From dd71191bb6b9268b6e8bd95d72eef6e1b75f7656 Mon Sep 17 00:00:00 2001
From: Bryan Boreham <bjboreham@gmail.com>
Date: Sat, 8 Jun 2019 13:10:19 +0000
Subject: [PATCH] Check earlier for blank records file

---
 extras/scanner/main.go | 3 +++
 1 file changed, 3 insertions(+)

diff --git a/extras/scanner/main.go b/extras/scanner/main.go
index 50086a608..57b34f080 100644
--- a/extras/scanner/main.go
+++ b/extras/scanner/main.go
@@ -142,6 +142,9 @@ func main() {
 		bigScan(dynamoDBConfig, scanner.segments, pagesPerDot)
 		return
 	}
+	if recordsFile == "" {
+		checkFatal(fmt.Errorf("Must set one of -delete-records-file or -big-scan."))
+	}
 
 	orgs := setupOrgs(orgsFile)