From 66bd0f428fc4790725d8deeac8f7fde2937e58f6 Mon Sep 17 00:00:00 2001
From: Ardis Lu <ardisglu@gmail.com>
Date: Wed, 3 Apr 2024 22:43:28 -0700
Subject: [PATCH] Skip lookahead if no closing parenthesis is found

Fixes issue where an extra event is found while a user is typing an event, because substring(start, -1) captures the entire input and re-captures the first event in the input.
---
 index.html | 3 +++
 1 file changed, 3 insertions(+)

diff --git a/index.html b/index.html
index 210fb50..bdc7021 100644
--- a/index.html
+++ b/index.html
@@ -321,6 +321,9 @@
         if ((line.match(/\(/g)?.length ?? 0) > (line.match(/\)/g)?.length ?? 0)) {
           const start = code.indexOf(line, position - originalLineLength - 1);
           const end = code.indexOf(')', start);
+          if (end === -1) { // No closing parenthesis found
+            continue;
+          }
           const lookaheadLine = code.substring(start, end + 1).replaceAll('\n', '');
           try {
             const normalizedEvent = normalizeEvent(lookaheadLine, strict);
-- 
2.47.3