From bb493c037ab84541a5efc02653de81e897ba1511 Mon Sep 17 00:00:00 2001
From: =?UTF-8?q?Jonathan=20H=C3=A4hne?= <jonathan.haehne@hotmail.com>
Date: Wed, 7 Apr 2021 17:26:50 +0200
Subject: [PATCH] Add proper range check

Whoops
---
 src/analysis.zig | 5 ++++-
 1 file changed, 4 insertions(+), 1 deletion(-)

diff --git a/src/analysis.zig b/src/analysis.zig
index 170fdd5..10fd1cc 100644
--- a/src/analysis.zig
+++ b/src/analysis.zig
@@ -2877,7 +2877,10 @@ fn makeScopeInternal(
             };
             errdefer scope.decls.deinit();
 
-            if (token_tags[catch_token + 1] == .pipe and token_tags[catch_token + 2] == .identifier) {
+            if (token_tags.len > catch_token + 2 and
+                token_tags[catch_token + 1] == .pipe and
+                token_tags[catch_token + 2] == .identifier)
+            {
                 const name = tree.tokenSlice(catch_token + 2);
                 try scope.decls.putNoClobber(name, .{ .ast_node = catch_expr });
             }