From 5967f4b0d44d3b973a8a8c9d335c083381ff0d03 Mon Sep 17 00:00:00 2001
From: Martin Guillon <martin.guillon@gmail.com>
Date: Tue, 17 Apr 2018 15:46:09 +0200
Subject: [PATCH] fix error stack

---
 nodes/core/core/80-function.js | 8 ++++++++
 1 file changed, 8 insertions(+)

diff --git a/nodes/core/core/80-function.js b/nodes/core/core/80-function.js
index 7f0c2627b..2d5f7901a 100644
--- a/nodes/core/core/80-function.js
+++ b/nodes/core/core/80-function.js
@@ -224,7 +224,15 @@ module.exports = function(RED) {
                         this.status({fill:"yellow",shape:"dot",text:""+converted});
                     }
                 } catch(err) {
+                    //remove unwanted part 
+                    const index = err.stack.search(/\n\s*at ContextifyScript.Script.runInContext/);
+                    err.stack = err.stack.slice(0, index).split('\n').slice(0,-1).join('\n');
+                    console.log(index, err.stack);
+                    const stack = err.stack.split(/\r?\n/);
+
+                    //store the error in msg to be used in flows
                     msg.error = err;
+                    
                     var line = 0;
                     var errorMessage;
                     var stack = err.stack.split(/\r?\n/);