From 2f189826ab469b67bb37122647bc935870043962 Mon Sep 17 00:00:00 2001
From: Paul Chavard <git@paul.chavard.net>
Date: Tue, 11 Sep 2018 17:53:11 +0200
Subject: [PATCH] Add some usefull polyfills for old browsers

---
 app/javascript/packs/application-old.js | 6 +-----
 app/javascript/packs/application.js     | 6 +-----
 app/javascript/shared/polyfills.js      | 5 +++++
 package.json                            | 1 +
 yarn.lock                               | 4 ++++
 5 files changed, 12 insertions(+), 10 deletions(-)
 create mode 100644 app/javascript/shared/polyfills.js

diff --git a/app/javascript/packs/application-old.js b/app/javascript/packs/application-old.js
index 44fa321c8..214d87b4e 100644
--- a/app/javascript/packs/application-old.js
+++ b/app/javascript/packs/application-old.js
@@ -1,13 +1,9 @@
+import '../shared/polyfills';
 import Turbolinks from 'turbolinks';
 import Rails from 'rails-ujs';
 import ActiveStorage from '../shared/activestorage/ujs';
 import jQuery from 'jquery';
 
-// Include runtime-polyfills for older browsers.
-// Due to .babelrc's 'useBuiltIns', only polyfills actually
-// required by the browsers we support will be included.
-import 'babel-polyfill';
-
 import '../shared/sentry';
 import '../shared/rails-ujs-fix';
 import '../shared/safari-11-file-xhr-workaround';
diff --git a/app/javascript/packs/application.js b/app/javascript/packs/application.js
index 971840e3a..196074a15 100644
--- a/app/javascript/packs/application.js
+++ b/app/javascript/packs/application.js
@@ -1,3 +1,4 @@
+import '../shared/polyfills';
 import Turbolinks from 'turbolinks';
 import Rails from 'rails-ujs';
 import ActiveStorage from '../shared/activestorage/ujs';
@@ -5,11 +6,6 @@ import Chartkick from 'chartkick';
 import Highcharts from 'highcharts';
 import jQuery from 'jquery';
 
-// Include runtime-polyfills for older browsers.
-// Due to .babelrc's 'useBuiltIns', only polyfills actually
-// required by the browsers we support will be included.
-import 'babel-polyfill';
-
 import '../shared/sentry';
 import '../shared/rails-ujs-fix';
 import '../shared/safari-11-file-xhr-workaround';
diff --git a/app/javascript/shared/polyfills.js b/app/javascript/shared/polyfills.js
new file mode 100644
index 000000000..09b38e23e
--- /dev/null
+++ b/app/javascript/shared/polyfills.js
@@ -0,0 +1,5 @@
+// Include runtime-polyfills for older browsers.
+// Due to .babelrc's 'useBuiltIns', only polyfills actually
+// required by the browsers we support will be included.
+import 'babel-polyfill';
+import 'dom4';
diff --git a/package.json b/package.json
index b68dcd7ed..b4869572f 100644
--- a/package.json
+++ b/package.json
@@ -6,6 +6,7 @@
     "autocomplete.js": "^0.31.0",
     "chartkick": "^2.3.6",
     "debounce": "^1.2.0",
+    "dom4": "^2.1.3",
     "highcharts": "^6.1.1",
     "jquery": "^3.3.1",
     "leaflet": "^1.3.1",
diff --git a/yarn.lock b/yarn.lock
index 72a33df3d..2921fab46 100644
--- a/yarn.lock
+++ b/yarn.lock
@@ -2319,6 +2319,10 @@ doctrine@^2.1.0:
   dependencies:
     esutils "^2.0.2"
 
+dom4@^2.1.3:
+  version "2.1.3"
+  resolved "https://registry.yarnpkg.com/dom4/-/dom4-2.1.3.tgz#f71808fe1f141e4da4ebc43ad5ddb3dd521f2767"
+
 domain-browser@^1.1.1:
   version "1.2.0"
   resolved "https://registry.yarnpkg.com/domain-browser/-/domain-browser-1.2.0.tgz#3d31f50191a6749dd1375a7f522e823d42e54eda"