1 files changed, 23 insertions, 2 deletions
diff --git a/app/scripts/popup-core.js b/app/scripts/popup-core.js
index 2e4334bb1..6325b8a8d 100644
--- a/app/scripts/popup-core.js
+++ b/app/scripts/popup-core.js
@@ -7,10 +7,14 @@ const launchMetamaskUi = require('../../ui')
 const StreamProvider = require('web3-stream-provider')
 const setupMultiplex = require('./lib/stream-utils.js').setupMultiplex
 
-
 module.exports = initializePopup
 
-
+/**
+ * Asynchronously initializes the MetaMask popup UI
+ *
+ * @param {{ container: Element, connectionStream: * }} config Popup configuration object 
+ * @param {Function} cb Called when initialization is complete
+ */
 function initializePopup ({ container, connectionStream }, cb) {
   // setup app
   async.waterfall([
@@ -19,6 +23,12 @@ function initializePopup ({ container, connectionStream }, cb) {
   ], cb)
 }
 
+/**
+ * Establishes streamed connections to background scripts and a Web3 provider
+ *
+ * @param {PortDuplexStream} connectionStream PortStream instance establishing a background connection
+ * @param {Function} cb Called when controller connection is established
+ */
 function connectToAccountManager (connectionStream, cb) {
   // setup communication with background
   // setup multiplexing
@@ -28,6 +38,11 @@ function connectToAccountManager (connectionStream, cb) {
   setupWeb3Connection(mx.createStream('provider'))
 }
 
+/**
+ * Establishes a streamed connection to a Web3 provider
+ *
+ * @param {PortDuplexStream} connectionStream PortStream instance establishing a background connection
+ */
 function setupWeb3Connection (connectionStream) {
   var providerStream = new StreamProvider()
   providerStream.pipe(connectionStream).pipe(providerStream)
@@ -38,6 +53,12 @@ function setupWeb3Connection (connectionStream) {
   global.eth = new Eth(providerStream)
 }
 
+/**
+ * Establishes a streamed connection to the background account manager
+ *
+ * @param {PortDuplexStream} connectionStream PortStream instance establishing a background connection
+ * @param {Function} cb Called when the remote account manager connection is established
+ */
 function setupControllerConnection (connectionStream, cb) {
   // this is a really sneaky way of adding EventEmitter api
   // to a bi-directional dnode instance