From 7fbebbf3611050aeb74a1aa61f5e16c912d65713 Mon Sep 17 00:00:00 2001
From: Hiroyasu Nishiyama <hiroyasu.nishiyama.uq@hitachi.com>
Date: Fri, 27 May 2022 11:44:56 +0900
Subject: [PATCH] fix JSONata evaluation of inject button

---
 .../node_modules/@node-red/nodes/core/common/20-inject.js    | 5 +++--
 1 file changed, 3 insertions(+), 2 deletions(-)

diff --git a/packages/node_modules/@node-red/nodes/core/common/20-inject.js b/packages/node_modules/@node-red/nodes/core/common/20-inject.js
index 92b8122df..734bce765 100644
--- a/packages/node_modules/@node-red/nodes/core/common/20-inject.js
+++ b/packages/node_modules/@node-red/nodes/core/common/20-inject.js
@@ -109,9 +109,10 @@ module.exports = function(RED) {
                 if (!property) return;
 
                 if (valueType === "jsonata") {
-                    if (p.exp) {
+                    if (p.v) {
                         try {
-                            var val = RED.util.evaluateJSONataExpression(p.exp, msg);
+                            var exp = RED.util.prepareJSONataExpression(p.v, node);
+                            var val = RED.util.evaluateJSONataExpression(exp, msg);
                             RED.util.setMessageProperty(msg, property, val, true);
                         }
                         catch  (err) {