From de83021c3db53a4b258f119e7f683e51bade02f8 Mon Sep 17 00:00:00 2001
From: Tim Schaub <tim.schaub@gmail.com>
Date: Tue, 20 Jun 2017 08:09:59 -0700
Subject: [PATCH] Log errors to stderr and return

---
 src/serve_rendered.js | 8 ++++++--
 1 file changed, 6 insertions(+), 2 deletions(-)

diff --git a/src/serve_rendered.js b/src/serve_rendered.js
index e99f949..aacb2b3 100644
--- a/src/serve_rendered.js
+++ b/src/serve_rendered.js
@@ -223,7 +223,7 @@ module.exports = function(options, repo, params, id, dataResolver) {
         }
         mbtilesFile = dataResolver(mbtilesFile);
         if (!mbtilesFile) {
-          console.log('ERROR: data "' + mbtilesFile + '" not found!');
+          console.error('ERROR: data "' + mbtilesFile + '" not found!');
           process.exit(1);
         }
       }
@@ -238,6 +238,7 @@ module.exports = function(options, repo, params, id, dataResolver) {
           map.sources[name].getInfo(function(err, info) {
             if (err) {
               console.error(err);
+              return;
             }
 
             if (!dataProjWGStoInternalWGS && info.proj4) {
@@ -348,7 +349,10 @@ module.exports = function(options, repo, params, id, dataResolver) {
       }
       renderer.render(params, function(err, data) {
         pool.release(renderer);
-        if (err) console.log(err);
+        if (err) {
+          console.error(err);
+          return;
+        }
 
         var image = sharp(data, {
           raw: {