From 8fa1af8ac85a9f5395b53139ac6bcc299d95f347 Mon Sep 17 00:00:00 2001
From: Marmare314 <49279081+Marmare314@users.noreply.github.com>
Date: Fri, 28 Apr 2023 18:49:21 +0200
Subject: check index on placeholder (#1005)

---
 src/eval/mod.rs | 8 +++++++-
 1 file changed, 7 insertions(+), 1 deletion(-)

(limited to 'src/eval')

diff --git a/src/eval/mod.rs b/src/eval/mod.rs
index 68163bf6..2719c298 100644
--- a/src/eval/mod.rs
+++ b/src/eval/mod.rs
@@ -1268,7 +1268,13 @@ impl ast::Pattern {
                 ast::DestructuringKind::Named(named) => {
                     bail!(named.span(), "cannot destructure named elements from an array")
                 }
-                ast::DestructuringKind::Placeholder(_) => i += 1,
+                ast::DestructuringKind::Placeholder(underscore) => {
+                    if i < value.len() {
+                        i += 1
+                    } else {
+                        bail!(underscore.span(), "not enough elements to destructure")
+                    }
+                }
             }
         }
         if i < value.len() {
-- 
cgit v1.2.3