From e8b8ce6ddd2419e2daf6a516a17486c5b700808a Mon Sep 17 00:00:00 2001
From: Doron Behar <doron.behar@gmail.com>
Date: Mon, 13 Jul 2020 09:26:41 +0300
Subject: [PATCH] config: skip empty lines

---
 previewer.go | 4 ++++
 1 file changed, 4 insertions(+)

diff --git a/previewer.go b/previewer.go
index c1ea5ce..fc2d6b7 100644
--- a/previewer.go
+++ b/previewer.go
@@ -61,6 +61,10 @@ func NewPreviewer(filePath, configPath string) (Previewer, error) {
 	scanner.Split(bufio.ScanLines)
 	for scanner.Scan() {
 		def := strings.Fields(scanner.Text())
+		if len(def) == 0 {
+			// Empty lines are skipped
+			continue
+		}
 		match, err := regexp.MatchString(def[0], p.mimeType)
 		if err != nil {
 			return p, err