rune 0.9.0

An embeddable dynamic programming language for Rust.
Documentation 
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use crate::ir::eval::prelude::*;

impl IrEval for ir::IrDecl {
    type Output = IrValue;

    fn eval(
        &self,
        interp: &mut IrInterpreter<'_>,
        used: Used,
    ) -> Result<Self::Output, IrEvalOutcome> {
        interp.budget.take(self)?;
        let value = self.value.eval(interp, used)?;
        interp.scopes.decl(&self.name, value, self)?;
        Ok(IrValue::Unit)
    }
}