babel is back: node < 4 are not available in travis-ci, so use local …

…babel

.travis.yml

@@ -1,10 +1,6 @@
 language: node_js
 sudo: false
 node_js:
-  # - "0.6"
-  # - "0.8"
-  # - "0.10"
-  # - "0.11"
   - "4"
   - "5"
   - "6"

index.js

@@ -17,6 +17,7 @@ const REGEX_LEADING_EXCAPED_HASH = /^\\#/
 const SLASH = '/'
 const KEY_IGNORE = typeof Symbol !== 'undefined'
   ? Symbol.for('node-ignore')
+  /* istanbul ignore next */
   : 'node-ignore'
 
 

package.json

@@ -8,8 +8,10 @@
     "index.d.ts"
   ],
   "scripts": {
-    "test": "istanbul cover ./node_modules/mocha/bin/_mocha --report lcovonly -- --reporter spec ./test/ignore.js && codecov",
-    "test-no-cov": "./node_modules/.bin/mocha --reporter spec ./test/ignore.js",
+    "prepublish": "npm run build",
+    "build": "babel -o ignore.js index.js",
+    "test": "npm run build && istanbul cover ./node_modules/mocha/bin/_mocha --report lcovonly -- --reporter spec ./test/ignore.js && codecov",
+    "test-no-cov": "npm run build && ./node_modules/.bin/mocha --reporter spec ./test/ignore.js",
     "cov-report": "istanbul report"
   },
   "repository": {
@@ -37,6 +39,8 @@
     "url": "https://github.com/kaelzhang/node-ignore/issues"
   },
   "devDependencies": {
+    "babel-cli": "^6.26.0",
+    "babel-preset-es2015": "^6.24.1",
     "chai": "~1.7.2",
     "codecov": "^1.0.1",
     "istanbul": "^0.4.5",