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/******/ })
/************************************************************************/
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/***/ "./node_modules/babel-loader/lib/index.js?!./node_modules/scratch-vm/src/extension-support/extension-worker.js":
/*!*******************************************************************************************************************!*\
  !*** ./node_modules/babel-loader/lib??ref--4!./node_modules/scratch-vm/src/extension-support/extension-worker.js ***!
  \*******************************************************************************************************************/
/*! no static exports found */
/***/ (function(module, exports, __webpack_require__) {

/* WEBPACK VAR INJECTION */(function(global) {function _slicedToArray(arr, i) { return _arrayWithHoles(arr) || _iterableToArrayLimit(arr, i) || _nonIterableRest(); }

function _nonIterableRest() { throw new TypeError("Invalid attempt to destructure non-iterable instance"); }

function _iterableToArrayLimit(arr, i) { if (!(Symbol.iterator in Object(arr) || Object.prototype.toString.call(arr) === "[object Arguments]")) { return; } var _arr = []; var _n = true; var _d = false; var _e = undefined; try { for (var _i = arr[Symbol.iterator](), _s; !(_n = (_s = _i.next()).done); _n = true) { _arr.push(_s.value); if (i && _arr.length === i) break; } } catch (err) { _d = true; _e = err; } finally { try { if (!_n && _i["return"] != null) _i["return"](); } finally { if (_d) throw _e; } } return _arr; }

function _arrayWithHoles(arr) { if (Array.isArray(arr)) return arr; }

function _classCallCheck(instance, Constructor) { if (!(instance instanceof Constructor)) { throw new TypeError("Cannot call a class as a function"); } }

function _defineProperties(target, props) { for (var i = 0; i < props.length; i++) { var descriptor = props[i]; descriptor.enumerable = descriptor.enumerable || false; descriptor.configurable = true; if ("value" in descriptor) descriptor.writable = true; Object.defineProperty(target, descriptor.key, descriptor); } }

function _createClass(Constructor, protoProps, staticProps) { if (protoProps) _defineProperties(Constructor.prototype, protoProps); if (staticProps) _defineProperties(Constructor, staticProps); return Constructor; }

/* eslint-env worker */
var ArgumentType = __webpack_require__(/*! ../extension-support/argument-type */ "./node_modules/scratch-vm/src/extension-support/argument-type.js");

var BlockType = __webpack_require__(/*! ../extension-support/block-type */ "./node_modules/scratch-vm/src/extension-support/block-type.js");

var dispatch = __webpack_require__(/*! ../dispatch/worker-dispatch */ "./node_modules/scratch-vm/src/dispatch/worker-dispatch.js");

var TargetType = __webpack_require__(/*! ../extension-support/target-type */ "./node_modules/scratch-vm/src/extension-support/target-type.js");

var ExtensionWorker =
/*#__PURE__*/
function () {
  function ExtensionWorker() {
    var _this = this;

    _classCallCheck(this, ExtensionWorker);

    this.nextExtensionId = 0;
    this.initialRegistrations = [];
    dispatch.waitForConnection.then(function () {
      dispatch.call('extensions', 'allocateWorker').then(function (x) {
        var _x = _slicedToArray(x, 2),
            id = _x[0],
            extension = _x[1];

        _this.workerId = id;

        try {
          importScripts(extension);
          var initialRegistrations = _this.initialRegistrations;
          _this.initialRegistrations = null;
          Promise.all(initialRegistrations).then(function () {
            return dispatch.call('extensions', 'onWorkerInit', id);
          });
        } catch (e) {
          dispatch.call('extensions', 'onWorkerInit', id, e);
        }
      });
    });
    this.extensions = [];
  }

  _createClass(ExtensionWorker, [{
    key: "register",
    value: function register(extensionObject) {
      var extensionId = this.nextExtensionId++;
      this.extensions.push(extensionObject);
      var serviceName = "extension.".concat(this.workerId, ".").concat(extensionId);
      var promise = dispatch.setService(serviceName, extensionObject).then(function () {
        return dispatch.call('extensions', 'registerExtensionService', serviceName);
      });

      if (this.initialRegistrations) {
        this.initialRegistrations.push(promise);
      }

      return promise;
    }
  }]);

  return ExtensionWorker;
}();

global.Scratch = global.Scratch || {};
global.Scratch.ArgumentType = ArgumentType;
global.Scratch.BlockType = BlockType;
global.Scratch.TargetType = TargetType;
/**
 * Expose only specific parts of the worker to extensions.
 */

var extensionWorker = new ExtensionWorker();
global.Scratch.extensions = {
  register: extensionWorker.register.bind(extensionWorker)
};
/* WEBPACK VAR INJECTION */}.call(this, __webpack_require__(/*! ./../../../webpack/buildin/global.js */ "./node_modules/webpack/buildin/global.js")))

/***/ }),

/***/ "./node_modules/scratch-vm/node_modules/microee/index.js":
/*!***************************************************************!*\
  !*** ./node_modules/scratch-vm/node_modules/microee/index.js ***!
  \***************************************************************/
/*! no static exports found */
/***/ (function(module, exports) {

function M() { this._events = {}; }
M.prototype = {
  on: function(ev, cb) {
    this._events || (this._events = {});
    var e = this._events;
    (e[ev] || (e[ev] = [])).push(cb);
    return this;
  },
  removeListener: function(ev, cb) {
    var e = this._events[ev] || [], i;
    for(i = e.length-1; i >= 0 && e[i]; i--){
      if(e[i] === cb || e[i].cb === cb) { e.splice(i, 1); }
    }
  },
  removeAllListeners: function(ev) {
    if(!ev) { this._events = {}; }
    else { this._events[ev] && (this._events[ev] = []); }
  },
  listeners: function(ev) {
    return (this._events ? this._events[ev] || [] : []);
  },
  emit: function(ev) {
    this._events || (this._events = {});
    var args = Array.prototype.slice.call(arguments, 1), i, e = this._events[ev] || [];
    for(i = e.length-1; i >= 0 && e[i]; i--){
      e[i].apply(this, args);
    }
    return this;
  },
  when: function(ev, cb) {
    return this.once(ev, cb, true);
  },
  once: function(ev, cb, when) {
    if(!cb) return this;
    function c() {
      if(!when) this.removeListener(ev, c);
      if(cb.apply(this, arguments) && when) this.removeListener(ev, c);
    }
    c.cb = cb;
    this.on(ev, c);
    return this;
  }
};
M.mixin = function(dest) {
  var o = M.prototype, k;
  for (k in o) {
    o.hasOwnProperty(k) && (dest.prototype[k] = o[k]);
  }
};
module.exports = M;


/***/ }),

/***/ "./node_modules/scratch-vm/node_modules/minilog/lib/common/filter.js":
/*!***************************************************************************!*\
  !*** ./node_modules/scratch-vm/node_modules/minilog/lib/common/filter.js ***!
  \***************************************************************************/
/*! no static exports found */
/***/ (function(module, exports, __webpack_require__) {

// default filter
var Transform = __webpack_require__(/*! ./transform.js */ "./node_modules/scratch-vm/node_modules/minilog/lib/common/transform.js");

var levelMap = { debug: 1, info: 2, warn: 3, error: 4 };

function Filter() {
  this.enabled = true;
  this.defaultResult = true;
  this.clear();
}

Transform.mixin(Filter);

// allow all matching, with level >= given level
Filter.prototype.allow = function(name, level) {
  this._white.push({ n: name, l: levelMap[level] });
  return this;
};

// deny all matching, with level <= given level
Filter.prototype.deny = function(name, level) {
  this._black.push({ n: name, l: levelMap[level] });
  return this;
};

Filter.prototype.clear = function() {
  this._white = [];
  this._black = [];
  return this;
};

function test(rule, name) {
  // use .test for RegExps
  return (rule.n.test ? rule.n.test(name) : rule.n == name);
};

Filter.prototype.test = function(name, level) {
  var i, len = Math.max(this._white.length, this._black.length);
  for(i = 0; i < len; i++) {
    if(this._white[i] && test(this._white[i], name) && levelMap[level] >= this._white[i].l) {
      return true;
    }
    if(this._black[i] && test(this._black[i], name) && levelMap[level] <= this._black[i].l) {
      return false;
    }
  }
  return this.defaultResult;
};

Filter.prototype.write = function(name, level, args) {
  if(!this.enabled || this.test(name, level)) {
    return this.emit('item', name, level, args);
  }
};

module.exports = Filter;


/***/ }),

/***/ "./node_modules/scratch-vm/node_modules/minilog/lib/common/minilog.js":
/*!****************************************************************************!*\
  !*** ./node_modules/scratch-vm/node_modules/minilog/lib/common/minilog.js ***!
  \****************************************************************************/
/*! no static exports found */
/***/ (function(module, exports, __webpack_require__) {

var Transform = __webpack_require__(/*! ./transform.js */ "./node_modules/scratch-vm/node_modules/minilog/lib/common/transform.js"),
    Filter = __webpack_require__(/*! ./filter.js */ "./node_modules/scratch-vm/node_modules/minilog/lib/common/filter.js");

var log = new Transform(),
    slice = Array.prototype.slice;

exports = module.exports = function create(name) {
  var o   = function() { log.write(name, undefined, slice.call(arguments)); return o; };
  o.debug = function() { log.write(name, 'debug', slice.call(arguments)); return o; };
  o.info  = function() { log.write(name, 'info',  slice.call(arguments)); return o; };
  o.warn  = function() { log.write(name, 'warn',  slice.call(arguments)); return o; };
  o.error = function() { log.write(name, 'error', slice.call(arguments)); return o; };
  o.log   = o.debug; // for interface compliance with Node and browser consoles
  o.suggest = exports.suggest;
  o.format = log.format;
  return o;
};

// filled in separately
exports.defaultBackend = exports.defaultFormatter = null;

exports.pipe = function(dest) {
  return log.pipe(dest);
};

exports.end = exports.unpipe = exports.disable = function(from) {
  return log.unpipe(from);
};

exports.Transform = Transform;
exports.Filter = Filter;
// this is the default filter that's applied when .enable() is called normally
// you can bypass it completely and set up your own pipes
exports.suggest = new Filter();

exports.enable = function() {
  if(exports.defaultFormatter) {
    return log.pipe(exports.suggest) // filter
              .pipe(exports.defaultFormatter) // formatter
              .pipe(exports.defaultBackend); // backend
  }
  return log.pipe(exports.suggest) // filter
            .pipe(exports.defaultBackend); // formatter
};



/***/ }),

/***/ "./node_modules/scratch-vm/node_modules/minilog/lib/common/transform.js":
/*!******************************************************************************!*\
  !*** ./node_modules/scratch-vm/node_modules/minilog/lib/common/transform.js ***!
  \******************************************************************************/
/*! no static exports found */
/***/ (function(module, exports, __webpack_require__) {

var microee = __webpack_require__(/*! microee */ "./node_modules/scratch-vm/node_modules/microee/index.js");

// Implements a subset of Node's stream.Transform - in a cross-platform manner.
function Transform() {}

microee.mixin(Transform);

// The write() signature is different from Node's
// --> makes it much easier to work with objects in logs.
// One of the lessons from v1 was that it's better to target
// a good browser rather than the lowest common denominator
// internally.
// If you want to use external streams, pipe() to ./stringify.js first.
Transform.prototype.write = function(name, level, args) {
  this.emit('item', name, level, args);
};

Transform.prototype.end = function() {
  this.emit('end');
  this.removeAllListeners();
};

Transform.prototype.pipe = function(dest) {
  var s = this;
  // prevent double piping
  s.emit('unpipe', dest);
  // tell the dest that it's being piped to
  dest.emit('pipe', s);

  function onItem() {
    dest.write.apply(dest, Array.prototype.slice.call(arguments));
  }
  function onEnd() { !dest._isStdio && dest.end(); }

  s.on('item', onItem);
  s.on('end', onEnd);

  s.when('unpipe', function(from) {
    var match = (from === dest) || typeof from == 'undefined';
    if(match) {
      s.removeListener('item', onItem);
      s.removeListener('end', onEnd);
      dest.emit('unpipe');
    }
    return match;
  });

  return dest;
};

Transform.prototype.unpipe = function(from) {
  this.emit('unpipe', from);
  return this;
};

Transform.prototype.format = function(dest) {
  throw new Error([
    'Warning: .format() is deprecated in Minilog v2! Use .pipe() instead. For example:',
    'var Minilog = require(\'minilog\');',
    'Minilog',
    '  .pipe(Minilog.backends.console.formatClean)',
    '  .pipe(Minilog.backends.console);'].join('\n'));
};

Transform.mixin = function(dest) {
  var o = Transform.prototype, k;
  for (k in o) {
    o.hasOwnProperty(k) && (dest.prototype[k] = o[k]);
  }
};

module.exports = Transform;


/***/ }),

/***/ "./node_modules/scratch-vm/node_modules/minilog/lib/web/array.js":
/*!***********************************************************************!*\
  !*** ./node_modules/scratch-vm/node_modules/minilog/lib/web/array.js ***!
  \***********************************************************************/
/*! no static exports found */
/***/ (function(module, exports, __webpack_require__) {

var Transform = __webpack_require__(/*! ../common/transform.js */ "./node_modules/scratch-vm/node_modules/minilog/lib/common/transform.js"),
    cache = [ ];

var logger = new Transform();

logger.write = function(name, level, args) {
  cache.push([ name, level, args ]);
};

// utility functions
logger.get = function() { return cache; };
logger.empty = function() { cache = []; };

module.exports = logger;


/***/ }),

/***/ "./node_modules/scratch-vm/node_modules/minilog/lib/web/console.js":
/*!*************************************************************************!*\
  !*** ./node_modules/scratch-vm/node_modules/minilog/lib/web/console.js ***!
  \*************************************************************************/
/*! no static exports found */
/***/ (function(module, exports, __webpack_require__) {

var Transform = __webpack_require__(/*! ../common/transform.js */ "./node_modules/scratch-vm/node_modules/minilog/lib/common/transform.js");

var newlines = /\n+$/,
    logger = new Transform();

logger.write = function(name, level, args) {
  var i = args.length-1;
  if (typeof console === 'undefined' || !console.log) {
    return;
  }
  if(console.log.apply) {
    return console.log.apply(console, [name, level].concat(args));
  } else if(JSON && JSON.stringify) {
    // console.log.apply is undefined in IE8 and IE9
    // for IE8/9: make console.log at least a bit less awful
    if(args[i] && typeof args[i] == 'string') {
      args[i] = args[i].replace(newlines, '');
    }
    try {
      for(i = 0; i < args.length; i++) {
        args[i] = JSON.stringify(args[i]);
      }
    } catch(e) {}
    console.log(args.join(' '));
  }
};

logger.formatters = ['color', 'minilog'];
logger.color = __webpack_require__(/*! ./formatters/color.js */ "./node_modules/scratch-vm/node_modules/minilog/lib/web/formatters/color.js");
logger.minilog = __webpack_require__(/*! ./formatters/minilog.js */ "./node_modules/scratch-vm/node_modules/minilog/lib/web/formatters/minilog.js");

module.exports = logger;


/***/ }),

/***/ "./node_modules/scratch-vm/node_modules/minilog/lib/web/formatters/color.js":
/*!**********************************************************************************!*\
  !*** ./node_modules/scratch-vm/node_modules/minilog/lib/web/formatters/color.js ***!
  \**********************************************************************************/
/*! no static exports found */
/***/ (function(module, exports, __webpack_require__) {

var Transform = __webpack_require__(/*! ../../common/transform.js */ "./node_modules/scratch-vm/node_modules/minilog/lib/common/transform.js"),
    color = __webpack_require__(/*! ./util.js */ "./node_modules/scratch-vm/node_modules/minilog/lib/web/formatters/util.js");

var colors = { debug: ['cyan'], info: ['purple' ], warn: [ 'yellow', true ], error: [ 'red', true ] },
    logger = new Transform();

logger.write = function(name, level, args) {
  var fn = console.log;
  if(console[level] && console[level].apply) {
    fn = console[level];
    fn.apply(console, [ '%c'+name+' %c'+level, color('gray'), color.apply(color, colors[level])].concat(args));
  }
};

// NOP, because piping the formatted logs can only cause trouble.
logger.pipe = function() { };

module.exports = logger;


/***/ }),

/***/ "./node_modules/scratch-vm/node_modules/minilog/lib/web/formatters/minilog.js":
/*!************************************************************************************!*\
  !*** ./node_modules/scratch-vm/node_modules/minilog/lib/web/formatters/minilog.js ***!
  \************************************************************************************/
/*! no static exports found */
/***/ (function(module, exports, __webpack_require__) {

var Transform = __webpack_require__(/*! ../../common/transform.js */ "./node_modules/scratch-vm/node_modules/minilog/lib/common/transform.js"),
    color = __webpack_require__(/*! ./util.js */ "./node_modules/scratch-vm/node_modules/minilog/lib/web/formatters/util.js"),
    colors = { debug: ['gray'], info: ['purple' ], warn: [ 'yellow', true ], error: [ 'red', true ] },
    logger = new Transform();

logger.write = function(name, level, args) {
  var fn = console.log;
  if(level != 'debug' && console[level]) {
    fn = console[level];
  }

  var subset = [], i = 0;
  if(level != 'info') {
    for(; i < args.length; i++) {
      if(typeof args[i] != 'string') break;
    }
    fn.apply(console, [ '%c'+name +' '+ args.slice(0, i).join(' '), color.apply(color, colors[level]) ].concat(args.slice(i)));
  } else {
    fn.apply(console, [ '%c'+name, color.apply(color, colors[level]) ].concat(args));
  }
};

// NOP, because piping the formatted logs can only cause trouble.
logger.pipe = function() { };

module.exports = logger;


/***/ }),

/***/ "./node_modules/scratch-vm/node_modules/minilog/lib/web/formatters/util.js":
/*!*********************************************************************************!*\
  !*** ./node_modules/scratch-vm/node_modules/minilog/lib/web/formatters/util.js ***!
  \*********************************************************************************/
/*! no static exports found */
/***/ (function(module, exports) {

var hex = {
  black: '#000',
  red: '#c23621',
  green: '#25bc26',
  yellow: '#bbbb00',
  blue:  '#492ee1',
  magenta: '#d338d3',
  cyan: '#33bbc8',
  gray: '#808080',
  purple: '#708'
};
function color(fg, isInverse) {
  if(isInverse) {
    return 'color: #fff; background: '+hex[fg]+';';
  } else {
    return 'color: '+hex[fg]+';';
  }
}

module.exports = color;


/***/ }),

/***/ "./node_modules/scratch-vm/node_modules/minilog/lib/web/index.js":
/*!***********************************************************************!*\
  !*** ./node_modules/scratch-vm/node_modules/minilog/lib/web/index.js ***!
  \***********************************************************************/
/*! no static exports found */
/***/ (function(module, exports, __webpack_require__) {

var Minilog = __webpack_require__(/*! ../common/minilog.js */ "./node_modules/scratch-vm/node_modules/minilog/lib/common/minilog.js");

var oldEnable = Minilog.enable,
    oldDisable = Minilog.disable,
    isChrome = (typeof navigator != 'undefined' && /chrome/i.test(navigator.userAgent)),
    console = __webpack_require__(/*! ./console.js */ "./node_modules/scratch-vm/node_modules/minilog/lib/web/console.js");

// Use a more capable logging backend if on Chrome
Minilog.defaultBackend = (isChrome ? console.minilog : console);

// apply enable inputs from localStorage and from the URL
if(typeof window != 'undefined') {
  try {
    Minilog.enable(JSON.parse(window.localStorage['minilogSettings']));
  } catch(e) {}
  if(window.location && window.location.search) {
    var match = RegExp('[?&]minilog=([^&]*)').exec(window.location.search);
    match && Minilog.enable(decodeURIComponent(match[1]));
  }
}

// Make enable also add to localStorage
Minilog.enable = function() {
  oldEnable.call(Minilog, true);
  try { window.localStorage['minilogSettings'] = JSON.stringify(true); } catch(e) {}
  return this;
};

Minilog.disable = function() {
  oldDisable.call(Minilog);
  try { delete window.localStorage.minilogSettings; } catch(e) {}
  return this;
};

exports = module.exports = Minilog;

exports.backends = {
  array: __webpack_require__(/*! ./array.js */ "./node_modules/scratch-vm/node_modules/minilog/lib/web/array.js"),
  browser: Minilog.defaultBackend,
  localStorage: __webpack_require__(/*! ./localstorage.js */ "./node_modules/scratch-vm/node_modules/minilog/lib/web/localstorage.js"),
  jQuery: __webpack_require__(/*! ./jquery_simple.js */ "./node_modules/scratch-vm/node_modules/minilog/lib/web/jquery_simple.js")
};


/***/ }),

/***/ "./node_modules/scratch-vm/node_modules/minilog/lib/web/jquery_simple.js":
/*!*******************************************************************************!*\
  !*** ./node_modules/scratch-vm/node_modules/minilog/lib/web/jquery_simple.js ***!
  \*******************************************************************************/
/*! no static exports found */
/***/ (function(module, exports, __webpack_require__) {

var Transform = __webpack_require__(/*! ../common/transform.js */ "./node_modules/scratch-vm/node_modules/minilog/lib/common/transform.js");

var cid = new Date().valueOf().toString(36);

function AjaxLogger(options) {
  this.url = options.url || '';
  this.cache = [];
  this.timer = null;
  this.interval = options.interval || 30*1000;
  this.enabled = true;
  this.jQuery = window.jQuery;
  this.extras = {};
}

Transform.mixin(AjaxLogger);

AjaxLogger.prototype.write = function(name, level, args) {
  if(!this.timer) { this.init(); }
  this.cache.push([name, level].concat(args));
};

AjaxLogger.prototype.init = function() {
  if(!this.enabled || !this.jQuery) return;
  var self = this;
  this.timer = setTimeout(function() {
    var i, logs = [], ajaxData, url = self.url;
    if(self.cache.length == 0) return self.init();
    // Test each log line and only log the ones that are valid (e.g. don't have circular references).
    // Slight performance hit but benefit is we log all valid lines.
    for(i = 0; i < self.cache.length; i++) {
      try {
        JSON.stringify(self.cache[i]);
        logs.push(self.cache[i]);
      } catch(e) { }
    }
    if(self.jQuery.isEmptyObject(self.extras)) {
        ajaxData = JSON.stringify({ logs: logs });
        url = self.url + '?client_id=' + cid;
    } else {
        ajaxData = JSON.stringify(self.jQuery.extend({logs: logs}, self.extras));
    }

    self.jQuery.ajax(url, {
      type: 'POST',
      cache: false,
      processData: false,
      data: ajaxData,
      contentType: 'application/json',
      timeout: 10000
    }).success(function(data, status, jqxhr) {
      if(data.interval) {
        self.interval = Math.max(1000, data.interval);
      }
    }).error(function() {
      self.interval = 30000;
    }).always(function() {
      self.init();
    });
    self.cache = [];
  }, this.interval);
};

AjaxLogger.prototype.end = function() {};

// wait until jQuery is defined. Useful if you don't control the load order.
AjaxLogger.jQueryWait = function(onDone) {
  if(typeof window !== 'undefined' && (window.jQuery || window.$)) {
    return onDone(window.jQuery || window.$);
  } else if (typeof window !== 'undefined') {
    setTimeout(function() { AjaxLogger.jQueryWait(onDone); }, 200);
  }
};

module.exports = AjaxLogger;


/***/ }),

/***/ "./node_modules/scratch-vm/node_modules/minilog/lib/web/localstorage.js":
/*!******************************************************************************!*\
  !*** ./node_modules/scratch-vm/node_modules/minilog/lib/web/localstorage.js ***!
  \******************************************************************************/
/*! no static exports found */
/***/ (function(module, exports, __webpack_require__) {

var Transform = __webpack_require__(/*! ../common/transform.js */ "./node_modules/scratch-vm/node_modules/minilog/lib/common/transform.js"),
    cache = false;

var logger = new Transform();

logger.write = function(name, level, args) {
  if(typeof window == 'undefined' || typeof JSON == 'undefined' || !JSON.stringify || !JSON.parse) return;
  try {
    if(!cache) { cache = (window.localStorage.minilog ? JSON.parse(window.localStorage.minilog) : []); }
    cache.push([ new Date().toString(), name, level, args ]);
    window.localStorage.minilog = JSON.stringify(cache);
  } catch(e) {}
};

module.exports = logger;

/***/ }),

/***/ "./node_modules/scratch-vm/src/dispatch/shared-dispatch.js":
/*!*****************************************************************!*\
  !*** ./node_modules/scratch-vm/src/dispatch/shared-dispatch.js ***!
  \*****************************************************************/
/*! no static exports found */
/***/ (function(module, exports, __webpack_require__) {

function _toConsumableArray(arr) { return _arrayWithoutHoles(arr) || _iterableToArray(arr) || _nonIterableSpread(); }

function _nonIterableSpread() { throw new TypeError("Invalid attempt to spread non-iterable instance"); }

function _iterableToArray(iter) { if (Symbol.iterator in Object(iter) || Object.prototype.toString.call(iter) === "[object Arguments]") return Array.from(iter); }

function _arrayWithoutHoles(arr) { if (Array.isArray(arr)) { for (var i = 0, arr2 = new Array(arr.length); i < arr.length; i++) { arr2[i] = arr[i]; } return arr2; } }

function _slicedToArray(arr, i) { return _arrayWithHoles(arr) || _iterableToArrayLimit(arr, i) || _nonIterableRest(); }

function _nonIterableRest() { throw new TypeError("Invalid attempt to destructure non-iterable instance"); }

function _iterableToArrayLimit(arr, i) { if (!(Symbol.iterator in Object(arr) || Object.prototype.toString.call(arr) === "[object Arguments]")) { return; } var _arr = []; var _n = true; var _d = false; var _e = undefined; try { for (var _i = arr[Symbol.iterator](), _s; !(_n = (_s = _i.next()).done); _n = true) { _arr.push(_s.value); if (i && _arr.length === i) break; } } catch (err) { _d = true; _e = err; } finally { try { if (!_n && _i["return"] != null) _i["return"](); } finally { if (_d) throw _e; } } return _arr; }

function _arrayWithHoles(arr) { if (Array.isArray(arr)) return arr; }

function _classCallCheck(instance, Constructor) { if (!(instance instanceof Constructor)) { throw new TypeError("Cannot call a class as a function"); } }

function _defineProperties(target, props) { for (var i = 0; i < props.length; i++) { var descriptor = props[i]; descriptor.enumerable = descriptor.enumerable || false; descriptor.configurable = true; if ("value" in descriptor) descriptor.writable = true; Object.defineProperty(target, descriptor.key, descriptor); } }

function _createClass(Constructor, protoProps, staticProps) { if (protoProps) _defineProperties(Constructor.prototype, protoProps); if (staticProps) _defineProperties(Constructor, staticProps); return Constructor; }

var log = __webpack_require__(/*! ../util/log */ "./node_modules/scratch-vm/src/util/log.js");
/**
 * @typedef {object} DispatchCallMessage - a message to the dispatch system representing a service method call
 * @property {*} responseId - send a response message with this response ID. See {@link DispatchResponseMessage}
 * @property {string} service - the name of the service to be called
 * @property {string} method - the name of the method to be called
 * @property {Array|undefined} args - the arguments to be passed to the method
 */

/**
 * @typedef {object} DispatchResponseMessage - a message to the dispatch system representing the results of a call
 * @property {*} responseId - a copy of the response ID from the call which generated this response
 * @property {*|undefined} error - if this is truthy, then it contains results from a failed call (such as an exception)
 * @property {*|undefined} result - if error is not truthy, then this contains the return value of the call (if any)
 */

/**
 * @typedef {DispatchCallMessage|DispatchResponseMessage} DispatchMessage
 * Any message to the dispatch system.
 */

/**
 * The SharedDispatch class is responsible for dispatch features shared by
 * {@link CentralDispatch} and {@link WorkerDispatch}.
 */


var SharedDispatch =
/*#__PURE__*/
function () {
  function SharedDispatch() {
    _classCallCheck(this, SharedDispatch);

    /**
     * List of callback registrations for promises waiting for a response from a call to a service on another
     * worker. A callback registration is an array of [resolve,reject] Promise functions.
     * Calls to local services don't enter this list.
     * @type {Array.<Function[]>}
     */
    this.callbacks = [];
    /**
     * The next response ID to be used.
     * @type {int}
     */

    this.nextResponseId = 0;
  }
  /**
   * Call a particular method on a particular service, regardless of whether that service is provided locally or on
   * a worker. If the service is provided by a worker, the `args` will be copied using the Structured Clone
   * algorithm, except for any items which are also in the `transfer` list. Ownership of those items will be
   * transferred to the worker, and they should not be used after this call.
   * @example
   *      dispatcher.call('vm', 'setData', 'cat', 42);
   *      // this finds the worker for the 'vm' service, then on that worker calls:
   *      vm.setData('cat', 42);
   * @param {string} service - the name of the service.
   * @param {string} method - the name of the method.
   * @param {*} [args] - the arguments to be copied to the method, if any.
   * @returns {Promise} - a promise for the return value of the service method.
   */


  _createClass(SharedDispatch, [{
    key: "call",
    value: function call(service, method) {
      for (var _len = arguments.length, args = new Array(_len > 2 ? _len - 2 : 0), _key = 2; _key < _len; _key++) {
        args[_key - 2] = arguments[_key];
      }

      return this.transferCall.apply(this, [service, method, null].concat(args));
    }
    /**
     * Call a particular method on a particular service, regardless of whether that service is provided locally or on
     * a worker. If the service is provided by a worker, the `args` will be copied using the Structured Clone
     * algorithm, except for any items which are also in the `transfer` list. Ownership of those items will be
     * transferred to the worker, and they should not be used after this call.
     * @example
     *      dispatcher.transferCall('vm', 'setData', [myArrayBuffer], 'cat', myArrayBuffer);
     *      // this finds the worker for the 'vm' service, transfers `myArrayBuffer` to it, then on that worker calls:
     *      vm.setData('cat', myArrayBuffer);
     * @param {string} service - the name of the service.
     * @param {string} method - the name of the method.
     * @param {Array} [transfer] - objects to be transferred instead of copied. Must be present in `args` to be useful.
     * @param {*} [args] - the arguments to be copied to the method, if any.
     * @returns {Promise} - a promise for the return value of the service method.
     */

  }, {
    key: "transferCall",
    value: function transferCall(service, method, transfer) {
      try {
        var _this$_getServiceProv = this._getServiceProvider(service),
            provider = _this$_getServiceProv.provider,
            isRemote = _this$_getServiceProv.isRemote;

        if (provider) {
          for (var _len2 = arguments.length, args = new Array(_len2 > 3 ? _len2 - 3 : 0), _key2 = 3; _key2 < _len2; _key2++) {
            args[_key2 - 3] = arguments[_key2];
          }

          if (isRemote) {
            return this._remoteTransferCall.apply(this, [provider, service, method, transfer].concat(args));
          }

          var result = provider[method].apply(provider, args);
          return Promise.resolve(result);
        }

        return Promise.reject(new Error("Service not found: ".concat(service)));
      } catch (e) {
        return Promise.reject(e);
      }
    }
    /**
     * Check if a particular service lives on another worker.
     * @param {string} service - the service to check.
     * @returns {boolean} - true if the service is remote (calls must cross a Worker boundary), false otherwise.
     * @private
     */

  }, {
    key: "_isRemoteService",
    value: function _isRemoteService(service) {
      return this._getServiceProvider(service).isRemote;
    }
    /**
     * Like {@link call}, but force the call to be posted through a particular communication channel.
     * @param {object} provider - send the call through this object's `postMessage` function.
     * @param {string} service - the name of the service.
     * @param {string} method - the name of the method.
     * @param {*} [args] - the arguments to be copied to the method, if any.
     * @returns {Promise} - a promise for the return value of the service method.
     */

  }, {
    key: "_remoteCall",
    value: function _remoteCall(provider, service, method) {
      for (var _len3 = arguments.length, args = new Array(_len3 > 3 ? _len3 - 3 : 0), _key3 = 3; _key3 < _len3; _key3++) {
        args[_key3 - 3] = arguments[_key3];
      }

      return this._remoteTransferCall.apply(this, [provider, service, method, null].concat(args));
    }
    /**
     * Like {@link transferCall}, but force the call to be posted through a particular communication channel.
     * @param {object} provider - send the call through this object's `postMessage` function.
     * @param {string} service - the name of the service.
     * @param {string} method - the name of the method.
     * @param {Array} [transfer] - objects to be transferred instead of copied. Must be present in `args` to be useful.
     * @param {*} [args] - the arguments to be copied to the method, if any.
     * @returns {Promise} - a promise for the return value of the service method.
     */

  }, {
    key: "_remoteTransferCall",
    value: function _remoteTransferCall(provider, service, method, transfer) {
      var _this = this;

      for (var _len4 = arguments.length, args = new Array(_len4 > 4 ? _len4 - 4 : 0), _key4 = 4; _key4 < _len4; _key4++) {
        args[_key4 - 4] = arguments[_key4];
      }

      return new Promise(function (resolve, reject) {
        var responseId = _this._storeCallbacks(resolve, reject);
        /** @TODO: remove this hack! this is just here so we don't try to send `util` to a worker */


        if (args.length > 0 && typeof args[args.length - 1].yield === 'function') {
          args.pop();
        }

        if (transfer) {
          provider.postMessage({
            service: service,
            method: method,
            responseId: responseId,
            args: args
          }, transfer);
        } else {
          provider.postMessage({
            service: service,
            method: method,
            responseId: responseId,
            args: args
          });
        }
      });
    }
    /**
     * Store callback functions pending a response message.
     * @param {Function} resolve - function to call if the service method returns.
     * @param {Function} reject - function to call if the service method throws.
     * @returns {*} - a unique response ID for this set of callbacks. See {@link _deliverResponse}.
     * @protected
     */

  }, {
    key: "_storeCallbacks",
    value: function _storeCallbacks(resolve, reject) {
      var responseId = this.nextResponseId++;
      this.callbacks[responseId] = [resolve, reject];
      return responseId;
    }
    /**
     * Deliver call response from a worker. This should only be called as the result of a message from a worker.
     * @param {int} responseId - the response ID of the callback set to call.
     * @param {DispatchResponseMessage} message - the message containing the response value(s).
     * @protected
     */

  }, {
    key: "_deliverResponse",
    value: function _deliverResponse(responseId, message) {
      try {
        var _this$callbacks$respo = _slicedToArray(this.callbacks[responseId], 2),
            resolve = _this$callbacks$respo[0],
            reject = _this$callbacks$respo[1];

        delete this.callbacks[responseId];

        if (message.error) {
          reject(message.error);
        } else {
          resolve(message.result);
        }
      } catch (e) {
        log.error("Dispatch callback failed: ".concat(JSON.stringify(e)));
      }
    }
    /**
     * Handle a message event received from a connected worker.
     * @param {Worker} worker - the worker which sent the message, or the global object if running in a worker.
     * @param {MessageEvent} event - the message event to be handled.
     * @protected
     */

  }, {
    key: "_onMessage",
    value: function _onMessage(worker, event) {
      /** @type {DispatchMessage} */
      var message = event.data;
      message.args = message.args || [];
      var promise;

      if (message.service) {
        if (message.service === 'dispatch') {
          promise = this._onDispatchMessage(worker, message);
        } else {
          promise = this.call.apply(this, [message.service, message.method].concat(_toConsumableArray(message.args)));
        }
      } else if (typeof message.responseId === 'undefined') {
        log.error("Dispatch caught malformed message from a worker: ".concat(JSON.stringify(event)));
      } else {
        this._deliverResponse(message.responseId, message);
      }

      if (promise) {
        if (typeof message.responseId === 'undefined') {
          log.error("Dispatch message missing required response ID: ".concat(JSON.stringify(event)));
        } else {
          promise.then(function (result) {
            return worker.postMessage({
              responseId: message.responseId,
              result: result
            });
          }, function (error) {
            return worker.postMessage({
              responseId: message.responseId,
              error: error
            });
          });
        }
      }
    }
    /**
     * Fetch the service provider object for a particular service name.
     * @abstract
     * @param {string} service - the name of the service to look up
     * @returns {{provider:(object|Worker), isRemote:boolean}} - the means to contact the service, if found
     * @protected
     */

  }, {
    key: "_getServiceProvider",
    value: function _getServiceProvider(service) {
      throw new Error("Could not get provider for ".concat(service, ": _getServiceProvider not implemented"));
    }
    /**
     * Handle a call message sent to the dispatch service itself
     * @abstract
     * @param {Worker} worker - the worker which sent the message.
     * @param {DispatchCallMessage} message - the message to be handled.
     * @returns {Promise|undefined} - a promise for the results of this operation, if appropriate
     * @private
     */

  }, {
    key: "_onDispatchMessage",
    value: function _onDispatchMessage(worker, message) {
      throw new Error("Unimplemented dispatch message handler cannot handle ".concat(message.method, " method"));
    }
  }]);

  return SharedDispatch;
}();

module.exports = SharedDispatch;

/***/ }),

/***/ "./node_modules/scratch-vm/src/dispatch/worker-dispatch.js":
/*!*****************************************************************!*\
  !*** ./node_modules/scratch-vm/src/dispatch/worker-dispatch.js ***!
  \*****************************************************************/
/*! no static exports found */
/***/ (function(module, exports, __webpack_require__) {

function _typeof(obj) { if (typeof Symbol === "function" && typeof Symbol.iterator === "symbol") { _typeof = function _typeof(obj) { return typeof obj; }; } else { _typeof = function _typeof(obj) { return obj && typeof Symbol === "function" && obj.constructor === Symbol && obj !== Symbol.prototype ? "symbol" : typeof obj; }; } return _typeof(obj); }

function _classCallCheck(instance, Constructor) { if (!(instance instanceof Constructor)) { throw new TypeError("Cannot call a class as a function"); } }

function _defineProperties(target, props) { for (var i = 0; i < props.length; i++) { var descriptor = props[i]; descriptor.enumerable = descriptor.enumerable || false; descriptor.configurable = true; if ("value" in descriptor) descriptor.writable = true; Object.defineProperty(target, descriptor.key, descriptor); } }

function _createClass(Constructor, protoProps, staticProps) { if (protoProps) _defineProperties(Constructor.prototype, protoProps); if (staticProps) _defineProperties(Constructor, staticProps); return Constructor; }

function _possibleConstructorReturn(self, call) { if (call && (_typeof(call) === "object" || typeof call === "function")) { return call; } return _assertThisInitialized(self); }

function _getPrototypeOf(o) { _getPrototypeOf = Object.setPrototypeOf ? Object.getPrototypeOf : function _getPrototypeOf(o) { return o.__proto__ || Object.getPrototypeOf(o); }; return _getPrototypeOf(o); }

function _assertThisInitialized(self) { if (self === void 0) { throw new ReferenceError("this hasn't been initialised - super() hasn't been called"); } return self; }

function _inherits(subClass, superClass) { if (typeof superClass !== "function" && superClass !== null) { throw new TypeError("Super expression must either be null or a function"); } subClass.prototype = Object.create(superClass && superClass.prototype, { constructor: { value: subClass, writable: true, configurable: true } }); if (superClass) _setPrototypeOf(subClass, superClass); }

function _setPrototypeOf(o, p) { _setPrototypeOf = Object.setPrototypeOf || function _setPrototypeOf(o, p) { o.__proto__ = p; return o; }; return _setPrototypeOf(o, p); }

var SharedDispatch = __webpack_require__(/*! ./shared-dispatch */ "./node_modules/scratch-vm/src/dispatch/shared-dispatch.js");

var log = __webpack_require__(/*! ../util/log */ "./node_modules/scratch-vm/src/util/log.js");
/**
 * This class provides a Worker with the means to participate in the message dispatch system managed by CentralDispatch.
 * From any context in the messaging system, the dispatcher's "call" method can call any method on any "service"
 * provided in any participating context. The dispatch system will forward function arguments and return values across
 * worker boundaries as needed.
 * @see {CentralDispatch}
 */


var WorkerDispatch =
/*#__PURE__*/
function (_SharedDispatch) {
  _inherits(WorkerDispatch, _SharedDispatch);

  function WorkerDispatch() {
    var _this;

    _classCallCheck(this, WorkerDispatch);

    _this = _possibleConstructorReturn(this, _getPrototypeOf(WorkerDispatch).call(this));
    /**
     * This promise will be resolved when we have successfully connected to central dispatch.
     * @type {Promise}
     * @see {waitForConnection}
     * @private
     */

    _this._connectionPromise = new Promise(function (resolve) {
      _this._onConnect = resolve;
    });
    /**
     * Map of service name to local service provider.
     * If a service is not listed here, it is assumed to be provided by another context (another Worker or the main
     * thread).
     * @see {setService}
     * @type {object}
     */

    _this.services = {};
    _this._onMessage = _this._onMessage.bind(_assertThisInitialized(_this), self);

    if (typeof self !== 'undefined') {
      self.onmessage = _this._onMessage;
    }

    return _this;
  }
  /**
   * @returns {Promise} a promise which will resolve upon connection to central dispatch. If you need to make a call
   * immediately on "startup" you can attach a 'then' to this promise.
   * @example
   *      dispatch.waitForConnection.then(() => {
   *          dispatch.call('myService', 'hello');
   *      })
   */


  _createClass(WorkerDispatch, [{
    key: "setService",

    /**
     * Set a local object as the global provider of the specified service.
     * WARNING: Any method on the provider can be called from any worker within the dispatch system.
     * @param {string} service - a globally unique string identifying this service. Examples: 'vm', 'gui', 'extension9'.
     * @param {object} provider - a local object which provides this service.
     * @returns {Promise} - a promise which will resolve once the service is registered.
     */
    value: function setService(service, provider) {
      var _this2 = this;

      if (this.services.hasOwnProperty(service)) {
        log.warn("Worker dispatch replacing existing service provider for ".concat(service));
      }

      this.services[service] = provider;
      return this.waitForConnection.then(function () {
        return _this2._remoteCall(self, 'dispatch', 'setService', service);
      });
    }
    /**
     * Fetch the service provider object for a particular service name.
     * @override
     * @param {string} service - the name of the service to look up
     * @returns {{provider:(object|Worker), isRemote:boolean}} - the means to contact the service, if found
     * @protected
     */

  }, {
    key: "_getServiceProvider",
    value: function _getServiceProvider(service) {
      // if we don't have a local service by this name, contact central dispatch by calling `postMessage` on self
      var provider = this.services[service];
      return {
        provider: provider || self,
        isRemote: !provider
      };
    }
    /**
     * Handle a call message sent to the dispatch service itself
     * @override
     * @param {Worker} worker - the worker which sent the message.
     * @param {DispatchCallMessage} message - the message to be handled.
     * @returns {Promise|undefined} - a promise for the results of this operation, if appropriate
     * @protected
     */

  }, {
    key: "_onDispatchMessage",
    value: function _onDispatchMessage(worker, message) {
      var promise;

      switch (message.method) {
        case 'handshake':
          promise = this._onConnect();
          break;

        case 'terminate':
          // Don't close until next tick, after sending confirmation back
          setTimeout(function () {
            return self.close();
          }, 0);
          promise = Promise.resolve();
          break;

        default:
          log.error("Worker dispatch received message for unknown method: ".concat(message.method));
      }

      return promise;
    }
  }, {
    key: "waitForConnection",
    get: function get() {
      return this._connectionPromise;
    }
  }]);

  return WorkerDispatch;
}(SharedDispatch);

module.exports = new WorkerDispatch();

/***/ }),

/***/ "./node_modules/scratch-vm/src/extension-support/argument-type.js":
/*!************************************************************************!*\
  !*** ./node_modules/scratch-vm/src/extension-support/argument-type.js ***!
  \************************************************************************/
/*! no static exports found */
/***/ (function(module, exports) {

/**
 * Block argument types
 * @enum {string}
 */
var ArgumentType = {
  /**
   * Numeric value with angle picker
   */
  ANGLE: 'angle',

  /**
   * Boolean value with hexagonal placeholder
   */
  BOOLEAN: 'Boolean',

  /**
   * Numeric value with color picker
   */
  COLOR: 'color',

  /**
   * Numeric value with text field
   */
  NUMBER: 'number',

  /**
   * String value with text field
   */
  STRING: 'string',

  /**
   * String value with matrix field
   */
  MATRIX: 'matrix',

  /**
   * MIDI note number with note picker (piano) field
   */
  NOTE: 'note',

  /**
   * Inline image on block (as part of the label)
   */
  IMAGE: 'image'
};
module.exports = ArgumentType;

/***/ }),

/***/ "./node_modules/scratch-vm/src/extension-support/block-type.js":
/*!*********************************************************************!*\
  !*** ./node_modules/scratch-vm/src/extension-support/block-type.js ***!
  \*********************************************************************/
/*! no static exports found */
/***/ (function(module, exports) {

/**
 * Types of block
 * @enum {string}
 */
var BlockType = {
  /**
   * Boolean reporter with hexagonal shape
   */
  BOOLEAN: 'Boolean',

  /**
   * A button (not an actual block) for some special action, like making a variable
   */
  BUTTON: 'button',

  /**
   * Command block
   */
  COMMAND: 'command',

  /**
   * Specialized command block which may or may not run a child branch
   * The thread continues with the next block whether or not a child branch ran.
   */
  CONDITIONAL: 'conditional',

  /**
   * Specialized hat block with no implementation function
   * This stack only runs if the corresponding event is emitted by other code.
   */
  EVENT: 'event',

  /**
   * Hat block which conditionally starts a block stack
   */
  HAT: 'hat',

  /**
   * Specialized command block which may or may not run a child branch
   * If a child branch runs, the thread evaluates the loop block again.
   */
  LOOP: 'loop',

  /**
   * General reporter with numeric or string value
   */
  REPORTER: 'reporter'
};
module.exports = BlockType;

/***/ }),

/***/ "./node_modules/scratch-vm/src/extension-support/target-type.js":
/*!**********************************************************************!*\
  !*** ./node_modules/scratch-vm/src/extension-support/target-type.js ***!
  \**********************************************************************/
/*! no static exports found */
/***/ (function(module, exports) {

/**
 * Default types of Target supported by the VM
 * @enum {string}
 */
var TargetType = {
  /**
   * Rendered target which can move, change costumes, etc.
   */
  SPRITE: 'sprite',

  /**
   * Rendered target which cannot move but can change backdrops
   */
  STAGE: 'stage'
};
module.exports = TargetType;

/***/ }),

/***/ "./node_modules/scratch-vm/src/util/log.js":
/*!*************************************************!*\
  !*** ./node_modules/scratch-vm/src/util/log.js ***!
  \*************************************************/
/*! no static exports found */
/***/ (function(module, exports, __webpack_require__) {

var minilog = __webpack_require__(/*! minilog */ "./node_modules/scratch-vm/node_modules/minilog/lib/web/index.js");

minilog.enable();
module.exports = minilog('vm');

/***/ }),

/***/ "./node_modules/webpack/buildin/global.js":
/*!***********************************!*\
  !*** (webpack)/buildin/global.js ***!
  \***********************************/
/*! no static exports found */
/***/ (function(module, exports) {

var g;

// This works in non-strict mode
g = (function() {
	return this;
})();

try {
	// This works if eval is allowed (see CSP)
	g = g || new Function("return this")();
} catch (e) {
	// This works if the window reference is available
	if (typeof window === "object") g = window;
}

// g can still be undefined, but nothing to do about it...
// We return undefined, instead of nothing here, so it's
// easier to handle this case. if(!global) { ...}

module.exports = g;


/***/ })

/******/ });
//# sourceMappingURL=extension-worker.js.map