sh/jshn.sh: fix json_get_var() and json_get_type() to not return cached values

diff --git a/sh/jshn.sh b/sh/jshn.sh
index a15cb00be9f7410e6a2984f6827e666fd1e48f50..0f209d3d77d3cc0d434ca895c9971b52e0d66382 100644 (file)
--- a/sh/jshn.sh
+++ b/sh/jshn.sh
@@ -95,13 +95,13 @@ json_dump() {
 json_get_type() {
        local dest="$1"
        local var="TYPE_${JSON_CUR}_$2"
-       eval "[ -n \"\${$var+x}\" ] && export -- \"$dest=\${$var}\""
+       eval "export -- \"$dest=\${$var}\"; [ -n \"\${$var+x}\" ]"
 }
 
 json_get_var() {
        local dest="$1"
        local var="${JSON_CUR}_${2//[^a-zA-Z0-9_]/_}"
-       eval "[ -n \"\${$var+x}\" ] && export -- \"$dest=\${$var}\""
+       eval "export -- \"$dest=\${$var}\"; [ -n \"\${$var+x}\" ]"
 }
 
 json_get_vars() {