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jonathansampson/intersectsNode.js

Created June 3, 2016 00:40
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A polyfill for Range.prototype.intersectsNode
Raw
intersectsNode.js
if ( !Range.prototype.intersectsNode ) {
Range.prototype.intersectsNode = function ( node ) {
let range = document.createRange();
range.selectNode( node );
return 0 > this.compareBoundaryPoints( Range.END_TO_START, range )
&& 0 < this.compareBoundaryPoints( Range.START_TO_END, range );
};
}
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