diff --git a/.eslintrc.json b/.eslintrc.json
index ff58ea3..0bba253 100644
--- a/.eslintrc.json
+++ b/.eslintrc.json
@@ -79,7 +79,7 @@
         "newline-per-chained-call": "error",
         "no-alert": "error",
         "no-array-constructor": "error",
-        "no-bitwise": "error",
+        "no-bitwise": "off",
         "no-caller": "error",
         "no-console": "off",
         "no-catch-shadow": "error",
@@ -164,7 +164,7 @@
         "no-unneeded-ternary": "error",
         "no-unsafe-finally": "error",
         "no-unused-expressions": "error",
-        "no-use-before-define": "error",
+        "no-use-before-define": "off",
         "no-useless-call": "error",
         "no-useless-computed-key": "error",
         "no-useless-concat": "off",
@@ -173,7 +173,7 @@
         "no-useless-rename": "error",
         "no-var": "off",
         "no-void": "error",
-        "no-warning-comments": "error",
+        "no-warning-comments": "off",
         "no-whitespace-before-property": "error",
         "no-with": "error",
         "object-curly-spacing": [
@@ -259,6 +259,9 @@
         "marked": true,
         "jade": true,
         "loadJS": true,
+        "esprima": true,
+        "escodegen": true,
+        "utils": true,
         "Promise": true
     }
-}
\ No newline at end of file
+}
diff --git a/src/notifications.js b/src/notifications.js
index 10eb002..a0e6095 100644
--- a/src/notifications.js
+++ b/src/notifications.js
@@ -3,7 +3,7 @@
 	var noticationContainerEL = $('#js-alerts-container');
 
 	function addNotification(msg) {
-		var n = document.createElement('div');
+		// var n = document.createElement('div');
 		// div.textContent = msg;
 		// noticationContainerEL.appendChild(n);
 		noticationContainerEL.textContent = msg;
@@ -17,4 +17,4 @@
 	window.alertsService = {
 		add: addNotification
 	}
-})();
\ No newline at end of file
+})();
diff --git a/src/script.js b/src/script.js
index fed9b23..5a82b1e 100644
--- a/src/script.js
+++ b/src/script.js
@@ -1,5 +1,5 @@
 /* eslint-disable no-extra-semi */
-;(function () {
+;(function (alertsService) {
 
 /* eslint-enable no-extra-semi */
 	var editur = window.editur || {};
@@ -154,20 +154,16 @@
 		});
 	}
 
-	function populateItem(items) {
-		// currentItem = savedItems[];
-		refreshEditor();
-	}
 	function populateItemsInSavedPane(items) {
-		if (!items || !items.length) return;
+		if (!items || !items.length) { return; }
 		var html = '';
 		// TODO: sort desc. by updation date
 		items.sort(function (a, b) {
 			return b.updatedOn - a.updatedOn;
 		});
 		items.forEach(function (item) {
-			html += '<a class="js-saved-item-tile saved-item-tile" data-item-id="' + item.id + '">' +
-				'<h3>' + item.title + '</h3><span>Last updated: ' + item.updatedOn + '</span></a>';
+			html += '<a class="js-saved-item-tile saved-item-tile" data-item-id="' + item.id + '">'
+				+ '<h3>' + item.title + '</h3><span>Last updated: ' + item.updatedOn + '</span></a>';
 		})
 		savedItemsPane.querySelector('#js-saved-items-wrap').innerHTML = html;
 		toggleSavedItemsPane();
@@ -287,9 +283,11 @@
 		editur.cm.js.setOption('mode', modes[value].cmMode);
 		CodeMirror.autoLoadMode(editur.cm.js, modes[value].cmMode);
 		// FIXME: Will be saved as part of global settings
-		/*chrome.storage.sync.set({
+		/*
+		chrome.storage.sync.set({
 			jsMode: value
-		}, function () {});*/
+		}, function () {});
+		*/
 	}
 
 	// computeHtml, computeCss & computeJs evaluate the final code according
@@ -344,8 +342,8 @@
 				ast = esprima.parse(code, {
 					tolerant: true
 				});
-			} catch(e) {
-				showErrors('js', [ { lineNumber: e.lineNumber-1, message: e.description } ]);
+			} catch (e) {
+				showErrors('js', [ { lineNumber: e.lineNumber - 1, message: e.description } ]);
 			} finally {
 				utils.addInfiniteLoopProtection(ast);
 				d.resolve(escodegen.generate(ast));
@@ -368,8 +366,8 @@
 				ast = esprima.parse(code, {
 					tolerant: true
 				});
-			} catch(e) {
-				showErrors('js', [ { lineNumber: e.lineNumber-1, message: e.description } ]);
+			} catch (e) {
+				showErrors('js', [ { lineNumber: e.lineNumber - 1, message: e.description } ]);
 			} finally {
 				utils.addInfiniteLoopProtection(ast);
 				d.resolve(Babel.transform(escodegen.generate(ast), { presets: ['es2015'] }).code);
@@ -401,10 +399,10 @@
 		});
 	}
 	function createPreviewFile(html, css, js) {
-		var contents = '<html>\n<head>\n' +
-			'<style>\n' + css + '\n</style>\n' +
-			'</head>\n' +
-			'<body>\n' + html + '\n<script>\n' + js + '\n//# sourceURL=userscript.js</script></body>\n</html>';
+		var contents = '<html>\n<head>\n'
+			+ '<style>\n' + css + '\n</style>\n'
+			+ '</head>\n'
+			+ '<body>\n' + html + '\n<script>\n' + js + '\n//# sourceURL=userscript.js</script></body>\n</html>';
 
 		var fileWritten = false;
 
@@ -417,8 +415,8 @@
 				fileEntry.createWriter(function(fileWriter) {
 					function onWriteComplete() {
 						if (fileWritten) {
-							frame.src = 'filesystem:chrome-extension://' +
-							chrome.i18n.getMessage('@@extension_id') + '/temporary/' + 'preview.html';
+							frame.src = 'filesystem:chrome-extension://'
+							+ chrome.i18n.getMessage('@@extension_id') + '/temporary/' + 'preview.html';
 						}
 						else {
 							fileWritten = true;
@@ -647,9 +645,9 @@
 		}, function syncGetCallback(result) {
 			if (result.preserveLastCode && lastCode) {
 				if (lastCode.id) {
-					chrome.storage.local.get(lastCode.id, function (result) {
+					chrome.storage.local.get(lastCode.id, function (itemResult) {
 						utils.log('Load item ', lastCode.id)
-						currentItem = result[lastCode.id];
+						currentItem = itemResult[lastCode.id];
 						refreshEditor();
 					});
 				} else {
@@ -679,4 +677,4 @@
 
 	init();
 
-})();
\ No newline at end of file
+})(window.alertsService);
diff --git a/src/utils.js b/src/utils.js
index cdf4534..b6c7535 100644
--- a/src/utils.js
+++ b/src/utils.js
@@ -50,6 +50,7 @@
 			inside: ast2.body[0].body.body[0]
 		}
 	}
+
 	/**
 	 * Add timed limit on the loops found in the passed AST body
 	 * @param {ASTBody}	Body of an AST generated by esprima or any ES compliant AST