// original each helper
Handlebars.registerHelper('each', function(context, options) {
  var fn = options.fn, inverse = options.inverse;
  var ret = "";

  if(context && context.length > 0) {
    for(var i=0, j=context.length; i<j; i++) {
      ret = ret + fn(context[i]);
    }
  } else {
    ret = inverse(this);
  }
  return ret;
});


// each with index... relies on Object.create or polyfill
Handlebars.registerHelper('each', function(context, options) {
  var fn = options.fn, inverse = options.inverse, ctx;
  var ret = "";

  if(context && context.length > 0) {
    for(var i=0, j=context.length; i<j; i++) {
      ctx = Object.create(context[i]);
      ctx.index = i;
      ret = ret + fn(ctx);
    }
  } else {
    ret = inverse(this);
  }
  return ret;
});

// each with named index
//
// used as:
//   {{#each people index="id"}}{{name}} #{{id}}{{/each}}
Handlebars.registerHelper('each', function(context, options) {
  var fn = options.fn, inverse = options.inverse, ctx;
  var ret = "", indexName = options.hash.index;

  if(context && context.length > 0) {
    for(var i=0, j=context.length; i<j; i++) {
      ctx = context[i];
      if (indexName) {
        ctx = Object.create(ctx);
        ctx[indexName] = i;
      }
      ret = ret + fn(ctx);
    }
  } else {
    ret = inverse(this);
  }
  return ret;
});