| 1 | # call-bind-apply-helpers <sup>[![Version Badge][npm-version-svg]][package-url]</sup>
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| 2 |
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| 3 | [![github actions][actions-image]][actions-url]
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| 4 | [![coverage][codecov-image]][codecov-url]
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| 5 | [![dependency status][deps-svg]][deps-url]
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| 6 | [![dev dependency status][dev-deps-svg]][dev-deps-url]
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| 7 | [![License][license-image]][license-url]
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| 8 | [![Downloads][downloads-image]][downloads-url]
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| 9 |
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| 10 | [![npm badge][npm-badge-png]][package-url]
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| 11 |
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| 12 | Helper functions around Function call/apply/bind, for use in `call-bind`.
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| 13 |
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| 14 | The only packages that should likely ever use this package directly are `call-bind` and `get-intrinsic`.
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| 15 | Please use `call-bind` unless you have a very good reason not to.
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| 16 |
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| 17 | ## Getting started
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| 18 |
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| 19 | ```sh
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| 20 | npm install --save call-bind-apply-helpers
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| 21 | ```
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| 22 |
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| 23 | ## Usage/Examples
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| 24 |
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| 25 | ```js
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| 26 | const assert = require('assert');
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| 27 | const callBindBasic = require('call-bind-apply-helpers');
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| 28 |
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| 29 | function f(a, b) {
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| 30 | assert.equal(this, 1);
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| 31 | assert.equal(a, 2);
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| 32 | assert.equal(b, 3);
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| 33 | assert.equal(arguments.length, 2);
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| 34 | }
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| 35 |
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| 36 | const fBound = callBindBasic([f, 1]);
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| 37 |
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| 38 | delete Function.prototype.call;
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| 39 | delete Function.prototype.bind;
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| 40 |
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| 41 | fBound(2, 3);
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| 42 | ```
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| 43 |
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| 44 | ## Tests
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| 45 |
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| 46 | Clone the repo, `npm install`, and run `npm test`
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| 47 |
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| 48 | [package-url]: https://npmjs.org/package/call-bind-apply-helpers
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| 49 | [npm-version-svg]: https://versionbadg.es/ljharb/call-bind-apply-helpers.svg
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| 50 | [deps-svg]: https://david-dm.org/ljharb/call-bind-apply-helpers.svg
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| 51 | [deps-url]: https://david-dm.org/ljharb/call-bind-apply-helpers
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| 52 | [dev-deps-svg]: https://david-dm.org/ljharb/call-bind-apply-helpers/dev-status.svg
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| 53 | [dev-deps-url]: https://david-dm.org/ljharb/call-bind-apply-helpers#info=devDependencies
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| 54 | [npm-badge-png]: https://nodei.co/npm/call-bind-apply-helpers.png?downloads=true&stars=true
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| 55 | [license-image]: https://img.shields.io/npm/l/call-bind-apply-helpers.svg
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| 56 | [license-url]: LICENSE
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| 57 | [downloads-image]: https://img.shields.io/npm/dm/call-bind-apply-helpers.svg
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| 58 | [downloads-url]: https://npm-stat.com/charts.html?package=call-bind-apply-helpers
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| 59 | [codecov-image]: https://codecov.io/gh/ljharb/call-bind-apply-helpers/branch/main/graphs/badge.svg
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| 60 | [codecov-url]: https://app.codecov.io/gh/ljharb/call-bind-apply-helpers/
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| 61 | [actions-image]: https://img.shields.io/endpoint?url=https://github-actions-badge-u3jn4tfpocch.runkit.sh/ljharb/call-bind-apply-helpers
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| 62 | [actions-url]: https://github.com/ljharb/call-bind-apply-helpers/actions
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