feat: Upgrade to babel 7, drop Node 4 support.

BREAKING CHANGE: Drop node 4 support, upgrade to babel 7.
istanbuljs · Jun 21, 2018 · 906a3cd · 906a3cd
1 parent 321740f
commit 906a3cd
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Showing 6 changed files with 10,220 additions and 28 deletions.
diff --git a/.babelrc b/.babelrc
@@ -1,5 +1,5 @@
 {
-  "presets": ["env"],
+  "presets": ["@babel/env"],
   "env": {
     "test": {
       "plugins": ["./lib"]

diff --git a/.travis.yml b/.travis.yml
@@ -6,6 +6,6 @@ os:
 after_success: npm run coverage
 
 node_js:
-  - "4"
   - "6"
+  - "8"
   - "stable"