From 81c157b285adb9750e19be39d8cbccf4b74433bc Mon Sep 17 00:00:00 2001
From: Eric Baer <me@ericbaer.com>
Date: Mon, 12 Dec 2016 09:34:27 -0800
Subject: [PATCH] Cleanup lib before rebuilding (#87)

---
 experimental/babel-preset-env/package.json | 5 +++--
 1 file changed, 3 insertions(+), 2 deletions(-)

diff --git a/experimental/babel-preset-env/package.json b/experimental/babel-preset-env/package.json
index fd932cce75..a56b593616 100644
--- a/experimental/babel-preset-env/package.json
+++ b/experimental/babel-preset-env/package.json
@@ -8,7 +8,7 @@
   "repository": "https://github.com/babel/babel-preset-env",
   "main": "lib/index.js",
   "scripts": {
-    "build": "babel src -d lib",
+    "build": "rimraf lib && babel src -d lib",
     "build-data": "node ./scripts/build-data.js",
     "dev": "babel -w src -d lib",
     "lint": "eslint .",
@@ -61,7 +61,8 @@
     "eslint-plugin-babel": "^4.0.0",
     "eslint-plugin-flow-vars": "^0.5.0",
     "lodash": "^4.15.0",
-    "mocha": "^3.0.2"
+    "mocha": "^3.0.2",
+    "rimraf": "^2.5.4"
   },
   "babel": {
     "presets": [