Bugfixes in nodejs environment server and examples

environments/nodejs/server.js

@@ -106,14 +106,14 @@ app.all('/', function (req, res) {
         Promise.resolve(userFunction(context)).then(function({ status, body, headers }) {
             callback(status, body, headers);
         }).catch(function(err) {
-            console.log(`Function error: ${e}`);
+            console.log(`Function error: ${err}`);
             callback(500, "Internal server error");
         });
     } else { // 2 arguments (context, callback)
         try {
             userFunction(context, callback);
         } catch (err) {
-            console.log(`Function error: ${e}`);
+            console.log(`Function error: ${err}`);
             callback(500, "Internal server error");
         }
     }

examples/nodejs/stock.js

@@ -4,7 +4,8 @@ const rp = require('request-promise-native');
 
 module.exports = async function (context) {
     const body = context.request.body;
-    const symbol = body.symbol
+    console.log(`body = ${body}`);
+    const symbol = body['text'].split(' ')[1];
 
     console.log(`Got symbol: ${symbol}`);