rendr-handlebars/shared/helpers/each.js

Glue handlebars templates into a Rendr app.

/**
* Extend `each` to pass through important context.
*/

var _ = require('underscore'),
    getOptionsFromContext = require('../../lib/getOptions'),
    oldEach;

module.exports = function(Handlebars) {
  oldEach = oldEach || Handlebars.helpers.each;

  return function (context, options) {
    options.data = Handlebars.createFrame(options.data || {});

    // Make sure `this._app`, `this._view`, etc are available.
    _.extend(options.data, getOptionsFromContext(this));

    // Call the original helper with new context.
    return oldEach.call(this, context, options);
  }
};