Improve extract-json#allTextNodes performance

Author: Túlio Ornelas

extension/src/json-viewer/check-if-json.js

@@ -1,16 +1,16 @@
 var extractJSON = require('./extract-json');
 
 function allTextNodes(nodes) {
-  return Object.keys(nodes).reduce(function(result, key) {
-    return result && nodes[key].nodeName === '#text'
-  }, true)
+  return !Object.keys(nodes).some(function(key) {
+    return nodes[key].nodeName !== '#text'
+  })
 }
 
 function getPreWithSource() {
   var childNodes = document.body.childNodes;
 
   if (childNodes.length === 0) {
-    null
+    return null
   }
 
   if (childNodes.length > 1 && allTextNodes(childNodes)) {

package.json

@@ -21,10 +21,6 @@
     "sweetalert": "1.0.x",
     "webpack": "1.12.x"
   },
-  "engines": {
-    "node": "7.0",
-    "npm": "3.10"
-  },
   "scripts": {
     "release": "NODE_ENV=production npm run build",
     "build": "./node_modules/.bin/webpack --progress --colors && node ./lib/release-script"