Remove support for node v4.

default arguments aren't support by node v4 and I'm using them now so remove node v4 support/testing.
cfware · Nov 29, 2017 · db3b1c1 · db3b1c1
1 parent 7f9d7e0
commit db3b1c1
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Showing 4 changed files with 5 additions and 5 deletions.
diff --git a/.travis.yml b/.travis.yml
@@ -1,7 +1,7 @@
 language: node_js
 
 node_js:
-  - 4
+  - 6
   - 8
   - 9
 

diff --git a/README.md b/README.md
@@ -11,7 +11,7 @@ Initiate a promise that resolves or rejects based on emitter events.
 
 ### Install @cfware/promisify-emitter
 
-This module requires node.js 4 or above.
+This module requires node.js 6 or above.
 
 ```sh
 npm i --save @cfware/promisify-emitter

diff --git a/package-lock.json b/package-lock.json
diff --git a/package.json b/package.json
@@ -1,14 +1,14 @@
 {
   "name": "@cfware/promisify-emitter",
-  "version": "0.2.0",
+  "version": "0.2.1",
   "description": "Create a promise that resolves or rejects based on emitter events.",
   "main": "index.js",
   "scripts": {
     "test": "eslint *.js test/*.js && nyc mocha",
     "report-coverage": "nyc report --reporter=text-lcov | coveralls"
   },
   "engines": {
-    "nodejs": ">=4"
+    "nodejs": ">=6"
   },
   "repository": {
     "type": "git",