jshn: properly support JSON "null" type

Instead of abort parsing, properly deal with "null" values by implementing
support for reading and formatting such values.

Signed-off-by: Jo-Philipp Wich <jo@mein.io>

1 files changed, 6 insertions, 0 deletions

diff --git a/sh/jshn.sh b/sh/jshn.sh
index bf76edb..1090814 100644
--- a/sh/jshn.sh
+++ b/sh/jshn.sh
@@ -168,6 +168,12 @@ json_add_double() {
 	_json_add_generic double "$1" "$2" "$cur"
 }
 
+json_add_null() {
+	local cur
+	_json_get_var cur JSON_CUR
+	_json_add_generic null "$1" "" "$cur"
+}
+
 # functions read access to json variables
 
 json_load() {