es-abstract <sup>{rdoc-image:http://versionbadg.es/ljharb/es-abstract.svg}[https://npmjs.org/package/es-abstract]¶ ↑
ECMAScript spec abstract operations. When different versions of the spec conflict, the default export will be the latest version of the abstract operation. All abstract operations will also be available under an es5
/es2015
/es2016
/es2017
/es2018
/es2019
entry point, and exported property, if you require a specific version.
Example¶ ↑
var ES = require('es-abstract'); var assert = require('assert'); assert(ES.isCallable(function () {})); assert(!ES.isCallable(/a/g));
Tests¶ ↑
Simply clone the repo, npm install
, and run npm test
Security¶ ↑
Please email @ljharb or see tidelift.com/security if you have a potential security vulnerability to report.