Testing some date parsers

index.js

// Testing out some date parsing libraries.

'use strict';

var chrono = require('chrono-node');
require('datejs');
require('sugar');

var stringsToParse = [
  'today',
  'tomorrow',
  'next week',
  'next month',
  'next year',
  '11pm',
  '11:30pm',
  '23:30',
  'Friday, 9th January 2015',
  'Monday, 9th January 2015',
  'friday at 10am',
  'this friday at 10am',
  'next friday at 10am',
  'may 25th of next year',
  '2014-01-18 09:30:00',
  '2014-01-18 09:30:00 GMT',
  '2014-01-18 09:30:00 PST',
  '2014-01-18 09:30:00 -0400'
];

var dateDifferentials = [
  '+1m',
  '+1min',
  '+1minute',
  '+2m',
  '+2mins',
  '+2minutes',
  '+1h',
  '+1hr',
  '+1hour',
  '+2h',
  '+2hrs',
  '+2hours',
  '+1d',
  '+1day',
  '+2d',
  '+2days'
];

function pad(str) {
  if(!str) {
    str = '(null)';
  }
  str = str.toString();
  for (var i = str.length; i < 39; i++) {
    str = str + ' ';
  }
  return str;
}

console.log('Regular Parsing');
stringsToParse.forEach(function(str) {
  var now = new Date();
  console.log('');
  console.log('Time now: ' + now);
  console.log('To parse: ' + str);
  console.log('|--------------------------------------------------|');
  console.log('| DateJS:  ' + pad(Date.parse(str)) + ' |');
  console.log('| SugarJS: ' + pad(Date.future(str)) + ' |');
  console.log('| Chrono:  ' + pad(chrono.parseDate(str, now)) + ' |');
  console.log('|--------------------------------------------------|');
});

console.log('');
console.log('');
console.log('Date Differential Parsing');
stringsToParse.forEach(function(str) {
  var now = new Date();
  dateDifferentials.forEach(function(dd) {
    console.log('');
    console.log('Time now: ' + now);
    console.log('To parse: ' + str + ' ' + dd);
    console.log('|--------------------------------------------------|');
    console.log('| DateJS:  ' + pad(Date.parse(str)) + ' |');
    console.log('| SugarJS: ' + pad(Date.future(str)) + ' |');
    console.log('| Chrono:  ' + pad(chrono.parseDate(str, now)) + ' |');
    console.log('|--------------------------------------------------|');
  });
});

package.json

{
  "name": "date-parsing-tests",
  "version": "1.0.0",
  "description": "",
  "main": "index.js",
  "scripts": {
    "test": "echo \"Error: no test specified\" && exit 1"
  },
  "author": "",
  "license": "ISC",
  "dependencies": {
    "chrono-node": "^1.0.2",
    "datejs": "^1.0.0-rc3",
    "sugar": "^1.4.1"
  }
}