Template instance `get` method for searching Template heirarchy for a named property

meteor-template-get.js

Blaze.TemplateInstance.prototype.get = function(key) {
  var checkForKey = function(view) {
    if (view && view.template instanceof Blaze.Template) {
      var template = view.templateInstance()
      if (typeof template[key] !== 'undefined') return template[key]
    }
    if (view.parentView) return checkForKey(view.parentView)
  }
  return checkForKey(this.view)
}