ESLint error level

ESLint error level

https://eslint.org/docs/user-guide/getting-started#configuration

.eslintrc

{
    "extends": "eslint:recommended"
    "rules": {
        "semi": ["error", "always"],
        "quotes": ["error", "double"]
    }
}

ESLint Rules

https://eslint.org/docs/rules/

ESLint config

https://eslint.org/docs/user-guide/configuring

https://eslint.org/docs/user-guide/configuring#specifying-parser-options

1. .eslintrc.* file

.eslintrc

.eslintrc.js

.eslintrc.json

1. eslintConfig field in a package.json

demo

{
    "parserOptions": {
        "ecmaVersion": 6,
        "sourceType": "module",
        "ecmaFeatures": {
            "jsx": true
        }
    },
    "rules": {
        "semi": "error"
    }
}

https://www.npmjs.com/search?q=eslint-config

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