Updates the code structure

Author: nikolai-shabalin

rules/space-between-comments/index.js

@@ -1,33 +1,30 @@
 'use strict';
 const { is_comment_node } = require('@linthtml/dom-utils');
 
-const hasSpacesAtStartAndEnd = (rule, string) => {
-  rule = rule === undefined ? 'space' : rule;
-
-  if (rule === 'space') {
-    return string.startsWith(' ') && string.endsWith(' ');
-  } else if (rule === 'no-space') {
-    return !string.startsWith(' ') && !string.endsWith(' ');
+const rules = {
+  'space': {
+    check: (string) => string.startsWith(' ') && string.endsWith(' '),
+    errorMessage: 'The comment should contain spaces at the beginning and end of the message.'
+  },
+  'no-space': {
+    check: (string) => !string.startsWith(' ') && !string.endsWith(' '),
+    errorMessage: 'The comment should not contain spaces at the beginning and end of the message.'
   }
 };
 
 module.exports = {
   name: 'htmlacademy/space-between-comments',
   // eslint-disable-next-line camelcase
-  lint(node, rule_config, { report }) {
+  lint(node, rule_config = 'space', { report }) {
     if (is_comment_node(node)) {
       const comment = node.data;
-      const isEdges = hasSpacesAtStartAndEnd(rule_config, comment);
-
-      if (!isEdges) {
-        // eslint-disable-next-line camelcase
-        const message = rule_config === 'space'
-          ? 'The comment should contain spaces at the beginning and end of the message.'
-          : 'The comment should not contain spaces at the beginning and end of the message.';
+      // eslint-disable-next-line camelcase
+      const { check, errorMessage } = rules[rule_config];
 
+      if (!check(comment)) {
         report({
           position: node.loc,
-          message
+          message: errorMessage
         });
       }
     }