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.eslintrc.js
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.eslintrc.js
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module.exports = {
parser: "babel-eslint",
extends: ["airbnb", "prettier", "prettier/react"],
plugins: ["prettier"],
env: {
browser: true,
node: true,
jest: true
},
rules: {
// Forbid the use of extraneous packages
// https://github.com/benmosher/eslint-plugin-import/blob/master/docs/rules/no-extraneous-dependencies.md
"import/no-extraneous-dependencies": ["error", { packageDir: "." }],
// Prefer destructuring from arrays and objects
// http://eslint.org/docs/rules/prefer-destructuring
"prefer-destructuring": [
"error",
{
VariableDeclarator: {
array: false,
object: true
},
AssignmentExpression: {
array: false,
object: false
}
},
{
enforceForRenamedProperties: false
}
],
// Allow .js files to use JSX syntax
// https://github.com/yannickcr/eslint-plugin-react/blob/master/docs/rules/jsx-filename-extension.md
"react/jsx-filename-extension": [1, { extensions: [".js", ".jsx"] }],
// Functional and class components are equivalent from React’s point of view
// https://github.com/yannickcr/eslint-plugin-react/blob/master/docs/rules/prefer-stateless-function.md
"react/prefer-stateless-function": "off",
// Recommend not to leave any console.log in your code
// Use console.error, console.warn and console.info instead
// https://eslint.org/docs/rules/no-console
"no-console": [
"error",
{
allow: ["warn", "error", "info"]
}
],
// Ensure <a> tags are valid
// https://github.com/evcohen/eslint-plugin-jsx-a11y/blob/master/docs/rules/anchor-is-valid.md
"jsx-a11y/anchor-is-valid": [
"error",
{
components: ["Link"],
specialLink: ["to"],
aspects: ["noHref", "invalidHref", "preferButton"]
}
],
// ESLint plugin for prettier formatting
// https://github.com/prettier/eslint-plugin-prettier
"prettier/prettier": "error",
// Avoid no-shadow ESLint error.
// https://stackoverflow.com/a/42337137
"no-shadow": "off",
// Disable no-param-reassign only for param properties
// https://stackoverflow.com/a/35637900
"no-param-reassign": [2, { props: false }],
// work-around on conflicting peer dep for eslint-plugin-jsx-ally
"jsx-a11y/href-no-hash": "off"
},
settings: {
// Allow absolute paths in imports, e.g. import Button from 'components/Button'
// https://github.com/benmosher/eslint-plugin-import/tree/master/resolvers
"import/resolver": {
node: {
moduleDirectory: ["node_modules", "src"]
}
}
}
};