From 05c2fa6087abbaee7fcffc5839d6d6fd03c75749 Mon Sep 17 00:00:00 2001
From: xvqxy <76832739+xvqxy@users.noreply.github.com>
Date: Sat, 6 Feb 2021 18:43:53 +0100
Subject: [PATCH] Add doc for getFilter func.

---
 cmd.go | 3 +++
 1 file changed, 3 insertions(+)

diff --git a/cmd.go b/cmd.go
index acbb2559..e95cb323 100644
--- a/cmd.go
+++ b/cmd.go
@@ -180,6 +180,9 @@ func handleCmd(cmdArgs *settings.Arguments, dbExecutor db.Executor) error {
 	return fmt.Errorf(gotext.Get("unhandled operation"))
 }
 
+// getFilter returns filter function which can keep packages which were only
+// explicitly installed or ones installed as dependencies for showing available
+// updates or their count.
 func getFilter(cmdArgs *settings.Arguments) (upgrade.Filter, error) {
 	deps, explicit := cmdArgs.ExistsArg("d", "deps"), cmdArgs.ExistsArg("e", "explicit")
 	switch {