module.exports = {
    'extends': '../.eslintrc.js',
    'parserOptions': {
        'ecmaFeatures': {
            'jsx': true
        }
    },
    'plugins': [

        // ESLint's rule no-duplicate-imports does not understand Flow's import
        // type. Fortunately, eslint-plugin-import understands Flow's import
        // type.
        'import',
        'jsdoc',
        'react',
        'react-native'
    ],
    'rules': {
        // Possible Errors group
        'no-cond-assign': 2,
        'no-console': 0,
        'no-constant-condition': 2,
        'no-control-regex': 2,
        'no-debugger': 2,
        'no-dupe-args': 2,
        'no-dupe-keys': 2,
        'no-duplicate-case': 2,
        'no-empty': 2,
        'no-empty-character-class': 2,
        'no-ex-assign': 2,
        'no-extra-boolean-cast': 2,
        'no-extra-parens': [
            'error',
            'all',
            { 'nestedBinaryExpressions': false }
        ],
        'no-extra-semi': 2,
        'no-func-assign': 2,
        'no-inner-declarations': 2,
        'no-invalid-regexp': 2,
        'no-irregular-whitespace': 2,
        'no-negated-in-lhs': 2,
        'no-obj-calls': 2,
        'no-prototype-builtins': 0,
        'no-regex-spaces': 2,
        'no-sparse-arrays': 2,
        'no-unexpected-multiline': 2,
        'no-unreachable': 2,
        'no-unsafe-finally': 2,
        'use-isnan': 2,

        // Currently, we are using both valid-jsdoc and 'jsdoc' plugin. In the
        // future we might stick to one as soon as it has all the features.
        'valid-jsdoc': [
            'error',
            {
                'matchDescription': '.+',
                'prefer': {
                    'arg': 'param',
                    'argument': 'param',
                    'return': 'returns'
                },
                'preferType': {
                    'array': 'Array',
                    'Boolean': 'boolean',
                    'function': 'Function',
                    'Number': 'number',
                    'object': 'Object',
                    'String': 'string'
                },
                'requireParamDescription': true,
                'requireReturn': true,
                'requireReturnDescription': false,
                'requireReturnType': true
            }
        ],
        'valid-typeof': 2,

        // Best Practices group
        'accessor-pairs': 0,
        'array-callback-return': 2,
        'block-scoped-var': 0,
        'complexity': 0,
        'consistent-return': 0,
        'curly': 2,
        'default-case': 0,
        'dot-location': [ 'error', 'property' ],
        'dot-notation': 2,
        'eqeqeq': 2,
        'guard-for-in': 2,
        'no-alert': 2,
        'no-caller': 2,
        'no-case-declarations': 2,
        'no-div-regex': 0,
        'no-else-return': 2,
        'no-empty-function': 2,
        'no-empty-pattern': 2,
        'no-eq-null': 2,
        'no-eval': 2,
        'no-extend-native': 2,
        'no-extra-bind': 2,
        'no-extra-label': 2,
        'no-fallthrough': 2,
        'no-floating-decimal': 2,
        'no-implicit-coercion': 2,
        'no-implicit-globals': 2,
        'no-implied-eval': 2,
        'no-invalid-this': 2,
        'no-iterator': 2,
        'no-labels': 2,
        'no-lone-blocks': 2,
        'no-loop-func': 2,
        'no-magic-numbers': 0,
        'no-multi-spaces': 2,
        'no-multi-str': 2,
        'no-native-reassign': 2,
        'no-new': 2,
        'no-new-func': 2,
        'no-new-wrappers': 2,
        'no-octal': 2,
        'no-octal-escape': 2,
        'no-param-reassign': 2,
        'no-proto': 2,
        'no-redeclare': 2,
        'no-return-assign': 2,
        'no-script-url': 2,
        'no-self-assign': 2,
        'no-self-compare': 2,
        'no-sequences': 2,
        'no-throw-literal': 2,
        'no-unmodified-loop-condition': 2,
        'no-unused-expressions': [
            'error',
            {
                'allowShortCircuit': true,
                'allowTernary': true
            }
        ],
        'no-unused-labels': 2,
        'no-useless-call': 2,
        'no-useless-concat': 2,
        'no-useless-escape': 2,
        'no-void': 2,
        'no-warning-comments': 0,
        'no-with': 2,
        'radix': 2,
        'vars-on-top': 2,
        'wrap-iife': [ 'error', 'inside' ],
        'yoda': 2,

        // Strict Mode group
        'strict': 2,

        // Variables group
        'init-declarations': 0,
        'no-catch-shadow': 2,
        'no-delete-var': 2,
        'no-label-var': 2,
        'no-restricted-globals': 0,
        'no-shadow': 2,
        'no-shadow-restricted-names': 2,
        'no-undef': 2,
        'no-undef-init': 2,
        'no-undefined': 0,
        'no-unused-vars': 2,
        'no-use-before-define': [ 'error', { 'functions': false } ],

        // Stylistic issues group
        'array-bracket-spacing': [
            'error',
            'always',
            { 'objectsInArrays': true }
        ],
        'block-spacing': [ 'error', 'always' ],
        'brace-style': 2,
        'camelcase': 2,
        'comma-dangle': 2,
        'comma-spacing': 2,
        'comma-style': 2,
        'computed-property-spacing': 2,
        'consistent-this': [ 'error', 'self' ],
        'eol-last': 2,
        'func-names': 0,
        'func-style': 0,
        'id-blacklist': 0,
        'id-length': 0,
        'id-match': 0,
        'indent': [ 'error', 4, { 'SwitchCase': 0 } ],
        'jsx-quotes': [ 'error', 'prefer-single' ],
        'key-spacing': 2,
        'keyword-spacing': 2,
        'linebreak-style': [ 'error', 'unix' ],
        'lines-around-comment': [
            'error',
            {
                'allowBlockStart': true,
                'allowObjectStart': true,
                'beforeBlockComment': true,
                'beforeLineComment': true
            }
        ],
        'max-depth': 2,
        'max-len': [ 'error', 80 ],
        'max-lines': 0,
        'max-nested-callbacks': 2,
        'max-params': 2,
        'max-statements': 0,
        'max-statements-per-line': 2,
        'multiline-ternary': 0,
        'new-cap': 2,
        'new-parens': 2,
        'newline-after-var': 2,
        'newline-before-return': 2,
        'newline-per-chained-call': 2,
        'no-array-constructor': 2,
        'no-bitwise': 2,
        'no-continue': 2,
        'no-inline-comments': 0,
        'no-lonely-if': 2,
        'no-mixed-operators': 2,
        'no-mixed-spaces-and-tabs': 2,
        'no-multiple-empty-lines': 2,
        'no-negated-condition': 2,
        'no-nested-ternary': 0,
        'no-new-object': 2,
        'no-plusplus': 0,
        'no-restricted-syntax': 0,
        'no-spaced-func': 2,
        'no-tabs': 2,
        'no-ternary': 0,
        'no-trailing-spaces': 2,
        'no-underscore-dangle': 0,
        'no-unneeded-ternary': 2,
        'no-whitespace-before-property': 2,
        'object-curly-newline': 0,
        'object-curly-spacing': [ 'error', 'always' ],
        'object-property-newline': 2,
        'one-var': 0,
        'one-var-declaration-per-line': 0,
        'operator-assignment': 0,
        'operator-linebreak': [ 'error', 'before' ],
        'padded-blocks': 0,
        'quote-props': 0,
        'quotes': [ 'error', 'single' ],
        'require-jsdoc': [
            'error',
            {
                'require': {
                    'ClassDeclaration': true,
                    'FunctionDeclaration': true,
                    'MethodDefinition': true
                }
            }
        ],
        'semi': [ 'error', 'always' ],
        'semi-spacing': 2,
        'sort-vars': 2,
        'space-before-blocks': 2,
        'space-before-function-paren': [ 'error', 'never' ],
        'space-in-parens': [ 'error', 'never' ],
        'space-infix-ops': 2,
        'space-unary-ops': 2,
        'spaced-comment': 2,
        'unicode-bom': 0,
        'wrap-regex': 0,

        // ES6 group rules
        'arrow-body-style': [
            'error',
            'as-needed',
            { requireReturnForObjectLiteral: true }
        ],
        'arrow-parens': [ 'error', 'as-needed' ],
        'arrow-spacing': 2,
        'constructor-super': 2,
        'generator-star-spacing': 2,
        'no-class-assign': 2,
        'no-confusing-arrow': 2,
        'no-const-assign': 2,
        'no-dupe-class-members': 2,
        'no-new-symbol': 2,
        'no-restricted-imports': 0,
        'no-this-before-super': 2,
        'no-useless-computed-key': 2,
        'no-useless-constructor': 2,
        'no-useless-rename': 2,
        'no-var': 2,
        'object-shorthand': [
            'error',
            'always',
            { 'avoidQuotes': true }
        ],
        'prefer-arrow-callback': [ 'error', { 'allowNamedFunctions': true } ],
        'prefer-const': 2,
        'prefer-reflect': 0,
        'prefer-rest-params': 2,
        'prefer-spread': 2,
        'prefer-template': 2,
        'require-yield': 2,
        'rest-spread-spacing': 2,
        'sort-imports': 0,
        'template-curly-spacing': 2,
        'yield-star-spacing': 2,

        'import/no-duplicates': 2,

        // JsDoc plugin rules group. The following rules are in addition to
        // valid-jsdoc rule.
        'jsdoc/check-param-names': 0,
        'jsdoc/check-tag-names': 2,
        'jsdoc/check-types': 0,
        'jsdoc/newline-after-description': 2,

        // XXX Because the following plugin is not very smart about words which
        // legitimately begin with uppercase characters mid-sentence, set it to
        // warn only.
        'jsdoc/require-description-complete-sentence': 1,
        'jsdoc/require-hyphen-before-param-description': 2,

        // The following 5 rules are covered by valid-jsdoc, so disable them.
        'jsdoc/require-param': 0,
        'jsdoc/require-param-description': 0,
        'jsdoc/require-param-type': 0,
        'jsdoc/require-returns-description': 0,
        'jsdoc/require-returns-type': 0,

        // React plugin rules group
        'react/display-name': 0,
        'react/forbid-prop-types': 0,
        'react/no-danger': 2,
        'react/no-deprecated': 2,
        'react/no-did-mount-set-state': 2,
        'react/no-did-update-set-state': 2,
        'react/no-direct-mutation-state': 2,
        'react/no-find-dom-node': 2,
        'react/no-is-mounted': 2,
        'react/no-multi-comp': 2,
        'react/no-render-return-value': 2,
        'react/no-set-state': 0,
        'react/no-string-refs': 2,
        'react/no-unknown-property': 2,
        'react/prefer-es6-class': 2,
        'react/prefer-stateless-function': 0,
        'react/prop-types': 2,
        'react/react-in-jsx-scope': 2,
        'react/require-extension': 0,
        'react/require-optimization': 0,
        'react/require-render-return': 2,
        'react/self-closing-comp': 2,
        'react/sort-comp': 0,
        'react/sort-prop-types': 2,

        // React plugin JSX-specific rule group
        'react/jsx-boolean-value': [ 'error', 'always' ],
        'react/jsx-closing-bracket-location': [
            'error',
            'after-props'
        ],
        'react/jsx-curly-spacing': [
            'error',
            'always',
            {
                'spacing': {
                    'objectLiterals': 'never'
                }
            }
        ],
        'react/jsx-equals-spacing': [ 'error', 'always' ],
        'react/jsx-filename-extension': 0,
        'react/jsx-first-prop-new-line': [ 'error', 'multiline' ],
        'react/jsx-handler-names': [
            'error',
            {
                'eventHandlerPrefix': '_on',
                'eventHandlerPropPrefix': 'on'
            }
        ],
        'react/jsx-indent': 2,
        'react/jsx-indent-props': 2,
        'react/jsx-key': 2,
        'react/jsx-max-props-per-line': 2,
        'react/jsx-no-bind': 2,
        'react/jsx-no-comment-textnodes': 2,
        'react/jsx-no-duplicate-props': 2,
        'react/jsx-no-literals': 0,
        'react/jsx-no-target-blank': 2,
        'react/jsx-no-undef': 2,
        'react/jsx-pascal-case': 2,
        'react/jsx-sort-props': 2,
        'react/jsx-space-before-closing': 2,
        'react/jsx-uses-react': 2,
        'react/jsx-uses-vars': 2,
        'react/jsx-wrap-multilines': 2,

        // React-Mative plugin rules group
        'react-native/no-color-literals': 2,
        'react-native/no-inline-styles': 2,
        'react-native/no-unused-styles': 2,
        'react-native/split-platform-components': 2
    }
};
