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