nl_tokens: HELPER HELPERS : P Sets the given option to the new - structure options if it s set in the old / provided . If doesn t exist it s already set on the new via defaults . @private
pl_tokens: function setOpt ( oldProp , oldType , target , rename ) { const types = utils . ensureArray ( oldType ) ; if ( oldProp <mask> opts && types . indexOf ( typeOf ( opts [ oldProp ] ) ) >= 0 ) { target [ rename || oldProp ] = opts [ oldProp ] ; } }