lib/format.js
function pipe(commands, input) {
  if (!commands) {
    return input;
  }
  return commands.reduce(function(input, cmd) {
    return npmRun.sync(cmd, {
      input: input
    });
  }, input);
}
function pipe(commands, input) {
  if (!commands) {
    return input;
  }
  return commands.reduce(function(input, cmd) {
    return npmRun.sync(cmd, {
      input: input
    });
  }, input);
}
function pipe ( commands , input ) { if ( ! commands ) { return input ; } return commands . reduce ( function ( input , cmd ) { return npmRun . sync ( cmd , { input : input } ) ; } , input ) ; }
run cli tools in series passing the stdout of previous tool as stdin of next one
run cli tools in series passing the stdout of previous tool as stdin of next one