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LambdaConstraint

csp_solver::constraint::lambda

Struct LambdaConstraint 

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pub struct LambdaConstraint<D: Domain> { /* private fields */ }

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impl<D: Domain> LambdaConstraint<D>

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pub fn new( scope: Vec<VarId>, checker: impl Fn(&[Option<D::Value>]) -> bool + 'static, label: impl Into<String>, ) -> Self

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impl<D: Domain> Constraint<D> for LambdaConstraint<D>

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fn scope(&self) -> &[VarId] ⓘ

The variables this constraint involves (its “scope”).
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fn check(&self, assignment: &[Option<D::Value>]) -> bool

Check whether a full or partial assignment satisfies this constraint.
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fn revise(&self, vars: &mut [Variable<D>], depth: usize) -> Revision

AC-3 style revision: prune unsupported values from domains.
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impl<D: Domain> Debug for LambdaConstraint<D>

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

Formats the value using the given formatter. Read more

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> 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, 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.