Trait Expression

pub trait Expression {
    // Required method
    fn evaluate(
        &self,
        context: &dyn EvaluationContext,
    ) -> Result<Box<dyn Any>, Box<dyn Error>>;
}

Required Methods

fn evaluate( &self, context: &dyn EvaluationContext, ) -> Result<Box<dyn Any>, Box<dyn Error>>

Calculate expression result with context

Arguments

• context - Context of evaluation

Returns

The value of this expression

Implementors