.eslintrc

---
plugins:
    - import
    - babel

env:
    node: true
    es6: true

parserOptions:
    ecmaVersion: 6
    sourceType: module

settings:
    import/cache:
        lifetime: ∞

arrowFunctions: true
blockBindings: true
classes: true
defaultParams: true
destructuring: true
forOf: true
generators: true
modules: true
objectLiteralComputedProperties: true
objectLiteralShorthandMethods: true
objectLiteralShorthandProperties: true
spread: true
templateStrings: true

rules:
    # ERRORS
    brace-style: [2, 1tbs, allowSingleLine: true]
    camelcase: [2, properties: never]
    comma-style: [2, last]
    eqeqeq: 2
    guard-for-in: 2
    handle-callback-err: [2, error]
    indent: [2, 4, {SwitchCase: 1}]
    key-spacing: [2, {beforeColon: false, afterColon: true}]
    new-parens: 2
    no-alert: 2
    no-array-constructor: 2
    no-caller: 2
    no-catch-shadow: 2
    no-cond-assign: 2
    no-constant-condition: 2
    no-delete-var: 2
    no-div-regex: 2
    no-dupe-args: 2
    no-dupe-keys: 2
    no-duplicate-case: 2
    no-empty-character-class: 2
    no-empty: 2
    no-eval: 2
    no-ex-assign: 2
    no-extend-native: 2
    no-extra-bind: 2
    no-extra-boolean-cast: 2
    no-extra-semi: 2
    no-fallthrough: 2
    no-floating-decimal: 2
    no-func-assign: 2
    no-implied-eval: 2
    no-inner-declarations: [2, functions]
    no-invalid-regexp: 2
    no-irregular-whitespace: 2
    no-iterator: 2
    no-label-var: 2
    no-lonely-if: 2
    no-mixed-requires: [2, true]
    no-mixed-spaces-and-tabs: 2
    no-multi-spaces: 2
    no-multi-str: 2
    no-negated-in-lhs: 2
    no-new-object: 2
    no-new-require: 2
    no-new-wrappers: 2
    no-new: 2
    no-obj-calls: 2
    no-octal-escape: 2
    no-octal: 2
    no-path-concat: 1
    no-proto: 2
    no-redeclare: 2
    no-regex-spaces: 2
    no-script-url: 2
    no-sequences: 2
    no-shadow-restricted-names: 2
    no-shadow: 2
    no-spaced-func: 2
    no-sparse-arrays: 2
    no-throw-literal: 2
    no-trailing-spaces: 2
    no-undef-init: 2
    no-undef: 2
    no-unreachable: 2
    no-unused-expressions: 2
    no-unused-vars: [2, {vars: all, args: after-used}]
    no-void: 2
    no-with: 2
    one-var: [2, never]
    operator-assignment: [2, always]
    quotes: [2, single]
    semi-spacing: [2, {before: false, after: true}]
    semi: [2, always]
    space-after-keywords: [0, always]
    space-before-blocks: [2, always]
    space-before-function-paren: [0, always]
    space-infix-ops: [2, int32Hint: false]
    space-return-throw-case: 0
    space-unary-ops: [2, {words: true, nonwords: false}]
    spaced-comment: [1, always]
    use-isnan: 2
    valid-typeof: 2
    wrap-iife: 2
    no-labels: 2
    comma-dangle: [1, always-multiline]
    prefer-arrow-callback: 2
    prefer-const: [2, {destructuring: all}]
    no-var: 2
    prefer-template: 1
    prefer-spread: 2
    max-len: [2, 260]

    # disable builtin rules that are incompatible with Babel plugin ones
    generator-star-spacing: 0
    object-shorthand: 0
    arrow-parens: 0

    babel/generator-star-spacing: [2, both]
    babel/object-shorthand: [2, always]
    babel/arrow-parens: [2, as-needed]
    babel/no-await-in-loop: 2

    import/no-unresolved: [2, { commonjs: true }]
    import/named: 2
    import/default: 2
    import/namespace: 2
    import/export: 2
    import/imports-first: 2
    import/no-duplicates: 2
    import/no-deprecated: 2
    import/no-commonjs: 2
    import/no-amd: 2
    import/no-extraneous-dependencies: 2
    import/no-named-as-default-member: 2
    import/extensions: [2, {js: never, png: always, css: always, less: always}]