/**
* Checks to see CSS position sticky is supported
*
* @module positionSticky
* @return {boolean} - true if position:sticky is supported by the browser
*/
const positionSticky = {
isSupported: null,
supported() {
if ( null === this.isSupported ) {
const el = document.createElement( 'div' );
const { style } = el;
style.cssText = 'position:sticky;position:-webkit-sticky;position:-ms-sticky;';
this.isSupported = - 1 !== style.position.indexOf( 'sticky' );
}
return this.isSupported;
},
};
export default positionSticky;