define(['exports', './utils', './exception', './helpers', './decorators', './logger'], function (exports, _utils, _exception, _helpers, _decorators, _logger) {
  'use strict';

  exports.__esModule = true;
  exports.HandlebarsEnvironment = HandlebarsEnvironment;
  // istanbul ignore next

  function _interopRequireDefault(obj) { return obj && obj.__esModule ? obj : { 'default': obj }; }

  var _Exception = _interopRequireDefault(_exception);

  var _logger2 = _interopRequireDefault(_logger);

  var VERSION = '4.0.11';
  exports.VERSION = VERSION;
  var COMPILER_REVISION = 7;

  exports.COMPILER_REVISION = COMPILER_REVISION;
  var REVISION_CHANGES = {
    1: '<= 1.0.rc.2', // 1.0.rc.2 is actually rev2 but doesn't report it
    2: '== 1.0.0-rc.3',
    3: '== 1.0.0-rc.4',
    4: '== 1.x.x',
    5: '== 2.0.0-alpha.x',
    6: '>= 2.0.0-beta.1',
    7: '>= 4.0.0'
  };

  exports.REVISION_CHANGES = REVISION_CHANGES;
  var objectType = '[object Object]';

  function HandlebarsEnvironment(helpers, partials, decorators) {
    this.helpers = helpers || {};
    this.partials = partials || {};
    this.decorators = decorators || {};

    _helpers.registerDefaultHelpers(this);
    _decorators.registerDefaultDecorators(this);
  }

  HandlebarsEnvironment.prototype = {
    constructor: HandlebarsEnvironment,

    logger: _logger2['default'],
    log: _logger2['default'].log,

    registerHelper: function registerHelper(name, fn) {
      if (_utils.toString.call(name) === objectType) {
        if (fn) {
          throw new _Exception['default']('Arg not supported with multiple helpers');
        }
        _utils.extend(this.helpers, name);
      } else {
        this.helpers[name] = fn;
      }
    },
    unregisterHelper: function unregisterHelper(name) {
      delete this.helpers[name];
    },

    registerPartial: function registerPartial(name, partial) {
      if (_utils.toString.call(name) === objectType) {
        _utils.extend(this.partials, name);
      } else {
        if (typeof partial === 'undefined') {
          throw new _Exception['default']('Attempting to register a partial called "' + name + '" as undefined');
        }
        this.partials[name] = partial;
      }
    },
    unregisterPartial: function unregisterPartial(name) {
      delete this.partials[name];
    },

    registerDecorator: function registerDecorator(name, fn) {
      if (_utils.toString.call(name) === objectType) {
        if (fn) {
          throw new _Exception['default']('Arg not supported with multiple decorators');
        }
        _utils.extend(this.decorators, name);
      } else {
        this.decorators[name] = fn;
      }
    },
    unregisterDecorator: function unregisterDecorator(name) {
      delete this.decorators[name];
    }
  };

  var log = _logger2['default'].log;

  exports.log = log;
  exports.createFrame = _utils.createFrame;
  exports.logger = _logger2['default'];
});
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