upd

Author: aceinetx

zenlang/src/vm/vm.rs

@@ -196,6 +196,8 @@ impl VM {
         }
 
         // If refs != 1, the vars are prolly used somewhere else so don't clear them
+        // TODO: This doesn't work and doesn't pass the fourth test in vm_closure.rs, instead we
+        // should try using weak ptr's
         if refs == 1 {
             (&mut *environ.borrow_mut()).vars.clear();
         }

zenlang/tests/vm_closure.rs

@@ -111,3 +111,27 @@ fn main {
         Value::Number(3.0),
     );
 }
+
+#[test]
+fn vm_test_closure_4() {
+    expect_to_return(
+        r#"
+fn closure array {
+    let x = 5;
+    let closure = fn {
+        return x;
+    };
+    return closure;
+} 
+
+fn main {
+    let arr = [];
+    let f =closure(arr);
+
+    return f();
+}
+    "#
+        .into(),
+        Value::Number(5.0),
+    );
+}