From f17443748dd266c0dc766e5252d7e4bcf9d04086 Mon Sep 17 00:00:00 2001
From: XhmikosR <xhmikosr@gmail.com>
Date: Sun, 17 Sep 2017 08:39:45 +0300
Subject: [PATCH] Move Autoprefixer's config in package.json.

This is so other plugins can use it too.
---
 build/postcss.config.js                 | 23 +----------------------
 docs/4.0/getting-started/build-tools.md |  2 +-
 package.json                            | 10 ++++++++++
 3 files changed, 12 insertions(+), 23 deletions(-)

diff --git a/build/postcss.config.js b/build/postcss.config.js
index cadd98d03b..721e467c6e 100644
--- a/build/postcss.config.js
+++ b/build/postcss.config.js
@@ -5,27 +5,6 @@ module.exports = (ctx) => ({
     sourcesContent: true
   },
   plugins: {
-    autoprefixer: {
-      browsers: [
-        //
-        // Official browser support policy:
-        // https://getbootstrap.com/docs/4.0/getting-started/browsers-devices/#supported-browsers
-        //
-        'Chrome >= 45', // Exact version number here is kinda arbitrary
-        'Firefox ESR',
-        // Note: Edge versions in Autoprefixer & Can I Use refer to the EdgeHTML rendering engine version,
-        // NOT the Edge app version shown in Edge's "About" screen.
-        // For example, at the time of writing, Edge 20 on an up-to-date system uses EdgeHTML 12.
-        // See also https://github.com/Fyrd/caniuse/issues/1928
-        'Edge >= 12',
-        'Explorer >= 10',
-        // Out of leniency, we prefix these 1 version further back than the official policy.
-        'iOS >= 9',
-        'Safari >= 9',
-        // The following remain NOT officially supported, but we're lenient and include their prefixes to avoid severely breaking in them.
-        'Android >= 4.4',
-        'Opera >= 30'
-      ]
-    }
+    autoprefixer: {}
   }
 })
diff --git a/docs/4.0/getting-started/build-tools.md b/docs/4.0/getting-started/build-tools.md
index c675fee89d..82b8586ec2 100644
--- a/docs/4.0/getting-started/build-tools.md
+++ b/docs/4.0/getting-started/build-tools.md
@@ -36,7 +36,7 @@ Our [package.json]({{ site.repo }}/blob/v{{ site.current_version }}/package.json
 
 Bootstrap uses [Autoprefixer][autoprefixer] (included in our build process) to automatically add vendor prefixes to some CSS properties at build time. Doing so saves us time and code by allowing us to write key parts of our CSS a single time while eliminating the need for vendor mixins like those found in v3.
 
-We maintain the list of browsers supported through Autoprefixer in a separate file within our GitHub repository. See [/build/postcss.config.js]({{ site.repo }}/blob/v{{ site.current_version }}/build/postcss.config.js) for details.
+We maintain the list of browsers supported through Autoprefixer in a separate file within our GitHub repository. See [/package.json]({{ site.repo }}/blob/v{{ site.current_version }}/package.json) for details.
 
 ## Local documentation
 
diff --git a/package.json b/package.json
index 6cced3006f..28ec33b5d0 100644
--- a/package.json
+++ b/package.json
@@ -121,6 +121,16 @@
     "scss/**/*.scss",
     "LICENSE"
   ],
+  "browserslist": [
+    "Chrome >= 45",
+    "Firefox ESR",
+    "Edge >= 12",
+    "Explorer >= 10",
+    "iOS >= 9",
+    "Safari >= 9",
+    "Android >= 4.4",
+    "Opera >= 30"
+  ],
   "jspm": {
     "registry": "npm",
     "main": "js/bootstrap",
-- 
2.47.2