From cb64acbf7a9f321d1eb3c9228c05beb8028d2409 Mon Sep 17 00:00:00 2001
From: steve02081504 <steve02081504@EDEN.fukwold>
Date: Thu, 30 Oct 2025 10:21:44 +0800
Subject: [PATCH] fix #305

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

diff --git a/src/TransformableString.js b/src/TransformableString.js
index afdeb0f..7888804 100644
--- a/src/TransformableString.js
+++ b/src/TransformableString.js
@@ -25,7 +25,7 @@ function locationToIndex(location, lineStarts) {
 }
 
 function indexToLocation(index, lineStarts) {
-  if (index < 0) throw new Error("Invalid index")
+  if (index < 0) return
 
   let line = 0
   while (line + 1 < lineStarts.length && lineStarts[line + 1] <= index) {
@@ -106,7 +106,7 @@ module.exports = class TransformableString {
       }
     }
     if (index < 0 || index > this._original.length) {
-      throw new Error("Invalid index")
+      return
     }
     if (index == this._original.length) {
       if (block.to && block.to === this._original.length) {