{
    "parserOptions": {
        "ecmaVersion": 8,
        "ecmaFeatures": {
            "experimentalObjectRestSpread": true,
            "jsx": true,
            "spread": true
        },
        "sourceType": "module",
        "project": ["./tsconfig.json"]
    },
    "env": {
        "browser": true,
        "node": true,
        "jquery": true,
        "es6": true,
        "jest": true
    },
    "plugins": [

        "react",
        "jsx-a11y",
        "progress",
        "@typescript-eslint",
        "unused-imports"
    ],
    "extends": [
        "eslint:recommended",
        "plugin:react/recommended",
        "plugin:prettier/recommended",
        "prettier"
    ],
    "globals": {
        "describe" :true,
        "context" :true,
        "before" :true,
        "beforeEach" :true,
        "after" :true,
        "afterEach" :true,
        "it" :true,
        "expect" :true,
        "workbox" :true,
        "importScripts" :true,
        "$TSFixMe": true
    },
    "parser": "@typescript-eslint/parser",
    "rules": {
        "no-fallthrough": "error",
        "no-unreachable": "error",
        "no-cond-assign": "error",
        "valid-typeof": "error",
        "no-func-assign": "error",
        "curly": "error",
        "no-extra-semi": "error",
        "no-else-return": "error",
        "no-div-regex": "error",
        "no-octal": "error",
        "no-extra-bind": "error",
        "unicode-bom": "error",
        "no-extra-boolean-cast": "error",
        "wrap-regex": "error",
        "wrap-iife": "error",
        "yield-star-spacing": "error",
        "no-implicit-coercion": "error",
        "no-extra-label": "error",
        "multiline-comment-style": "error",
        "no-lonely-if": "error",
        "no-floating-decimal": "error",
        "eqeqeq": "error",

        "dot-notation": "off", // Off because it messes up with typescript compiler.
        "@typescript-eslint/dot-notation": "error", 
        
        "progress/activate": 1,
        "linebreak-style": [
            "error",
            "unix"
        ],

        // https://www.npmjs.com/package/eslint-plugin-unused-imports
        "no-unused-vars": "off",
        "@typescript-eslint/no-unused-vars": "off",
        "unused-imports/no-unused-imports": "error",
		"unused-imports/no-unused-vars": [
			"error",
			{ "vars": "all", "varsIgnorePattern": "^_", "args": "after-used", "argsIgnorePattern": "^_" }
		],
        "@typescript-eslint/explicit-member-accessibility": ["error"],
        "no-console": "error",
        "no-undef": "error",
        "no-empty": "error",
        "prefer-arrow-callback": "error",
        "constructor-super": "error",
        "no-case-declarations": "error",
        "no-mixed-spaces-and-tabs": "error",
        "no-useless-escape": "error",
        "prettier/prettier": "error",
        "react/jsx-no-undef": "error",
        "react/jsx-no-bind": [
            "error",
            {
                "allowArrowFunctions": true,
                "allowBind": false,
                "ignoreRefs": false
            }
        ],
        "react/no-children-prop": "error",
        "react/no-deprecated": "error",
        "react/boolean-prop-naming": "error",
        "react/no-is-mounted": "error",
        "react/no-find-dom-node": "error",
        "one-var-declaration-per-line": "error",
        "arrow-parens": "error",
        "arrow-body-style": ["error", "always"],
        "@typescript-eslint/typedef": [
            "error",
            {
              "arrowParameter": true,
              "variableDeclaration": true
            }
          ],
        "@typescript-eslint/explicit-function-return-type": [
            "error",
            {
              "allowExpressions": true
            }
          ],
        "react/no-did-update-set-state": "error",
        "react/no-unknown-property": "error",
        "react/no-unused-prop-types": "error",
        "react/jsx-no-duplicate-props": "error",
        "react/no-unused-state": "error",
        "react/jsx-uses-vars": "error",
        "react/prop-types": "error",
        "react/react-in-jsx-scope": "error",
        "react/no-string-refs": "error",
        "jsx-a11y/href-no-hash": [
            0
        ],
        "react/no-unescaped-entities": "error",
        "react/display-name": "error",
        "react/jsx-pascal-case": "error",
        "array-callback-return": "error",
        "no-loop-func": "error",
        "no-duplicate-imports": "error", /// Enable this and fix errors.
        "no-promise-executor-return": "error",
        "capitalized-comments": "off", // turn this on after ts-migration.
        "for-direction": "error",
        "getter-return": "error",
        "jsx-a11y/anchor-is-valid": "error",
        "no-async-promise-executor": "error",
        "prefer-const": [
            "error",
            {
                "destructuring": "any",
                "ignoreReadBeforeAssign": false
            }
        ],
        "no-var": "error"
    },
    "settings": {
        "react": {
            "version": "16.5"
        }
    }
}