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TriggerExpr

mongreldb_core::trigger

Enum TriggerExpr 

Source 
pub enum TriggerExpr {
    Value(TriggerValue),
    Eq {
        left: TriggerValue,
        right: TriggerValue,
    },
    NotEq {
        left: TriggerValue,
        right: TriggerValue,
    },
    Lt {
        left: TriggerValue,
        right: TriggerValue,
    },
    Lte {
        left: TriggerValue,
        right: TriggerValue,
    },
    Gt {
        left: TriggerValue,
        right: TriggerValue,
    },
    Gte {
        left: TriggerValue,
        right: TriggerValue,
    },
    IsNull(TriggerValue),
    IsNotNull(TriggerValue),
    And {
        left: Box<TriggerExpr>,
        right: Box<TriggerExpr>,
    },
    Or {
        left: Box<TriggerExpr>,
        right: Box<TriggerExpr>,
    },
    Not(Box<TriggerExpr>),
}

Variants§

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Value(TriggerValue)

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Eq

Fields

§left: TriggerValue
§right: TriggerValue
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NotEq

Fields

§left: TriggerValue
§right: TriggerValue
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Lt

Fields

§left: TriggerValue
§right: TriggerValue
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Lte

Fields

§left: TriggerValue
§right: TriggerValue
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Gt

Fields

§left: TriggerValue
§right: TriggerValue
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Gte

Fields

§left: TriggerValue
§right: TriggerValue
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IsNull(TriggerValue)

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IsNotNull(TriggerValue)

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And

Fields

§left: Box<TriggerExpr>
§right: Box<TriggerExpr>
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Or

Fields

§left: Box<TriggerExpr>
§right: Box<TriggerExpr>
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Not(Box<TriggerExpr>)

Trait Implementations§

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impl Clone for TriggerExpr

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fn clone(&self) -> TriggerExpr

Returns a duplicate of the value. Read more
1.0.0 (const: unstable) · Source§

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

Performs copy-assignment from source. Read more
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impl Debug for TriggerExpr

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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<'de> Deserialize<'de> for TriggerExpr

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fn deserialize<D: Deserializer<'de>>(deserializer: D) -> Result<Self, D::Error>

Deserialize this value from the given Serde deserializer. Read more
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impl PartialEq for TriggerExpr

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

Tests for self and other values to be equal, and is used by ==.
1.0.0 (const: unstable) · Source§

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 Serialize for TriggerExpr

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fn serialize<S: Serializer>(&self, serializer: S) -> Result<S::Ok, S::Error>

Serialize this value into the given Serde serializer. Read more
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impl StructuralPartialEq for TriggerExpr

Auto Trait Implementations§

Blanket Implementations§

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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> DeserializeOwned for T
where T: for<'de> Deserialize<'de>,

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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> IntoEither for T

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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
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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
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impl<T> Pointable for T

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const ALIGN: usize

The alignment of pointer.
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type Init = T

The type for initializers.
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unsafe fn init(init: <T as Pointable>::Init) -> usize

Initializes a with the given initializer. Read more
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unsafe fn deref<'a>(ptr: usize) -> &'a T

Dereferences the given pointer. Read more
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unsafe fn deref_mut<'a>(ptr: usize) -> &'a mut T

Mutably dereferences the given pointer. Read more
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unsafe fn drop(ptr: usize)

Drops the object pointed to by the given pointer. Read more
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impl<T> Same for T

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type Output = T

Should always be Self
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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.