From 8a76cd506f3f215677006e6509513bc33692dcaf Mon Sep 17 00:00:00 2001
From: Raul Ochoa <rochoaf@gmail.com>
Date: Fri, 17 Feb 2017 13:35:41 +0100
Subject: [PATCH] Fix issue with global Promise object

---
 .../models/mapconfig/adapter/turbo-carto-adapter.js        | 7 +++++++
 1 file changed, 7 insertions(+)

diff --git a/lib/cartodb/models/mapconfig/adapter/turbo-carto-adapter.js b/lib/cartodb/models/mapconfig/adapter/turbo-carto-adapter.js
index b9487095..46efd100 100644
--- a/lib/cartodb/models/mapconfig/adapter/turbo-carto-adapter.js
+++ b/lib/cartodb/models/mapconfig/adapter/turbo-carto-adapter.js
@@ -4,6 +4,13 @@ var dot = require('dot');
 dot.templateSettings.strip = false;
 var queue = require('queue-async');
 var PSQL = require('cartodb-psql');
+/**
+ * cartodb-psql creates `global.Promise` as an empty constructor.
+ * However, `turbo-carto` relies on a polyfil that fails to create the polyfil
+ * as it finds `global.Promise` but it doesn't find `Promise.resolve`.
+ */
+global.Promise = global.Promise || function() {};
+global.Promise.resolve = global.Promise.resolve || function() {};
 var turboCarto = require('turbo-carto');
 
 var SubstitutionTokens = require('../../../utils/substitution-tokens');