: ?Sized, [src]

pub fn borrow(&self) -> &T[src]

impl<T> BorrowMut<T> for T where T: ?Sized, [src]

pub fn borrow_mut(&mut self) -> &mut T[src]

impl<T> CheckedConversion for T[src]

pub fn checked_from<T>(t: T) -> Option<Self> where Self: TryFrom<T>, [src]

pub fn checked_into<T>(self) -> Option<T> where Self: TryInto<T>, [src]

impl<T> From<T> for T[src]

pub fn from(t: T) -> T[src]

impl<T> Instrument for T[src]

pub fn instrument(self, span: Span) -> Instrumented<Self>[src]

pub fn in_current_span(self) -> Instrumented<Self>[src]

impl<T, U> Into<U> for T where U: From<T>, [src]

pub fn into(self) -> U[src]

impl<T> IsType<T> for T[src]

pub fn from_ref(t: &T) -> &T[src]

pub fn into_ref(&self) -> &T[src]

pub fn from_mut(t: &mut T) -> &mut T[src]

pub fn into_mut(&mut self) -> &mut T[src]

impl<T, Outer> IsWrappedBy<Outer> for T where T: From<Outer>, Outer: AsRef<T> + AsMut<T> + From<T>, [src]

pub fn from_ref(outer: &Outer) -> &T[src]

pub fn from_mut(outer: &mut Outer) -> &mut T[src]

impl<T> Same<T> for T[src]

type Output = T

impl<T> SaturatedConversion for T[src]

pub fn saturated_from<T>(t: T) -> Self where Self: UniqueSaturatedFrom<T>, [src]

pub fn saturated_into<T>(self) -> T where Self: UniqueSaturatedInto<T>, [src]

impl<T, U> TryFrom<U> for T where U: Into<T>, [src]

type Error = Infallible

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

impl<T, U> TryInto<U> for T where U: TryFrom<T>, [src]

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

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

impl<S, T> UncheckedInto<T> for S where T: UncheckedFrom<S>, [src]

pub fn unchecked_into(self) -> T[src]

impl<T, S> UniqueSaturatedInto<T> for S where T: Bounded, S: TryInto<T>, [src]

pub fn unique_saturated_into(self) -> T[src]

impl<V, T> VZip<V> for T where V: MultiLane<T>, [src]

pub fn vzip(self) -> V[src]

impl<T> MaybeRefUnwindSafe for T where T: RefUnwindSafe, [src]