From 290393a62f896bffd5e103a1814093949f6780ac Mon Sep 17 00:00:00 2001
From: minneelyyyy <minneelyyyy@proton.me>
Date: Mon, 14 Oct 2024 23:59:33 -0400
Subject: [PATCH] use a box for hashmap

---
 src/executor.rs | 4 ++--
 1 file changed, 2 insertions(+), 2 deletions(-)

diff --git a/src/executor.rs b/src/executor.rs
index fbe8c17..75930cd 100644
--- a/src/executor.rs
+++ b/src/executor.rs
@@ -76,7 +76,7 @@ impl<I: Iterator<Item = Result<ParseTree, ParseError>>> Executor<I> {
     fn exec(
         &mut self,
         tree: Box<ParseTree>,
-        locals: &mut Cow<HashMap<String, Object>>) -> Result<Value, RuntimeError>
+        locals: &mut Cow<Box<HashMap<String, Object>>>) -> Result<Value, RuntimeError>
     {
         match *tree {
             ParseTree::Add(x, y) => match (self.exec(x, locals)?, self.exec(y, locals)?) {
@@ -304,7 +304,7 @@ impl<I: Iterator<Item = Result<ParseTree, ParseError>>> Iterator for Executor<I>
         let expr = self.exprs.next();
 
         match expr {
-            Some(Ok(expr)) => Some(self.exec(Box::new(expr), &mut Cow::Borrowed(&HashMap::new()))),
+            Some(Ok(expr)) => Some(self.exec(Box::new(expr), &mut Cow::Borrowed(&Box::new(HashMap::new())))),
             Some(Err(e)) => Some(Err(RuntimeError::ParseError(e))),
             None => None,
         }