/*global window */
import * as base from './handlebars/base';

// Each of these augment the Handlebars object. No need to setup here.
// (This is done to easily share code between commonjs and browse envs)
import SafeString from './handlebars/safe-string';
import Exception from './handlebars/exception';
import * as Utils from './handlebars/utils';
import * as runtime from './handlebars/runtime';

// For compatibility and usage outside of module systems, make the Handlebars object a namespace
function create() {
  let hb = new base.HandlebarsEnvironment();

  Utils.extend(hb, base);
  hb.SafeString = SafeString;
  hb.Exception = Exception;
  hb.Utils = Utils;
  hb.escapeExpression = Utils.escapeExpression;

  hb.VM = runtime;
  hb.template = function(spec) {
    return runtime.template(spec, hb);
  };

  return hb;
}

let Handlebars = create();
Handlebars.create = create;

/*jshint -W040 */
/* istanbul ignore next */
let root = typeof global !== 'undefined' ? global : window,
    $Handlebars = root.Handlebars;
/* istanbul ignore next */
Handlebars.noConflict = function() {
  if (root.Handlebars === Handlebars) {
    root.Handlebars = $Handlebars;
  }
};

Handlebars['default'] = Handlebars;

export default Handlebars;