chore: drop support for node < 4 (#53)

BREAKING CHANGE: officially drop support for Node < 4
yargs · Oct 16, 2017 · b105376 · b105376
1 parent 0afe9c9
commit b105376
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Showing 2 changed files with 9 additions and 7 deletions.
diff --git a/.travis.yml b/.travis.yml
@@ -1,7 +1,6 @@
 language: node_js
 node_js:
-  - "0.10"
-  - "0.12"
   - "4"
-  - "5"
+  - "6"
+  - "8"
 after_script: npm run coverage
diff --git a/package.json b/package.json
@@ -45,8 +45,8 @@
   "author": "Ben Coe <ben@npmjs.com>",
   "license": "ISC",
   "dependencies": {
-    "string-width": "^1.0.1",
-    "strip-ansi": "^3.0.1",
+    "string-width": "^2.1.1",
+    "strip-ansi": "^4.0.0",
     "wrap-ansi": "^2.0.0"
   },
   "devDependencies": {
@@ -60,5 +60,8 @@
   },
   "files": [
     "index.js"
-  ]
-}
+  ],
+  "engine": {
+    "node": ">=4"
+  }
+}