| # set-function-name <sup>[![Version Badge][npm-version-svg]][package-url]</sup> |
| |
| [![github actions][actions-image]][actions-url] |
| [![coverage][codecov-image]][codecov-url] |
| [![License][license-image]][license-url] |
| [![Downloads][downloads-image]][downloads-url] |
| |
| [![npm badge][npm-badge-png]][package-url] |
| |
| Set a function’s name. |
| |
| Arguments: |
| - `fn`: the function |
| - `name`: the new name |
| - `loose`: Optional. If true, and the name fails to be set, do not throw. Default false. |
| |
| Returns `fn`. |
| |
| ## Usage |
| |
| ```javascript |
| var setFunctionName = require('set-function-name'); |
| var assert = require('assert'); |
| |
| const obj = { |
| concise() {}, |
| arrow: () => {}, |
| named: function named() {}, |
| anon: function () {}, |
| }; |
| assert.equal(obj.concise.name, 'concise'); |
| assert.equal(obj.arrow.name, 'arrow'); |
| assert.equal(obj.named.name, 'named'); |
| assert.equal(obj.anon.name, 'anon'); |
| |
| assert.equal(setFunctionName(obj.concise, 'brief'), obj.concise); |
| assert.equal(setFunctionName(obj.arrow, 'pointy'), obj.arrow); |
| assert.equal(setFunctionName(obj.named, ''), obj.named); |
| assert.equal(setFunctionName(obj.anon, 'anonymous'), obj.anon); |
| |
| assert.equal(obj.concise.name, 'brief'); |
| assert.equal(obj.arrow.name, 'pointy'); |
| assert.equal(obj.named.name, ''); |
| assert.equal(obj.anon.name, 'anonymous'); |
| ``` |
| |
| [package-url]: https://npmjs.org/package/set-function-name |
| [npm-version-svg]: https://versionbadg.es/ljharb/set-function-name.svg |
| [deps-svg]: https://david-dm.org/ljharb/set-function-name.svg |
| [deps-url]: https://david-dm.org/ljharb/set-function-name |
| [dev-deps-svg]: https://david-dm.org/ljharb/set-function-name/dev-status.svg |
| [dev-deps-url]: https://david-dm.org/ljharb/set-function-name#info=devDependencies |
| [npm-badge-png]: https://nodei.co/npm/set-function-name.png?downloads=true&stars=true |
| [license-image]: https://img.shields.io/npm/l/set-function-name.svg |
| [license-url]: LICENSE |
| [downloads-image]: https://img.shields.io/npm/dm/set-function-name.svg |
| [downloads-url]: https://npm-stat.com/charts.html?package=set-function-name |
| [codecov-image]: https://codecov.io/gh/ljharb/set-function-name/branch/main/graphs/badge.svg |
| [codecov-url]: https://app.codecov.io/gh/ljharb/set-function-name/ |
| [actions-image]: https://img.shields.io/endpoint?url=https://github-actions-badge-u3jn4tfpocch.runkit.sh/ljharb/set-function-name |
| [actions-url]: https://github.com/ljharb/set-function-name/actions |