From c15291f5d80919e8cf569b430d435bef6220376d Mon Sep 17 00:00:00 2001
From: Mugen87 <michael.herzog@human-interactive.org>
Date: Wed, 16 Mar 2022 11:06:21 +0100
Subject: [PATCH] Escape strings for use in regex search.

---
 docs/index.html     | 8 +++++++-
 examples/index.html | 8 +++++++-
 2 files changed, 14 insertions(+), 2 deletions(-)

diff --git a/docs/index.html b/docs/index.html
index f65726b1121f2a..f9a69704cbbcc7 100644
--- a/docs/index.html
+++ b/docs/index.html
@@ -350,6 +350,12 @@ <h1><a href="https://threejs.org">three.js</a></h1>
 
 		}
 
+		function escapeRegExp( string ) {
+
+			return string.replace( /[.*+?^${}()|[\]\\]/g, '\\$&' ); // https://stackoverflow.com/a/6969486/5250847
+
+		}
+
 		function updateFilter() {
 
 			let v = filterInput.value.trim();
@@ -367,7 +373,7 @@ <h1><a href="https://threejs.org">three.js</a></h1>
 
 			//
 
-			const regExp = new RegExp( filterInput.value, 'gi' );
+			const regExp = new RegExp( escapeRegExp( v ), 'gi' );
 
 			for ( let pageName in pageProperties ) {
 
diff --git a/examples/index.html b/examples/index.html
index 29b09bd49ba4df..6c1a11cdc57ab3 100644
--- a/examples/index.html
+++ b/examples/index.html
@@ -249,6 +249,12 @@ <h1><a href="https://threejs.org">three.js</a></h1>
 
 		}
 
+		function escapeRegExp( string ) {
+
+			return string.replace( /[.*+?^${}()|[\]\\]/g, '\\$&' ); // https://stackoverflow.com/a/6969486/5250847
+
+		}
+
 		function updateFilter( files, tags ) {
 
 			let v = filterInput.value.trim();
@@ -264,7 +270,7 @@ <h1><a href="https://threejs.org">three.js</a></h1>
 
 			}
 
-			const exp = new RegExp( v, 'gi' );
+			const exp = new RegExp( escapeRegExp( v ), 'gi' );
 
 			for ( const key in files ) {