nl_tokens: loads a template and then interpolates it for each item in the data array . If a callback is passed it will call the callback with each item in the array _after_ interpolation
pl_tokens: function ( location , name , data , callback ) { if ( _isArray ( name ) ) { callback = data ; data = name ; name = null ; } return this . load ( location ) . then ( function ( content ) { var rctx = this ; if ( ! data ) { data = _isArray ( this . previous_content ) ? this . previous_content : [ ] ; } if ( callback ) { $ . each ( data , function ( i , value ) { var idata = { } , <mask> = this . next_engine || location ; name ? ( idata [ name ] = value ) : ( idata = value ) ; callback ( value , rctx . event_context . interpolate ( content , idata , engine ) ) ; } ) ; } else { return this . collect ( data , function ( i , value ) { var idata = { } , engine = this . next_engine || location ; name ? ( idata [ name ] = value ) : ( idata = value ) ; return this . event_context . interpolate ( content , idata , engine ) ; } , true ) ; } } ) ; }