add & configure prettier for this project

.eslintrc.js

@@ -1,18 +1,12 @@
 module.exports = {
   parserOptions: {
-    ecmaVersion: "latest"
+    ecmaVersion: "latest",
   },
   env: {
     browser: false,
     es6: true,
     node: true,
-    mocha: true
+    mocha: true,
   },
-  extends: [
+  extends: ["eslint:recommended", "prettier"]
-    'eslint:recommended'
+};
-  ],
-  rules: {
-    // override/add rules settings here, such as:
-    // 'vue/no-unused-vars': 'error'
-  }
-}

package-lock.json

@@ -10,7 +10,9 @@
       "license": "ISC",
       "devDependencies": {
         "eslint": "^8.23.0",
-        "mocha": "^10.0.0"
+        "eslint-config-prettier": "^8.5.0",
+        "mocha": "^10.0.0",
+        "prettier": "^2.7.1"
       }
     },
     "node_modules/@eslint/eslintrc": {
@@ -586,6 +588,18 @@
         "url": "https://opencollective.com/eslint"
       }
     },
+    "node_modules/eslint-config-prettier": {
+      "version": "8.5.0",
+      "resolved": "https://registry.npmjs.org/eslint-config-prettier/-/eslint-config-prettier-8.5.0.tgz",
+      "integrity": "sha512-obmWKLUNCnhtQRKc+tmnYuQl0pFU1ibYJQ5BGhTVB08bHe9wC8qUeG7c08dj9XX+AuPj1YSGSQIHl1pnDHZR0Q==",
+      "dev": true,
+      "bin": {
+        "eslint-config-prettier": "bin/cli.js"
+      },
+      "peerDependencies": {
+        "eslint": ">=7.0.0"
+      }
+    },
     "node_modules/eslint-scope": {
       "version": "7.1.1",
       "resolved": "https://registry.npmjs.org/eslint-scope/-/eslint-scope-7.1.1.tgz",
@@ -1422,6 +1436,21 @@
         "node": ">= 0.8.0"
       }
     },
+    "node_modules/prettier": {
+      "version": "2.7.1",
+      "resolved": "https://registry.npmjs.org/prettier/-/prettier-2.7.1.tgz",
+      "integrity": "sha512-ujppO+MkdPqoVINuDFDRLClm7D78qbDt0/NR+wp5FqEZOoTNAjPHWj17QRhu7geIHJfcNhRk1XVQmF8Bp3ye+g==",
+      "dev": true,
+      "bin": {
+        "prettier": "bin-prettier.js"
+      },
+      "engines": {
+        "node": ">=10.13.0"
+      },
+      "funding": {
+        "url": "https://github.com/prettier/prettier?sponsor=1"
+      }
+    },
     "node_modules/punycode": {
       "version": "2.1.1",
       "resolved": "https://registry.npmjs.org/punycode/-/punycode-2.1.1.tgz",
@@ -2295,6 +2324,13 @@
         }
       }
     },
+    "eslint-config-prettier": {
+      "version": "8.5.0",
+      "resolved": "https://registry.npmjs.org/eslint-config-prettier/-/eslint-config-prettier-8.5.0.tgz",
+      "integrity": "sha512-obmWKLUNCnhtQRKc+tmnYuQl0pFU1ibYJQ5BGhTVB08bHe9wC8qUeG7c08dj9XX+AuPj1YSGSQIHl1pnDHZR0Q==",
+      "dev": true,
+      "requires": {}
+    },
     "eslint-scope": {
       "version": "7.1.1",
       "resolved": "https://registry.npmjs.org/eslint-scope/-/eslint-scope-7.1.1.tgz",
@@ -2882,6 +2918,12 @@
       "integrity": "sha512-vkcDPrRZo1QZLbn5RLGPpg/WmIQ65qoWWhcGKf/b5eplkkarX0m9z8ppCat4mlOqUsWpyNuYgO3VRyrYHSzX5g==",
       "dev": true
     },
+    "prettier": {
+      "version": "2.7.1",
+      "resolved": "https://registry.npmjs.org/prettier/-/prettier-2.7.1.tgz",
+      "integrity": "sha512-ujppO+MkdPqoVINuDFDRLClm7D78qbDt0/NR+wp5FqEZOoTNAjPHWj17QRhu7geIHJfcNhRk1XVQmF8Bp3ye+g==",
+      "dev": true
+    },
     "punycode": {
       "version": "2.1.1",
       "resolved": "https://registry.npmjs.org/punycode/-/punycode-2.1.1.tgz",

package.json

@@ -5,7 +5,8 @@
   "main": "solver.js",
   "scripts": {
     "test": "mocha",
-    "lint": "eslint --ext .js --ignore-path .gitignore --fix ."
+    "lint": "eslint --ext .js --ignore-path .gitignore --fix .",
+    "format": "prettier .  --write"
   },
   "repository": {
     "type": "git",
@@ -19,6 +20,8 @@
   "homepage": "https://github.com/IgniparousTempest/javascript-tri-peaks-solitaire-solver#readme",
   "devDependencies": {
     "eslint": "^8.23.0",
-    "mocha": "^10.0.0"
+    "eslint-config-prettier": "^8.5.0",
+    "mocha": "^10.0.0",
+    "prettier": "^2.7.1"
   }
 }