Better handling of whitespace in serialization

.eslintrc

@@ -4,7 +4,7 @@
         "quotes": [ 2, "single" ],
         "linebreak-style": [ 2, "unix" ],
         "semi": [ 2, "always" ],
-        "space-after-keywords": [ 2, "always" ],
+        "keyword-spacing": [ 2, { "after": true } ],
         "space-before-blocks": [ 2, "always" ],
         "space-before-function-paren": [ 2, "always" ],
         "no-mixed-spaces-and-tabs": [ 2, "smart-tabs" ],

.lintstagedrc

@@ -0,0 +1,10 @@
+{
+  "src/**/*.js": [
+    "eslint --fix",
+    "git add"
+  ],
+  "test/test.js": [
+    "eslint --fix",
+    "git add"
+  ]
+}

.travis.yml

@@ -1,10 +1,13 @@
 sudo: false
 language: node_js
 node_js:
-  - "0.12"
   - "4"
+  - "6"
+  - "8"
+  - "10"
 env:
   global:
     - BUILD_TIMEOUT=10000
-install: npm install
-# script: npm run ci
+install: npm install --ignore-scripts
+before_install:
+  - if [[ $TRAVIS_NODE_VERSION -lt 7 ]]; then npm install --global npm@4; fi

appveyor.yml

@@ -9,12 +9,14 @@ init:
 
 environment:
   matrix:
-    # node.js
-    - nodejs_version: 0.12
     - nodejs_version: 4
+    - nodejs_version: 6
+    - nodejs_version: 8
+    - nodejs_version: 10
 
 install:
   - ps: Install-Product node $env:nodejs_version
+  - IF %nodejs_version% LSS 7 npm -g install npm@4
   - npm install
 
 build: off