jshn.sh: add json_get_vars() wrapper function

diff --git a/sh/jshn.sh b/sh/jshn.sh
index d325460..117da67 100644 (file)
--- a/sh/jshn.sh
+++ b/sh/jshn.sh
@@ -104,6 +104,13 @@ json_get_var() {
        eval "export -- \"$dest=\${${JSON_CUR}_$var}\""
 }
 
+json_get_vars() {
+       while [ "$#" -gt 0 ]; do
+               local _var="$1"; shift
+               json_get_var "$_var" "$_var"
+       done
+}
+
 json_select() {
        local target="$1"
        local type