nl_tokens: / * Functional map with sugar .
pl_tokens: function factory ( fn , options ) { var settings = options || { } var key = settings . key var indices = settings . indices var gapless = settings . gapless if ( typeof settings === 'string' ) { key = settings } if ( indices == null ) { indices = true } return all function all ( values ) { var results = [ ] var parent = values var index = - 1 var length var result if ( key ) { if ( array ( values ) ) { parent = null } else { values = parent [ key ] } } length = values . length while ( ++ index < length ) { if ( indices ) { result = fn . <mask> ( this , values [ index ] , index , parent ) } else { result = fn . call ( this , values [ index ] , parent ) } if ( ! gapless || result != null ) { results . push ( result ) } } return results } }