{
    "env":
    {
        "browser": true,
        "node": true,
        "es6": true
    },
    "globals":
    {
        "nconf": true
    },
    "settings": {
        "react": {
            "version": "detect"
        }
    },
    "overrides": [
        // JavaScript
        {
            "files": ["**/*.{js,jsx}"],
            "parser": "babel-eslint",
            "plugins": ["react"],
            "parserOptions":
            {
                "ecmaVersion": 6,
                "sourceType": "module",
                "ecmaFeatures":
                {
                    "arrowFunctions": true,
                    "binaryLiterals": true,
                    "blockBindings": true,
                    "classes": true,
                    "defaultParams": true,
                    "destructuring": true,
                    "forOf": true,
                    "generators": true,
                    "modules": true,
                    "objectLiteralComputedProperties": true,
                    "objectLiteralDuplicateProperties": true,
                    "objectLiteralShorthandMethods": true,
                    "objectLiteralShorthandProperties": true,
                    "octalLiterals": true,
                    "regexUFlag": true,
                    "regexYFlag": true,
                    "spread": true,
                    "superInFunctions": true,
                    "templateStrings": true,
                    "unicodeCodePointEscapes": true,
                    "globalReturn": true,
                    "jsx": true
                }
            },
            "rules": {
                //
                //Possible Errors
                //
                // The following rules point out areas where you might have made mistakes.
                //
                "comma-dangle": 2, // disallow or enforce trailing commas
                "no-cond-assign": 2, // disallow assignment in conditional expressions
                "no-console": ["error",
                {
                    allow: ["warn", "error", "log"]
                }], // disallow use of console (off by default in the node environment)
                "no-constant-condition": 2, // disallow use of constant expressions in conditions
                "no-control-regex": 2, // disallow control characters in regular expressions
                "no-debugger": 2, // disallow use of debugger
                "no-dupe-args": 2, // disallow duplicate arguments in functions
                "no-dupe-keys": 2, // disallow duplicate keys when creating object literals
                "no-duplicate-case": 2, // disallow a duplicate case label.
                "no-empty": 2, // disallow empty statements
                "no-empty-character-class": 2, // disallow the use of empty character classes in regular expressions
                "no-ex-assign": 2, // disallow assigning to the exception in a catch block
                "no-extra-boolean-cast": 0, //2, // disallow double-negation boolean casts in a boolean context
                "no-extra-parens": 0, // disallow unnecessary parentheses (off by default)
                "no-extra-semi": 'error', // disallow unnecessary semicolons
                "no-func-assign": 2, // disallow overwriting functions written as function declarations
                "no-inner-declarations": 2, // disallow function or variable declarations in nested blocks
                "no-invalid-regexp": 2, // disallow invalid regular expression strings in the RegExp constructor
                "no-irregular-whitespace": 2, // disallow irregular whitespace outside of strings and comments
                "no-negated-in-lhs": 2, // disallow negation of the left operand of an in expression
                "no-obj-calls": 2, // disallow the use of object properties of the global object (Math and JSON) as functions
                "no-regex-spaces": 2, // disallow multiple spaces in a regular expression literal
                "quote-props": ["error", "consistent-as-needed"], // disallow reserved words being used as object literal keys (off by default)
                "no-sparse-arrays": 2, // disallow sparse arrays
                "no-unreachable": 2, // disallow unreachable statements after a return, throw, continue, or break statement
                "use-isnan": 2, // disallow comparisons with the value NaN
                "valid-jsdoc": 2, // Ensure JSDoc comments are valid (off by default)
                "valid-typeof": 2, // Ensure that the results of typeof are compared against a valid string
        
                //
                // Best Practices
                //
                // These are rules designed to prevent you from making mistakes.
                // They either prescribe a better way of doing something or help you avoid footguns.
                //
                "block-scoped-var": 0, // treat var statements as if they were block scoped (off by default). 0: deep destructuring is not compatible https://github.com/eslint/eslint/issues/1863
                "complexity": 0, // specify the maximum cyclomatic complexity allowed in a program (off by default)
                "default-case": 2, // require default case in switch statements (off by default)
                "dot-notation": 0, // 2, // encourages use of dot notation whenever possible
                "eqeqeq": 2, // require the use of === and !==
                "guard-for-in": 2, // make sure for-in loops have an if statement (off by default)
                "no-alert": 2, // disallow the use of alert, confirm, and prompt
                "no-caller": 2, // disallow use of arguments.caller or arguments.callee
                "no-div-regex": 2, // disallow division operators explicitly at beginning of regular expression (off by default)
                "no-else-return": 2, // disallow else after a return in an if (off by default)
                "no-labels": 2, // disallow use of labels for anything other then loops and switches
                "no-eq-null": 2, // disallow comparisons to null without a type-checking operator (off by default)
                "no-eval": 2, // disallow use of eval()
                "no-extend-native": 2, // disallow adding to native types
                "no-extra-bind": 2, // disallow unnecessary function binding
                "no-fallthrough": 2, // disallow fallthrough of case statements
                "no-floating-decimal": 2, // disallow the use of leading or trailing decimal points in numeric literals (off by default)
                "no-implied-eval": 2, // disallow use of eval()-like methods
                "no-iterator": 2, // disallow usage of __iterator__ property
                "no-lone-blocks": 2, // disallow unnecessary nested blocks
                "no-loop-func": 2, // disallow creation of functions within loops
                "no-multi-spaces": 2, // disallow use of multiple spaces
                "no-multi-str": 2, // disallow use of multiline strings
                "no-native-reassign": 2, // disallow reassignments of native objects
                "no-new": 2, // disallow use of new operator when not part of the assignment or comparison
                "no-new-func": 2, // disallow use of new operator for Function object
                "no-new-wrappers": 2, // disallows creating new instances of String,Number, and Boolean
                "no-octal": 2, // disallow use of octal literals
                "no-octal-escape": 2, // disallow use of octal escape sequences in string literals, such as var foo = "Copyright \251";
                "no-param-reassign": 2, // disallow reassignment of function parameters (off by default)
                "no-process-env": 0, // disallow use of process.env (off by default)
                "no-proto": 2, // disallow usage of __proto__ property
                "no-redeclare": 2, // disallow declaring the same variable more then once
                "no-return-assign": 2, // disallow use of assignment in return statement
                "no-script-url": 2, // disallow use of javascript: urls.
                "no-self-compare": 2, // disallow comparisons where both sides are exactly the same (off by default)
                "no-sequences": 2, // disallow use of comma operator
                "no-throw-literal": 2, // restrict what can be thrown as an exception (off by default)
                "no-unused-expressions": 2, // disallow usage of expressions in statement position
                "no-void": 2, // disallow use of void operator (off by default)
                "no-warning-comments": [0,
                {
                    "terms": ["todo", "fixme"],
                    "location": "start"
                }], // disallow usage of configurable warning terms in comments": 2, // e.g. TODO or FIXME (off by default)
                "no-with": 2, // disallow use of the with statement
                "radix": 2, // require use of the second argument for parseInt() (off by default)
                "vars-on-top": 2, // requires to declare all vars on top of their containing scope (off by default)
                "wrap-iife": 2, // require immediate function invocation to be wrapped in parentheses (off by default)
                "yoda": 2, // require or disallow Yoda conditions
        
                //
                // Strict Mode
                //
                // These rules relate to using strict mode.
                //
                "strict": 0, // controls location of Use Strict Directives. 0: required by `babel-eslint`
        
                //
                // Variables
                //
                // These rules have to do with variable declarations.
                //
                "no-catch-shadow": 2, // disallow the catch clause parameter name being the same as a variable in the outer scope (off by default in the node environment)
                "no-delete-var": 2, // disallow deletion of variables
                "no-label-var": 2, // disallow labels that share a name with a variable
                "no-shadow": 2, // disallow declaration of variables already declared in the outer scope
                "no-shadow-restricted-names": 2, // disallow shadowing of names such as arguments
                "no-undef": 2, // disallow use of undeclared variables unless mentioned in a /*global */ block
                "no-undef-init": 2, // disallow use of undefined when initializing variables
                "no-undefined": 2, // disallow use of undefined variable (off by default)
                "no-unused-vars": 2, // disallow declaration of variables that are not used in the code
                // "no-use-before-define": 2, // disallow use of variables before they are defined
        
                //
                //Stylistic Issues
                //
                // These rules are purely matters of style and are quite subjective.
                //
                "indent": [1, 2], // this option sets a specific tab width for your code (off by default)
                "brace-style": 1, // enforce one true brace style (off by default)
                "camelcase": 0, // require camel case names
                "comma-spacing": [1,
                {
                    "before": false,
                    "after": true
                }], // enforce spacing before and after comma
                "comma-style": [1, "last"], // enforce one true comma style (off by default)
                "consistent-this": [1, "_this", "that", "action"], // enforces consistent naming when capturing the current execution context (off by default)
                "eol-last": 1, // enforce newline at the end of file, with no multiple empty lines
                "func-names": 0, // require function expressions to have a name (off by default)
                "func-style": 0, // enforces use of function declarations or expressions (off by default)
                "key-spacing": [1,
                {
                    "beforeColon": false,
                    "afterColon": true
                }], // enforces spacing between keys and values in object literal properties
                "max-nested-callbacks": [1, 3], // specify the maximum depth callbacks can be nested (off by default)
                "new-cap": [1,
                {
                    newIsCap: true,
                    capIsNew: false
                }], // require a capital letter for constructors
                "new-parens": 1, // disallow the omission of parentheses when invoking a constructor with no arguments
                "newline-after-var": 0, // allow/disallow an empty newline after var statement (off by default)
                "no-array-constructor": 1, // disallow use of the Array constructor
                "no-inline-comments": 1, // disallow comments inline after code (off by default)
                "no-lonely-if": 1, // disallow if as the only statement in an else block (off by default)
                "no-mixed-spaces-and-tabs": 1, // disallow mixed spaces and tabs for indentation
                "no-multiple-empty-lines": [1,
                {
                    "max": 2
                }], // disallow multiple empty lines (off by default)
                "no-nested-ternary": 1, // disallow nested ternary expressions (off by default)
                "no-new-object": 1, // disallow use of the Object constructor
                "no-spaced-func": 1, // disallow space between function identifier and application
                "no-ternary": 0, // disallow the use of ternary operators (off by default)
                "no-trailing-spaces": 1, // disallow trailing whitespace at the end of lines
                "no-underscore-dangle": 0, // disallow dangling underscores in identifiers
                "one-var": [1, "never"], // allow just one var statement per function (off by default)
                "operator-assignment": [1, "never"], // require assignment operator shorthand where possible or prohibit it entirely (off by default)
                "padded-blocks": [1, "never"], // enforce padding within blocks (off by default)
                "quotes": ["error", "single",
                {
                    "allowTemplateLiterals": true
                }], // specify whether double or single quotes should be used
                "semi": ['error', 'always'], // require or disallow use of semicolons instead of ASI
                "semi-spacing": [1,
                {
                    "before": false,
                    "after": true
                }], // enforce spacing before and after semicolons
        
                "sort-vars": 0, // sort variables within the same declaration block (off by default)
                "space-before-blocks": [1, "always"], // require or disallow space before blocks (off by default)
                "space-before-function-paren": [1,
                {
                    "anonymous": "always",
                    "named": "never"
                }], // require or disallow space before function opening parenthesis (off by default)
                "object-curly-spacing": [1, "always"], // require or disallow spaces inside brackets (off by default)
                "space-in-parens": [1, "never"], // require or disallow spaces inside parentheses (off by default)
                "space-infix-ops": ["error",
                {
                    "int32Hint": false
                }], // require spaces around operators
                "keyword-spacing": [1,
                {
                    "before": true
                }], // require a space after return, throw, and case
                "space-unary-ops": [1,
                {
                    "words": true,
                    "nonwords": false
                }], // Require or disallow spaces before/after unary operators (words on by default, nonwords off by default)
                "spaced-comment": [2, "always", { "block": { "exceptions": ["-"] } }], // require or disallow a space immediately following the // in a line comment (off by default)
                "wrap-regex": 0, // require regex literals to be wrapped in parentheses (off by default)
        
                //
                // ECMAScript 6
                //
                // These rules are only relevant to ES6 environments and are off by default.
                //
                "no-var": 2, // require let or const instead of var (off by default)
                "generator-star-spacing": [2, "before"], // enforce the spacing around the * in generator functions (off by default)
        
                //
                // Legacy
                //
                // The following rules are included for compatibility with JSHint and JSLint.
                // While the names of the rules may not match up with the JSHint/JSLint counterpart,
                // the functionality is the same.
                //
                "max-depth": [0, 3], // specify the maximum depth that blocks can be nested (off by default)
                "max-len": [2, 100, 2], // specify the maximum length of a line in your program (off by default)
                "max-params": [2, 5], // limits the number of parameters that can be used in the function declaration. (off by default)
                "max-statements": 0, // specify the maximum number of statement allowed in a function (off by default)
                "no-bitwise": 0, // disallow use of bitwise operators (off by default)
                "no-plusplus": 0, // disallow use of unary operators, ++ and -- (off by default)
        
                //
                // eslint-plugin-react
                //
                // React specific linting rules for ESLint
                //
                "react/display-name": 0, // Prevent missing displayName in a React component definition
                "jsx-quotes": ["error", "prefer-single"], // Enforce quote style for JSX attributes
                "react/jsx-no-undef": 2, // Disallow undeclared variables in JSX
                "react/jsx-sort-props": 0, // Enforce props alphabetical sorting
                "react/jsx-uses-react": 2, // Prevent React to be incorrectly marked as unused
                "react/jsx-uses-vars": 2, // Prevent variables used in JSX to be incorrectly marked as unused
                "react/no-did-mount-set-state": 2, // Prevent usage of setState in componentDidMount
                "react/no-did-update-set-state": 2, // Prevent usage of setState in componentDidUpdate
                "react/no-multi-comp": 0, // Prevent multiple component definition per file
                "react/no-unknown-property": 2, // Prevent usage of unknown DOM property
                "react/self-closing-comp": 2, // Prevent extra closing tags for components without children
                "react/jsx-wrap-multilines": 2, // Prevent missing parentheses around multilines JSX
                //"react/prop-types": 2, // Prevent missing props validation in a React component definition
        
            }
        },

        // TypeScript
        {
            "files": ["**/*.{ts,tsx}"],
            "parser": "@typescript-eslint/parser",
            "plugins": [
                "@typescript-eslint",
                "react-hooks"
            ],
            "extends": [
                "eslint:recommended",
                "plugin:@typescript-eslint/eslint-recommended",
                "plugin:@typescript-eslint/recommended"
            ],
            "rules": {
                "@typescript-eslint/no-empty-function": "off",
                "@typescript-eslint/explicit-module-boundary-types": "off",
                "@typescript-eslint/no-explicit-any": "error"
            }
        }
    ]
}
