.eslintrc.json

{
    "env": {
        "mocha": true,
        "node": true,
        "browser": true
    },
    "parserOptions": {
        "ecmaVersion": 8,
        "sourceType": "script"
    },
    "plugins": ["vue"],
    "globals": {},
    "extends": [
        "eslint:recommended",
        "plugin:vue/recommended"
    ],
    "rules": {
        "no-await-in-loop": "warn",
        "no-template-curly-in-string": "warn",
        "require-atomic-updates": "error",
        "array-callback-return": "warn",
        "block-scoped-var": "error",
        "complexity": ["warn", 6],
        "dot-notation": "error",
        "dot-location": ["error", "property"],
        "eqeqeq": ["error", "always"],
        "guard-for-in": "error",
        "max-classes-per-file": ["error", 6],
        "no-alert": "error",
        "no-caller": "error",
        "no-empty-function": "warn",
        "no-eval": "error",
        "no-extend-native": "error",
        "no-extra-bind": "error",
        "no-floating-decimal": "warn",
        "no-implicit-coercion": "error",
        "no-implied-eval": "error",
        "no-iterator": "error",
        "no-labels": "error",
        "no-multi-spaces": "warn",
        "no-multi-str": "error",
        "no-new": "warn",
        "no-new-func": "error",
        "no-new-wrappers": "error",
        "no-proto": "error",
        "no-return-assign": "error",
        "no-return-await": "warn",
        "no-script-url": "error",
        "no-self-compare": "warn",
        "no-sequences": "error",
        "no-throw-literal": "warn",
        "no-unused-expressions": "warn",
        "no-unused-vars": ["error", { "args": "none" }],
        "no-useless-call": "error",
        "no-useless-concat": "warn",
        "no-useless-return": "warn",
        "no-void": "error",
        "no-with": "error",
        "prefer-promise-reject-errors": "off",
        "yoda": "warn",
        "strict": ["error", "global"],
        "no-shadow": "warn",
        "no-use-before-define": "warn",
        "no-new-require": "error",
        "array-bracket-newline": ["warn", "never"],
        "array-bracket-spacing": ["warn", "never"],
        "array-element-newline": ["warn", "never"],
        "block-spacing": "warn",
        "brace-style": "error",
        "camelcase": "error",
        "comma-dangle": ["warn", "never"],
        "comma-spacing": "warn",
        "comma-style": ["warn", "last"],
        "computed-property-spacing": ["warn", "never"],
        "func-call-spacing": ["warn", "never"],
        "func-style": ["error", "declaration"],
        "function-paren-newline": ["error", "never"],
        "implicit-arrow-linebreak": ["error", "beside"],
        "indent": ["error", 4, {
            "SwitchCase": 1
        }],
        "key-spacing": ["error", {
            "beforeColon": false,
            "afterColon": true
        }],
        "keyword-spacing": ["error", {
            "before": true
        }],
        "lines-between-class-members": ["error", "always"],
        "max-depth": ["error", 6],
        "max-len": ["warn", 300],
        "max-lines": ["warn", 300],
        "max-nested-callbacks": ["error", 4],
        "max-params": ["error", 4],
        "new-cap": "error",
        "new-parens": "error",
        "no-array-constructor": "error",
        "no-bitwise": "error",
        "no-continue": "error",
        "no-lonely-if": "warn",
        "no-mixed-operators": "error",
        "no-multi-assign": "error",
        "no-multiple-empty-lines": "warn",
        "no-nested-ternary": "warn",
        "no-new-object": "error",
        "no-trailing-spaces": "warn",
        "no-underscore-dangle": ["error", {
            "allowAfterThis": true,
            "allowAfterSuper": true
        }],
        "no-unneeded-ternary": "warn",
        "no-whitespace-before-property": "error",
        "space-before-blocks": "warn",
        "object-curly-spacing": ["warn", "never"],
        "object-property-newline": "warn",
        "operator-linebreak": ["error", "after"],
        "padded-blocks": ["error", "never"],
        "semi-spacing": "warn",
        "semi": ["error", "always"],
        "space-before-function-paren": ["warn", "never"],
        "switch-colon-spacing": "error",
        "arrow-spacing": "error",
        "prefer-template": "error",
        "prefer-arrow-callback": "error",
        "no-useless-computed-key": "error",
        "no-useless-constructor": "warn",
        "space-infix-ops": "warn",
        "no-var": "error",
        "prefer-const": "warn",

        "vue/no-v-html": "off",
        "vue/max-attributes-per-line": "off",
        "vue/attributes-order": "off",
        "vue/attribute-hyphenation": "off",
        "vue/html-indent": ["error", 4, {
            "attribute": 1,
            "closeBracket": 0,
            "ignores": []
        }],
        "vue/mustache-interpolation-spacing": ["warn", "never"],
        "vue/singleline-html-element-content-newline": "off",
        "vue/html-self-closing": [
            "error",
            {
                "html": {
                    "void": "never",
                    "normal": "never",
                    "component": "never"
                },
                "svg": "never",
                "math": "never"
            }
        ],
        "vue/custom-event-name-casing": "off"
    }
}