diff --git a/src/main/resources/public/js/fuzzyRule.js b/src/main/resources/public/js/fuzzyRule.js
index 58a1b7c..248aa27 100644
--- a/src/main/resources/public/js/fuzzyRule.js
+++ b/src/main/resources/public/js/fuzzyRule.js
@@ -1,12 +1,10 @@
-
 // Rules parsing
 // antecedent
 function getAntecedent(rule) {
-    var withoutIf = rule.split('if');
+    let withoutIf = rule.split('if');
     return withoutIf[1].trim().split('then')[0].trim();
 }
 
-
 // TODO: remove duplicate
 function getAntecedentComponents(antecedent) {
     return antecedent.split('and').map((i) => i.trim());
@@ -14,7 +12,7 @@ function getAntecedentComponents(antecedent) {
 
 // consequent
 function getConsequent(rule) {
-    var withoutIf = rule.split('if');
+    let withoutIf = rule.split('if');
     return withoutIf[1].trim().split('then')[1].trim();
 }
 
@@ -35,7 +33,7 @@ function getVariableValue(variableComponents) {
 // Rules creation
 
 /* exported MessageTypesEnum */
-var MessageTypesEnum = {
+let MessageTypesEnum = {
     INFO: "info",
     SUCCESS: "success",
     WARNING: "warning",
@@ -44,7 +42,7 @@ var MessageTypesEnum = {
 Object.freeze(MessageTypesEnum);
 
 function isEmpty(value) {
-    if (typeof  value === "function") {
+    if (typeof value === "function") {
         return false;
     }
     return (value == null || value.length === 0);
@@ -54,6 +52,7 @@ function isEmpty(value) {
 function showFeedbackMessage(message, type) {
     alert(type + ' ' + message);
 }
+
 /* exported errorHandler */
 function errorHandler(response, callBack, errorCallBack) {
     if (!isEmpty(response.error)) {
@@ -82,11 +81,15 @@ function getFromRest(url, callBack) {
 }
 
 /* exported createRule */
- function createRule() {
-    var ruleString = "if ";
-    var inp = $('.selectpicker.inputVar').children(':selected').map(function() {return $(this).text();}).get();
-    var inpVal = $('.selectpicker.inputVal').children(':selected').map(function() {return $(this).text();}).get();
-    for (var i = 0; i < inp.length; i++) {
+function createRule() {
+    let ruleString = "if ";
+    let inp = $('.selectpicker.inputVar').children(':selected').map(function () {
+        return $(this).text();
+    }).get();
+    let inpVal = $('.selectpicker.inputVal').children(':selected').map(function () {
+        return $(this).text();
+    }).get();
+    for (let i = 0; i < inp.length; i++) {
         if (i > 0) {
             ruleString += ' and ';
         }
@@ -101,7 +104,7 @@ function fillSelect(selectElement, values, selectedVal) {
     $.each(values, function (key, value) {
         $(selectElement).append($("<option />").val(value.id).text(value.name));
     });
-    $(selectElement).children().each(function() {
+    $(selectElement).children().each(function () {
         if ($(this).text() == selectedVal) {
             $(this).prop('selected', true);
         }
@@ -109,33 +112,33 @@ function fillSelect(selectElement, values, selectedVal) {
 }
 
 function fillFuzzyTerms(variablesElement, fuzzyTermsElement, termVal) {
-    getFromRest("/rule/getFuzzyTerms/"+$(variablesElement).val(), function (fuzzyTerms) {
-       var fuzzyTermsData = [];
-       $.each(fuzzyTerms, function (key, value) {
-           fuzzyTermsData.push({
-               id: value.id,
-               name: value.description
-           });
-       });
-       fillSelect(fuzzyTermsElement, fuzzyTermsData, termVal);
-       $(fuzzyTermsElement).selectpicker("refresh");
-       $(fuzzyTermsElement).trigger("change");
-   });
+    getFromRest("/rule/getFuzzyTerms/" + $(variablesElement).val(), function (fuzzyTerms) {
+        let fuzzyTermsData = [];
+        $.each(fuzzyTerms, function (key, value) {
+            fuzzyTermsData.push({
+                id: value.id,
+                name: value.description
+            });
+        });
+        fillSelect(fuzzyTermsElement, fuzzyTermsData, termVal);
+        $(fuzzyTermsElement).selectpicker("refresh");
+        $(fuzzyTermsElement).trigger("change");
+    });
 }
 
 function fillVariables(projectId, variablesElement, variableVal) {
-    getFromRest("/rule/getVariables/"+projectId, function (variables) {
-       var variablesData = [];
-       $.each(variables, function (key, value) {
-           variablesData.push({
-               id: value.id,
-               name: value.name
-           });
-       });
-       fillSelect(variablesElement, variablesData, variableVal);
-       $(variablesElement).selectpicker("refresh");
-       $(variablesElement).trigger("change");
-   });
+    getFromRest("/rule/getVariables/" + projectId, function (variables) {
+        let variablesData = [];
+        $.each(variables, function (key, value) {
+            variablesData.push({
+                id: value.id,
+                name: value.name
+            });
+        });
+        fillSelect(variablesElement, variablesData, variableVal);
+        $(variablesElement).selectpicker("refresh");
+        $(variablesElement).trigger("change");
+    });
 }
 
 function variableValueChanged(variablesElement, fuzzyTermsElement) {
@@ -147,34 +150,39 @@ function fuzzyTermsValueChanged() {
 }
 
 function addVariableSelect(projectId, variableVal) {
-    var variablesElement = $("<select class='selectpicker inputVar m-2' data-live-search='true data-width='70%'></select>");
+    let variablesElement = $("<select class='selectpicker inputVar m-2' data-live-search='true data-width='70%'></select>");
     fillVariables(projectId, variablesElement, variableVal);
     return variablesElement;
 }
 
 function addFuzzyTermsSelect(variablesElement, termVal) {
-    var fuzzyTermsElement = $("<select class='selectpicker inputVal m-2' data-live-search='true data-width='70%'></select>");
+    let fuzzyTermsElement = $("<select class='selectpicker inputVal m-2' data-live-search='true data-width='70%'></select>");
     if ($(variablesElement).val()) {
         fillFuzzyTerms(variablesElement, fuzzyTermsElement, termVal);
     }
     return fuzzyTermsElement;
 }
+
 function removeAntecedent(buttonElement) {
     $(buttonElement).parent().remove();
     fuzzyTermsValueChanged();
 }
 
 function addAntecedent(parentElement, projectId, variableVal, termVal) {
-    var rowElement = $("<div class='row'></div>");
+    let rowElement = $("<div class='row'></div>");
     if ($(parentElement).find('.row').length) {
         $(rowElement).append("<label class='col col-md-1 m-2'>И</label>");
     } else {
         $(rowElement).append("<label class='col col-md-1 m-2'> </label>");
     }
-    var variablesElement = addVariableSelect(projectId, variableVal);
-    var fuzzyTermsElement = addFuzzyTermsSelect(variablesElement, termVal);
-    $(variablesElement).on( "change", function() {variableValueChanged(variablesElement, fuzzyTermsElement)});
-    $(fuzzyTermsElement).on( "change", function() {fuzzyTermsValueChanged()});
+    let variablesElement = addVariableSelect(projectId, variableVal);
+    let fuzzyTermsElement = addFuzzyTermsSelect(variablesElement, termVal);
+    $(variablesElement).on("change", function () {
+        variableValueChanged(variablesElement, fuzzyTermsElement)
+    });
+    $(fuzzyTermsElement).on("change", function () {
+        fuzzyTermsValueChanged()
+    });
     $(rowElement).append(variablesElement);
     $(rowElement).append("<label class='col col-md-1  m-2'>есть</label>");
     $(rowElement).append(fuzzyTermsElement);
@@ -185,9 +193,9 @@ function addAntecedent(parentElement, projectId, variableVal, termVal) {
 }
 
 function addAntecedentFromRule(parentElement, projectId, ruleContent) {
-    var antecedentComponents = getAntecedentComponents(getAntecedent(ruleContent));
+    let antecedentComponents = getAntecedentComponents(getAntecedent(ruleContent));
     for (let i = 0; i < antecedentComponents.length; i++) {
         var a = antecedentComponents[i];
         addAntecedent(parentElement, projectId, getVariable(a), getVariableValue(a));
     }
-}
+}
\ No newline at end of file