topic helper for handlebars templates.

topic.js

var Handlebars = require('handlebars')
var _ = require('underscore')

/*
 * Adds support for passing items into a context as variables
 *
 * USAGE: {{#topic this foo=bar baz=qux}}
 * USAGE: {{#topic foo=bar}} no need for a context, this will create a new context object
 */

 Handlebars.registerHelper('topic', function(context, options) {
  context = _.extend({}, context, options.hash)
  return context
 })