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.eslintrc.js
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.eslintrc.js
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module.exports = {
extends: ["eslint:recommended", "plugin:react/recommended", "plugin:jest/recommended"],
plugins: ["standard", "react", "jest"],
env: {
browser: true,
es6: true,
"jest/globals": true,
node: true,
},
globals: {
fetch: false,
},
settings: {
react: {
version: "detect"
}
},
rules: {
"jest/no-disabled-tests": "warn",
"jest/no-focused-tests": "error",
"jest/no-identical-title": "error",
"jest/prefer-to-have-length": "warn",
"jest/valid-expect": "error",
"no-var": "error", // optional, recommended when using es6+
"no-unused-vars": 1, // recommended
"arrow-spacing": ["error", { before: true, after: true }], // recommended
indent: ["error", 2],
"comma-dangle": [
"error",
{
objects: "only-multiline",
arrays: "only-multiline",
imports: "never",
exports: "never",
functions: "never",
},
],
// options to emulate prettier setup
semi: ["error", "never"],
"max-len": ["error", { code: 128, ignoreUrls: true }],
"template-curly-spacing": ["error", "always"],
"arrow-parens": ["error", "as-needed"],
// standard.js
"space-before-function-paren": [
"error",
{
named: "always",
anonymous: "always",
asyncArrow: "always",
},
],
// standard plugin - options
"standard/object-curly-even-spacing": ["error", "either"],
"standard/array-bracket-even-spacing": ["error", "either"],
"standard/computed-property-even-spacing": ["error", "even"],
"standard/no-callback-literal": ["error", ["cb", "callback"]],
// react plugin - options
"react/jsx-uses-react": "error",
"react/jsx-uses-vars": "error",
"react/react-in-jsx-scope": "off",
},
parser: "@babel/eslint-parser",
parserOptions: {
babelOptions: {
presets: ["@babel/preset-react"]
},
ecmaFeatures: {
jsx: true
},
ecmaVersion: 8, // optional, recommended 6+
requireConfigFile: false
},
}