move URL into dedicated folder

pkg/url/path.go

@@ -0,0 +1,15 @@
+package url
+
+import (
+	"strings"
+)
+
+// PathSplitQuery splits a path from a query.
+func PathSplitQuery(pathAndQuery string) (string, string) {
+	i := strings.Index(pathAndQuery, "?")
+	if i >= 0 {
+		return pathAndQuery[:i], pathAndQuery[i+1:]
+	}
+
+	return pathAndQuery, ""
+}