1 | {
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2 | "parser": "babel-eslint",
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3 |
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4 | "ecmaFeatures": {
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5 | "arrowFunctions": true,
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6 | "binaryLiterals": false, // enable binary literals
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7 | "blockBindings": true, // enable let and const (aka block bindings)
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8 | "classes": true,
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9 | "defaultParams": true, // enable default function parameters
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10 | "destructuring": true,
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11 | "forOf": false, // enable for-of loops
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12 | "generators": false, // enable generators
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13 | "globalReturn": false,
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14 | "jsx": true, // enable JSX
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15 | "modules": true,
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16 | "objectLiteralComputedProperties": true, // enable computed object literal property names
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17 | "objectLiteralDuplicateProperties": true, // enable duplicate object literal properties in strict mode
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18 | "objectLiteralShorthandMethods": true, // enable object literal shorthand methods
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19 | "objectLiteralShorthandProperties": true, // enable object literal shorthand properties
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20 | "octalLiterals": false, // enable octal literals
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21 | "regexUFlag": false, // enable the regular expression u flag
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22 | "regexYFlag": false, // enable the regular expression y flag
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23 | "restParams": true,
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24 | "spread": true,
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25 | "superInFunctions": true,
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26 | "templateStrings": true, // enable template strings
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27 | "unicodeCodePointEscapes": false // enable code point escapes
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28 | },
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29 |
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30 | "env": {
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31 | "browser": true, // browser global variables.
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32 | "node": true, // Node.js global variables and Node.js-specific rules.
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33 | "amd": false, // defines require() and define() as global variables as per the amd spec.
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34 | "mocha": true, // adds all of the Mocha testing global variables.
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35 | "jasmine": false, // adds all of the Jasmine testing global variables for version 1.3 and 2.0.
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36 | "phantomjs": false, // phantomjs global variables.
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37 | "jquery": false, // jquery global variables.
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38 | "prototypejs": false, // prototypejs global variables.
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39 | "shelljs": false, // shelljs global variables.
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40 | },
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41 |
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42 | "globals": {
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43 | },
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44 |
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45 | "plugins": [
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46 | // e.g. "react" (must run `npm install eslint-plugin-react` first)
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47 | ],
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48 |
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49 | "rules": {
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50 | ////////// Possible Errors //////////
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51 |
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52 | "comma-dangle": 1,
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53 | "no-comma-dangle": 0, // disallow trailing commas in object literals
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54 | "no-cond-assign": 0, // disallow assignment in conditional expressions
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55 | "no-console": 2, // disallow use of console (off by default in the node environment)
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56 | "no-constant-condition": 0, // disallow use of constant expressions in conditions
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57 | "no-control-regex": 0, // disallow control characters in regular expressions
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58 | "no-debugger": 0, // disallow use of debugger
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59 | "no-dupe-keys": 0, // disallow duplicate keys when creating object literals
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60 | "no-empty": 0, // disallow empty statements
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61 | "no-empty-class": 0, // disallow the use of empty character classes in regular expressions
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62 | "no-ex-assign": 0, // disallow assigning to the exception in a catch block
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63 | "no-extra-boolean-cast": 0, // disallow double-negation boolean casts in a boolean context
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64 | "no-extra-parens": 0, // disallow unnecessary parentheses (off by default)
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65 | "no-extra-semi": 1, // disallow unnecessary semicolons
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66 | "no-func-assign": 1, // disallow overwriting functions written as function declarations
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67 | "no-inner-declarations": 0, // disallow function or variable declarations in nested blocks
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68 | "no-invalid-regexp": 0, // disallow invalid regular expression strings in the RegExp constructor
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69 | "no-irregular-whitespace": 0, // disallow irregular whitespace outside of strings and comments
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70 | "no-negated-in-lhs": 0, // disallow negation of the left operand of an in expression
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71 | "no-obj-calls": 0, // disallow the use of object properties of the global object (Math and JSON) as functions
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72 | "no-regex-spaces": 0, // disallow multiple spaces in a regular expression literal
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73 | "no-reserved-keys": 0, // disallow reserved words being used as object literal keys (off by default)
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74 | "no-sparse-arrays": 0, // disallow sparse arrays
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75 | "no-unreachable": 0, // disallow unreachable statements after a return, throw, continue, or break statement
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76 | "use-isnan": 0, // disallow comparisons with the value NaN
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77 | "valid-jsdoc": 0, // Ensure JSDoc comments are valid (off by default)
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78 | "valid-typeof": 0, // Ensure that the results of typeof are compared against a valid string
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79 |
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80 |
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81 | ////////// Best Practices //////////
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82 |
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83 | "block-scoped-var": 0, // treat var statements as if they were block scoped (off by default)
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84 | "complexity": 0, // specify the maximum cyclomatic complexity allowed in a program (off by default)
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85 | "consistent-return": 0, // require return statements to either always or never specify values
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86 | "curly": 0, // specify curly brace conventions for all control statements
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87 | "default-case": 0, // require default case in switch statements (off by default)
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88 | "dot-notation": 0, // encourages use of dot notation whenever possible
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89 | "eqeqeq": 0, // require the use of === and !==
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90 | "guard-for-in": 0, // make sure for-in loops have an if statement (off by default)
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91 | "no-alert": 0, // disallow the use of alert, confirm, and prompt
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92 | "no-caller": 0, // disallow use of arguments.caller or arguments.callee
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93 | "no-div-regex": 0, // disallow division operators explicitly at beginning of regular expression (off by default)
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94 | "no-else-return": 0, // disallow else after a return in an if (off by default)
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95 | "no-empty-label": 0, // disallow use of labels for anything other then loops and switches
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96 | "no-eq-null": 0, // disallow comparisons to null without a type-checking operator (off by default)
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97 | "no-eval": 0, // disallow use of eval()
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98 | "no-extend-native": 0, // disallow adding to native types
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99 | "no-extra-bind": 0, // disallow unnecessary function binding
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100 | "no-fallthrough": 0, // disallow fallthrough of case statements
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101 | "no-floating-decimal": 0, // disallow the use of leading or trailing decimal points in numeric literals (off by default)
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102 | "no-implied-eval": 0, // disallow use of eval()-like methods
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103 | "no-iterator": 0, // disallow usage of __iterator__ property
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104 | "no-labels": 0, // disallow use of labeled statements
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105 | "no-lone-blocks": 0, // disallow unnecessary nested blocks
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106 | "no-loop-func": 0, // disallow creation of functions within loops
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107 | "no-multi-spaces": 0, // disallow use of multiple spaces
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108 | "no-multi-str": 0, // disallow use of multiline strings
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109 | "no-native-reassign": 0, // disallow reassignments of native objects
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110 | "no-new": 0, // disallow use of new operator when not part of the assignment or comparison
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111 | "no-new-func": 0, // disallow use of new operator for Function object
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112 | "no-new-wrappers": 0, // disallows creating new instances of String, Number, and Boolean
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113 | "no-octal": 0, // disallow use of octal literals
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114 | "no-octal-escape": 0, // disallow use of octal escape sequences in string literals, such as var foo = "Copyright \251";
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115 | "no-process-env": 0, // disallow use of process.env (off by default)
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116 | "no-proto": 0, // disallow usage of __proto__ property
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117 | "no-redeclare": 0, // disallow declaring the same variable more then once
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118 | "no-return-assign": 0, // disallow use of assignment in return statement
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119 | "no-script-url": 0, // disallow use of javascript: urls.
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120 | "no-self-compare": 0, // disallow comparisons where both sides are exactly the same (off by default)
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121 | "no-sequences": 0, // disallow use of comma operator
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122 | "no-unused-expressions": 0, // disallow usage of expressions in statement position
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123 | "no-void": 0, // disallow use of void operator (off by default)
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124 | "no-warning-comments": 0, // disallow usage of configurable warning terms in comments, e.g. TODO or FIXME (off by default)
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125 | "no-with": 0, // disallow use of the with statement
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126 | "radix": 0, // require use of the second argument for parseInt() (off by default)
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127 | "vars-on-top": 1, // requires to declare all vars on top of their containing scope (off by default)
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128 | "wrap-iife": 0, // require immediate function invocation to be wrapped in parentheses (off by default)
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129 | "yoda": 0, // require or disallow Yoda conditions
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130 |
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131 |
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132 | ////////// Strict Mode //////////
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133 |
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134 | "global-strict": 0, // (deprecated) require or disallow the "use strict" pragma in the global scope (off by default in the node environment)
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135 | "no-extra-strict": 0, // (deprecated) disallow unnecessary use of "use strict"; when already in strict mode
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136 | "strict": 0, // controls location of Use Strict Directives
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137 |
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138 |
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139 | ////////// Variables //////////
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140 |
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141 | "no-catch-shadow": 0, // disallow the catch clause parameter name being the same as a variable in the outer scope (off by default in the node environment)
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142 | "no-delete-var": 0, // disallow deletion of variables
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143 | "no-label-var": 0, // disallow labels that share a name with a variable
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144 | "no-shadow": 0, // disallow declaration of variables already declared in the outer scope
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145 | "no-shadow-restricted-names": 0, // disallow shadowing of names such as arguments
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146 | "no-undef": 0, // disallow use of undeclared variables unless mentioned in a /*global */ block
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147 | "no-undef-init": 0, // disallow use of undefined when initializing variables
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148 | "no-undefined": 0, // disallow use of undefined variable (off by default)
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149 | "no-unused-vars": 0, // disallow declaration of variables that are not used in the code
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150 | "no-use-before-define": 0, // disallow use of variables before they are defined
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151 |
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152 |
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153 | ////////// Node.js //////////
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154 |
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155 | "handle-callback-err": 0, // enforces error handling in callbacks (off by default) (on by default in the node environment)
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156 | "no-mixed-requires": 1, // disallow mixing regular variable and require declarations (off by default) (on by default in the node environment)
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157 | "no-new-require": 1, // disallow use of new operator with the require function (off by default) (on by default in the node environment)
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158 | "no-path-concat": 1, // disallow string concatenation with __dirname and __filename (off by default) (on by default in the node environment)
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159 | "no-process-exit": 0, // disallow process.exit() (on by default in the node environment)
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160 | "no-restricted-modules": 0, // restrict usage of specified node modules (off by default)
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161 | "no-sync": 0, // disallow use of synchronous methods (off by default)
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162 |
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163 |
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164 | ////////// Stylistic Issues //////////
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165 |
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166 | "brace-style": 0, // enforce one true brace style (off by default)
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167 | "camelcase": 1, // require camel case names
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168 | "comma-spacing": 2, // enforce spacing before and after comma
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169 | "comma-style": 0, // enforce one true comma style (off by default)
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170 | "consistent-this": 0, // enforces consistent naming when capturing the current execution context (off by default)
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171 | "eol-last": 1, // enforce newline at the end of file, with no multiple empty lines
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172 | "func-names": 0, // require function expressions to have a name (off by default)
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173 | "func-style": 0, // enforces use of function declarations or expressions (off by default)
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174 | "key-spacing": 0, // enforces spacing between keys and values in object literal properties
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175 | "max-nested-callbacks": 0, // specify the maximum depth callbacks can be nested (off by default)
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176 | "new-cap": 0, // require a capital letter for constructors
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177 | "new-parens": 0, // disallow the omission of parentheses when invoking a constructor with no arguments
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178 | "no-array-constructor": 0, // disallow use of the Array constructor
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179 | "no-inline-comments": 0, // disallow comments inline after code (off by default)
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180 | "no-lonely-if": 0, // disallow if as the only statement in an else block (off by default)
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181 | "no-mixed-spaces-and-tabs": 0, // disallow mixed spaces and tabs for indentation
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182 | "no-multiple-empty-lines": 0, // disallow multiple empty lines (off by default)
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183 | "no-nested-ternary": 0, // disallow nested ternary expressions (off by default)
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184 | "no-new-object": 0, // disallow use of the Object constructor
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185 | "no-space-before-semi": 0, // disallow space before semicolon
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186 | "no-spaced-func": 0, // disallow space between function identifier and application
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187 | "no-ternary": 0, // disallow the use of ternary operators (off by default)
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188 | "no-trailing-spaces": 0, // disallow trailing whitespace at the end of lines
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189 | "no-underscore-dangle": 0, // disallow dangling underscores in identifiers
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190 | "no-wrap-func": 0, // disallow wrapping of non-IIFE statements in parens
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191 | "one-var": 0, // allow just one var statement per function (off by default)
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192 | "operator-assignment": 0, // require assignment operator shorthand where possible or prohibit it entirely (off by default)
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193 | "padded-blocks": 0, // enforce padding within blocks (off by default)
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194 | "quote-props": 0, // require quotes around object literal property names (off by default)
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195 | "quotes": [1, "single"], // specify whether double or single quotes should be used
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196 | "semi": 0, // require or disallow use of semicolons instead of ASI
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197 | "sort-vars": 0, // sort variables within the same declaration block (off by default)
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198 | "space-after-function-name": 1, // require a space after function names (off by default)
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199 | "space-after-keywords": 1, // require a space after certain keywords (off by default)
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200 | "space-before-blocks": 0, // require or disallow space before blocks (off by default)
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201 | "space-in-brackets": 0, // require or disallow spaces inside brackets (off by default)
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202 | "space-in-parens": 0, // require or disallow spaces inside parentheses (off by default)
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203 | "space-infix-ops": 1, // require spaces around operators
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204 | "space-return-throw-case": 0, // require a space after return, throw, and case
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205 | "space-unary-ops": 1, // Require or disallow spaces before/after unary operators (words on by default, nonwords off by default)
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206 | "spaced-line-comment": 0, // require or disallow a space immediately following the // in a line comment (off by default)
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207 | "wrap-regex": 0, // require regex literals to be wrapped in parentheses (off by default)
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208 |
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209 |
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210 | ////////// ECMAScript 6 //////////
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211 |
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212 | "no-var": 2, // require let or const instead of var (off by default)
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213 | "generator-star": 0, // enforce the position of the * in generator functions (off by default)
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214 |
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215 |
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216 | ////////// Legacy //////////
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217 |
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218 | "max-depth": 0, // specify the maximum depth that blocks can be nested (off by default)
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219 | "max-len": 0, // specify the maximum length of a line in your program (off by default)
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220 | "max-params": 0, // limits the number of parameters that can be used in the function declaration. (off by default)
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221 | "max-statements": 0, // specify the maximum number of statement allowed in a function (off by default)
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222 | "no-bitwise": 0, // disallow use of bitwise operators (off by default)
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223 | "no-plusplus": 0 // disallow use of unary operators, ++ and -- (off by default)
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224 | }
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225 | }
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