nl_tokens: Add elements to HTML5 media ( source tracks etc )
pl_tokens: function insertElements ( <mask> , attributes ) { var _this = this ; if ( is$1 . string ( attributes ) ) { insertElement ( type , this . media , { src : attributes } ) ; } else if ( is$1 . array ( attributes ) ) { attributes . forEach ( function ( attribute ) { insertElement ( type , _this . media , attribute ) ; } ) ; } }