Extract getEntriesForFeed

Create a new function to get the entries for the feed.

main.go

@@ -21,18 +21,7 @@ func main() {
 		log.Fatal(err)
 	}
 
-	resp, err := http.Get(u.String())
+	items := getEntriesForFeed(u)
-	if err != nil {
-		log.Fatal(err)
-	}
-	defer resp.Body.Close()
-
-	if resp.StatusCode != 200 {
-		log.Fatalf("Status is not 200, but %d", resp.StatusCode)
-	}
-
-	md := microformats.Parse(resp.Body, u)
-	items := jf2.SimplifyMicroformatDataItems(md)
 
 	items = filterEntriesAfter(items, now.With(time.Now()).Monday())
 
@@ -47,6 +36,21 @@ func main() {
 	}
 }
 
+func getEntriesForFeed(u *url.URL) []microsub.Item {
+	resp, err := http.Get(u.String())
+	if err != nil {
+		log.Fatal(err)
+	}
+	defer resp.Body.Close()
+	if resp.StatusCode != 200 {
+		log.Fatalf("Status is not 200, but %d", resp.StatusCode)
+	}
+
+	md := microformats.Parse(resp.Body, u)
+	items := jf2.SimplifyMicroformatDataItems(md)
+	return items
+}
+
 func filterEntriesAfter(items []microsub.Item, from time.Time) []microsub.Item {
 	var result []microsub.Item
 	for _, item := range items {