Fix lint issues

Author: RomanHotsiy

.eslintrc

@@ -1,10 +1,15 @@
 extends: "eslint:recommended"
 env:
   node: true
-  shelljs: true
   es6: true
+parserOptions:
+  ecmaVersion: 2019
 rules:
+  no-console: [0]
   no-warning-comments: 0
   no-empty:
     - "error"
     - allowEmptyCatch: true
+  no-var: [2]
+  prefer-const: [2]
+    

lib/utils.js

@@ -1,9 +1,11 @@
 const fs = require("fs");
 const path = require("path");
-const ejs = require("ejs");
-const gitUrlParse = require("git-url-parse");
 const { execSync } = require('child_process');
 
+const ejs = require("ejs");
+const gitUrlParse = require("git-url-parse");
+const chalk = require('chalk');
+const yaml = require("js-yaml");
 const mkdirp = require("mkdirp");
 
 function provisionPaths(file) {
@@ -16,8 +18,9 @@ exports.validateSpecFileName = fileName => {
   if (!fs.existsSync(fileName)) {
     return chalk.red(`File ${chalk.blue(fileName)} does not exist`);
   }
+  let file;
   try {
-    const file = yaml.safeLoad(fs.readFileSync(fileName, "utf8"));
+    file = yaml.safeLoad(fs.readFileSync(fileName, "utf8"));
   } catch (e) {
     return chalk.red(e.message);
   }
@@ -30,8 +33,8 @@ exports.validateSpecFileName = fileName => {
 
 exports.getCurrentGitHubRepo = () => {
   try {
-    var remoteUrl = execSync("git config --get remote.origin.url").toString();
-    var parsedUrl = gitUrlParse(remoteUrl.trim());
+    const remoteUrl = execSync("git config --get remote.origin.url").toString();
+    const parsedUrl = gitUrlParse(remoteUrl.trim());
     if (parsedUrl.owner && parsedUrl.name) {
       return parsedUrl.owner + "/" + parsedUrl.name;
     }
@@ -42,8 +45,8 @@ exports.getCurrentGitHubRepo = () => {
 exports.copy = async file => {
   const { src, target } = provisionPaths(file);
   mkdirp.sync(path.dirname(target));
-  var rd = fs.createReadStream(src);
-  var wr = fs.createWriteStream(target);
+  const rd = fs.createReadStream(src);
+  const wr = fs.createWriteStream(target);
 
   try {
     return await new Promise(function(resolve, reject) {
@@ -68,7 +71,7 @@ exports.render = async (file, data) => {
 exports.getGhPagesBaseUrl = repo => {
   const [user, name] = repo.split("/");
   // TODO: support CNAME
-  var url = user.toLowerCase() + ".github.io";
+  let url = user.toLowerCase() + ".github.io";
   if (name !== url) {
     url += "/" + name;
   }
@@ -78,9 +81,9 @@ exports.getGhPagesBaseUrl = repo => {
 function copyDirSync(srcDir, targetDir) {
   const list = fs.readdirSync(srcDir);
   list.forEach(file => {
-    let src = srcDir + "/" + file;
-    let dst = targetDir + "/" + file;
-    var stat = fs.statSync(src);
+    const src = srcDir + "/" + file;
+    const dst = targetDir + "/" + file;
+    const stat = fs.statSync(src);
     if (stat && stat.isDirectory()) {
       try {
         fs.mkdirSync(dst);

package-lock.json

@@ -32,11 +32,11 @@
   },
   "devDependencies": {
     "eslint": "^5.9.0",
-    "eslint-config-xo-space": "^0.20.0",
     "prettier": "^1.15.3"
   },
   "eslintConfig": {
-    "extends": "xo-space"
+    "extends": "xo-space",
+    "prettier": "prettier --write lib/**/*.js cli.js"
   },
   "repository": "Rebilly/generator-openapi-repo",
   "scripts": {