ergotree_interpreter/eval/
tuple.rs

1use ergotree_ir::mir::tuple::Tuple;
2use ergotree_ir::mir::value::Value;
3
4use crate::eval::env::Env;
5use crate::eval::Context;
6use crate::eval::EvalError;
7use crate::eval::Evaluable;
8
9impl Evaluable for Tuple {
10    fn eval<'ctx>(
11        &self,
12        env: &mut Env<'ctx>,
13        ctx: &Context<'ctx>,
14    ) -> Result<Value<'ctx>, EvalError> {
15        let items_v = self.items.try_mapped_ref(|i| i.eval(env, ctx));
16        Ok(Value::Tup(items_v?))
17    }
18}
19
20#[allow(clippy::unwrap_used)]
21#[cfg(test)]
22mod tests {
23    use super::*;
24    use crate::eval::tests::eval_out_wo_ctx;
25    use ergotree_ir::mir::expr::Expr;
26    use ergotree_ir::mir::global_vars::GlobalVars;
27
28    #[test]
29    fn eval() {
30        let e1: Expr = 1i64.into();
31        let e2: Expr = GlobalVars::Height.into();
32        let exprs = vec![e1, e2];
33        let tuple: Expr = Tuple::new(exprs).unwrap().into();
34        let res = eval_out_wo_ctx::<Value>(&tuple);
35        assert!(matches!(res, Value::Tup(_)));
36    }
37}
ergotree_interpreter/eval/tuple.rs

ergotree_interpreter/eval/
tuple.rs
