prettier-plugin-jsdoc

Prettier plugin for format comment blocks and convert to standard Match with Visual studio and other IDE which support jsdoc and comments as markdown.

Many good examples of how this plugin work, are in tests directory. Compare tests and their snapshot

Configured with best practices of jsDoc style guides.

TOC

• Installation
• Examples
• Links
• Options
• Support

Installation

1. Install and configure Prettier as usual
2. Install prettier-plugin-jsdoc

npm i prettier-plugin-jsdoc --save

yarn add prettier-plugin-jsdoc

Config

Set prettier-plugin-jsdoc to your plugins list.

.prettierrc

{
  "plugins": ["prettier-plugin-jsdoc"],
};

Prettier v3

{
  "plugins": ["./node_modules/prettier-plugin-jsdoc/dist/index.js"]
};

If you want ignore some type of files remove "prettier-plugin-jsdoc" from plugins or add empty plugins

module.exports = {
  "plugins": ["prettier-plugin-jsdoc"]
  overrides: [
    {
      files: '*.tsx',
      options: {
        "plugins": []
      },
    },
  ],
};

Ignore

To ignore prettier use /* */ or // instead of /** */

Examples

Single line

/**
 * @param {  string   }    param0 description
 */
function fun(param0) {}

Format to

/** @param {string} param0 Description */
function fun(param0) {}

React Component

/**
 * @type {React.FC<{   message:string}   >}
 */
const Component = memo(({ message }) => {
  return <p>{message}</p>;
});

Format to

/** @type {React.FC<{message: string}>} */
const Component = memo(({ message }) => {
  return <p>{message}</p>;
});

Typescript Objects

/**
 @typedef {
    {
        "userId": {
        "profileImageLink": *,
        "isBusinessUser": "isResellerUser"|"isBoolean"|  "isSubUser" |    "isNot",
        "shareCode": number,
        "referredBy": any,
        },
        id:number
      }
     } User
     */

Format to

/**
 * @typedef {{
 *   userId: {
 *     profileImageLink: any;
 *     isBusinessUser: "isResellerUser" | "isBoolean" | "isSubUser" | "isNot";
 *     shareCode: number;
 *     referredBy: any;
 *   };
 *   id: number;
 * }} User
 */

Example

Add code to example tag

/**
 * @examples
 *   var one= 5
 *   var two=10
 *
 *   if(one > 2) { two += one }
 */

to

/**
 * @example
 *   var one = 5;
 *   var two = 10;
 *
 *   if (one > 2) {
 *     two += one;
 *   }
 */

Description

Description is formatting as Markdown, so you could use any features of Markdown on that. Like code tags ("```js"), header tags like "# AHeader" or other markdown features.

Options

Key	type	Default	description
jsdocSpaces	Number	1
jsdocDescriptionWithDot	Boolean	false
jsdocDescriptionTag	Boolean	false
jsdocVerticalAlignment	Boolean	false
jsdocKeepUnParseAbleExampleIndent	Boolean	false
jsdocCommentLineStrategy	("singleLine","multiline","keep")	"singleLine
jsdocCapitalizeDescription	Boolean	true
jsdocSeparateReturnsFromParam	Boolean	false	Add an space between last @param and @returns
jsdocSeparateTagGroups	Boolean	false	Add an space between tag groups
jsdocPreferCodeFences	Boolean	false	Always fence code blocks (surround them by triple backticks)
tsdoc	Boolean	false
jsdocPrintWidth	Number	undefined	If You don't set value to jsdocPrintWidth, the printWidth will be use as jsdocPrintWidth.
jsdocLineWrappingStyle	String	"greedy"	"greedy": Lines wrap as soon as they reach the print width
jsdocTagsOrder	String (object)	"undefined"	Custom Tags Order

Full up to date list and description of options can be found in Prettier help. First install plugin then run Prettier with "--help" option.

$ prettier --help # global installation

$ ./node_modules/.bin/prettier --help # local installation

ESLint

Install eslint-plugin-prettier

$ yarn add eslint eslint-plugin-prettier

Then, in your .eslintrc.json:

{
  "plugins": ["prettier"],
  "rules": {
    "prettier/prettier": "error"
  }
}

Tsdoc

We hope to support whole tsdoc, if we missed somethings please create an issue.

{
  "tsdoc": true
};

Contribute

1- Get a clone/fork of repo

2- Install yarn

3- Add your changes

4- Add a test to your change if needed

5- Create PR

This project extended from @gum3n worked project on GitLab.

Links

Prettier

JSDoc

Supported prettier version

version	prettier version
1.0.0+	3.0.0+
0.4.2	2.x+