mascara - mascara lib - read mascara origin from env var

mascara/src/mascara.js

@@ -1,44 +1,41 @@
 const Web3 = require('web3')
 const setupProvider = require('./lib/setup-provider.js')
 
-const MASACARA_DOMAIN = 'http://localhost:9001'
+const MASCARA_ORIGIN = process.env.MASCARA_ORIGIN || 'http://localhost:9001'
+console.log('MASCARA_ORIGIN:', MASCARA_ORIGIN)
 
 //
 // setup web3
 //
 
-var provider = setupProvider({
-  mascaraUrl: MASACARA_DOMAIN + '/proxy/',
+const provider = setupProvider({
+  mascaraUrl: MASCARA_ORIGIN + '/proxy/',
 })
 instrumentForUserInteractionTriggers(provider)
 
-var web3 = new Web3(provider)
-web3.setProvider = function(){
-  console.log('MetaMask - overrode web3.setProvider')
-}
+const web3 = new Web3(provider)
+global.web3 = web3
 
 //
-//
-// export web3
+// ui stuff
 //
 
-global.web3 = web3
+let shouldPop = false
+window.addEventListener('click', maybeTriggerPopup)
 
 //
-// ui stuff
+// util
 //
 
-var shouldPop = false
-window.addEventListener('click', function(){
+function maybeTriggerPopup(){
   if (!shouldPop) return
   shouldPop = false
-  window.open(MASACARA_DOMAIN, '', 'width=360 height=500')
+  window.open(MASCARA_ORIGIN, '', 'width=360 height=500')
   console.log('opening window...')
-})
-
+}
 
 function instrumentForUserInteractionTriggers(provider){
-  var _super = provider.sendAsync.bind(provider)
+  const _super = provider.sendAsync.bind(provider)
   provider.sendAsync = function(payload, cb){
     if (payload.method === 'eth_sendTransaction') {
       console.log('saw send')