.eslintrc.json

{
  "env": {
    "es6": true,
    "node": true,
    "browser": true,
    "jquery": true,
    "jasmine": true,
    "mocha": true,
    "qunit": true
  },
  "overrides": [
    {
      "files": [ "**/*.js", "**/*.jsx", "**/*.es6", "**/*.mjs", "**/*.mdx" ],
      "extends": "eslint:recommended",
      "parserOptions": {
        "ecmaFeatures": {
          "jsx": true,
          "globalReturn": true
        },
        "sourceType": "script"
      },
      "rules": {
        "no-undef": "off",
        "no-fallthrough": "off",
        "no-mixed-spaces-and-tabs": "off",
        "no-redeclare": "off",
        "no-with": "off",
        "no-prototype-builtins": "off",
        "no-misleading-character-class": "off",
        "no-async-promise-executor": "off",
        "no-import-assign": "off",
        "no-empty": [
          "error",
          { "allowEmptyCatch": true }
        ],
        "no-unused-vars": [
          "warn",
          {
            "vars": "local",
            "args": "after-used",
            "ignoreRestSiblings": true
          }
        ],
        "no-constant-condition": "off"
      }
    },
    {
      "files": [ "**/*.ts", "**/*.tsx" ],
      "parser": "@typescript-eslint/parser",
      "plugins": [ "@typescript-eslint" ],
      "extends": [ "eslint:recommended", "plugin:@typescript-eslint/recommended" ],
      "rules": {
        "no-undef": "off",
        "no-fallthrough": "off",
        "no-mixed-spaces-and-tabs": "off",
        "no-redeclare": "off",
        "no-with": "off",
        "no-prototype-builtins": "off",
        "no-misleading-character-class": "off",
        "no-async-promise-executor": "off",
        "no-import-assign": "off",
        "no-empty": [
          "error",
          { "allowEmptyCatch": true }
        ],
        "@typescript-eslint/no-unused-vars": [
          "warn",
          {
            "vars": "local",
            "args": "after-used",
            "ignoreRestSiblings": true
          }
        ],
        "@typescript-eslint/prefer-as-const": "off",
        "@typescript-eslint/no-empty-function": "off",
        "@typescript-eslint/no-empty-interface": "off",
        "@typescript-eslint/no-inferrable-types": "off",
        "@typescript-eslint/no-namespace": "off",
        "@typescript-eslint/no-non-null-assertion": "off",
        "@typescript-eslint/no-this-alias": "off",
        "@typescript-eslint/no-unnecessary-type-constraint": "off",
        "@typescript-eslint/no-var-requires": "off",
        "@typescript-eslint/triple-slash-reference": "off",
        "@typescript-eslint/prefer-namespace-keyword": "off"
      }
    }
  ],
  "globals": {
    "ActiveXObject": true,
    "XDomainRequest": true,
    "ScriptEngine": true,
    "WSH": true,
    "WScript": true,
    "DocumentTouch": true
  }
}