From ea56013409d5823001b47a9bba6f74055a6d76a5 Mon Sep 17 00:00:00 2001
From: Felix Fietkau <nbd@nbd.name>
Date: Tue, 27 Sep 2022 14:17:51 +0200
Subject: [PATCH] jshn.sh: add json_add_fields function for adding multiple
 fields at once

This simplifies passing extra object data as a function parameter

Signed-off-by: Felix Fietkau <nbd@nbd.name>
---
 sh/jshn.sh | 23 +++++++++++++++++++++++
 1 file changed, 23 insertions(+)

diff --git a/sh/jshn.sh b/sh/jshn.sh
index 7b0155d..c973692 100644
--- a/sh/jshn.sh
+++ b/sh/jshn.sh
@@ -174,6 +174,29 @@ json_add_null() {
 	_json_add_generic null "$1" "" "$cur"
 }
 
+json_add_fields() {
+	while [ "$#" -gt 0 ]; do
+		local field="$1"
+		shift
+
+		local name="${field%%=*}"
+		local val="${field#*=}"
+		[ "$name" != "$val" ] || val=""
+
+		local type="${name#*:}"
+		[ "$type" != "$name" ] || type=string
+		name="${name%%:*}"
+
+		case "$type" in
+			string|int|boolean|double)
+				local cur
+				_json_get_var cur JSON_CUR
+				_json_add_generic "$type" "$name" "$val" "$cur"
+			;;
+		esac
+	done
+}
+
 # functions read access to json variables
 
 json_load() {