same for json_get_var

diff --git a/sh/jshn.sh b/sh/jshn.sh
index 8ecefcf..d325460 100644 (file)
--- a/sh/jshn.sh
+++ b/sh/jshn.sh
@@ -100,7 +100,7 @@ json_get_type() {
 
 json_get_var() {
        local dest="$1"
 
 json_get_var() {
        local dest="$1"

-       local var="$2"
+       local var="$(echo -n "$2" | tr -C '[a-zA-Z_]' _)"

        eval "export -- \"$dest=\${${JSON_CUR}_$var}\""
 }
 
        eval "export -- \"$dest=\${${JSON_CUR}_$var}\""
 }