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eslint-config-slco
Advanced tools
ESLint and Prettier config package. Easy to use and easily extended
:coffee: NPMJS URL: ESLint-config-slco
Eslint-config-slco is an npm package with my eslint enabled and prettier settings.
Easy to use and easily extended. :beer:
npm i eslint-config-slco@latest
{
"extends": ["slco"] // with .eslintrc file
}
// or package.json eslintConfig object
{
"eslintConfig": {
"extends": ["eslint-config-slco"] //add last
}
}
{
"scripts": {
"slco": "npx install-peerdeps --dev eslint-config-slco",
"lint": "eslint .",
"lint:fix": "eslint . --fix"
}
}
• Before running slco
, check if the script is available via npm:
npm run-script // it shows list of avail scripts. If so type:
npm run slco
..otherwise type:
npx install-peerdeps --dev eslint-config-slco
When correctly installed, it shows a SUCCESS message.
// example
{
"extends": [
"slco" // (last)
],
"rules": { // ESLINT rules
"no-console": 2, // overwrites eslint 1-warning with 2-error
"prettier/prettier": [ // PRETTIER rules
"warn",
{
"trailingComma": "es5",
"singleQuote": true,
"printWidth": 200, // overwrites 70 with 200
}
]
}
}
Enable Node in Webstorm
Set ESlint
Non ESlint errors
Adding ESLint error to Rules in Package.json
.vscode/settings.json
file {
"editor.codeActionsOnSave": {
"source.fixAll.eslint": true
}
}
// REFERENCE PURPOSES I: REACT & JEST
// package.json
"dependencies": {
...
react-test-renderer ^18.2.0
@testing-library/jest-dom ^5.16.5
@testing-library/react ^13.4.0
@testing-library/user-event ^13.5.0
jest ^29.3.1
jest-environment-jsdom ^29.3.1
}
scripts: {
...
"test": "jest --watchAll"
}
// babel.config.js
module.exports
= {
presets: [
'@babel/preset-env',
[
'@babel/preset-react',
{
runtime: 'automatic'
}
]
]
}
// jest.config.js
module.exports = {
moduleFileExtensions: [
'js',
'jsx'
],
modulePathIgnorePatterns: [
'<rootDir>/node_modules/'
],
moduleNameMapper: {
'\\.(css|less)$': '<rootDir>/src/app.css',
// Support import ~
'^~(.*)': '<rootDir>/node_modules/$1'
},
setupFilesAfterEnv: [
'<rootDir>/src/setupTests.js'
],
testEnvironment: 'jsdom'
}
// @jest-environment jsdom // or per file
REFERENCE FILES II
// REFERENCE PURPOSES II
// Adding Cypress to above React/Jest config
// package.json
"dependencies": {
...
react-test-renderer ^18.2.0
@testing-library/jest-dom ^5.16.5
@testing-library/react ^13.4.0
@testing-library/user-event ^13.5.0
jest ^29.3.1
jest-environment-jsdom ^29.3.1,
...,
"@testing-library/jest-dom": "^5.16.5"
"@testing-library/react": "^13.4.0"
"@testing-library/user-event": "^13.5.0"
}
scripts: {
...
"test": "jest --watchAll",
"cypress:open": "./node_modules/.bin/cypress open",
"cypress:run": "./node_modules/.bin/cypress run",
"cybookshop": "npm run cypress:open --record --spec 'cypress/e2e/bookshop.spec.cy.js",
"slco": "npx install-peerdeps --dev eslint-config-slco",
"lint": "eslint .",
"lint:fix": "eslint . --fix",
},
"eslintConfig": {
"extends": [
"react-app",
"react-app/jest",
"plugin:cypress/recommended",
"eslint-config-slco"
],
"rules": {
"jest/valid-expect": 0,
"react/prop-types": 0,
"cypress/no-unnecessary-waiting": 0,
"testing-library/await-async-utils": 0
}
},
...
...
// babel.config.js
module.exports= {
presets: [
'@babel/preset-env',
[
'@babel/preset-react',
{
runtime: 'automatic'
}
]
]
}
// cypress.config.js
const { defineConfig } = require('cypress')
require('dotenv').config()
module.exports = defineConfig({
e2e: {
baseUrl: process.env.REACT_APP_BASE_URL,
env: {
development: process.env.REACT_APP_DEV,
booksApi: process.env.REACT_APP_BASE_API, // ..8080/books
},
pageLoadTimeout: process.env.REACT_APP_PAGE_LOAD_TIMEOUT,
watchForFileChanges: false,
defaultCommandTimeout: 8000,
fileServerFolder: process.env.REACT_APP_SERVER_FOLDER, // stubServer
setupNodeEvents(on, config) {
// node evts
console.log('\n\n -| config --> ', config, ' ..l__l__\n')
},
},
})
// jest.config.js
module.exports = {
moduleFileExtensions: [
'js',
'jsx'
],
modulePathIgnorePatterns: [
'<rootDir>/node_modules/'
],
moduleNameMapper: {
'\\.(css|less)$': '<rootDir>/src/app.css',
// Support import ~
'^~(.*)': '<rootDir>/node_modules/$1'
},
setupFilesAfterEnv: [
'<rootDir>/src/setupTests.js'
],
testEnvironment: 'jsdom'
}
// @jest-environment jsdom // or per file
FAQs
ESLint and Prettier config package. Easy to use and easily extended
The npm package eslint-config-slco receives a total of 7 weekly downloads. As such, eslint-config-slco popularity was classified as not popular.
We found that eslint-config-slco demonstrated a not healthy version release cadence and project activity because the last version was released a year ago. It has 1 open source maintainer collaborating on the project.
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