Ticket #39041: 39041.diff

src/js/_enqueues/wp/theme.js

@@ -180 +180 @@
                 // Start with a full collection
                 this.reset( themes.data.themes, { silent: true } );
 
+                // Trim the term
+                term = term.trim();
+
                 // Escape the term string for RegExp meta characters
                 term = term.replace( /[-\/\\^$*+?.()|[\]{}]/g, '\\$&' );