Struct Obj

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pub struct Obj<T>(pub T);
Expand description

Convenient wrapper struct that implements any of the traits supported by this crate if the contained type derefs to something implementing the **Obj analog trait.

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§0: T

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impl<T> Obj<T>

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pub fn new(item: T) -> Self

Typically, you should just use Obj(item). This method is for compatibility with type aliases.

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impl<T: Clone> Clone for Obj<T>

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fn clone(&self) -> Obj<T>

Returns a copy of the value. Read more
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fn clone_from(&mut self, source: &Self)

Performs copy-assignment from source. Read more
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impl<T: Debug> Debug for Obj<T>

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

Formats the value using the given formatter. Read more
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impl<T> Deref for Obj<T>

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type Target = T

The resulting type after dereferencing.
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fn deref(&self) -> &Self::Target

Dereferences the value.
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impl<T> DerefMut for Obj<T>

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fn deref_mut(&mut self) -> &mut Self::Target

Mutably dereferences the value.
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impl<T: Deref<Target = X>, X: HashObj + ?Sized> Hash for Obj<T>

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fn hash<H: Hasher>(&self, state: &mut H)

Feeds this value into the given Hasher. Read more
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fn hash_slice<H>(data: &[Self], state: &mut H)
where H: Hasher, Self: Sized,

Feeds a slice of this type into the given Hasher. Read more
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impl<T: Deref<Target = X>, X: PartialEqObj + ?Sized> PartialEq for Obj<T>
where Obj<T>: 'static,

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fn eq(&self, other: &Self) -> bool

Tests for self and other values to be equal, and is used by ==.
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fn ne(&self, other: &Rhs) -> bool

Tests for !=. The default implementation is almost always sufficient, and should not be overridden without very good reason.
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impl<T: Copy> Copy for Obj<T>

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impl<T: Deref<Target = X>, X: EqObj + ?Sized> Eq for Obj<T>
where Obj<T>: 'static,

Auto Trait Implementations§

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impl<T> Freeze for Obj<T>
where T: Freeze,

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

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

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

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

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

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

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fn type_id(&self) -> TypeId

Gets the TypeId of self. Read more
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impl<T> AsAny for T
where T: Any,

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fn as_any(&self) -> &(dyn Any + 'static)

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

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fn borrow(&self) -> &T

Immutably borrows from an owned value. Read more
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impl<T> BorrowMut<T> for T
where T: ?Sized,

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

Mutably borrows from an owned value. Read more
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impl<T> CloneToUninit for T
where T: Clone,

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unsafe fn clone_to_uninit(&self, dest: *mut u8)

🔬This is a nightly-only experimental API. (clone_to_uninit)
Performs copy-assignment from self to dest. Read more
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impl<T> EqObj for T
where T: Eq + PartialEqObj,

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fn as_eq_object(&self) -> &(dyn EqObj + 'static)

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fn to_eq_object(self) -> Box<dyn EqObj>

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impl<T> From<T> for T

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fn from(t: T) -> T

Returns the argument unchanged.

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impl<T> HashObj for T
where T: Hash,

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fn hash_object(&self, state: &mut dyn Hasher)

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fn as_hash_object(&self) -> &dyn HashObj

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fn to_hash_object(self) -> Box<dyn HashObj>
where T: 'static,

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

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fn into(self) -> U

Calls U::from(self).

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

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impl<T> PartialEqObj for T
where T: PartialEq + AsAny,

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fn eq_object(&self, other: &(dyn PartialEqObj + 'static)) -> bool

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fn as_partial_eq_object(&self) -> &(dyn PartialEqObj + 'static)

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fn to_partial_eq_object(self) -> Box<dyn PartialEqObj>

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impl<P, T> Receiver for P
where P: Deref<Target = T> + ?Sized, T: ?Sized,

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type Target = T

🔬This is a nightly-only experimental API. (arbitrary_self_types)
The target type on which the method may be called.
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impl<T> ToOwned for T
where T: Clone,

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type Owned = T

The resulting type after obtaining ownership.
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fn to_owned(&self) -> T

Creates owned data from borrowed data, usually by cloning. Read more
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fn clone_into(&self, target: &mut T)

Uses borrowed data to replace owned data, usually by cloning. Read more
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impl<T, U> TryFrom<U> for T
where U: Into<T>,

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type Error = Infallible

The type returned in the event of a conversion error.
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fn try_from(value: U) -> Result<T, <T as TryFrom<U>>::Error>

Performs the conversion.
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impl<T, U> TryInto<U> for T
where U: TryFrom<T>,

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

The type returned in the event of a conversion error.
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fn try_into(self) -> Result<U, <U as TryFrom<T>>::Error>

Performs the conversion.