reqs.js

// exports.some = "eat"

var fs = require('fs');

var diagError = function()
{
  var line = "", err = new Error();
  for (var i = 0; i < arguments.length; i++) {
    line +=  (i==0?"":"; ") + 
      (typeof arguments[i] === "function" ? arguments[i].toString() 
        : JSON.stringify(arguments[i]));
  };

  // TODO: debug level...
  line += "; " + err.stack;
  fs.writeSync(2, line + "\n");// One is stdout, two is stderr, three is stdin
  line += "; at " + (new Date()).toUTCString();
  
  // c.errorList.push(line);
  return line;
}
var defer = function(callback, args)
{
  //callback.apply(undefined, args);
  var err = new Error();
  setTimeout(function(){
      try{
        callback.apply(undefined, args);
      }catch(exc)
      {
        diagError(exc.message, err.stack);
      }
    }, 0);
}
function array_to_string(array)
{
  var outstr = "";
  for (var i = 0; i < array.length; i++) 
  {
    switch(typeof array[i])
    {
      case "boolean": outstr += array[i]?"true_":"false_";break;
      case "string": outstr += array[i];break;
      case "number": outstr += array[i].toString();break;
      case "object": outstr += JSON.stringify(array[i]).replace(/},/g, " },\n").replace(/{/g, "\t{ ");break;
      default: outstr += "typeof("+typeof array[i]+")";break;
    }

    if( i +1 < array.length)
      outstr+=" | ";
  }
  return outstr;
}
exports.console_log_sync = function() // SYNC console.log replacement
{
  fs.writeSync(1, array_to_string(arguments)); // One is stdout, two is stderr, three is stdin
}
exports.console_log_sync_line = function() // SYNC console.log replacement aka writeline
{
  fs.writeSync(1, array_to_string(arguments) + "\n"); // One is stdout, two is stderr, three is stdin
}
exports.isEmptyOrWhiteSpace = function(str){
    return str === null || str.match(/^ *$/) !== null;
}
exports.checkFunction = function(fn)
{
  return fn === null || fn === undefined || typeof fn !== "function";
}
exports.shuffle = function(o)
{
    for(var j, x, i = o.length; i; j = Math.floor(Math.random() * i), x = o[--i], o[i] = o[j], o[j] = x);
    return o;
}
exports.getRandomInt = function(min, max) {
  return Math.floor(Math.random() * (max - min)) + min;
}
exports.writeFile = function(path, dataString)
{
    var options = { encoding: 'utf16le' };
    var wstream = fs.createWriteStream(path, options);
    wstream.write(dataString, 'utf16le');
    wstream.end();
}
exports.diagError = diagError;
exports.defer = defer;