diff --git a/scraper.go b/scraper.go
index badcf8d..dfdbbb2 100644
--- a/scraper.go
+++ b/scraper.go
@@ -6,6 +6,13 @@ import (
 	"golang.org/x/net/html"
 )
 
+func Must[T any](v T, err error) T {
+	if err != nil {
+		panic(err)
+	}
+	return v
+}
+
 type crawlFunc func(*html.Node)
 
 func SearchElem(n *html.Node, data string) chan *html.Node {