|
| 1 | +{ |
| 2 | + "parser" : "babel-eslint", |
| 3 | + "env": { |
| 4 | + "browser": true, |
| 5 | + "node": true, |
| 6 | + "es6": true |
| 7 | + }, |
| 8 | + |
| 9 | + "plugins": ["react"], |
| 10 | + |
| 11 | + "ecmaFeatures": { |
| 12 | + "arrowFunctions": true, |
| 13 | + "binaryLiterals": true, |
| 14 | + "blockBindings": true, |
| 15 | + "classes": true, |
| 16 | + "defaultParams": true, |
| 17 | + "destructuring": true, |
| 18 | + "forOf": true, |
| 19 | + "generators": true, |
| 20 | + "modules": true, |
| 21 | + "objectLiteralComputedProperties": true, |
| 22 | + "objectLiteralDuplicateProperties": true, |
| 23 | + "objectLiteralShorthandMethods": true, |
| 24 | + "objectLiteralShorthandProperties": true, |
| 25 | + "octalLiterals": true, |
| 26 | + "regexUFlag": true, |
| 27 | + "regexYFlag": true, |
| 28 | + "spread": true, |
| 29 | + "superInFunctions": true, |
| 30 | + "templateStrings": true, |
| 31 | + "unicodeCodePointEscapes": true, |
| 32 | + "globalReturn": true, |
| 33 | + "jsx": true |
| 34 | + }, |
| 35 | + |
| 36 | + "rules": { |
| 37 | + |
| 38 | + // |
| 39 | + // Possible Errors |
| 40 | + // |
| 41 | + // The following rules point out areas where you might have made mistakes. |
| 42 | + // |
| 43 | + "comma-dangle": 2, // disallow or enforce trailing commas |
| 44 | + "no-cond-assign": 2, // disallow assignment in conditional expressions |
| 45 | + "no-console": 0, // disallow use of console (off by default in the node environment) |
| 46 | + "no-constant-condition": 2, // disallow use of constant expressions in conditions |
| 47 | + "no-control-regex": 2, // disallow control characters in regular expressions |
| 48 | + "no-debugger": 2, // disallow use of debugger |
| 49 | + "no-dupe-args": 2, // disallow duplicate arguments in functions |
| 50 | + "no-dupe-keys": 2, // disallow duplicate keys when creating object literals |
| 51 | + "no-duplicate-case": 2, // disallow a duplicate case label. |
| 52 | + "no-empty": 2, // disallow empty statements |
| 53 | + "no-empty-character-class": 2, // disallow the use of empty character classes in regular expressions |
| 54 | + "no-ex-assign": 2, // disallow assigning to the exception in a catch block |
| 55 | + "no-extra-boolean-cast": 2, // disallow double-negation boolean casts in a boolean context |
| 56 | + "no-extra-parens": 0, // disallow unnecessary parentheses (off by default) |
| 57 | + "no-extra-semi": 2, // disallow unnecessary semicolons |
| 58 | + "no-func-assign": 2, // disallow overwriting functions written as function declarations |
| 59 | + "no-inner-declarations": 2, // disallow function or variable declarations in nested blocks |
| 60 | + "no-invalid-regexp": 2, // disallow invalid regular expression strings in the RegExp constructor |
| 61 | + "no-irregular-whitespace": 2, // disallow irregular whitespace outside of strings and comments |
| 62 | + "no-negated-in-lhs": 2, // disallow negation of the left operand of an in expression |
| 63 | + "no-obj-calls": 2, // disallow the use of object properties of the global object (Math and JSON) as functions |
| 64 | + "no-regex-spaces": 2, // disallow multiple spaces in a regular expression literal |
| 65 | + "quote-props": [2, "as-needed"], // enforce quotes when they are required |
| 66 | + "no-sparse-arrays": 2, // disallow sparse arrays |
| 67 | + "no-unreachable": 2, // disallow unreachable statements after a return, throw, continue, or break statement |
| 68 | + "use-isnan": 2, // disallow comparisons with the value NaN |
| 69 | + "valid-jsdoc": 0, // Ensure JSDoc comments are valid (off by default) |
| 70 | + "valid-typeof": 2, // Ensure that the results of typeof are compared against a valid string |
| 71 | + |
| 72 | + // |
| 73 | + // Best Practices |
| 74 | + // |
| 75 | + // These are rules designed to prevent you from making mistakes. |
| 76 | + // They either prescribe a better way of doing something or help you avoid footguns. |
| 77 | + // |
| 78 | + "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 |
| 79 | + "complexity": 0, // specify the maximum cyclomatic complexity allowed in a program (off by default) |
| 80 | + "consistent-return": 2, // require return statements to either always or never specify values |
| 81 | + "curly": 2, // specify curly brace conventions for all control statements |
| 82 | + "default-case": 2, // require default case in switch statements (off by default) |
| 83 | + "dot-notation": 2, // encourages use of dot notation whenever possible |
| 84 | + "eqeqeq": 2, // require the use of === and !== |
| 85 | + "guard-for-in": 2, // make sure for-in loops have an if statement (off by default) |
| 86 | + "no-alert": 2, // disallow the use of alert, confirm, and prompt |
| 87 | + "no-caller": 2, // disallow use of arguments.caller or arguments.callee |
| 88 | + "no-div-regex": 2, // disallow division operators explicitly at beginning of regular expression (off by default) |
| 89 | + "no-else-return": 2, // disallow else after a return in an if (off by default) |
| 90 | + "no-empty-label": 2, // disallow use of labels for anything other then loops and switches |
| 91 | + "no-eq-null": 2, // disallow comparisons to null without a type-checking operator (off by default) |
| 92 | + "no-eval": 2, // disallow use of eval() |
| 93 | + "no-extend-native": 2, // disallow adding to native types |
| 94 | + "no-extra-bind": 2, // disallow unnecessary function binding |
| 95 | + "no-fallthrough": 2, // disallow fallthrough of case statements |
| 96 | + "no-floating-decimal": 2, // disallow the use of leading or trailing decimal points in numeric literals (off by default) |
| 97 | + "no-implied-eval": 2, // disallow use of eval()-like methods |
| 98 | + "no-iterator": 2, // disallow usage of __iterator__ property |
| 99 | + "no-labels": 2, // disallow use of labeled statements |
| 100 | + "no-lone-blocks": 2, // disallow unnecessary nested blocks |
| 101 | + "no-loop-func": 2, // disallow creation of functions within loops |
| 102 | + "no-multi-spaces": 2, // disallow use of multiple spaces |
| 103 | + "no-multi-str": 2, // disallow use of multiline strings |
| 104 | + "no-native-reassign": 2, // disallow reassignments of native objects |
| 105 | + "no-new": 2, // disallow use of new operator when not part of the assignment or comparison |
| 106 | + "no-new-func": 2, // disallow use of new operator for Function object |
| 107 | + "no-new-wrappers": 2, // disallows creating new instances of String,Number, and Boolean |
| 108 | + "no-octal": 2, // disallow use of octal literals |
| 109 | + "no-octal-escape": 2, // disallow use of octal escape sequences in string literals, such as var foo = "Copyright \251"; |
| 110 | + "no-param-reassign": 2, // disallow reassignment of function parameters (off by default) |
| 111 | + "no-process-env": 2, // disallow use of process.env (off by default) |
| 112 | + "no-proto": 2, // disallow usage of __proto__ property |
| 113 | + "no-redeclare": 2, // disallow declaring the same variable more than once |
| 114 | + "no-return-assign": 2, // disallow use of assignment in return statement |
| 115 | + "no-script-url": 2, // disallow use of javascript: urls. |
| 116 | + "no-self-compare": 2, // disallow comparisons where both sides are exactly the same (off by default) |
| 117 | + "no-sequences": 2, // disallow use of comma operator |
| 118 | + "no-throw-literal": 2, // restrict what can be thrown as an exception (off by default) |
| 119 | + "no-unused-expressions": 2, // disallow usage of expressions in statement position |
| 120 | + "no-void": 2, // disallow use of void operator (off by default) |
| 121 | + "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) |
| 122 | + "no-with": 2, // disallow use of the with statement |
| 123 | + "radix": 2, // require use of the second argument for parseInt() (off by default) |
| 124 | + "vars-on-top": 2, // requires to declare all vars on top of their containing scope (off by default) |
| 125 | + "wrap-iife": 2, // require immediate function invocation to be wrapped in parentheses (off by default) |
| 126 | + "yoda": 2, // require or disallow Yoda conditions |
| 127 | + |
| 128 | + // |
| 129 | + // Strict Mode |
| 130 | + // |
| 131 | + // These rules relate to using strict mode. |
| 132 | + // |
| 133 | + "strict": 0, // controls location of Use Strict Directives. 0: required by `babel-eslint` |
| 134 | + |
| 135 | + // |
| 136 | + // Variables |
| 137 | + // |
| 138 | + // These rules have to do with variable declarations. |
| 139 | + // |
| 140 | + "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) |
| 141 | + "no-delete-var": 2, // disallow deletion of variables |
| 142 | + "no-label-var": 2, // disallow labels that share a name with a variable |
| 143 | + "no-shadow": 2, // disallow declaration of variables already declared in the outer scope |
| 144 | + "no-shadow-restricted-names": 2, // disallow shadowing of names such as arguments |
| 145 | + "no-undef": 0, // disallow use of undeclared variables unless mentioned in a /*global */ block |
| 146 | + "no-undef-init": 2, // disallow use of undefined when initializing variables |
| 147 | + "no-undefined": 2, // disallow use of undefined variable (off by default) |
| 148 | + "no-unused-vars": 2, // disallow declaration of variables that are not used in the code |
| 149 | + "no-use-before-define": 2, // disallow use of variables before they are defined |
| 150 | + |
| 151 | + // |
| 152 | + // Stylistic Issues |
| 153 | + // |
| 154 | + // These rules are purely matters of style and are quite subjective. |
| 155 | + // |
| 156 | + "indent": [0, 2], // this option sets a specific tab width for your code (off by default) |
| 157 | + "brace-style": 1, // enforce one true brace style (off by default) |
| 158 | + "camelcase": 1, // require camel case names |
| 159 | + "comma-spacing": [1, {"before": false, "after": true}], // enforce spacing before and after comma |
| 160 | + "comma-style": [1, "last"], // enforce one true comma style (off by default) |
| 161 | + "consistent-this": [1, "_this"], // enforces consistent naming when capturing the current execution context (off by default) |
| 162 | + "eol-last": 1, // enforce newline at the end of file, with no multiple empty lines |
| 163 | + "func-names": 0, // require function expressions to have a name (off by default) |
| 164 | + "func-style": 0, // enforces use of function declarations or expressions (off by default) |
| 165 | + "key-spacing": [1, {"beforeColon": false, "afterColon": true}], // enforces spacing between keys and values in object literal properties |
| 166 | + "max-nested-callbacks": [1, 3], // specify the maximum depth callbacks can be nested (off by default) |
| 167 | + "new-cap": [1, {newIsCap: true, capIsNew: false}], // require a capital letter for constructors |
| 168 | + "new-parens": 1, // disallow the omission of parentheses when invoking a constructor with no arguments |
| 169 | + "newline-after-var": 0, // allow/disallow an empty newline after var statement (off by default) |
| 170 | + "no-array-constructor": 1, // disallow use of the Array constructor |
| 171 | + "no-inline-comments": 0, // disallow comments inline after code (off by default) |
| 172 | + "no-lonely-if": 1, // disallow if as the only statement in an else block (off by default) |
| 173 | + "no-mixed-spaces-and-tabs": 1, // disallow mixed spaces and tabs for indentation |
| 174 | + "no-multiple-empty-lines": [1, {"max": 2}], // disallow multiple empty lines (off by default) |
| 175 | + "no-nested-ternary": 1, // disallow nested ternary expressions (off by default) |
| 176 | + "no-new-object": 1, // disallow use of the Object constructor |
| 177 | + "no-spaced-func": 1, // disallow space between function identifier and application |
| 178 | + "no-ternary": 0, // disallow the use of ternary operators (off by default) |
| 179 | + "no-trailing-spaces": 1, // disallow trailing whitespace at the end of lines |
| 180 | + "no-underscore-dangle": 0, // disallow dangling underscores in identifiers |
| 181 | + "no-extra-parens": [1, "functions"], // disallow wrapping of non-IIFE statements in parens |
| 182 | + "one-var": [1, "never"], // allow just one var statement per function (off by default) |
| 183 | + "operator-assignment": [1, "always"], // require assignment operator shorthand where possible or prohibit it entirely (off by default) |
| 184 | + "padded-blocks": [1, "never"], // enforce padding within blocks (off by default) |
| 185 | + "quote-props": [1, "as-needed"], // require quotes around object literal property names (off by default) |
| 186 | + "quotes": [0, "double"], // specify whether double or single quotes should be used |
| 187 | + "semi": [2, "always"], // require or disallow use of semicolons instead of ASI |
| 188 | + "semi-spacing": [1, {"before": false, "after": true}], // enforce spacing before and after semicolons |
| 189 | + "sort-vars": 0, // sort variables within the same declaration block (off by default) |
| 190 | + "space-after-keywords": [1, "always"], // require a space after certain keywords (off by default) |
| 191 | + "space-before-blocks": [1, "always"], // require or disallow space before blocks (off by default) |
| 192 | + "space-before-function-paren": [1, {"anonymous": "never", "named": "never"}], // require or disallow space before function opening parenthesis (off by default) |
| 193 | + "object-curly-spacing": [1, "never"], // require or disallow spaces inside brackets (off by default) |
| 194 | + "computed-property-spacing": [1, "never"], // require or disallow spaces inside brackets (off by default) |
| 195 | + "array-bracket-spacing": [1, "never"], // require or disallow spaces inside brackets (off by default) |
| 196 | + "space-in-parens": [1, "never"], // require or disallow spaces inside parentheses (off by default) |
| 197 | + "space-unary-ops": [1, {"words": true, "nonwords": false}], // Require or disallow spaces before/after unary operators (words on by default, nonwords off by default) |
| 198 | + "spaced-comment": [1, "always"], // require or disallow a space immediately following the // in a line comment (off by default) |
| 199 | + "wrap-regex": 0, // require regex literals to be wrapped in parentheses (off by default) |
| 200 | + |
| 201 | + // |
| 202 | + // ECMAScript 6 |
| 203 | + // |
| 204 | + // These rules are only relevant to ES6 environments and are off by default. |
| 205 | + // |
| 206 | + "no-var": 1, // require let or const instead of var (off by default) |
| 207 | + "generator-star-spacing": [2, "before"], // enforce the spacing around the * in generator functions (off by default) |
| 208 | + |
| 209 | + // |
| 210 | + // Legacy |
| 211 | + // |
| 212 | + // The following rules are included for compatibility with JSHint and JSLint. |
| 213 | + // While the names of the rules may not match up with the JSHint/JSLint counterpart, |
| 214 | + // the functionality is the same. |
| 215 | + // |
| 216 | + "max-depth": [2, 3], // specify the maximum depth that blocks can be nested (off by default) |
| 217 | + "max-len": [2, 100, 2], // specify the maximum length of a line in your program (off by default) |
| 218 | + "max-params": [2, 5], // limits the number of parameters that can be used in the function declaration. (off by default) |
| 219 | + "max-statements": 0, // specify the maximum number of statement allowed in a function (off by default) |
| 220 | + "no-bitwise": 0, // disallow use of bitwise operators (off by default) |
| 221 | + "no-plusplus": 0, // disallow use of unary operators, ++ and -- (off by default) |
| 222 | + |
| 223 | + // |
| 224 | + // eslint-plugin-react |
| 225 | + // |
| 226 | + // React specific linting rules for ESLint |
| 227 | + // |
| 228 | + "jsx-quotes": [2, "prefer-double"], // Enforce quote style for JSX attributes |
| 229 | + "react/display-name": 0, // Prevent missing displayName in a React component definition |
| 230 | + "react/jsx-no-undef": 2, // Disallow undeclared variables in JSX |
| 231 | + "react/jsx-sort-props": 0, // Enforce props alphabetical sorting |
| 232 | + "react/jsx-uses-react": 2, // Prevent React to be incorrectly marked as unused |
| 233 | + "react/jsx-uses-vars": 2, // Prevent variables used in JSX to be incorrectly marked as unused |
| 234 | + "react/no-did-mount-set-state": 2, // Prevent usage of setState in componentDidMount |
| 235 | + "react/no-did-update-set-state": 2, // Prevent usage of setState in componentDidUpdate |
| 236 | + "react/no-multi-comp": 0, // Prevent multiple component definition per file |
| 237 | + "react/no-unknown-property": 2, // Prevent usage of unknown DOM property |
| 238 | + "react/prop-types": 2, // Prevent missing props validation in a React component definition |
| 239 | + "react/react-in-jsx-scope": 2, // Prevent missing React when using JSX |
| 240 | + "react/self-closing-comp": 2, // Prevent extra closing tags for components without children |
| 241 | + "react/wrap-multilines": 2, // Prevent missing parentheses around multilines JSX |
| 242 | + } |
| 243 | +} |
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