nl_tokens: Read entire stream and process
pl_tokens: function streamMode ( contents , options , callback ) { toArray ( contents , function ( err , chunks ) { if ( <mask> ) { callback ( err ) ; return ; } bufferMode ( Buffer . concat ( chunks ) , options , function ( err , encBuf , decBuf ) { if ( err ) { callback ( err ) ; return ; } var encStream = new Readable ( ) ; encStream . push ( encBuf ) ; encStream . push ( null ) ; var decStream = new Readable ( ) ; decStream . push ( decBuf ) ; decStream . push ( null ) ; // Callback streams callback ( null , encStream , decStream ) ; } ) ; } ) ; }