improve search results by requiring word boundary

E.g. searching for "sport" should not yield proposals about transport.

1 files changed, 6 insertions, 1 deletions

diff --git a/script.js b/script.js
index 1301379..35aa43e 100644
--- a/script.js
+++ b/script.js
@@ -21,10 +21,15 @@ function normalize(str) {
 	return str.toLowerCase().replaceAll('_', ' ')
 }
 
+function escapeForRegex(str) {
+	return str.replace(/[.*+?^${}()|[\]\\]/g, '\\$&')
+}
+
 function display(proposals) {
 	const params = {};
 	if (nameInput.value) {
-		proposals = proposals.filter(p => normalize(p.name || p.page_title).includes(normalize(nameInput.value)));
+		const regex = new RegExp('\\b' + escapeForRegex(normalize(nameInput.value)));
+		proposals = proposals.filter(p => regex.test(normalize(p.name || p.page_title)));
 		params.q = nameInput.value;
 	}