ESLint + Prettier

未匹配的标注

ESLint

运行初始化

eslint --init

JavaScript 代码规范

根据选择的 JavaScript 代码规范,进行安装,这边选择 google。

Prettier

yarn add -D prettier eslint-config-prettier eslint-plugin-prettier

simple-import-sort/sort

排序 import

yarn add -D eslint-plugin-simple-import-sort

最后在 IDE 里启动自动修改

范例

module.exports = {
  env: {
    browser: true,
    es2021: true,
  },
  extends: [
    "next/core-web-vitals",
    "plugin:react/recommended",
    "google",
    "prettier",
    "plugin:prettier/recommended",
  ],
  parserOptions: {
    ecmaFeatures: {
      jsx: true,
    },
    ecmaVersion: 12,
    sourceType: "module",
  },
  plugins: ["react", "prettier", "simple-import-sort", "react-hooks"],
  rules: {
    "prettier/prettier": "error",
    "require-jsdoc": 0,
    "no-unused-vars": 0,
    "no-invalid-this": 0,
    "react/prop-types": 0,
    "react/display-name": 0,
    "simple-import-sort/imports": "error",
    "react-hooks/rules-of-hooks": "error", // Checks rules of Hooks
    "react-hooks/exhaustive-deps": [
      "warn",
      {
        additionalHooks: "useRecoilCallback",
      },
    ],
  },
};

.prettierrc 范例

{
  "trailingComma": "none", // 尾随逗号
  "tabWidth": 2,
  "printWidth": 120,
  "singleQuote": true,
  "semi": false,
  "arrowParens": "avoid", // 尽可能省略括号。示例:x => x
  "bracketSpacing": true,
  "jsxSingleQuote": true
}

参考

本文章首发在 LearnKu.com 网站上。

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