.eslintrc

{
  "parserOptions": {
    "ecmaVersion": 2019,
    "sourceType": "module"
  },
  "env": {
    "es6": true,
    "browser": true
  },
  "plugins": ["svelte3"],
  "globals": {
    "module": "readonly",
    "describe": "readonly",
    "it": "readonly",
    "expect": "readonly",
    "process": "readonly",
    "require": "readonly",
    "global": "readonly",
    "jest": "readonly",
    "beforeEach": "readonly",
    "afterEach": "readonly"
  },
  "overrides": [
    {
      "files": ["**/*.svelte"],
      "processor": "svelte3/svelte3"
    }
  ],
  "extends": ["eslint:recommended"],
  "rules": {
    "comma-dangle": ["error", "always-multiline"],
    "eol-last": ["error", "always"],
    "computed-property-spacing": ["error", "always"],
    "camelcase": [
      "error",
      {
        "properties": "always",
        "ignoreDestructuring": true,
        "ignoreImports": true
      }
    ],
    "brace-style": ["error", "1tbs", { "allowSingleLine": true }],
    "array-element-newline": ["error", "always"],
    "array-bracket-spacing": ["error", "always", { "singleValue": false }],
    "array-bracket-newline": [
      "error",
      {
        "multiline": true,
        "minItems": 2
      }
    ],
    "indent": ["error", 2],
    "max-len": [
      "error",
      {
        "code": 100
      }
    ],
    "semi": ["error", "always"],
    "no-duplicate-imports": ["error"],
    "no-var": ["error"],
    "prefer-const": ["error"],
    "prefer-destructuring": [
      "error",
      {
        "object": true,
        "array": false
      }
    ],
    "prefer-spread": ["error"],
    "arrow-spacing": [
      "error",
      {
        "before": true,
        "after": true
      }
    ],
    "require-await": ["error"],
    "multiline-ternary": ["error", "always"],
    "new-cap": ["error"],
    "no-trailing-spaces": ["error"],
    "object-curly-spacing": ["error", "always"],
    "object-curly-newline": [
      "error",
      {
        "ObjectExpression": {
          "multiline": true,
          "minProperties": 3
        },
        "ObjectPattern": {
          "multiline": true,
          "minProperties": 3
        },
        "ImportDeclaration": {
          "multiline": true,
          "minProperties": 2
        },
        "ExportDeclaration": {
          "multiline": true,
          "minProperties": 2
        }
      }
    ],
    "object-property-newline": ["error"],
    "quotes": ["error", "single"]
  },
  "settings": {}
}