From 47c8a75f97f21ae6cffa61e61e62000642f82ab7 Mon Sep 17 00:00:00 2001
From: Egor Tensin <Egor.Tensin@gmail.com>
Date: Thu, 6 Jan 2022 20:11:05 +0300
Subject: db.sh: add parse_mode function

---
 src/db.sh | 17 +++++++++++++++++
 1 file changed, 17 insertions(+)

(limited to 'src')

diff --git a/src/db.sh b/src/db.sh
index d987e85..b057202 100644
--- a/src/db.sh
+++ b/src/db.sh
@@ -263,6 +263,23 @@ unlink_obsolete_entries() {
     done
 }
 
+parse_mode() {
+    if [ "$#" -ne 1 ]; then
+        echo "usage: ${FUNCNAME[0]} MODE" >&2
+        return 1
+    fi
+
+    local mode="$1"
+    shift
+
+    if [ -z "$mode" ]; then
+        dump "mode cannot be empty" >&2
+        return 1
+    fi
+
+    echo "$mode"
+}
+
 chmod_entries() {
     if [ "$#" -ne 1 ]; then
         echo "usage: ${FUNCNAME[0]} MODE" >&2
-- 
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