shortcut::cmp

Enum Comparison

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pub enum Comparison<'a, T: Clone + 'a> {
    Equal(Value<'a, T>),
}
Expand description

A comparison to perform for a literal value against a Value.

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Equal(Value<'a, T>)

Is the value equal to the given Value?

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impl<'a, T: Ord + Clone + 'a> Comparison<'a, T>

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pub fn matches<R: Row<T> + ?Sized>(&self, value: &T, row: &R) -> bool

Returns true if the given value compares successfully against this Value when evaluated against the given row.

Trait Implementations§

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impl<'a, T: Clone + Clone + 'a> Clone for Comparison<'a, T>

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fn clone(&self) -> Comparison<'a, T>

Returns a duplicate 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<'a, T: Debug + Clone + 'a> Debug for Comparison<'a, 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<'a, T: Display + Clone + 'a> Display for Comparison<'a, T>

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

Formats the value using the given formatter. Read more

Auto Trait Implementations§

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impl<'a, T> Freeze for Comparison<'a, T>
where T: Freeze,

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impl<'a, T> RefUnwindSafe for Comparison<'a, T>
where T: RefUnwindSafe,

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impl<'a, T> Send for Comparison<'a, T>
where T: Send + Sync,

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impl<'a, T> Sync for Comparison<'a, T>
where T: Sync,

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impl<'a, T> Unpin for Comparison<'a, T>
where T: Unpin,

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impl<'a, T> UnwindSafe for Comparison<'a, T>
where T: UnwindSafe + RefUnwindSafe,

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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> 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> From<T> for T

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fn from(t: T) -> T

Returns the argument unchanged.

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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> 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> ToString for T
where T: Display + ?Sized,

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fn to_string(&self) -> String

Converts the given value to a String. 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.