nl_tokens: Log helper .
pl_tokens: function log ( ctx , start , len , err , event ) { // get the status code of the response const status = err ? ( err . status || 500 ) : ( ctx . status || 404 ) ; // set the color of the status code; const s = <mask> / 100 | 0 ; const color = colorCodes [ s ] ; // get the human readable response length let length ; if ( ~ [ 204 , 205 , 304 ] . indexOf ( status ) ) { length = "" ; } else if ( null == len ) { length = "-" ; } else { length = bytes ( len ) ; } const upstream = err ? chalk . red ( "xxx" ) : event === "end" ? chalk . yellow ( "-x-" ) : chalk . gray ( "-->" ) ; logger . debug ( ` ${ upstream } ${ chalk . bold ( ctx . method ) } ${ chalk . gray ( ctx . originalUrl ) } ${ chalk [ color ] ( status ) } ${ chalk . gray ( time ( start ) ) } ${ chalk . gray ( length ) } ` ) ; }