3.js

function printHelp(){
  console.log("3.js (c) softhinkers.com");
  console.log("");
  console.log("usage:");
  console.log("--help         print this help");
  //console.log("--name       say hello to {NAME}");
  console.log("--file={NAME}  read the file of {NAME} and output");
  console.log("");
}


var args = require("minimist")(process.argv.slice(2),{ string: "file" });

if(args.help || !args.file){
  printHelp();
  process.exit(1);
}


var hello = require("./helloworld3.js");

hello.say(args.file)
      .val(function(contents){
        console.log(contents.toString());
      })
      .or(function(err){
        console.error("Error: "+ err);
      })