Example Meteor Eslint and Prettier config files

.eslintignore

.meteor
.tmp
node_modules/
.build
packages/

.eslintrc.json

{
	"parserOptions": {
		"ecmaVersion": 2020,
		"sourceType": "module",
		"ecmaFeatures": {
			"jsx": true
		}
	},
	"env": {
		"es6": true,
		"browser": true,
		"node": true,
		"meteor": true
	},
	"parser": "babel-eslint",
	"plugins": ["meteor", "babel", "react", "react-hooks", "prettier"],
	"extends": [
		"airbnb",
		"airbnb/hooks",
		"plugin:meteor/recommended",
		"plugin:react/recommended",
		"prettier"
	],
	"settings": {
		"react": {
			"version": "detect",
			"pragma": "React"
		},
		"import/resolver": {
			"node": {
				"extensions": [".js", ".jsx", ".ts", ".tsx", ".json"],
				"moduleDirectory": ["node_modules", "./"]
			},
			"meteor": {
				"extensions": [".js", ".jsx"]
			  }
		}
	},
	//Applies recommened Rules, exceptions below
	"rules": {
		// Default
		"meteor/eventmap-params": [
			2,
			{
				"eventParamName": "e",
				"templateInstanceParamName": "template"
			}
		],
		//(e, template)
		"no-unused-vars": [
			"error",
			{
				"args": "none"
			}
		],
		//Must use all declared vars
		"curly": ["error", "multi-or-nest", "consistent"],
		//handles unnessecary curlys
		"eqeqeq": ["error", "always"],
		//enforce === & !==
		// "brace-style": ["error", "stroustrup"], ?? can not use with prettier
		"brace-style": ["error", "1tbs"],
		//All braces start on line of declaration
		"no-multiple-empty-lines": [
			"error",
			{
				"max": 1
			}
		],
		//Only one empty line in a row allowed
		"object-property-newline": [
			"error",
			{
				"allowAllPropertiesOnSameLine": true
			}
		],
		//Objects either must be on one line or one for each field
		"array-bracket-newline": ["error", "consistent"],
		//Array with multiple elements should always be multi-line
		"no-console": [
			"error",
			{
				"allow": ["warn", "error", "log"]
			}
		],
		//Allow these console uses/may want to remove for publish
		"no-undef": "off",
		//Get rid of no definition so we don't have to declare a bunch of Meteor Specific globals
		"meteor/audit-argument-checks": "off",
		//Remove rule that tests that all arguments are used in a function
		"no-case-declarations": "off",
		//Remove rule requiring braces for switch statements
		"no-inner-declarations": "off",
		//Remove rule preventing variable declarations inside of functions
		"indent": [
			"error",
			"tab",
			{
				"SwitchCase": 1
			}
		],
		//Indent with tabs
		"padding-line-between-statements": [
			"error",
			{
				"blankLine": "always",
				"prev": "*",
				"next": ["block-like", "for", "while", "multiline-const", "function", "return"]
			},
			//Insert blank line after these elements
			{
				"blankLine": "never",
				"prev": ["singleline-const"],
				"next": ["singleline-const"]
			},
			//Dont add spaces inbetween two const variable declerations
			{
				"blankLine": "never",
				"prev": ["singleline-let"],
				"next": ["singleline-let"]
			}
			//Dont add spaces inbetween two const variable declerations
		],
		"space-before-blocks": "error",
		//Requires spaces after function declarations
		"arrow-spacing": "error",
		//Requires spaces before and after =>
		"semi": "error",
		"no-extra-boolean-cast": "off",
		//Enforce consistent quotes style
		"quotes": ["error", "single"],
		// Extends
		"react/prop-types": "error",
		"react/jsx-filename-extension": [1, { "extensions": [".js", ".jsx", ".ts", ".tsx"] }],
		"react/jsx-props-no-spreading": 0,
		"import/prefer-default-export": 0,
		"import/named": 2,
		"import/namespace": 2,
		"import/default": 2,
		"import/export": 2,
		"react/state-in-constructor": 0,
		"react/static-property-placement": 0,
		"camelcase": 0,
		"jsx-a11y/mouse-events-have-key-events": 0,
		"react/jsx-curly-newline": 0,
		"jsx-a11y/label-has-associated-control": [
			"error",
			{
				"required": {
					"some": ["nesting", "id"]
				}
			}
		],
		"import/extensions": [
			"error",
			"ignorePackages",
			{
				"js": "never",
				"jsx": "never",
				"ts": "never",
				"tsx": "never"
			}
		],
		"react/sort-comp": 0,
		"react/jsx-wrap-multilines": 0,
		"react-hooks/rules-of-hooks": "error",
		"react-hooks/exhaustive-deps": "warn",
		"import/no-dynamic-require": "off",
		"@typescript-eslint/no-var-requires": "off",
		"global-require": "off",
		"no-use-before-define": "off",
		"no-shadow": "off",
		"no-redeclare": "off",
		"react/react-in-jsx-scope": "off",
		"react/require-default-props": "off",
		"react/no-danger": "off",
		"no-underscore-dangle": "off",
		"no-alert": "off",
		"import/no-absolute-path": "off" // Meteor could use absolute path for "imports"
	}
}

.prettierignore

.meteor
.tmp
node_modules/
.build
packages/

.prettierrc

{
	"printWidth": 120,
	"useTabs": true,
	"tabWidth": 4,
	"semi": true,
	"singleQuote": true,
	"trailingComma": "es5",
	"bracketSpacing": true,
	"jsxBracketSameLine": false,
	"arrowParens": "avoid"
}

package.json

{
  "name": "eslint-meteor",
  "private": true,
  "scripts": {
    "test": "meteor --settings ./settings.dev.json test --port 3030 --once --driver-package meteortesting:mocha",
    "start": "meteor --settings settings.dev.json",
    "dev": "meteor run --settings settings.dev.json --inspect",
    "test-app": "TEST_WATCH=1 meteor test --full-app --driver-package meteortesting:mocha",
    "visualize": "meteor --production --extra-packages bundle-visualizer",
    "lint:base": "eslint --ext .js .jsx .ts,.tsx ./",
    "lint:styles": "stylelint '**/*.scss' --fix",
    "lint": "npm lint:base --fix --cache --cache-location=./node_modules/.cache/",
    "prepare": "husky install"
  },
  "dependencies": {
    "bcrypt": "^5.0.1",
    "simpl-schema": "^1.12.0"
  },
  "meteor": {
    "testModule": "server/tests/index.js"
  },
  "devDependencies": {
    "@babel/runtime": "^7.15.3",
    "@meteorjs/eslint-config-meteor": "^1.0.5",
    "babel": "^6.23.0",
    "babel-eslint": "^10.1.0",
    "eslint": "^7.32.0",
    "eslint-config-airbnb": "^18.2.1",
    "eslint-config-prettier": "^8.3.0",
    "eslint-import-resolver-meteor": "^0.4.0",
    "eslint-plugin-babel": "^5.3.1",
    "eslint-plugin-import": "^2.24.2",
    "eslint-plugin-jsx-a11y": "^6.4.1",
    "eslint-plugin-meteor": "^7.3.0",
    "eslint-plugin-prettier": "^4.0.0",
    "eslint-plugin-react": "^7.25.1",
    "eslint-plugin-react-hooks": "^4.2.0",
    "expect": "^27.1.0",
    "husky": "^7.0.2",
    "nock": "^13.1.3",
    "prettier": "^2.3.2",
    "sinon": "^11.1.2"
  }
}