pagelets/pagelet.js
function use(namespace, name, fn) {
    name = name || this.name;
    this.temper.require('handlebars').registerHelper(
      namespace + '-' + name,
      fn
    );

    return this;
  }
function use(namespace, name, fn) {
    name = name || this.name;
    this.temper.require('handlebars').registerHelper(
      namespace + '-' + name,
      fn
    );

    return this;
  }
function use ( namespace , name , fn ) { name = name || this . name ; this . temper . require ( 'handlebars' ) . registerHelper ( namespace + '-' + name , fn ) ; return this ; }
Register provided helper with handlebars.

@param {String} namespace Name of the Pagelet the helper was registered from.
@param {String} name Registered name
@param {Function} fn Handlebars helper
@api public
Register provided helper with handlebars .