From ea30112e3e7f914a7674b6027b22895f6f570693 Mon Sep 17 00:00:00 2001
From: sebastien <vandenberghe.sebastien@gmail.com>
Date: Wed, 17 Oct 2018 22:59:00 +0200
Subject: [PATCH 1/2] Intro text for build error

---
 Tools/Gulp/gulpfile.js | 8 +++++---
 1 file changed, 5 insertions(+), 3 deletions(-)

diff --git a/Tools/Gulp/gulpfile.js b/Tools/Gulp/gulpfile.js
index 7129f146586..f25845c810e 100644
--- a/Tools/Gulp/gulpfile.js
+++ b/Tools/Gulp/gulpfile.js
@@ -357,10 +357,12 @@ gulp.task("typescript-compile", function() {
 
     //If this gulp task is running on travis, file the build!
     if (process.env.TRAVIS) {
-        tsResult.once("error", function() {
-            tsResult.once("finish", function() {
+        tsResult.once("error", function(e) {
+            tsResult.once("finish", function(ee) {
                 console.log("Typescript compile failed");
-                process.exit(1);
+                //process.exit(1);
+
+                console.error(e);console.error(ee);
             });
         });
     }

From 8c16bdbcb1762c0c98aa646cf16e8256b7ba5c40 Mon Sep 17 00:00:00 2001
From: sebastien <vandenberghe.sebastien@gmail.com>
Date: Wed, 17 Oct 2018 23:29:43 +0200
Subject: [PATCH 2/2] Fix Build

---
 Tools/Gulp/gulpfile.js               | 32 ++++++++++++----------------
 src/Cameras/XR/babylon.webXRInput.ts |  2 +-
 2 files changed, 15 insertions(+), 19 deletions(-)

diff --git a/Tools/Gulp/gulpfile.js b/Tools/Gulp/gulpfile.js
index f25845c810e..12ebad17296 100644
--- a/Tools/Gulp/gulpfile.js
+++ b/Tools/Gulp/gulpfile.js
@@ -355,17 +355,13 @@ gulp.task("typescript-compile", function() {
             summarizeFailureOutput: true
         }));
 
-    //If this gulp task is running on travis, file the build!
-    if (process.env.TRAVIS) {
-        tsResult.once("error", function(e) {
-            tsResult.once("finish", function(ee) {
-                console.log("Typescript compile failed");
-                //process.exit(1);
-
-                console.error(e);console.error(ee);
-            });
+    tsResult.once("error", function(err) {
+        tsResult.once("finish", function() {
+            console.log("Typescript compile failed");
+            console.error(err);
+            process.exit(1);
         });
-    }
+    });
 
     return merge2([
         tsResult.dts
@@ -893,14 +889,13 @@ gulp.task("modules-compile", function() {
         .pipe(tsProject());
 
     // If this gulp task is running on travis
-    if (process.env.TRAVIS) {
-        tsResult.once("error", function() {
-            tsResult.once("finish", function() {
-                console.log("Typescript compile failed");
-                process.exit(1);
-            });
+    tsResult.once("error", function(err) {
+        tsResult.once("finish", function() {
+            console.log("Typescript compile failed");
+            console.error(err);
+            process.exit(1);
         });
-    }
+    });
 
     return merge2([
         tsResult.dts
@@ -1207,8 +1202,9 @@ gulp.task("tests-unit-transpile", function(done) {
         .pipe(tsProject());
 
     tsResult.once("error", function() {
-        tsResult.once("finish", function() {
+        tsResult.once("finish", function(err) {
             console.log("Typescript compile failed");
+            console.error(err);
             process.exit(1);
         });
     });
diff --git a/src/Cameras/XR/babylon.webXRInput.ts b/src/Cameras/XR/babylon.webXRInput.ts
index 3deb22113a4..d9eb11073ea 100644
--- a/src/Cameras/XR/babylon.webXRInput.ts
+++ b/src/Cameras/XR/babylon.webXRInput.ts
@@ -49,7 +49,7 @@ module BABYLON {
         public constructor(private helper: WebXRExperienceHelper) {
             this._frameObserver = helper._sessionManager.onXRFrameObservable.add(() => {
                 if (!helper._sessionManager._currentXRFrame || !helper._sessionManager._currentXRFrame.getDevicePose) {
-                    return false;
+                    return;
                 }
 
                 var xrFrame = helper._sessionManager._currentXRFrame;