Simple Handlebars.js helpers

handlebars-helpers.js

 define([
   "use!underscore",
   "use!handlebars",
   "moment"
 ],
 
 function(
  _, Handlebars, Moment
 ) {
 
   // usage: {{toLowerCase someString}}
   Handlebars.registerHelper('toLowerCase', function(value) {
     return (value && _.isString(value)) ? value.toLowerCase() : '';
   });
 
   // usage: {{debug}} or {{debug someValue}}
   Handlebars.registerHelper("debug", function(optionalValue, options) {
     console.group("Handlebar Debug:");
     console.log(this);
     if (_.isObject(optionalValue) && _.isObject(optionalValue.hash)) {
       // this means that the {{debug}} was called without params
     }
     else {
       console.log(optionalValue);
     }
     console.groupEnd();
   });
   
   // usage: {{pluralize collection.length 'quiz' 'quizzes'}}
   Handlebars.registerHelper('pluralize', function(number, single, plural) {
     return (number === 1) ? single : plural;
   });
 
  // usage: {{fromNow date}}
  Handlebars.registerHelper('fromNow', function(date) {
    moment = new Moment(date);
    return moment.fromNow();
  });

 });
 
 /* End of file handlebars.helpers.js */