From 7807cae93dadf4772828d465b0a367095e4dcd46 Mon Sep 17 00:00:00 2001
From: Nick White <git@njw.name>
Date: Wed, 9 Oct 2019 20:51:43 +0100
Subject: Make confgraph and graph in general more resilient to bad input

---
 cmd/confgraph/main.go | 5 ++++-
 1 file changed, 4 insertions(+), 1 deletion(-)

(limited to 'cmd/confgraph')

diff --git a/cmd/confgraph/main.go b/cmd/confgraph/main.go
index 9b158f3..ed5ce93 100644
--- a/cmd/confgraph/main.go
+++ b/cmd/confgraph/main.go
@@ -22,6 +22,9 @@ func walker(confs *[]*bookpipeline.Conf) filepath.WalkFunc {
 		}
 		avg, err := hocr.GetAvgConf(path)
 		if err != nil {
+			if err.Error() == "No words found" {
+				return nil
+			}
 			return err
 		}
 		c := bookpipeline.Conf{
@@ -35,7 +38,7 @@ func walker(confs *[]*bookpipeline.Conf) filepath.WalkFunc {
 
 func main() {
 	flag.Usage = func() {
-		fmt.Fprintln(flag.CommandLine.Output(), "Usage: bookpipeline hocrdir graph.png")
+		fmt.Fprintln(flag.CommandLine.Output(), "Usage: confgraph hocrdir graph.png")
 		flag.PrintDefaults()
 	}
 	flag.Parse()
-- 
cgit v1.2.1-24-ge1ad