You can not select more than 25 topics
Topics must start with a letter or number, can include dashes ('-') and can be up to 35 characters long.
1 lines
40 KiB
1 lines
40 KiB
{"ast":null,"code":"// Copyright Joyent, Inc. and other Node contributors.\n//\n// Permission is hereby granted, free of charge, to any person obtaining a\n// copy of this software and associated documentation files (the\n// \"Software\"), to deal in the Software without restriction, including\n// without limitation the rights to use, copy, modify, merge, publish,\n// distribute, sublicense, and/or sell copies of the Software, and to permit\n// persons to whom the Software is furnished to do so, subject to the\n// following conditions:\n//\n// The above copyright notice and this permission notice shall be included\n// in all copies or substantial portions of the Software.\n//\n// THE SOFTWARE IS PROVIDED \"AS IS\", WITHOUT WARRANTY OF ANY KIND, EXPRESS\n// OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF\n// MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN\n// NO EVENT SHALL THE AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM,\n// DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR\n// OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE\n// USE OR OTHER DEALINGS IN THE SOFTWARE.\n'use strict';\n\nvar R = typeof Reflect === 'object' ? Reflect : null;\nvar ReflectApply = R && typeof R.apply === 'function' ? R.apply : function ReflectApply(target, receiver, args) {\n return Function.prototype.apply.call(target, receiver, args);\n};\nvar ReflectOwnKeys;\n\nif (R && typeof R.ownKeys === 'function') {\n ReflectOwnKeys = R.ownKeys;\n} else if (Object.getOwnPropertySymbols) {\n ReflectOwnKeys = function ReflectOwnKeys(target) {\n return Object.getOwnPropertyNames(target).concat(Object.getOwnPropertySymbols(target));\n };\n} else {\n ReflectOwnKeys = function ReflectOwnKeys(target) {\n return Object.getOwnPropertyNames(target);\n };\n}\n\nfunction ProcessEmitWarning(warning) {\n if (console && console.warn) console.warn(warning);\n}\n\nvar NumberIsNaN = Number.isNaN || function NumberIsNaN(value) {\n return value !== value;\n};\n\nfunction EventEmitter() {\n EventEmitter.init.call(this);\n}\n\nmodule.exports = EventEmitter; // Backwards-compat with node 0.10.x\n\nEventEmitter.EventEmitter = EventEmitter;\nEventEmitter.prototype._events = undefined;\nEventEmitter.prototype._eventsCount = 0;\nEventEmitter.prototype._maxListeners = undefined; // By default EventEmitters will print a warning if more than 10 listeners are\n// added to it. This is a useful default which helps finding memory leaks.\n\nvar defaultMaxListeners = 10;\n\nfunction checkListener(listener) {\n if (typeof listener !== 'function') {\n throw new TypeError('The \"listener\" argument must be of type Function. Received type ' + typeof listener);\n }\n}\n\nObject.defineProperty(EventEmitter, 'defaultMaxListeners', {\n enumerable: true,\n get: function () {\n return defaultMaxListeners;\n },\n set: function (arg) {\n if (typeof arg !== 'number' || arg < 0 || NumberIsNaN(arg)) {\n throw new RangeError('The value of \"defaultMaxListeners\" is out of range. It must be a non-negative number. Received ' + arg + '.');\n }\n\n defaultMaxListeners = arg;\n }\n});\n\nEventEmitter.init = function () {\n if (this._events === undefined || this._events === Object.getPrototypeOf(this)._events) {\n this._events = Object.create(null);\n this._eventsCount = 0;\n }\n\n this._maxListeners = this._maxListeners || undefined;\n}; // Obviously not all Emitters should be limited to 10. This function allows\n// that to be increased. Set to zero for unlimited.\n\n\nEventEmitter.prototype.setMaxListeners = function setMaxListeners(n) {\n if (typeof n !== 'number' || n < 0 || NumberIsNaN(n)) {\n throw new RangeError('The value of \"n\" is out of range. It must be a non-negative number. Received ' + n + '.');\n }\n\n this._maxListeners = n;\n return this;\n};\n\nfunction _getMaxListeners(that) {\n if (that._maxListeners === undefined) return EventEmitter.defaultMaxListeners;\n return that._maxListeners;\n}\n\nEventEmitter.prototype.getMaxListeners = function getMaxListeners() {\n return _getMaxListeners(this);\n};\n\nEventEmitter.prototype.emit = function emit(type) {\n var args = [];\n\n for (var i = 1; i < arguments.length; i++) args.push(arguments[i]);\n\n var doError = type === 'error';\n var events = this._events;\n if (events !== undefined) doError = doError && events.error === undefined;else if (!doError) return false; // If there is no 'error' event listener then throw.\n\n if (doError) {\n var er;\n if (args.length > 0) er = args[0];\n\n if (er instanceof Error) {\n // Note: The comments on the `throw` lines are intentional, they show\n // up in Node's output if this results in an unhandled exception.\n throw er; // Unhandled 'error' event\n } // At least give some kind of context to the user\n\n\n var err = new Error('Unhandled error.' + (er ? ' (' + er.message + ')' : ''));\n err.context = er;\n throw err; // Unhandled 'error' event\n }\n\n var handler = events[type];\n if (handler === undefined) return false;\n\n if (typeof handler === 'function') {\n ReflectApply(handler, this, args);\n } else {\n var len = handler.length;\n var listeners = arrayClone(handler, len);\n\n for (var i = 0; i < len; ++i) ReflectApply(listeners[i], this, args);\n }\n\n return true;\n};\n\nfunction _addListener(target, type, listener, prepend) {\n var m;\n var events;\n var existing;\n checkListener(listener);\n events = target._events;\n\n if (events === undefined) {\n events = target._events = Object.create(null);\n target._eventsCount = 0;\n } else {\n // To avoid recursion in the case that type === \"newListener\"! Before\n // adding it to the listeners, first emit \"newListener\".\n if (events.newListener !== undefined) {\n target.emit('newListener', type, listener.listener ? listener.listener : listener); // Re-assign `events` because a newListener handler could have caused the\n // this._events to be assigned to a new object\n\n events = target._events;\n }\n\n existing = events[type];\n }\n\n if (existing === undefined) {\n // Optimize the case of one listener. Don't need the extra array object.\n existing = events[type] = listener;\n ++target._eventsCount;\n } else {\n if (typeof existing === 'function') {\n // Adding the second element, need to change to array.\n existing = events[type] = prepend ? [listener, existing] : [existing, listener]; // If we've already got an array, just append.\n } else if (prepend) {\n existing.unshift(listener);\n } else {\n existing.push(listener);\n } // Check for listener leak\n\n\n m = _getMaxListeners(target);\n\n if (m > 0 && existing.length > m && !existing.warned) {\n existing.warned = true; // No error code for this since it is a Warning\n // eslint-disable-next-line no-restricted-syntax\n\n var w = new Error('Possible EventEmitter memory leak detected. ' + existing.length + ' ' + String(type) + ' listeners ' + 'added. Use emitter.setMaxListeners() to ' + 'increase limit');\n w.name = 'MaxListenersExceededWarning';\n w.emitter = target;\n w.type = type;\n w.count = existing.length;\n ProcessEmitWarning(w);\n }\n }\n\n return target;\n}\n\nEventEmitter.prototype.addListener = function addListener(type, listener) {\n return _addListener(this, type, listener, false);\n};\n\nEventEmitter.prototype.on = EventEmitter.prototype.addListener;\n\nEventEmitter.prototype.prependListener = function prependListener(type, listener) {\n return _addListener(this, type, listener, true);\n};\n\nfunction onceWrapper() {\n if (!this.fired) {\n this.target.removeListener(this.type, this.wrapFn);\n this.fired = true;\n if (arguments.length === 0) return this.listener.call(this.target);\n return this.listener.apply(this.target, arguments);\n }\n}\n\nfunction _onceWrap(target, type, listener) {\n var state = {\n fired: false,\n wrapFn: undefined,\n target: target,\n type: type,\n listener: listener\n };\n var wrapped = onceWrapper.bind(state);\n wrapped.listener = listener;\n state.wrapFn = wrapped;\n return wrapped;\n}\n\nEventEmitter.prototype.once = function once(type, listener) {\n checkListener(listener);\n this.on(type, _onceWrap(this, type, listener));\n return this;\n};\n\nEventEmitter.prototype.prependOnceListener = function prependOnceListener(type, listener) {\n checkListener(listener);\n this.prependListener(type, _onceWrap(this, type, listener));\n return this;\n}; // Emits a 'removeListener' event if and only if the listener was removed.\n\n\nEventEmitter.prototype.removeListener = function removeListener(type, listener) {\n var list, events, position, i, originalListener;\n checkListener(listener);\n events = this._events;\n if (events === undefined) return this;\n list = events[type];\n if (list === undefined) return this;\n\n if (list === listener || list.listener === listener) {\n if (--this._eventsCount === 0) this._events = Object.create(null);else {\n delete events[type];\n if (events.removeListener) this.emit('removeListener', type, list.listener || listener);\n }\n } else if (typeof list !== 'function') {\n position = -1;\n\n for (i = list.length - 1; i >= 0; i--) {\n if (list[i] === listener || list[i].listener === listener) {\n originalListener = list[i].listener;\n position = i;\n break;\n }\n }\n\n if (position < 0) return this;\n if (position === 0) list.shift();else {\n spliceOne(list, position);\n }\n if (list.length === 1) events[type] = list[0];\n if (events.removeListener !== undefined) this.emit('removeListener', type, originalListener || listener);\n }\n\n return this;\n};\n\nEventEmitter.prototype.off = EventEmitter.prototype.removeListener;\n\nEventEmitter.prototype.removeAllListeners = function removeAllListeners(type) {\n var listeners, events, i;\n events = this._events;\n if (events === undefined) return this; // not listening for removeListener, no need to emit\n\n if (events.removeListener === undefined) {\n if (arguments.length === 0) {\n this._events = Object.create(null);\n this._eventsCount = 0;\n } else if (events[type] !== undefined) {\n if (--this._eventsCount === 0) this._events = Object.create(null);else delete events[type];\n }\n\n return this;\n } // emit removeListener for all listeners on all events\n\n\n if (arguments.length === 0) {\n var keys = Object.keys(events);\n var key;\n\n for (i = 0; i < keys.length; ++i) {\n key = keys[i];\n if (key === 'removeListener') continue;\n this.removeAllListeners(key);\n }\n\n this.removeAllListeners('removeListener');\n this._events = Object.create(null);\n this._eventsCount = 0;\n return this;\n }\n\n listeners = events[type];\n\n if (typeof listeners === 'function') {\n this.removeListener(type, listeners);\n } else if (listeners !== undefined) {\n // LIFO order\n for (i = listeners.length - 1; i >= 0; i--) {\n this.removeListener(type, listeners[i]);\n }\n }\n\n return this;\n};\n\nfunction _listeners(target, type, unwrap) {\n var events = target._events;\n if (events === undefined) return [];\n var evlistener = events[type];\n if (evlistener === undefined) return [];\n if (typeof evlistener === 'function') return unwrap ? [evlistener.listener || evlistener] : [evlistener];\n return unwrap ? unwrapListeners(evlistener) : arrayClone(evlistener, evlistener.length);\n}\n\nEventEmitter.prototype.listeners = function listeners(type) {\n return _listeners(this, type, true);\n};\n\nEventEmitter.prototype.rawListeners = function rawListeners(type) {\n return _listeners(this, type, false);\n};\n\nEventEmitter.listenerCount = function (emitter, type) {\n if (typeof emitter.listenerCount === 'function') {\n return emitter.listenerCount(type);\n } else {\n return listenerCount.call(emitter, type);\n }\n};\n\nEventEmitter.prototype.listenerCount = listenerCount;\n\nfunction listenerCount(type) {\n var events = this._events;\n\n if (events !== undefined) {\n var evlistener = events[type];\n\n if (typeof evlistener === 'function') {\n return 1;\n } else if (evlistener !== undefined) {\n return evlistener.length;\n }\n }\n\n return 0;\n}\n\nEventEmitter.prototype.eventNames = function eventNames() {\n return this._eventsCount > 0 ? ReflectOwnKeys(this._events) : [];\n};\n\nfunction arrayClone(arr, n) {\n var copy = new Array(n);\n\n for (var i = 0; i < n; ++i) copy[i] = arr[i];\n\n return copy;\n}\n\nfunction spliceOne(list, index) {\n for (; index + 1 < list.length; index++) list[index] = list[index + 1];\n\n list.pop();\n}\n\nfunction unwrapListeners(arr) {\n var ret = new Array(arr.length);\n\n for (var i = 0; i < ret.length; ++i) {\n ret[i] = arr[i].listener || arr[i];\n }\n\n return ret;\n}","map":{"version":3,"sources":["C:/Users/user/Documents/myapp/node_modules/events/events.js"],"names":["R","Reflect","ReflectApply","apply","target","receiver","args","Function","prototype","call","ReflectOwnKeys","ownKeys","Object","getOwnPropertySymbols","getOwnPropertyNames","concat","ProcessEmitWarning","warning","console","warn","NumberIsNaN","Number","isNaN","value","EventEmitter","init","module","exports","_events","undefined","_eventsCount","_maxListeners","defaultMaxListeners","checkListener","listener","TypeError","defineProperty","enumerable","get","set","arg","RangeError","getPrototypeOf","create","setMaxListeners","n","_getMaxListeners","that","getMaxListeners","emit","type","i","arguments","length","push","doError","events","error","er","Error","err","message","context","handler","len","listeners","arrayClone","_addListener","prepend","m","existing","newListener","unshift","warned","w","String","name","emitter","count","addListener","on","prependListener","onceWrapper","fired","removeListener","wrapFn","_onceWrap","state","wrapped","bind","once","prependOnceListener","list","position","originalListener","shift","spliceOne","off","removeAllListeners","keys","key","_listeners","unwrap","evlistener","unwrapListeners","rawListeners","listenerCount","eventNames","arr","copy","Array","index","pop","ret"],"mappings":"AAAA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AAEA;;AAEA,IAAIA,CAAC,GAAG,OAAOC,OAAP,KAAmB,QAAnB,GAA8BA,OAA9B,GAAwC,IAAhD;AACA,IAAIC,YAAY,GAAGF,CAAC,IAAI,OAAOA,CAAC,CAACG,KAAT,KAAmB,UAAxB,GACfH,CAAC,CAACG,KADa,GAEf,SAASD,YAAT,CAAsBE,MAAtB,EAA8BC,QAA9B,EAAwCC,IAAxC,EAA8C;AAC9C,SAAOC,QAAQ,CAACC,SAAT,CAAmBL,KAAnB,CAAyBM,IAAzB,CAA8BL,MAA9B,EAAsCC,QAAtC,EAAgDC,IAAhD,CAAP;AACD,CAJH;AAMA,IAAII,cAAJ;;AACA,IAAIV,CAAC,IAAI,OAAOA,CAAC,CAACW,OAAT,KAAqB,UAA9B,EAA0C;AACxCD,EAAAA,cAAc,GAAGV,CAAC,CAACW,OAAnB;AACD,CAFD,MAEO,IAAIC,MAAM,CAACC,qBAAX,EAAkC;AACvCH,EAAAA,cAAc,GAAG,SAASA,cAAT,CAAwBN,MAAxB,EAAgC;AAC/C,WAAOQ,MAAM,CAACE,mBAAP,CAA2BV,MAA3B,EACJW,MADI,CACGH,MAAM,CAACC,qBAAP,CAA6BT,MAA7B,CADH,CAAP;AAED,GAHD;AAID,CALM,MAKA;AACLM,EAAAA,cAAc,GAAG,SAASA,cAAT,CAAwBN,MAAxB,EAAgC;AAC/C,WAAOQ,MAAM,CAACE,mBAAP,CAA2BV,MAA3B,CAAP;AACD,GAFD;AAGD;;AAED,SAASY,kBAAT,CAA4BC,OAA5B,EAAqC;AACnC,MAAIC,OAAO,IAAIA,OAAO,CAACC,IAAvB,EAA6BD,OAAO,CAACC,IAAR,CAAaF,OAAb;AAC9B;;AAED,IAAIG,WAAW,GAAGC,MAAM,CAACC,KAAP,IAAgB,SAASF,WAAT,CAAqBG,KAArB,EAA4B;AAC5D,SAAOA,KAAK,KAAKA,KAAjB;AACD,CAFD;;AAIA,SAASC,YAAT,GAAwB;AACtBA,EAAAA,YAAY,CAACC,IAAb,CAAkBhB,IAAlB,CAAuB,IAAvB;AACD;;AACDiB,MAAM,CAACC,OAAP,GAAiBH,YAAjB,C,CAEA;;AACAA,YAAY,CAACA,YAAb,GAA4BA,YAA5B;AAEAA,YAAY,CAAChB,SAAb,CAAuBoB,OAAvB,GAAiCC,SAAjC;AACAL,YAAY,CAAChB,SAAb,CAAuBsB,YAAvB,GAAsC,CAAtC;AACAN,YAAY,CAAChB,SAAb,CAAuBuB,aAAvB,GAAuCF,SAAvC,C,CAEA;AACA;;AACA,IAAIG,mBAAmB,GAAG,EAA1B;;AAEA,SAASC,aAAT,CAAuBC,QAAvB,EAAiC;AAC/B,MAAI,OAAOA,QAAP,KAAoB,UAAxB,EAAoC;AAClC,UAAM,IAAIC,SAAJ,CAAc,qEAAqE,OAAOD,QAA1F,CAAN;AACD;AACF;;AAEDtB,MAAM,CAACwB,cAAP,CAAsBZ,YAAtB,EAAoC,qBAApC,EAA2D;AACzDa,EAAAA,UAAU,EAAE,IAD6C;AAEzDC,EAAAA,GAAG,EAAE,YAAW;AACd,WAAON,mBAAP;AACD,GAJwD;AAKzDO,EAAAA,GAAG,EAAE,UAASC,GAAT,EAAc;AACjB,QAAI,OAAOA,GAAP,KAAe,QAAf,IAA2BA,GAAG,GAAG,CAAjC,IAAsCpB,WAAW,CAACoB,GAAD,CAArD,EAA4D;AAC1D,YAAM,IAAIC,UAAJ,CAAe,oGAAoGD,GAApG,GAA0G,GAAzH,CAAN;AACD;;AACDR,IAAAA,mBAAmB,GAAGQ,GAAtB;AACD;AAVwD,CAA3D;;AAaAhB,YAAY,CAACC,IAAb,GAAoB,YAAW;AAE7B,MAAI,KAAKG,OAAL,KAAiBC,SAAjB,IACA,KAAKD,OAAL,KAAiBhB,MAAM,CAAC8B,cAAP,CAAsB,IAAtB,EAA4Bd,OADjD,EAC0D;AACxD,SAAKA,OAAL,GAAehB,MAAM,CAAC+B,MAAP,CAAc,IAAd,CAAf;AACA,SAAKb,YAAL,GAAoB,CAApB;AACD;;AAED,OAAKC,aAAL,GAAqB,KAAKA,aAAL,IAAsBF,SAA3C;AACD,CATD,C,CAWA;AACA;;;AACAL,YAAY,CAAChB,SAAb,CAAuBoC,eAAvB,GAAyC,SAASA,eAAT,CAAyBC,CAAzB,EAA4B;AACnE,MAAI,OAAOA,CAAP,KAAa,QAAb,IAAyBA,CAAC,GAAG,CAA7B,IAAkCzB,WAAW,CAACyB,CAAD,CAAjD,EAAsD;AACpD,UAAM,IAAIJ,UAAJ,CAAe,kFAAkFI,CAAlF,GAAsF,GAArG,CAAN;AACD;;AACD,OAAKd,aAAL,GAAqBc,CAArB;AACA,SAAO,IAAP;AACD,CAND;;AAQA,SAASC,gBAAT,CAA0BC,IAA1B,EAAgC;AAC9B,MAAIA,IAAI,CAAChB,aAAL,KAAuBF,SAA3B,EACE,OAAOL,YAAY,CAACQ,mBAApB;AACF,SAAOe,IAAI,CAAChB,aAAZ;AACD;;AAEDP,YAAY,CAAChB,SAAb,CAAuBwC,eAAvB,GAAyC,SAASA,eAAT,GAA2B;AAClE,SAAOF,gBAAgB,CAAC,IAAD,CAAvB;AACD,CAFD;;AAIAtB,YAAY,CAAChB,SAAb,CAAuByC,IAAvB,GAA8B,SAASA,IAAT,CAAcC,IAAd,EAAoB;AAChD,MAAI5C,IAAI,GAAG,EAAX;;AACA,OAAK,IAAI6C,CAAC,GAAG,CAAb,EAAgBA,CAAC,GAAGC,SAAS,CAACC,MAA9B,EAAsCF,CAAC,EAAvC,EAA2C7C,IAAI,CAACgD,IAAL,CAAUF,SAAS,CAACD,CAAD,CAAnB;;AAC3C,MAAII,OAAO,GAAIL,IAAI,KAAK,OAAxB;AAEA,MAAIM,MAAM,GAAG,KAAK5B,OAAlB;AACA,MAAI4B,MAAM,KAAK3B,SAAf,EACE0B,OAAO,GAAIA,OAAO,IAAIC,MAAM,CAACC,KAAP,KAAiB5B,SAAvC,CADF,KAEK,IAAI,CAAC0B,OAAL,EACH,OAAO,KAAP,CAT8C,CAWhD;;AACA,MAAIA,OAAJ,EAAa;AACX,QAAIG,EAAJ;AACA,QAAIpD,IAAI,CAAC+C,MAAL,GAAc,CAAlB,EACEK,EAAE,GAAGpD,IAAI,CAAC,CAAD,CAAT;;AACF,QAAIoD,EAAE,YAAYC,KAAlB,EAAyB;AACvB;AACA;AACA,YAAMD,EAAN,CAHuB,CAGb;AACX,KARU,CASX;;;AACA,QAAIE,GAAG,GAAG,IAAID,KAAJ,CAAU,sBAAsBD,EAAE,GAAG,OAAOA,EAAE,CAACG,OAAV,GAAoB,GAAvB,GAA6B,EAArD,CAAV,CAAV;AACAD,IAAAA,GAAG,CAACE,OAAJ,GAAcJ,EAAd;AACA,UAAME,GAAN,CAZW,CAYA;AACZ;;AAED,MAAIG,OAAO,GAAGP,MAAM,CAACN,IAAD,CAApB;AAEA,MAAIa,OAAO,KAAKlC,SAAhB,EACE,OAAO,KAAP;;AAEF,MAAI,OAAOkC,OAAP,KAAmB,UAAvB,EAAmC;AACjC7D,IAAAA,YAAY,CAAC6D,OAAD,EAAU,IAAV,EAAgBzD,IAAhB,CAAZ;AACD,GAFD,MAEO;AACL,QAAI0D,GAAG,GAAGD,OAAO,CAACV,MAAlB;AACA,QAAIY,SAAS,GAAGC,UAAU,CAACH,OAAD,EAAUC,GAAV,CAA1B;;AACA,SAAK,IAAIb,CAAC,GAAG,CAAb,EAAgBA,CAAC,GAAGa,GAApB,EAAyB,EAAEb,CAA3B,EACEjD,YAAY,CAAC+D,SAAS,CAACd,CAAD,CAAV,EAAe,IAAf,EAAqB7C,IAArB,CAAZ;AACH;;AAED,SAAO,IAAP;AACD,CA1CD;;AA4CA,SAAS6D,YAAT,CAAsB/D,MAAtB,EAA8B8C,IAA9B,EAAoChB,QAApC,EAA8CkC,OAA9C,EAAuD;AACrD,MAAIC,CAAJ;AACA,MAAIb,MAAJ;AACA,MAAIc,QAAJ;AAEArC,EAAAA,aAAa,CAACC,QAAD,CAAb;AAEAsB,EAAAA,MAAM,GAAGpD,MAAM,CAACwB,OAAhB;;AACA,MAAI4B,MAAM,KAAK3B,SAAf,EAA0B;AACxB2B,IAAAA,MAAM,GAAGpD,MAAM,CAACwB,OAAP,GAAiBhB,MAAM,CAAC+B,MAAP,CAAc,IAAd,CAA1B;AACAvC,IAAAA,MAAM,CAAC0B,YAAP,GAAsB,CAAtB;AACD,GAHD,MAGO;AACL;AACA;AACA,QAAI0B,MAAM,CAACe,WAAP,KAAuB1C,SAA3B,EAAsC;AACpCzB,MAAAA,MAAM,CAAC6C,IAAP,CAAY,aAAZ,EAA2BC,IAA3B,EACYhB,QAAQ,CAACA,QAAT,GAAoBA,QAAQ,CAACA,QAA7B,GAAwCA,QADpD,EADoC,CAIpC;AACA;;AACAsB,MAAAA,MAAM,GAAGpD,MAAM,CAACwB,OAAhB;AACD;;AACD0C,IAAAA,QAAQ,GAAGd,MAAM,CAACN,IAAD,CAAjB;AACD;;AAED,MAAIoB,QAAQ,KAAKzC,SAAjB,EAA4B;AAC1B;AACAyC,IAAAA,QAAQ,GAAGd,MAAM,CAACN,IAAD,CAAN,GAAehB,QAA1B;AACA,MAAE9B,MAAM,CAAC0B,YAAT;AACD,GAJD,MAIO;AACL,QAAI,OAAOwC,QAAP,KAAoB,UAAxB,EAAoC;AAClC;AACAA,MAAAA,QAAQ,GAAGd,MAAM,CAACN,IAAD,CAAN,GACTkB,OAAO,GAAG,CAAClC,QAAD,EAAWoC,QAAX,CAAH,GAA0B,CAACA,QAAD,EAAWpC,QAAX,CADnC,CAFkC,CAIlC;AACD,KALD,MAKO,IAAIkC,OAAJ,EAAa;AAClBE,MAAAA,QAAQ,CAACE,OAAT,CAAiBtC,QAAjB;AACD,KAFM,MAEA;AACLoC,MAAAA,QAAQ,CAAChB,IAAT,CAAcpB,QAAd;AACD,KAVI,CAYL;;;AACAmC,IAAAA,CAAC,GAAGvB,gBAAgB,CAAC1C,MAAD,CAApB;;AACA,QAAIiE,CAAC,GAAG,CAAJ,IAASC,QAAQ,CAACjB,MAAT,GAAkBgB,CAA3B,IAAgC,CAACC,QAAQ,CAACG,MAA9C,EAAsD;AACpDH,MAAAA,QAAQ,CAACG,MAAT,GAAkB,IAAlB,CADoD,CAEpD;AACA;;AACA,UAAIC,CAAC,GAAG,IAAIf,KAAJ,CAAU,iDACEW,QAAQ,CAACjB,MADX,GACoB,GADpB,GAC0BsB,MAAM,CAACzB,IAAD,CADhC,GACyC,aADzC,GAEE,0CAFF,GAGE,gBAHZ,CAAR;AAIAwB,MAAAA,CAAC,CAACE,IAAF,GAAS,6BAAT;AACAF,MAAAA,CAAC,CAACG,OAAF,GAAYzE,MAAZ;AACAsE,MAAAA,CAAC,CAACxB,IAAF,GAASA,IAAT;AACAwB,MAAAA,CAAC,CAACI,KAAF,GAAUR,QAAQ,CAACjB,MAAnB;AACArC,MAAAA,kBAAkB,CAAC0D,CAAD,CAAlB;AACD;AACF;;AAED,SAAOtE,MAAP;AACD;;AAEDoB,YAAY,CAAChB,SAAb,CAAuBuE,WAAvB,GAAqC,SAASA,WAAT,CAAqB7B,IAArB,EAA2BhB,QAA3B,EAAqC;AACxE,SAAOiC,YAAY,CAAC,IAAD,EAAOjB,IAAP,EAAahB,QAAb,EAAuB,KAAvB,CAAnB;AACD,CAFD;;AAIAV,YAAY,CAAChB,SAAb,CAAuBwE,EAAvB,GAA4BxD,YAAY,CAAChB,SAAb,CAAuBuE,WAAnD;;AAEAvD,YAAY,CAAChB,SAAb,CAAuByE,eAAvB,GACI,SAASA,eAAT,CAAyB/B,IAAzB,EAA+BhB,QAA/B,EAAyC;AACvC,SAAOiC,YAAY,CAAC,IAAD,EAAOjB,IAAP,EAAahB,QAAb,EAAuB,IAAvB,CAAnB;AACD,CAHL;;AAKA,SAASgD,WAAT,GAAuB;AACrB,MAAI,CAAC,KAAKC,KAAV,EAAiB;AACf,SAAK/E,MAAL,CAAYgF,cAAZ,CAA2B,KAAKlC,IAAhC,EAAsC,KAAKmC,MAA3C;AACA,SAAKF,KAAL,GAAa,IAAb;AACA,QAAI/B,SAAS,CAACC,MAAV,KAAqB,CAAzB,EACE,OAAO,KAAKnB,QAAL,CAAczB,IAAd,CAAmB,KAAKL,MAAxB,CAAP;AACF,WAAO,KAAK8B,QAAL,CAAc/B,KAAd,CAAoB,KAAKC,MAAzB,EAAiCgD,SAAjC,CAAP;AACD;AACF;;AAED,SAASkC,SAAT,CAAmBlF,MAAnB,EAA2B8C,IAA3B,EAAiChB,QAAjC,EAA2C;AACzC,MAAIqD,KAAK,GAAG;AAAEJ,IAAAA,KAAK,EAAE,KAAT;AAAgBE,IAAAA,MAAM,EAAExD,SAAxB;AAAmCzB,IAAAA,MAAM,EAAEA,MAA3C;AAAmD8C,IAAAA,IAAI,EAAEA,IAAzD;AAA+DhB,IAAAA,QAAQ,EAAEA;AAAzE,GAAZ;AACA,MAAIsD,OAAO,GAAGN,WAAW,CAACO,IAAZ,CAAiBF,KAAjB,CAAd;AACAC,EAAAA,OAAO,CAACtD,QAAR,GAAmBA,QAAnB;AACAqD,EAAAA,KAAK,CAACF,MAAN,GAAeG,OAAf;AACA,SAAOA,OAAP;AACD;;AAEDhE,YAAY,CAAChB,SAAb,CAAuBkF,IAAvB,GAA8B,SAASA,IAAT,CAAcxC,IAAd,EAAoBhB,QAApB,EAA8B;AAC1DD,EAAAA,aAAa,CAACC,QAAD,CAAb;AACA,OAAK8C,EAAL,CAAQ9B,IAAR,EAAcoC,SAAS,CAAC,IAAD,EAAOpC,IAAP,EAAahB,QAAb,CAAvB;AACA,SAAO,IAAP;AACD,CAJD;;AAMAV,YAAY,CAAChB,SAAb,CAAuBmF,mBAAvB,GACI,SAASA,mBAAT,CAA6BzC,IAA7B,EAAmChB,QAAnC,EAA6C;AAC3CD,EAAAA,aAAa,CAACC,QAAD,CAAb;AACA,OAAK+C,eAAL,CAAqB/B,IAArB,EAA2BoC,SAAS,CAAC,IAAD,EAAOpC,IAAP,EAAahB,QAAb,CAApC;AACA,SAAO,IAAP;AACD,CALL,C,CAOA;;;AACAV,YAAY,CAAChB,SAAb,CAAuB4E,cAAvB,GACI,SAASA,cAAT,CAAwBlC,IAAxB,EAA8BhB,QAA9B,EAAwC;AACtC,MAAI0D,IAAJ,EAAUpC,MAAV,EAAkBqC,QAAlB,EAA4B1C,CAA5B,EAA+B2C,gBAA/B;AAEA7D,EAAAA,aAAa,CAACC,QAAD,CAAb;AAEAsB,EAAAA,MAAM,GAAG,KAAK5B,OAAd;AACA,MAAI4B,MAAM,KAAK3B,SAAf,EACE,OAAO,IAAP;AAEF+D,EAAAA,IAAI,GAAGpC,MAAM,CAACN,IAAD,CAAb;AACA,MAAI0C,IAAI,KAAK/D,SAAb,EACE,OAAO,IAAP;;AAEF,MAAI+D,IAAI,KAAK1D,QAAT,IAAqB0D,IAAI,CAAC1D,QAAL,KAAkBA,QAA3C,EAAqD;AACnD,QAAI,EAAE,KAAKJ,YAAP,KAAwB,CAA5B,EACE,KAAKF,OAAL,GAAehB,MAAM,CAAC+B,MAAP,CAAc,IAAd,CAAf,CADF,KAEK;AACH,aAAOa,MAAM,CAACN,IAAD,CAAb;AACA,UAAIM,MAAM,CAAC4B,cAAX,EACE,KAAKnC,IAAL,CAAU,gBAAV,EAA4BC,IAA5B,EAAkC0C,IAAI,CAAC1D,QAAL,IAAiBA,QAAnD;AACH;AACF,GARD,MAQO,IAAI,OAAO0D,IAAP,KAAgB,UAApB,EAAgC;AACrCC,IAAAA,QAAQ,GAAG,CAAC,CAAZ;;AAEA,SAAK1C,CAAC,GAAGyC,IAAI,CAACvC,MAAL,GAAc,CAAvB,EAA0BF,CAAC,IAAI,CAA/B,EAAkCA,CAAC,EAAnC,EAAuC;AACrC,UAAIyC,IAAI,CAACzC,CAAD,CAAJ,KAAYjB,QAAZ,IAAwB0D,IAAI,CAACzC,CAAD,CAAJ,CAAQjB,QAAR,KAAqBA,QAAjD,EAA2D;AACzD4D,QAAAA,gBAAgB,GAAGF,IAAI,CAACzC,CAAD,CAAJ,CAAQjB,QAA3B;AACA2D,QAAAA,QAAQ,GAAG1C,CAAX;AACA;AACD;AACF;;AAED,QAAI0C,QAAQ,GAAG,CAAf,EACE,OAAO,IAAP;AAEF,QAAIA,QAAQ,KAAK,CAAjB,EACED,IAAI,CAACG,KAAL,GADF,KAEK;AACHC,MAAAA,SAAS,CAACJ,IAAD,EAAOC,QAAP,CAAT;AACD;AAED,QAAID,IAAI,CAACvC,MAAL,KAAgB,CAApB,EACEG,MAAM,CAACN,IAAD,CAAN,GAAe0C,IAAI,CAAC,CAAD,CAAnB;AAEF,QAAIpC,MAAM,CAAC4B,cAAP,KAA0BvD,SAA9B,EACE,KAAKoB,IAAL,CAAU,gBAAV,EAA4BC,IAA5B,EAAkC4C,gBAAgB,IAAI5D,QAAtD;AACH;;AAED,SAAO,IAAP;AACD,CAlDL;;AAoDAV,YAAY,CAAChB,SAAb,CAAuByF,GAAvB,GAA6BzE,YAAY,CAAChB,SAAb,CAAuB4E,cAApD;;AAEA5D,YAAY,CAAChB,SAAb,CAAuB0F,kBAAvB,GACI,SAASA,kBAAT,CAA4BhD,IAA5B,EAAkC;AAChC,MAAIe,SAAJ,EAAeT,MAAf,EAAuBL,CAAvB;AAEAK,EAAAA,MAAM,GAAG,KAAK5B,OAAd;AACA,MAAI4B,MAAM,KAAK3B,SAAf,EACE,OAAO,IAAP,CAL8B,CAOhC;;AACA,MAAI2B,MAAM,CAAC4B,cAAP,KAA0BvD,SAA9B,EAAyC;AACvC,QAAIuB,SAAS,CAACC,MAAV,KAAqB,CAAzB,EAA4B;AAC1B,WAAKzB,OAAL,GAAehB,MAAM,CAAC+B,MAAP,CAAc,IAAd,CAAf;AACA,WAAKb,YAAL,GAAoB,CAApB;AACD,KAHD,MAGO,IAAI0B,MAAM,CAACN,IAAD,CAAN,KAAiBrB,SAArB,EAAgC;AACrC,UAAI,EAAE,KAAKC,YAAP,KAAwB,CAA5B,EACE,KAAKF,OAAL,GAAehB,MAAM,CAAC+B,MAAP,CAAc,IAAd,CAAf,CADF,KAGE,OAAOa,MAAM,CAACN,IAAD,CAAb;AACH;;AACD,WAAO,IAAP;AACD,GAnB+B,CAqBhC;;;AACA,MAAIE,SAAS,CAACC,MAAV,KAAqB,CAAzB,EAA4B;AAC1B,QAAI8C,IAAI,GAAGvF,MAAM,CAACuF,IAAP,CAAY3C,MAAZ,CAAX;AACA,QAAI4C,GAAJ;;AACA,SAAKjD,CAAC,GAAG,CAAT,EAAYA,CAAC,GAAGgD,IAAI,CAAC9C,MAArB,EAA6B,EAAEF,CAA/B,EAAkC;AAChCiD,MAAAA,GAAG,GAAGD,IAAI,CAAChD,CAAD,CAAV;AACA,UAAIiD,GAAG,KAAK,gBAAZ,EAA8B;AAC9B,WAAKF,kBAAL,CAAwBE,GAAxB;AACD;;AACD,SAAKF,kBAAL,CAAwB,gBAAxB;AACA,SAAKtE,OAAL,GAAehB,MAAM,CAAC+B,MAAP,CAAc,IAAd,CAAf;AACA,SAAKb,YAAL,GAAoB,CAApB;AACA,WAAO,IAAP;AACD;;AAEDmC,EAAAA,SAAS,GAAGT,MAAM,CAACN,IAAD,CAAlB;;AAEA,MAAI,OAAOe,SAAP,KAAqB,UAAzB,EAAqC;AACnC,SAAKmB,cAAL,CAAoBlC,IAApB,EAA0Be,SAA1B;AACD,GAFD,MAEO,IAAIA,SAAS,KAAKpC,SAAlB,EAA6B;AAClC;AACA,SAAKsB,CAAC,GAAGc,SAAS,CAACZ,MAAV,GAAmB,CAA5B,EAA+BF,CAAC,IAAI,CAApC,EAAuCA,CAAC,EAAxC,EAA4C;AAC1C,WAAKiC,cAAL,CAAoBlC,IAApB,EAA0Be,SAAS,CAACd,CAAD,CAAnC;AACD;AACF;;AAED,SAAO,IAAP;AACD,CAjDL;;AAmDA,SAASkD,UAAT,CAAoBjG,MAApB,EAA4B8C,IAA5B,EAAkCoD,MAAlC,EAA0C;AACxC,MAAI9C,MAAM,GAAGpD,MAAM,CAACwB,OAApB;AAEA,MAAI4B,MAAM,KAAK3B,SAAf,EACE,OAAO,EAAP;AAEF,MAAI0E,UAAU,GAAG/C,MAAM,CAACN,IAAD,CAAvB;AACA,MAAIqD,UAAU,KAAK1E,SAAnB,EACE,OAAO,EAAP;AAEF,MAAI,OAAO0E,UAAP,KAAsB,UAA1B,EACE,OAAOD,MAAM,GAAG,CAACC,UAAU,CAACrE,QAAX,IAAuBqE,UAAxB,CAAH,GAAyC,CAACA,UAAD,CAAtD;AAEF,SAAOD,MAAM,GACXE,eAAe,CAACD,UAAD,CADJ,GACmBrC,UAAU,CAACqC,UAAD,EAAaA,UAAU,CAAClD,MAAxB,CAD1C;AAED;;AAED7B,YAAY,CAAChB,SAAb,CAAuByD,SAAvB,GAAmC,SAASA,SAAT,CAAmBf,IAAnB,EAAyB;AAC1D,SAAOmD,UAAU,CAAC,IAAD,EAAOnD,IAAP,EAAa,IAAb,CAAjB;AACD,CAFD;;AAIA1B,YAAY,CAAChB,SAAb,CAAuBiG,YAAvB,GAAsC,SAASA,YAAT,CAAsBvD,IAAtB,EAA4B;AAChE,SAAOmD,UAAU,CAAC,IAAD,EAAOnD,IAAP,EAAa,KAAb,CAAjB;AACD,CAFD;;AAIA1B,YAAY,CAACkF,aAAb,GAA6B,UAAS7B,OAAT,EAAkB3B,IAAlB,EAAwB;AACnD,MAAI,OAAO2B,OAAO,CAAC6B,aAAf,KAAiC,UAArC,EAAiD;AAC/C,WAAO7B,OAAO,CAAC6B,aAAR,CAAsBxD,IAAtB,CAAP;AACD,GAFD,MAEO;AACL,WAAOwD,aAAa,CAACjG,IAAd,CAAmBoE,OAAnB,EAA4B3B,IAA5B,CAAP;AACD;AACF,CAND;;AAQA1B,YAAY,CAAChB,SAAb,CAAuBkG,aAAvB,GAAuCA,aAAvC;;AACA,SAASA,aAAT,CAAuBxD,IAAvB,EAA6B;AAC3B,MAAIM,MAAM,GAAG,KAAK5B,OAAlB;;AAEA,MAAI4B,MAAM,KAAK3B,SAAf,EAA0B;AACxB,QAAI0E,UAAU,GAAG/C,MAAM,CAACN,IAAD,CAAvB;;AAEA,QAAI,OAAOqD,UAAP,KAAsB,UAA1B,EAAsC;AACpC,aAAO,CAAP;AACD,KAFD,MAEO,IAAIA,UAAU,KAAK1E,SAAnB,EAA8B;AACnC,aAAO0E,UAAU,CAAClD,MAAlB;AACD;AACF;;AAED,SAAO,CAAP;AACD;;AAED7B,YAAY,CAAChB,SAAb,CAAuBmG,UAAvB,GAAoC,SAASA,UAAT,GAAsB;AACxD,SAAO,KAAK7E,YAAL,GAAoB,CAApB,GAAwBpB,cAAc,CAAC,KAAKkB,OAAN,CAAtC,GAAuD,EAA9D;AACD,CAFD;;AAIA,SAASsC,UAAT,CAAoB0C,GAApB,EAAyB/D,CAAzB,EAA4B;AAC1B,MAAIgE,IAAI,GAAG,IAAIC,KAAJ,CAAUjE,CAAV,CAAX;;AACA,OAAK,IAAIM,CAAC,GAAG,CAAb,EAAgBA,CAAC,GAAGN,CAApB,EAAuB,EAAEM,CAAzB,EACE0D,IAAI,CAAC1D,CAAD,CAAJ,GAAUyD,GAAG,CAACzD,CAAD,CAAb;;AACF,SAAO0D,IAAP;AACD;;AAED,SAASb,SAAT,CAAmBJ,IAAnB,EAAyBmB,KAAzB,EAAgC;AAC9B,SAAOA,KAAK,GAAG,CAAR,GAAYnB,IAAI,CAACvC,MAAxB,EAAgC0D,KAAK,EAArC,EACEnB,IAAI,CAACmB,KAAD,CAAJ,GAAcnB,IAAI,CAACmB,KAAK,GAAG,CAAT,CAAlB;;AACFnB,EAAAA,IAAI,CAACoB,GAAL;AACD;;AAED,SAASR,eAAT,CAAyBI,GAAzB,EAA8B;AAC5B,MAAIK,GAAG,GAAG,IAAIH,KAAJ,CAAUF,GAAG,CAACvD,MAAd,CAAV;;AACA,OAAK,IAAIF,CAAC,GAAG,CAAb,EAAgBA,CAAC,GAAG8D,GAAG,CAAC5D,MAAxB,EAAgC,EAAEF,CAAlC,EAAqC;AACnC8D,IAAAA,GAAG,CAAC9D,CAAD,CAAH,GAASyD,GAAG,CAACzD,CAAD,CAAH,CAAOjB,QAAP,IAAmB0E,GAAG,CAACzD,CAAD,CAA/B;AACD;;AACD,SAAO8D,GAAP;AACD","sourcesContent":["// Copyright Joyent, Inc. and other Node contributors.\n//\n// Permission is hereby granted, free of charge, to any person obtaining a\n// copy of this software and associated documentation files (the\n// \"Software\"), to deal in the Software without restriction, including\n// without limitation the rights to use, copy, modify, merge, publish,\n// distribute, sublicense, and/or sell copies of the Software, and to permit\n// persons to whom the Software is furnished to do so, subject to the\n// following conditions:\n//\n// The above copyright notice and this permission notice shall be included\n// in all copies or substantial portions of the Software.\n//\n// THE SOFTWARE IS PROVIDED \"AS IS\", WITHOUT WARRANTY OF ANY KIND, EXPRESS\n// OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF\n// MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN\n// NO EVENT SHALL THE AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM,\n// DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR\n// OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE\n// USE OR OTHER DEALINGS IN THE SOFTWARE.\n\n'use strict';\n\nvar R = typeof Reflect === 'object' ? Reflect : null\nvar ReflectApply = R && typeof R.apply === 'function'\n ? R.apply\n : function ReflectApply(target, receiver, args) {\n return Function.prototype.apply.call(target, receiver, args);\n }\n\nvar ReflectOwnKeys\nif (R && typeof R.ownKeys === 'function') {\n ReflectOwnKeys = R.ownKeys\n} else if (Object.getOwnPropertySymbols) {\n ReflectOwnKeys = function ReflectOwnKeys(target) {\n return Object.getOwnPropertyNames(target)\n .concat(Object.getOwnPropertySymbols(target));\n };\n} else {\n ReflectOwnKeys = function ReflectOwnKeys(target) {\n return Object.getOwnPropertyNames(target);\n };\n}\n\nfunction ProcessEmitWarning(warning) {\n if (console && console.warn) console.warn(warning);\n}\n\nvar NumberIsNaN = Number.isNaN || function NumberIsNaN(value) {\n return value !== value;\n}\n\nfunction EventEmitter() {\n EventEmitter.init.call(this);\n}\nmodule.exports = EventEmitter;\n\n// Backwards-compat with node 0.10.x\nEventEmitter.EventEmitter = EventEmitter;\n\nEventEmitter.prototype._events = undefined;\nEventEmitter.prototype._eventsCount = 0;\nEventEmitter.prototype._maxListeners = undefined;\n\n// By default EventEmitters will print a warning if more than 10 listeners are\n// added to it. This is a useful default which helps finding memory leaks.\nvar defaultMaxListeners = 10;\n\nfunction checkListener(listener) {\n if (typeof listener !== 'function') {\n throw new TypeError('The \"listener\" argument must be of type Function. Received type ' + typeof listener);\n }\n}\n\nObject.defineProperty(EventEmitter, 'defaultMaxListeners', {\n enumerable: true,\n get: function() {\n return defaultMaxListeners;\n },\n set: function(arg) {\n if (typeof arg !== 'number' || arg < 0 || NumberIsNaN(arg)) {\n throw new RangeError('The value of \"defaultMaxListeners\" is out of range. It must be a non-negative number. Received ' + arg + '.');\n }\n defaultMaxListeners = arg;\n }\n});\n\nEventEmitter.init = function() {\n\n if (this._events === undefined ||\n this._events === Object.getPrototypeOf(this)._events) {\n this._events = Object.create(null);\n this._eventsCount = 0;\n }\n\n this._maxListeners = this._maxListeners || undefined;\n};\n\n// Obviously not all Emitters should be limited to 10. This function allows\n// that to be increased. Set to zero for unlimited.\nEventEmitter.prototype.setMaxListeners = function setMaxListeners(n) {\n if (typeof n !== 'number' || n < 0 || NumberIsNaN(n)) {\n throw new RangeError('The value of \"n\" is out of range. It must be a non-negative number. Received ' + n + '.');\n }\n this._maxListeners = n;\n return this;\n};\n\nfunction _getMaxListeners(that) {\n if (that._maxListeners === undefined)\n return EventEmitter.defaultMaxListeners;\n return that._maxListeners;\n}\n\nEventEmitter.prototype.getMaxListeners = function getMaxListeners() {\n return _getMaxListeners(this);\n};\n\nEventEmitter.prototype.emit = function emit(type) {\n var args = [];\n for (var i = 1; i < arguments.length; i++) args.push(arguments[i]);\n var doError = (type === 'error');\n\n var events = this._events;\n if (events !== undefined)\n doError = (doError && events.error === undefined);\n else if (!doError)\n return false;\n\n // If there is no 'error' event listener then throw.\n if (doError) {\n var er;\n if (args.length > 0)\n er = args[0];\n if (er instanceof Error) {\n // Note: The comments on the `throw` lines are intentional, they show\n // up in Node's output if this results in an unhandled exception.\n throw er; // Unhandled 'error' event\n }\n // At least give some kind of context to the user\n var err = new Error('Unhandled error.' + (er ? ' (' + er.message + ')' : ''));\n err.context = er;\n throw err; // Unhandled 'error' event\n }\n\n var handler = events[type];\n\n if (handler === undefined)\n return false;\n\n if (typeof handler === 'function') {\n ReflectApply(handler, this, args);\n } else {\n var len = handler.length;\n var listeners = arrayClone(handler, len);\n for (var i = 0; i < len; ++i)\n ReflectApply(listeners[i], this, args);\n }\n\n return true;\n};\n\nfunction _addListener(target, type, listener, prepend) {\n var m;\n var events;\n var existing;\n\n checkListener(listener);\n\n events = target._events;\n if (events === undefined) {\n events = target._events = Object.create(null);\n target._eventsCount = 0;\n } else {\n // To avoid recursion in the case that type === \"newListener\"! Before\n // adding it to the listeners, first emit \"newListener\".\n if (events.newListener !== undefined) {\n target.emit('newListener', type,\n listener.listener ? listener.listener : listener);\n\n // Re-assign `events` because a newListener handler could have caused the\n // this._events to be assigned to a new object\n events = target._events;\n }\n existing = events[type];\n }\n\n if (existing === undefined) {\n // Optimize the case of one listener. Don't need the extra array object.\n existing = events[type] = listener;\n ++target._eventsCount;\n } else {\n if (typeof existing === 'function') {\n // Adding the second element, need to change to array.\n existing = events[type] =\n prepend ? [listener, existing] : [existing, listener];\n // If we've already got an array, just append.\n } else if (prepend) {\n existing.unshift(listener);\n } else {\n existing.push(listener);\n }\n\n // Check for listener leak\n m = _getMaxListeners(target);\n if (m > 0 && existing.length > m && !existing.warned) {\n existing.warned = true;\n // No error code for this since it is a Warning\n // eslint-disable-next-line no-restricted-syntax\n var w = new Error('Possible EventEmitter memory leak detected. ' +\n existing.length + ' ' + String(type) + ' listeners ' +\n 'added. Use emitter.setMaxListeners() to ' +\n 'increase limit');\n w.name = 'MaxListenersExceededWarning';\n w.emitter = target;\n w.type = type;\n w.count = existing.length;\n ProcessEmitWarning(w);\n }\n }\n\n return target;\n}\n\nEventEmitter.prototype.addListener = function addListener(type, listener) {\n return _addListener(this, type, listener, false);\n};\n\nEventEmitter.prototype.on = EventEmitter.prototype.addListener;\n\nEventEmitter.prototype.prependListener =\n function prependListener(type, listener) {\n return _addListener(this, type, listener, true);\n };\n\nfunction onceWrapper() {\n if (!this.fired) {\n this.target.removeListener(this.type, this.wrapFn);\n this.fired = true;\n if (arguments.length === 0)\n return this.listener.call(this.target);\n return this.listener.apply(this.target, arguments);\n }\n}\n\nfunction _onceWrap(target, type, listener) {\n var state = { fired: false, wrapFn: undefined, target: target, type: type, listener: listener };\n var wrapped = onceWrapper.bind(state);\n wrapped.listener = listener;\n state.wrapFn = wrapped;\n return wrapped;\n}\n\nEventEmitter.prototype.once = function once(type, listener) {\n checkListener(listener);\n this.on(type, _onceWrap(this, type, listener));\n return this;\n};\n\nEventEmitter.prototype.prependOnceListener =\n function prependOnceListener(type, listener) {\n checkListener(listener);\n this.prependListener(type, _onceWrap(this, type, listener));\n return this;\n };\n\n// Emits a 'removeListener' event if and only if the listener was removed.\nEventEmitter.prototype.removeListener =\n function removeListener(type, listener) {\n var list, events, position, i, originalListener;\n\n checkListener(listener);\n\n events = this._events;\n if (events === undefined)\n return this;\n\n list = events[type];\n if (list === undefined)\n return this;\n\n if (list === listener || list.listener === listener) {\n if (--this._eventsCount === 0)\n this._events = Object.create(null);\n else {\n delete events[type];\n if (events.removeListener)\n this.emit('removeListener', type, list.listener || listener);\n }\n } else if (typeof list !== 'function') {\n position = -1;\n\n for (i = list.length - 1; i >= 0; i--) {\n if (list[i] === listener || list[i].listener === listener) {\n originalListener = list[i].listener;\n position = i;\n break;\n }\n }\n\n if (position < 0)\n return this;\n\n if (position === 0)\n list.shift();\n else {\n spliceOne(list, position);\n }\n\n if (list.length === 1)\n events[type] = list[0];\n\n if (events.removeListener !== undefined)\n this.emit('removeListener', type, originalListener || listener);\n }\n\n return this;\n };\n\nEventEmitter.prototype.off = EventEmitter.prototype.removeListener;\n\nEventEmitter.prototype.removeAllListeners =\n function removeAllListeners(type) {\n var listeners, events, i;\n\n events = this._events;\n if (events === undefined)\n return this;\n\n // not listening for removeListener, no need to emit\n if (events.removeListener === undefined) {\n if (arguments.length === 0) {\n this._events = Object.create(null);\n this._eventsCount = 0;\n } else if (events[type] !== undefined) {\n if (--this._eventsCount === 0)\n this._events = Object.create(null);\n else\n delete events[type];\n }\n return this;\n }\n\n // emit removeListener for all listeners on all events\n if (arguments.length === 0) {\n var keys = Object.keys(events);\n var key;\n for (i = 0; i < keys.length; ++i) {\n key = keys[i];\n if (key === 'removeListener') continue;\n this.removeAllListeners(key);\n }\n this.removeAllListeners('removeListener');\n this._events = Object.create(null);\n this._eventsCount = 0;\n return this;\n }\n\n listeners = events[type];\n\n if (typeof listeners === 'function') {\n this.removeListener(type, listeners);\n } else if (listeners !== undefined) {\n // LIFO order\n for (i = listeners.length - 1; i >= 0; i--) {\n this.removeListener(type, listeners[i]);\n }\n }\n\n return this;\n };\n\nfunction _listeners(target, type, unwrap) {\n var events = target._events;\n\n if (events === undefined)\n return [];\n\n var evlistener = events[type];\n if (evlistener === undefined)\n return [];\n\n if (typeof evlistener === 'function')\n return unwrap ? [evlistener.listener || evlistener] : [evlistener];\n\n return unwrap ?\n unwrapListeners(evlistener) : arrayClone(evlistener, evlistener.length);\n}\n\nEventEmitter.prototype.listeners = function listeners(type) {\n return _listeners(this, type, true);\n};\n\nEventEmitter.prototype.rawListeners = function rawListeners(type) {\n return _listeners(this, type, false);\n};\n\nEventEmitter.listenerCount = function(emitter, type) {\n if (typeof emitter.listenerCount === 'function') {\n return emitter.listenerCount(type);\n } else {\n return listenerCount.call(emitter, type);\n }\n};\n\nEventEmitter.prototype.listenerCount = listenerCount;\nfunction listenerCount(type) {\n var events = this._events;\n\n if (events !== undefined) {\n var evlistener = events[type];\n\n if (typeof evlistener === 'function') {\n return 1;\n } else if (evlistener !== undefined) {\n return evlistener.length;\n }\n }\n\n return 0;\n}\n\nEventEmitter.prototype.eventNames = function eventNames() {\n return this._eventsCount > 0 ? ReflectOwnKeys(this._events) : [];\n};\n\nfunction arrayClone(arr, n) {\n var copy = new Array(n);\n for (var i = 0; i < n; ++i)\n copy[i] = arr[i];\n return copy;\n}\n\nfunction spliceOne(list, index) {\n for (; index + 1 < list.length; index++)\n list[index] = list[index + 1];\n list.pop();\n}\n\nfunction unwrapListeners(arr) {\n var ret = new Array(arr.length);\n for (var i = 0; i < ret.length; ++i) {\n ret[i] = arr[i].listener || arr[i];\n }\n return ret;\n}\n"]},"metadata":{},"sourceType":"script"}
|