319 lines
9.6 KiB
JavaScript
319 lines
9.6 KiB
JavaScript
module.exports = {
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root: true,
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parser: 'babel-eslint',
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parserOptions: {
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sourceType: 'module'
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},
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env: {
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browser: true,
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node: true
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},
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extends: 'eslint:recommended',
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// required to lint *.vue files
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plugins: [
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'html'
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],
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// check if imports actually resolve
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'settings': {
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'import/resolver': {
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'webpack': {
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'config': 'build/webpack.base.conf.js'
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}
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}
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},
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// add your custom rules here
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'rules': {
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// don't require .vue extension when importing
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// 'import/extensions': ['error', 'always', {
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// 'js': 'never',
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// 'vue': 'never'
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// }],
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// allow debugger during development
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'no-debugger': process.env.NODE_ENV === 'production' ? 2 : 0,
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/*
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* Possible Errors
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*/
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// disallow unnecessary parentheses
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'no-extra-parens': ['error', 'all', {'nestedBinaryExpressions': false}],
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// disallow negating the left operand of relational operators
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'no-unsafe-negation': 'error',
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// enforce valid JSDoc comments
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'valid-jsdoc': 'off',
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/*
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* Best Practices
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*/
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// enforce return statements in callbacks of array methods
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'array-callback-return': 'error',
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// enforce consistent brace style for all control statements
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curly: ['error', 'multi-line'],
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// enforce consistent newlines before and after dots
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'dot-location': ['error', 'property'],
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// enforce dot notation whenever possible
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'dot-notation': 'error',
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// require the use of === and !==
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'eqeqeq': ['error', 'smart'],
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// disallow the use of arguments.caller or arguments.callee
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'no-caller': 'error',
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// disallow empty functions
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'no-empty-function': 'error',
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// disallow unnecessary calls to .bind()
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'no-extra-bind': 'error',
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// disallow unnecessary labels
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'no-extra-label': 'error',
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// disallow leading or trailing decimal points in numeric literals
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'no-floating-decimal': 'error',
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// disallow assignments to native objects or read-only global variables
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'no-global-assign': 'error',
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// disallow the use of eval()-like methods
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'no-implied-eval': 'error',
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// disallow the use of the __iterator__ property
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'no-iterator': 'error',
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// disallow unnecessary nested blocks
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'no-lone-blocks': 'error',
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// disallow multiple spaces
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'no-multi-spaces': 'error',
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// disallow new operators with the String, Number, and Boolean objects
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'no-new-wrappers': 'error',
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// disallow octal escape sequences in string literals
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'no-octal-escape': 'error',
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// disallow the use of the __proto__ property
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'no-proto': 'error',
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// disallow comparisons where both sides are exactly the same
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'no-self-compare': 'error',
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// disallow throwing literals as exceptions
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'no-throw-literal': 'error',
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// disallow unused expressions
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'no-unused-expressions': 'error',
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// disallow unnecessary calls to .call() and .apply()
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'no-useless-call': 'error',
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// disallow unnecessary concatenation of literals or template literals
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'no-useless-concat': 'error',
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// disallow unnecessary escape characters
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'no-useless-escape': 'error',
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// disallow void operators
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'no-void': 'error',
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// require parentheses around immediate function invocations
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'wrap-iife': 'error',
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// require or disallow “Yoda” conditions
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yoda: 'error',
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/*
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* Variables
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*/
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// disallow labels that share a name with a variable
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'no-label-var': 'error',
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// disallow initializing variables to undefined
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'no-undef-init': 'error',
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'no-undef': 'off',
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// disallow the use of variables before they are defined
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'no-use-before-define': 'error',
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/*
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* Node.js and CommonJS
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*/
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// disallow new operators with calls to require
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'no-new-require': 'error',
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/*
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* Stylistic Issues
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*/
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// enforce consistent spacing inside array brackets
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'array-bracket-spacing': 'error',
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// enforce consistent spacing inside single-line blocks
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'block-spacing': 'error',
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// enforce consistent brace style for blocks
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'brace-style': ['error', '1tbs', {'allowSingleLine': true}],
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// require or disallow trailing commas
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'comma-dangle': 'error',
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// enforce consistent spacing before and after commas
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'comma-spacing': 'error',
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// enforce consistent comma style
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'comma-style': 'error',
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// enforce consistent spacing inside computed property brackets
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'computed-property-spacing': 'error',
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// require or disallow spacing between function identifiers and their invocations
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'func-call-spacing': 'error',
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// enforce consistent indentation
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indent: ['error', 2, {SwitchCase: 1}],
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// enforce the consistent use of either double or single quotes in JSX attributes
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'jsx-quotes': 'error',
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// enforce consistent spacing between keys and values in object literal properties
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'key-spacing': 'error',
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// enforce consistent spacing before and after keywords
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'keyword-spacing': 'error',
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// enforce consistent linebreak style
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'linebreak-style': 'error',
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// require or disallow newlines around directives
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'lines-around-directive': 'error',
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// require constructor names to begin with a capital letter
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'new-cap': 'off',
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// require parentheses when invoking a constructor with no arguments
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'new-parens': 'error',
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// disallow Array constructors
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'no-array-constructor': 'error',
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// disallow Object constructors
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'no-new-object': 'error',
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// disallow trailing whitespace at the end of lines
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'no-trailing-spaces': 'error',
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// disallow ternary operators when simpler alternatives exist
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'no-unneeded-ternary': 'error',
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// disallow whitespace before properties
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'no-whitespace-before-property': 'error',
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// enforce consistent spacing inside braces
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'object-curly-spacing': ['error', 'always'],
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// require or disallow padding within blocks
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'padded-blocks': ['error', 'never'],
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// require quotes around object literal property names
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'quote-props': ['error', 'as-needed'],
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// enforce the consistent use of either backticks, double, or single quotes
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quotes: ['error', 'single'],
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// enforce consistent spacing before and after semicolons
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'semi-spacing': 'error',
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// require or disallow semicolons instead of ASI
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// semi: ['error', 'never'],
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// enforce consistent spacing before blocks
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'space-before-blocks': 'error',
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'no-console': 'off',
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// enforce consistent spacing before function definition opening parenthesis
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'space-before-function-paren': ['error', 'never'],
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// enforce consistent spacing inside parentheses
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'space-in-parens': 'error',
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// require spacing around infix operators
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'space-infix-ops': 'error',
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// enforce consistent spacing before or after unary operators
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'space-unary-ops': 'error',
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// enforce consistent spacing after the // or /* in a comment
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'spaced-comment': 'error',
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// require or disallow Unicode byte order mark (BOM)
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'unicode-bom': 'error',
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/*
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* ECMAScript 6
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*/
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// require braces around arrow function bodies
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'arrow-body-style': 'error',
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// require parentheses around arrow function arguments
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'arrow-parens': ['error', 'as-needed'],
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// enforce consistent spacing before and after the arrow in arrow functions
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'arrow-spacing': 'error',
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// enforce consistent spacing around * operators in generator functions
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'generator-star-spacing': ['error', 'after'],
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// disallow duplicate module imports
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'no-duplicate-imports': 'error',
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// disallow unnecessary computed property keys in object literals
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'no-useless-computed-key': 'error',
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// disallow unnecessary constructors
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'no-useless-constructor': 'error',
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// disallow renaming import, export, and destructured assignments to the same name
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'no-useless-rename': 'error',
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// require let or const instead of var
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'no-var': 'error',
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// require or disallow method and property shorthand syntax for object literals
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'object-shorthand': 'error',
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// require arrow functions as callbacks
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'prefer-arrow-callback': 'error',
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// require const declarations for variables that are never reassigned after declared
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'prefer-const': 'error',
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// disallow parseInt() in favor of binary, octal, and hexadecimal literals
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'prefer-numeric-literals': 'error',
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// require rest parameters instead of arguments
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'prefer-rest-params': 'error',
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// require spread operators instead of .apply()
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'prefer-spread': 'error',
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// enforce spacing between rest and spread operators and their expressions
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'rest-spread-spacing': 'error',
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// require or disallow spacing around embedded expressions of template strings
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'template-curly-spacing': 'error',
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// require or disallow spacing around the * in yield* expressions
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'yield-star-spacing': 'error'
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}
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}
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