Minor refactoring

background/index.js

@@ -1,22 +1,24 @@
 
-var storage = md.storage(md)
+;(() => {
+  var storage = md.storage(md)
 
-var inject = md.inject({storage})
-var detect = md.detect({storage, inject})
-var headers = md.headers({storage, detect})
-var mathjax = md.mathjax()
+  var inject = md.inject({storage})
+  var detect = md.detect({storage, inject})
+  var headers = md.headers({storage, detect})
+  var mathjax = md.mathjax()
 
-var compilers = Object.keys(md.compilers)
-  .reduce((all, compiler) => (
-    all[compiler] = md.compilers[compiler]({storage}),
-    all
-  ), {})
+  var compilers = Object.keys(md.compilers)
+    .reduce((all, compiler) => (
+      all[compiler] = md.compilers[compiler]({storage}),
+      all
+    ), {})
 
-var messages = md.messages({storage, compilers, mathjax, headers})
+  var messages = md.messages({storage, compilers, mathjax, headers})
 
 
-chrome.tabs.onUpdated.addListener(detect.tab)
+  chrome.tabs.onUpdated.addListener(detect.tab)
 
-chrome.runtime.onMessage.addListener(messages)
+  chrome.runtime.onMessage.addListener(messages)
 
-chrome.webRequest && headers.add()
+  chrome.webRequest && headers.add()
+})()

content/options.js

@@ -278,6 +278,6 @@ m.mount(document.querySelector('main'), {
 })
 
 // ff: set appropriate footer icon
-document.querySelector('.icon-' + (
-  /Firefox/.test(navigator.userAgent) ? 'firefox' : 'chrome'
-)).classList.remove('icon-hidden')
+document.querySelector(
+  '.icon-' + (/Firefox/.test(navigator.userAgent) ? 'firefox' : 'chrome')
+).classList.remove('icon-hidden')