From 5dc767239ab25b78adb6a0f01f96be78e16cad90 Mon Sep 17 00:00:00 2001
From: godcong <jumbycc@163.com>
Date: Fri, 11 Oct 2019 13:38:19 +0800
Subject: [PATCH] update scrape

---
 scrape.go | 7 ++++++-
 1 file changed, 6 insertions(+), 1 deletion(-)

diff --git a/scrape.go b/scrape.go
index 3df7f21..9a2fac7 100644
--- a/scrape.go
+++ b/scrape.go
@@ -2,6 +2,7 @@ package scrape
 
 import (
 	"encoding/json"
+	"fmt"
 	"io"
 	"os"
 	"path/filepath"
@@ -76,10 +77,14 @@ func (impl *scrapeImpl) Find(name string) (msg *[]*Content, e error) {
 		}
 		e = iGrab.Decode(msg)
 		if e != nil {
-			log.With("name", grab.Name(), "find", name).Error(e)
+			log.With("name", grab.Name(), "decode", name).Error(e)
 		}
 	}
 
+	if len(*msg) == 0 {
+		return nil, fmt.Errorf("[%s] not found", name)
+	}
+
 	if impl.cache != nil {
 		e := imageCache(impl.cache, *msg)
 		if e != nil {