.eslintrc.js

module.exports = {
    parserOptions: {
        ecmaVersion: 11,
        requireConfigFile: false,
        parser: "@babel/eslint-parser",
        sourceType: "module",
    },
    extends: [
        "airbnb-base",
        "eslint:recommended",
        "plugin:import/recommended",
        "plugin:import/errors",
        "plugin:import/warnings",
        "plugin:vue/recommended",
        "plugin:@intlify/vue-i18n/recommended",
    ],
    globals: {
        process: true,
        require: true,
        chrome: true,
    },
    env: {
        browser: true,
        es2020: true,
        node: true,
    },
    settings: {
        "import/resolver": {
            node: {
                extensions: [".mjs", ".js", ".json", ".vue"],
            },
            alias: {
                map: [
                    ["@", "./src/js/"],
                ],
                extensions: [".ts", ".js", ".jsx", ".json", ".vue"],
            },
        },
        "import/extensions": [
            ".js",
            ".mjs",
            ".jsx",
            ".vue",
        ],
        "import/core-modules": [],
        "import/ignore": [
            "node_modules",
            "\\.(coffee|scss|css|less|hbs|svg|json)$",
        ],
        "vue-i18n": {
            localeDir: "./src/js/i18n/*.{json,json5,yaml,yml}",
            messageSyntaxVersion: "^9.0.0",
        },
    },
    rules: {
        "no-multi-spaces": 0,
        "no-debugger": process.env.NODE_ENV === "production" ? 2 : 0,
        "no-console": 0,
        camelcase: "off",
        indent: "off",
        "linebreak-style": ["error", "unix"],
        quotes: ["error", "double"],
        semi: ["error", "never"],
        "max-len": ["error", 120, 2, {
            ignoreUrls: true,
            ignoreComments: false,
            ignoreRegExpLiterals: true,
            ignoreStrings: true,
            ignoreTemplateLiterals: true,
        }],
        "no-param-reassign": ["error", { props: false }],
        "no-shadow": ["error", { allow: ["state"] }],
        "object-curly-newline": "off",
        "vue/html-indent": ["error", 4],
        "vue/max-attributes-per-line": 0,
        "import/extensions": ["error", "always", {
            js: "never",
            mjs: "never",
            jsx: "never",
            ts: "never",
            tsx: "never",
            vue: "never",
        }],
        "no-new": "off",
        "no-underscore-dangle": ["error", {
            allow: [
                "_remove",
                "_bulkRemove",
                "_getData",
                "_beforeRouteUpdate",
                "_getModel",
                "_submit",
                "_remove",
                "_multiplier",
            ],
        }],
        "@intlify/vue-i18n/no-dynamic-keys": "error",
        "@intlify/vue-i18n/no-unused-keys": [
            "error",
            {
                extensions: [".js", ".vue"],
            },
        ],
    },
    plugins: [
        "import",
        "vue",
    ],
}