sh/jshn.sh: allow numbers in identifiers for json_get_var()

[project/libubox.git] / sh / jshn.sh

diff --git a/sh/jshn.sh b/sh/jshn.sh
index d325460..7228adf 100644 (file)
--- a/sh/jshn.sh
+++ b/sh/jshn.sh
@@ -100,10 +100,17 @@ json_get_type() {
 
 json_get_var() {
        local dest="$1"
-       local var="$(echo -n "$2" | tr -C '[a-zA-Z_]' _)"
+       local var="$(echo -n "$2" | tr -C '[a-zA-Z0-9_]' _)"
        eval "export -- \"$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