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_is-potential-custom-element-name_ checks whether a given string matches [the `PotentialCustomElementName` production](https://html.spec.whatwg.org/multipage/scripting.html#prod-potentialcustomelementname) as defined in the HTML Standard.
To use _is-potential-custom-element-name_ programmatically, install it as a dependency via [npm](https://www.npmjs.com/):
```bash
$ npm install is-potential-custom-element-name
```
Then, `require` it:
```js
const isPotentialCustomElementName = require('is-potential-custom-element-name');
```
```js
isPotentialCustomElementName('foo-bar');
// → true
isPotentialCustomElementName('Foo-bar');
// → false
isPotentialCustomElementName('baz-©');
// → false
isPotentialCustomElementName('annotation-xml');
// → true
```
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_is-potential-custom-element-name_ is available under the [MIT](https://mths.be/mit) license.