From 8d1981f799833ae7eb796444b9b34ad441a10c7a Mon Sep 17 00:00:00 2001
From: Conduitry <git@fur.army>
Date: Mon, 27 Mar 2017 07:25:01 -0400
Subject: [PATCH 1/2] disable Buble transforms not needed for Node 4

---
 rollup/rollup.config.main.js | 7 ++++++-
 rollup/rollup.config.ssr.js  | 7 ++++++-
 2 files changed, 12 insertions(+), 2 deletions(-)

diff --git a/rollup/rollup.config.main.js b/rollup/rollup.config.main.js
index 334ead686038..c352aefe3a0b 100644
--- a/rollup/rollup.config.main.js
+++ b/rollup/rollup.config.main.js
@@ -17,7 +17,12 @@ export default {
 			include: 'src/**',
 			exclude: 'src/shared/**',
 			transforms: {
-				dangerousTaggedTemplateString: true
+				arrow: false,
+				classes: false,
+				conciseMethodProperty: false,
+				templateString: false,
+				letConst: false,
+				numericLiteral: false
 			}
 		})
 	],
diff --git a/rollup/rollup.config.ssr.js b/rollup/rollup.config.ssr.js
index 6d16a185ae61..422cfbd316a7 100644
--- a/rollup/rollup.config.ssr.js
+++ b/rollup/rollup.config.ssr.js
@@ -16,7 +16,12 @@ export default {
 			include: 'src/**',
 			exclude: 'src/shared/**',
 			transforms: {
-				dangerousTaggedTemplateString: true
+				arrow: false,
+				classes: false,
+				conciseMethodProperty: false,
+				templateString: false,
+				letConst: false,
+				numericLiteral: false
 			}
 		})
 	],

From d779017865bb35092c537c6a6bbfe32ba2585826 Mon Sep 17 00:00:00 2001
From: Rich-Harris <richard.a.harris@gmail.com>
Date: Mon, 27 Mar 2017 08:07:55 -0400
Subject: [PATCH 2/2] use target: { node: 4 } for buble config

---
 rollup/rollup.config.main.js | 9 ++-------
 rollup/rollup.config.ssr.js  | 9 ++-------
 2 files changed, 4 insertions(+), 14 deletions(-)

diff --git a/rollup/rollup.config.main.js b/rollup/rollup.config.main.js
index c352aefe3a0b..f0697d7b52ac 100644
--- a/rollup/rollup.config.main.js
+++ b/rollup/rollup.config.main.js
@@ -16,13 +16,8 @@ export default {
 		buble({
 			include: 'src/**',
 			exclude: 'src/shared/**',
-			transforms: {
-				arrow: false,
-				classes: false,
-				conciseMethodProperty: false,
-				templateString: false,
-				letConst: false,
-				numericLiteral: false
+			target: {
+				node: 4
 			}
 		})
 	],
diff --git a/rollup/rollup.config.ssr.js b/rollup/rollup.config.ssr.js
index 422cfbd316a7..c347b169b6a8 100644
--- a/rollup/rollup.config.ssr.js
+++ b/rollup/rollup.config.ssr.js
@@ -15,13 +15,8 @@ export default {
 		buble({
 			include: 'src/**',
 			exclude: 'src/shared/**',
-			transforms: {
-				arrow: false,
-				classes: false,
-				conciseMethodProperty: false,
-				templateString: false,
-				letConst: false,
-				numericLiteral: false
+			target: {
+				node: 4
 			}
 		})
 	],