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ConditionExprEvaluator

Struct ConditionExprEvaluator 

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pub struct ConditionExprEvaluator<'a, E: ConditionEvaluator> { /* private fields */ }
Expand description

Evaluates a ConditionExpr AST against an evaluation context.

Uses three-valued short-circuit logic:

  • AND: False short-circuits to False; all True -> True; else Unknown
  • OR: True short-circuits to True; all False -> False; else Unknown
  • XOR: requires both operands known; Unknown if either is Unknown
  • NOT: inverts True/False; preserves Unknown

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impl<'a, E: ConditionEvaluator> ConditionExprEvaluator<'a, E>

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pub fn new(evaluator: &'a E) -> Self

Create a new expression evaluator wrapping a condition evaluator.

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pub fn evaluate( &self, expr: &ConditionExpr, ctx: &EvaluationContext<'_>, ) -> ConditionResult

Evaluate a condition expression tree.

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pub fn evaluate_status( &self, ahb_status: &str, ctx: &EvaluationContext<'_>, ) -> ConditionResult

Parse an AHB status string, evaluate it, and return the result.

Returns ConditionResult::True if there are no conditions (unconditionally required).

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pub fn evaluate_status_with_ub( &self, ahb_status: &str, ctx: &EvaluationContext<'_>, ub_definitions: &HashMap<String, ConditionExpr>, ) -> ConditionResult

Like evaluate_status, but expands UB condition references inline during parsing.

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pub fn evaluate_status_detailed( &self, ahb_status: &str, ctx: &EvaluationContext<'_>, ) -> (ConditionResult, Vec<u32>)

Like evaluate_status, but also returns the IDs of conditions that evaluated to Unknown.

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pub fn evaluate_status_detailed_with_ub( &self, ahb_status: &str, ctx: &EvaluationContext<'_>, ub_definitions: &HashMap<String, ConditionExpr>, ) -> (ConditionResult, Vec<u32>)

Like evaluate_status_detailed, but expands UB condition references inline during parsing.

Auto Trait Implementations§

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impl<'a, E> Freeze for ConditionExprEvaluator<'a, E>

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impl<'a, E> RefUnwindSafe for ConditionExprEvaluator<'a, E>
where E: RefUnwindSafe,

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impl<'a, E> Send for ConditionExprEvaluator<'a, E>

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impl<'a, E> Sync for ConditionExprEvaluator<'a, E>

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impl<'a, E> Unpin for ConditionExprEvaluator<'a, E>

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impl<'a, E> UnsafeUnpin for ConditionExprEvaluator<'a, E>

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impl<'a, E> UnwindSafe for ConditionExprEvaluator<'a, E>
where E: RefUnwindSafe,

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

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fn type_id(&self) -> TypeId

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

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fn borrow(&self) -> &T

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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

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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.