# this should run 'list a b c tail' 
catch {

% x.=/0*   tail  |> {puts $data;set data} <in| list a b c

}

#should it then be able to run pipelines as 'args' 
% x.=/0*    |> {puts $data;set data} <in| % y.= list etc blah |> string toupper

#but then what would happen if the args pipeline also took input via another <| ?
#% x.=/0*    |> {puts $data;set data} <in| % y.= list etc blah  <| list data 

#presumably pipelines shouldn't be passed in as expanded lists..


% out= x=   |> {puts $data; set data}  |p1/0> .= { {*}$p1 }   |> {puts $data;set data} <in| [list % y.= list etc blah |> string toupper]