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@stdlib/assert

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Standard assertion utilities.

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<!-- @license Apache-2.0 Copyright (c) 2021 The Stdlib Authors. Licensed under the Apache License, Version 2.0 (the "License"); you may not use this file except in compliance with the License. You may obtain a copy of the License at http://www.apache.org/licenses/LICENSE-2.0 Unless required by applicable law or agreed to in writing, software distributed under the License is distributed on an "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. See the License for the specific language governing permissions and limitations under the License. --> # BigInt Support > Detect native [`BigInt`][mdn-bigint] support. <section class="usage"> ## Usage ```javascript var hasBigIntSupport = require( '@stdlib/assert/has-bigint-support' ); ``` #### hasBigIntSupport() Detects if a runtime environment supports ES2020 [`BigInt`][mdn-bigint]. ```javascript var bool = hasBigIntSupport(); // returns <boolean> ``` </section> <!-- /.usage --> <section class="examples"> ## Examples <!-- eslint no-undef: "error" --> ```javascript var hasBigIntSupport = require( '@stdlib/assert/has-bigint-support' ); if ( hasBigIntSupport() ) { console.log( 'Environment has BigInt support.' ); } else { console.log( 'Environment lacks BigInt support.' ); } ``` </section> <!-- /.examples --> * * * <section class="cli"> ## CLI <section class="usage"> ### Usage ```text Usage: has-bigint-support [options] Options: -h, --help Print this message. -V, --version Print the package version. ``` </section> <!-- /.usage --> <section class="examples"> ### Examples ```bash $ has-bigint-support <boolean> ``` </section> <!-- /.examples --> </section> <!-- /.cli --> <!-- Section for related `stdlib` packages. Do not manually edit this section, as it is automatically populated. --> <section class="related"> </section> <!-- /.related --> <!-- Section for all links. Make sure to keep an empty line after the `section` element and another before the `/section` close. --> <section class="links"> [mdn-bigint]: https://developer.mozilla.org/en-US/docs/Web/JavaScript/Reference/Global_Objects/BigInt </section> <!-- /.links -->