git.delta.rocks / jrsonnet / refs/commits / 9268ff4f09ce

379		1, to: ty!(number) => Val::Num;379		1, to: ty!(number) => Val::Num;
380	], {380	], {
381		if to < from {381		if to < from {
382			return Ok(Val::Arr(Rc::new(Vec::new())))382			return Ok(Val::Arr(ArrValue::new_eager()))
383		}383		}
384		let mut out = Vec::with_capacity((1+to as usize-from as usize).max(0));384		let mut out = Vec::with_capacity((1+to as usize-from as usize).max(0));
385		for i in from as usize..=to as usize {385		for i in from as usize..=to as usize {

--- a/crates/jrsonnet-evaluator/src/val.rs
+++ b/crates/jrsonnet-evaluator/src/val.rs
@@ -179,6 +179,10 @@
 	Extended(Box<(Self, Self)>),
 }
 impl ArrValue {
+	pub fn new_eager() -> Self {
+		Self::Eager(Rc::new(Vec::new()))
+	}
+
 	pub fn len(&self) -> usize {
 		match self {
 			Self::Lazy(l) => l.len(),