fixes for #17

hot-reload.js

@@ -1,9 +1,6 @@
 const filesInDirectory = dir => new Promise (resolve =>
-
     dir.createReader ().readEntries (entries =>
-
         Promise.all (entries.filter (e => e.name[0] !== '.').map (e =>
-
             e.isDirectory
                 ? filesInDirectory (e)
                 : new Promise (resolve => e.file (resolve))
@@ -19,7 +16,7 @@ const timestampForFilesInDirectory = dir =>
 
 const reload = () => {
     chrome.permissions.contains ({
-        permissions: ["activeTab"]
+        origins: ["http://*/*", "https://*/*"]
     }, granted => {
         if (granted) {
             chrome.tabs.query ({ active: true, lastFocusedWindow: true }, tabs => { // NB: see https://github.com/xpl/crx-hotreload/issues/5
@@ -29,32 +26,24 @@ const reload = () => {
                 }
             })
         } else {
-            alert ('Unable to reload the active tab — please add the "activeTab" permission to manifest.json!')
+            alert ('Unable to reload the active tab — please add "http://*/*" and "https://*/*" permissions to manifest.json!')
             chrome.runtime.reload ()
         }
     })
-
+}
 
 const watchChanges = (dir, lastTimestamp) => {
-
     timestampForFilesInDirectory (dir).then (timestamp => {
-
         if (!lastTimestamp || (lastTimestamp === timestamp)) {
-
             setTimeout (() => watchChanges (dir, timestamp), 1000) // retry after 1s
-
         } else {
-
             reload ()
         }
     })
-
 }
 
 chrome.management.getSelf (self => {
-
     if (self.installType === 'development') {
-
         chrome.runtime.getPackageDirectoryEntry (dir => watchChanges (dir))
     }
 })

manifest.json

@@ -5,7 +5,7 @@
     "description": "An example extension which demonstrates hot-reloading",
     "version":     "1.1337.0",
 
-    "permissions": ["activeTab"],
+    "permissions": ["http://*/*", "https://*/*"],
 
     "background": {
         "scripts": ["hot-reload.js"]