Allowed net_version to be called synchronously

CHANGELOG.md

@@ -2,6 +2,8 @@
 
 ## Current Master
 
+- net_version has been made synchronous.
+
 ## 3.2.0 2017-1-24
 
 - Add ability to import accounts in JSON file format (used by Mist, Geth, MyEtherWallet, and more!)

app/scripts/lib/inpage-provider.js

@@ -84,6 +84,11 @@ MetamaskInpageProvider.prototype.send = function (payload) {
       result = true
       break
 
+    case 'net_version':
+      let networkVersion = self.publicConfigStore.getState().networkVersion
+      result = networkVersion
+      break
+
     // throw not-supported Error
     default:
       var link = 'https://github.com/MetaMask/faq/blob/master/DEVELOPERS.md#dizzy-all-async---think-of-metamask-as-a-light-client'

app/scripts/metamask-controller.js

@@ -178,7 +178,7 @@ module.exports = class MetamaskController extends EventEmitter {
     // sync publicConfigStore with transform
     pipe(
       this.store,
-      storeTransform(selectPublicState),
+      storeTransform(selectPublicState.bind(this)),
       publicConfigStore
     )
 
@@ -186,6 +186,7 @@ module.exports = class MetamaskController extends EventEmitter {
       const result = { selectedAddress: undefined }
       try {
         result.selectedAddress = state.PreferencesController.selectedAddress
+        result.networkVersion = this.getNetworkState()
       } catch (_) {}
       return result
     }