.eslintrc.json

{
    "env": {
        "es2021": true,
        "node": true
    },
    "extends": [
        "eslint:recommended",
        "plugin:@typescript-eslint/recommended",
        "plugin:jest/recommended",
        "plugin:jest/style"
    ],
    "parser": "@typescript-eslint/parser",
    "parserOptions": {
        "ecmaVersion": 12,
        "sourceType": "module"
    },
    "plugins": [
        "@typescript-eslint"
    ],
    // "ignorePatterns": "src/migrations/*.ts",
    "rules": {
        "@typescript-eslint/indent": [
            "error",
            "tab"
        ],
        "linebreak-style": [
            "error",
            "unix"
        ],
        "quotes": [
            "error",
            "single",
            {
                "avoidEscape": true,
                "allowTemplateLiterals": true
            }
        ],
        "semi": [
            "error",
            "never"
        ],
        "no-console": "warn",
        "array-callback-return": "error",
        "no-eval": "error",
        "no-fallthrough": "error",
        "no-implied-eval": "error",
        "no-return-await": "error",
        "eqeqeq": "error",
        "no-useless-return": "error",
        "no-use-before-define": "error",
        // Style
        "eol-last": "error",
        "comma-dangle": [
            "error",
            {
                "arrays": "always-multiline",
                "objects": "always-multiline",
                "imports": "always-multiline",
                "exports": "always-multiline",
                "functions": "always-multiline"
            }
        ],
        "comma-spacing": "error",
        "comma-style": "error",
        "computed-property-spacing": "error",
        "no-lonely-if": "error",
        "no-multiple-empty-lines": "error",
        "no-trailing-spaces": "error",
        "object-curly-spacing": [
            "error",
            "always"
        ],
        "arrow-spacing": "error",
        "semi-spacing": "error",
        "key-spacing": "error",
        "prefer-object-spread": "error",
        "prefer-exponentiation-operator": "error",
        "space-in-parens": "error",
        "space-unary-ops": "error",
        "arrow-body-style": "error",
        "generator-star-spacing": [
            "error",
            {
                "before": true,
                "after": false
            }
        ],
        "no-confusing-arrow": "error",
        "no-useless-computed-key": "error",
        "no-useless-constructor": "error",
        "no-useless-rename": "error",
        "no-var": "error",
        "prefer-arrow-callback": "error",
        "prefer-destructuring": "error",
        "prefer-rest-params": "error",
        "prefer-spread": "error",
        "prefer-template": "error",
        "rest-spread-spacing": "error",
        "template-curly-spacing": "error",
        "yield-star-spacing": "error",
        // Typescript
        // VSCode already checks for unused vars
        "no-unused-vars": "off",
        "@typescript-eslint/no-unused-vars": "off"
    }
}