!function e(t,r,n){function i(s,a){if(!r[s]){if(!t[s]){var u="function"==typeof require&&require;if(!a&&u)return u(s,!0);if(o)return o(s,!0);var l=new Error("Cannot find module '"+s+"'");throw l.code="MODULE_NOT_FOUND",l}var c=r[s]={exports:{}};t[s][0].call(c.exports,(function(e){return i(t[s][1][e]||e)}),c,c.exports,e,t,r,n)}return r[s].exports}for(var o="function"==typeof require&&require,s=0;s<n.length;s++)i(n[s]);return i}({1:[function(e,t,r){(function(t,r){(function(){"use strict";var n=e("@babel/runtime/helpers/interopRequireDefault")(e("loglevel")),i=e("@metamask/post-message-stream"),o=e("@metamask/providers/dist/initializeInpageProvider");let s;(()=>{s=r.define;try{r.define=void 0}catch(e){console.warn("MetaMask - global.define could not be deleted.")}})(),(()=>{try{r.define=s}catch(e){console.warn("MetaMask - global.define could not be overwritten.")}})(),n.default.setDefaultLevel(t.env.METAMASK_DEBUG?"debug":"warn");const a=new i.WindowPostMessageStream({name:"metamask-inpage",target:"metamask-contentscript"});(0,o.initializeProvider)({connectionStream:a,logger:n.default,shouldShimWeb3:!0})}).call(this)}).call(this,e("_process"),"undefined"!=typeof global?global:"undefined"!=typeof self?self:"undefined"!=typeof window?window:{})},{"@babel/runtime/helpers/interopRequireDefault":2,"@metamask/post-message-stream":11,"@metamask/providers/dist/initializeInpageProvider":25,_process:62,loglevel:59}],2:[function(e,t,r){t.exports=function(e){return e&&e.__esModule?e:{default:e}},t.exports.default=t.exports,t.exports.__esModule=!0},{}],3:[function(e,t,r){"use strict";var n=this&&this.__importDefault||function(e){return e&&e.__esModule?e:{default:e}};Object.defineProperty(r,"__esModule",{value:!0}),r.ObjectMultiplex=void 0;const i=e("readable-stream"),o=n(e("end-of-stream")),s=n(e("once")),a=e("./Substream"),u=Symbol("IGNORE_SUBSTREAM");class l extends i.Duplex{constructor(e={}){super(Object.assign(Object.assign({},e),{objectMode:!0})),this._substreams={}}createStream(e){if(!e)throw new Error("ObjectMultiplex - name must not be empty");if(this._substreams[e])throw new Error(`ObjectMultiplex - Substream for name "${e}" already exists`);const t=new a.Substream({parent:this,name:e});return this._substreams[e]=t,function(e,t){const r=s.default(t);o.default(e,{readable:!1},r),o.default(e,{writable:!1},r)}(this,(e=>t.destroy(e||void 0))),t}ignoreStream(e){if(!e)throw new Error("ObjectMultiplex - name must not be empty");if(this._substreams[e])throw new Error(`ObjectMultiplex - Substream for name "${e}" already exists`);this._substreams[e]=u}_read(){}_write(e,t,r){const{name:n,data:i}=e;if(!n)return console.warn(`ObjectMultiplex - malformed chunk without name "${e}"`),r();const o=this._substreams[n];return o?(o!==u&&o.push(i),r()):(console.warn(`ObjectMultiplex - orphaned data for stream "${n}"`),r())}}r.ObjectMultiplex=l},{"./Substream":4,"end-of-stream":41,once:60,"readable-stream":75}],4:[function(e,t,r){"use strict";Object.defineProperty(r,"__esModule",{value:!0}),r.Substream=void 0;const n=e("readable-stream");class i extends n.Duplex{constructor({parent:e,name:t}){super({objectMode:!0}),this._parent=e,this._name=t}_read(){}_write(e,t,r){this._parent.push({name:this._name,data:e}),r()}}r.Substream=i},{"readable-stream":75}],5:[function(e,t,r){"use strict";const n=e("./ObjectMultiplex");t.exports=n.ObjectMultiplex},{"./ObjectMultiplex":3}],6:[function(e,t,r){"use strict";Object.defineProperty(r,"__esModule",{value:!0}),r.BasePostMessageStream=void 0;const n=e("readable-stream");function i(){}const o="ACK";class s extends n.Duplex{constructor(){super({objectMode:!0}),this._init=!1,this._haveSyn=!1}_handshake(){this._write("SYN",null,i),this.cork()}_onData(e){if(this._init)try{this.push(e)}catch(e){this.emit("error",e)}else"SYN"===e?(this._haveSyn=!0,this._write(o,null,i)):e===o&&(this._init=!0,this._haveSyn||this._write(o,null,i),this.uncork())}_read(){}_write(e,t,r){this._postMessage(e),r()}}r.BasePostMessageStream=s},{"readable-stream":20}],7:[function(e,t,r){"use strict";Object.defineProperty(r,"__esModule",{value:!0}),r.WindowPostMessageStream=void 0;const n=e("./BasePostMessageStream");class i extends n.BasePostMessageStream{constructor({name:e,target:t,targetWindow:r}){if(!e||!t)throw new Error("Invalid input.");super(),this._name=e,this._target=t,this._targetOrigin=r?"*":location.origin,this._targetWindow=r||window,this._onMessage=this._onMessage.bind(this),window.addEventListener("message",this._onMessage,!1),this._handshake()}_postMessage(e){this._targetWindow.postMessage({target:this._target,data:e},this._targetOrigin)}_onMessage(e){const t=e.data;"*"!==this._targetOrigin&&e.origin!==this._targetOrigin||e.source!==this._targetWindow||"object"!=typeof t||t.target!==this._name||!t.data||this._onData(t.data)}_destroy(){window.removeEventListener("message",this._onMessage,!1)}}r.WindowPostMessageStream=i},{"./BasePostMessageStream":6}],8:[function(e,t,r){"use strict";Object.defineProperty(r,"__esModule",{value:!0}),r.WorkerParentPostMessageStream=void 0;const n=e("./BasePostMessageStream"),i=e("./enums");class o extends n.BasePostMessageStream{constructor({worker:e}){if(!e)throw new Error("Invalid input.");super(),this._target=i.DEDICATED_WORKER_NAME,this._worker=e,this._worker.onmessage=this._onMessage.bind(this),this._handshake()}_postMessage(e){this._worker.postMessage({target:this._target,data:e})}_onMessage(e){const t=e.data;"object"==typeof t&&t.data&&this._onData(t.data)}_destroy(){this._worker.onmessage=null,this._worker=null}}r.WorkerParentPostMessageStream=o},{"./BasePostMessageStream":6,"./enums":10}],9:[function(e,t,r){"use strict";Object.defineProperty(r,"__esModule",{value:!0}),r.WorkerPostMessageStream=void 0;const n=e("./BasePostMessageStream"),i=e("./enums");class o extends n.BasePostMessageStream{constructor(){super(),this._name=i.DEDICATED_WORKER_NAME,self.onmessage=this._onMessage.bind(this),this._handshake()}_postMessage(e){self.postMessage({data:e})}_onMessage(e){const t=e.data;"object"==typeof t&&t.target===this._name&&t.data&&this._onData(t.data)}_destroy(){}}r.WorkerPostMessageStream=o},{"./BasePostMessageStream":6,"./enums":10}],10:[function(e,t,r){"use strict";Object.defineProperty(r,"__esModule",{value:!0}),r.DEDICATED_WORKER_NAME=void 0,r.DEDICATED_WORKER_NAME="dedicatedWorker"},{}],11:[function(e,t,r){"use strict";Object.defineProperty(r,"__esModule",{value:!0}),r.WorkerParentPostMessageStream=r.WorkerPostMessageStream=r.WindowPostMessageStream=void 0;var n=e("./WindowPostMessageStream");Object.defineProperty(r,"WindowPostMessageStream",{enumerable:!0,get:function(){return n.WindowPostMessageStream}});var i=e("./WorkerPostMessageStream");Object.defineProperty(r,"WorkerPostMessageStream",{enumerable:!0,get:function(){return i.WorkerPostMessageStream}});var o=e("./WorkerParentPostMessageStream");Object.defineProperty(r,"WorkerParentPostMessageStream",{enumerable:!0,get:function(){return o.WorkerParentPostMessageStream}})},{"./WindowPostMessageStream":7,"./WorkerParentPostMessageStream":8,"./WorkerPostMessageStream":9}],12:[function(e,t,r){"use strict";var n=e("process-nextick-args"),i=Object.keys||function(e){var t=[];for(var r in e)t.push(r);return t};t.exports=f;var o=e("core-util-is");o.inherits=e("inherits");var s=e("./_stream_readable"),a=e("./_stream_writable");o.inherits(f,s);for(var u=i(a.prototype),l=0;l<u.length;l++){var c=u[l];f.prototype[c]||(f.prototype[c]=a.prototype[c])}function f(e){if(!(this instanceof f))return new f(e);s.call(this,e),a.call(this,e),e&&!1===e.readable&&(this.readable=!1),e&&!1===e.writable&&(this.writable=!1),this.allowHalfOpen=!0,e&&!1===e.allowHalfOpen&&(this.allowHalfOpen=!1),this.once("end",d)}function d(){this.allowHalfOpen||this._writableState.ended||n(h,this)}function h(e){e.end()}Object.defineProperty(f.prototype,"destroyed",{get:function(){return void 0!==this._readableState&&void 0!==this._writableState&&(this._readableState.destroyed&&this._writableState.destroyed)},set:function(e){void 0!==this._readableState&&void 0!==this._writableState&&(this._readableState.destroyed=e,this._writableState.destroyed=e)}}),f.prototype._destroy=function(e,t){this.push(null),this.end(),n(t,e)}},{"./_stream_readable":14,"./_stream_writable":16,"core-util-is":40,inherits:49,"process-nextick-args":61}],13:[function(e,t,r){"use strict";t.exports=o;var n=e("./_stream_transform"),i=e("core-util-is");function o(e){if(!(this instanceof o))return new o(e);n.call(this,e)}i.inherits=e("inherits"),i.inherits(o,n),o.prototype._transform=function(e,t,r){r(null,e)}},{"./_stream_transform":15,"core-util-is":40,inherits:49}],14:[function(e,t,r){(function(r,n){(function(){"use strict";var i=e("process-nextick-args");t.exports=w;var o,s=e("isarray");w.ReadableState=y;e("events").EventEmitter;var a=function(e,t){return e.listeners(t).length},u=e("./internal/streams/stream"),l=e("safe-buffer").Buffer,c=n.Uint8Array||function(){};var f=e("core-util-is");f.inherits=e("inherits");var d=e("util"),h=void 0;h=d&&d.debuglog?d.debuglog("stream"):function(){};var p,g=e("./internal/streams/BufferList"),m=e("./internal/streams/destroy");f.inherits(w,u);var b=["error","close","destroy","pause","resume"];function y(t,r){o=o||e("./_stream_duplex"),t=t||{},this.objectMode=!!t.objectMode,r instanceof o&&(this.objectMode=this.objectMode||!!t.readableObjectMode);var n=t.highWaterMark,i=this.objectMode?16:16384;this.highWaterMark=n||0===n?n:i,this.highWaterMark=Math.floor(this.highWaterMark),this.buffer=new g,this.length=0,this.pipes=null,this.pipesCount=0,this.flowing=null,this.ended=!1,this.endEmitted=!1,this.reading=!1,this.sync=!0,this.needReadable=!1,this.emittedReadable=!1,this.readableListening=!1,this.resumeScheduled=!1,this.destroyed=!1,this.defaultEncoding=t.defaultEncoding||"utf8",this.awaitDrain=0,this.readingMore=!1,this.decoder=null,this.encoding=null,t.encoding&&(p||(p=e("string_decoder/").StringDecoder),this.decoder=new p(t.encoding),this.encoding=t.encoding)}function w(t){if(o=o||e("./_stream_duplex"),!(this instanceof w))return new w(t);this._readableState=new y(t,this),this.readable=!0,t&&("function"==typeof t.read&&(this._read=t.read),"function"==typeof t.destroy&&(this._destroy=t.destroy)),u.call(this)}function v(e,t,r,n,i){var o,s=e._readableState;null===t?(s.reading=!1,function(e,t){if(t.ended)return;if(t.decoder){var r=t.decoder.end();r&&r.length&&(t.buffer.push(r),t.length+=t.objectMode?1:r.length)}t.ended=!0,M(e)}(e,s)):(i||(o=function(e,t){var r;n=t,l.isBuffer(n)||n instanceof c||"string"==typeof t||void 0===t||e.objectMode||(r=new TypeError("Invalid non-string/buffer chunk"));var n;return r}(s,t)),o?e.emit("error",o):s.objectMode||t&&t.length>0?("string"==typeof t||s.objectMode||Object.getPrototypeOf(t)===l.prototype||(t=function(e){return l.from(e)}(t)),n?s.endEmitted?e.emit("error",new Error("stream.unshift() after end event")):_(e,s,t,!0):s.ended?e.emit("error",new Error("stream.push() after EOF")):(s.reading=!1,s.decoder&&!r?(t=s.decoder.write(t),s.objectMode||0!==t.length?_(e,s,t,!1):x(e,s)):_(e,s,t,!1))):n||(s.reading=!1));return function(e){return!e.ended&&(e.needReadable||e.length<e.highWaterMark||0===e.length)}(s)}function _(e,t,r,n){t.flowing&&0===t.length&&!t.sync?(e.emit("data",r),e.read(0)):(t.length+=t.objectMode?1:r.length,n?t.buffer.unshift(r):t.buffer.push(r),t.needReadable&&M(e)),x(e,t)}Object.defineProperty(w.prototype,"destroyed",{get:function(){return void 0!==this._readableState&&this._readableState.destroyed},set:function(e){this._readableState&&(this._readableState.destroyed=e)}}),w.prototype.destroy=m.destroy,w.prototype._undestroy=m.undestroy,w.prototype._destroy=function(e,t){this.push(null),t(e)},w.prototype.push=function(e,t){var r,n=this._readableState;return n.objectMode?r=!0:"string"==typeof e&&((t=t||n.defaultEncoding)!==n.encoding&&(e=l.from(e,t),t=""),r=!0),v(this,e,t,!1,r)},w.prototype.unshift=function(e){return v(this,e,null,!0,!1)},w.prototype.isPaused=function(){return!1===this._readableState.flowing},w.prototype.setEncoding=function(t){return p||(p=e("string_decoder/").StringDecoder),this._readableState.decoder=new p(t),this._readableState.encoding=t,this};var S=8388608;function E(e,t){return e<=0||0===t.length&&t.ended?0:t.objectMode?1:e!=e?t.flowing&&t.length?t.buffer.head.data.length:t.length:(e>t.highWaterMark&&(t.highWaterMark=function(e){return e>=S?e=S:(e--,e|=e>>>1,e|=e>>>2,e|=e>>>4,e|=e>>>8,e|=e>>>16,e++),e}(e)),e<=t.length?e:t.ended?t.length:(t.needReadable=!0,0))}function M(e){var t=e._readableState;t.needReadable=!1,t.emittedReadable||(h("emitReadable",t.flowing),t.emittedReadable=!0,t.sync?i(k,e):k(e))}function k(e){h("emit readable"),e.emit("readable"),P(e)}function x(e,t){t.readingMore||(t.readingMore=!0,i(R,e,t))}function R(e,t){for(var r=t.length;!t.reading&&!t.flowing&&!t.ended&&t.length<t.highWaterMark&&(h("maybeReadMore read 0"),e.read(0),r!==t.length);)r=t.length;t.readingMore=!1}function j(e){h("readable nexttick read 0"),e.read(0)}function C(e,t){t.reading||(h("resume read 0"),e.read(0)),t.resumeScheduled=!1,t.awaitDrain=0,e.emit("resume"),P(e),t.flowing&&!t.reading&&e.read(0)}function P(e){var t=e._readableState;for(h("flow",t.flowing);t.flowing&&null!==e.read(););}function O(e,t){return 0===t.length?null:(t.objectMode?r=t.buffer.shift():!e||e>=t.length?(r=t.decoder?t.buffer.join(""):1===t.buffer.length?t.buffer.head.data:t.buffer.concat(t.length),t.buffer.clear()):r=function(e,t,r){var n;e<t.head.data.length?(n=t.head.data.slice(0,e),t.head.data=t.head.data.slice(e)):n=e===t.head.data.length?t.shift():r?function(e,t){var r=t.head,n=1,i=r.data;e-=i.length;for(;r=r.next;){var o=r.data,s=e>o.length?o.length:e;if(s===o.length?i+=o:i+=o.slice(0,e),0===(e-=s)){s===o.length?(++n,r.next?t.head=r.next:t.head=t.tail=null):(t.head=r,r.data=o.slice(s));break}++n}return t.length-=n,i}(e,t):function(e,t){var r=l.allocUnsafe(e),n=t.head,i=1;n.data.copy(r),e-=n.data.length;for(;n=n.next;){var o=n.data,s=e>o.length?o.length:e;if(o.copy(r,r.length-e,0,s),0===(e-=s)){s===o.length?(++i,n.next?t.head=n.next:t.head=t.tail=null):(t.head=n,n.data=o.slice(s));break}++i}return t.length-=i,r}(e,t);return n}(e,t.buffer,t.decoder),r);var r}function T(e){var t=e._readableState;if(t.length>0)throw new Error('"endReadable()" called on non-empty stream');t.endEmitted||(t.ended=!0,i(A,t,e))}function A(e,t){e.endEmitted||0!==e.length||(e.endEmitted=!0,t.readable=!1,t.emit("end"))}function L(e,t){for(var r=0,n=e.length;r<n;r++)if(e[r]===t)return r;return-1}w.prototype.read=function(e){h("read",e),e=parseInt(e,10);var t=this._readableState,r=e;if(0!==e&&(t.emittedReadable=!1),0===e&&t.needReadable&&(t.length>=t.highWaterMark||t.ended))return h("read: emitReadable",t.length,t.ended),0===t.length&&t.ended?T(this):M(this),null;if(0===(e=E(e,t))&&t.ended)return 0===t.length&&T(this),null;var n,i=t.needReadable;return h("need readable",i),(0===t.length||t.length-e<t.highWaterMark)&&h("length less than watermark",i=!0),t.ended||t.reading?h("reading or ended",i=!1):i&&(h("do read"),t.reading=!0,t.sync=!0,0===t.length&&(t.needReadable=!0),this._read(t.highWaterMark),t.sync=!1,t.reading||(e=E(r,t))),null===(n=e>0?O(e,t):null)?(t.needReadable=!0,e=0):t.length-=e,0===t.length&&(t.ended||(t.needReadable=!0),r!==e&&t.ended&&T(this)),null!==n&&this.emit("data",n),n},w.prototype._read=function(e){this.emit("error",new Error("_read() is not implemented"))},w.prototype.pipe=function(e,t){var n=this,o=this._readableState;switch(o.pipesCount){case 0:o.pipes=e;break;case 1:o.pipes=[o.pipes,e];break;default:o.pipes.push(e)}o.pipesCount+=1,h("pipe count=%d opts=%j",o.pipesCount,t);var u=(!t||!1!==t.end)&&e!==r.stdout&&e!==r.stderr?c:w;function l(t,r){h("onunpipe"),t===n&&r&&!1===r.hasUnpiped&&(r.hasUnpiped=!0,h("cleanup"),e.removeListener("close",b),e.removeListener("finish",y),e.removeListener("drain",f),e.removeListener("error",m),e.removeListener("unpipe",l),n.removeListener("end",c),n.removeListener("end",w),n.removeListener("data",g),d=!0,!o.awaitDrain||e._writableState&&!e._writableState.needDrain||f())}function c(){h("onend"),e.end()}o.endEmitted?i(u):n.once("end",u),e.on("unpipe",l);var f=function(e){return function(){var t=e._readableState;h("pipeOnDrain",t.awaitDrain),t.awaitDrain&&t.awaitDrain--,0===t.awaitDrain&&a(e,"data")&&(t.flowing=!0,P(e))}}(n);e.on("drain",f);var d=!1;var p=!1;function g(t){h("ondata"),p=!1,!1!==e.write(t)||p||((1===o.pipesCount&&o.pipes===e||o.pipesCount>1&&-1!==L(o.pipes,e))&&!d&&(h("false write response, pause",n._readableState.awaitDrain),n._readableState.awaitDrain++,p=!0),n.pause())}function m(t){h("onerror",t),w(),e.removeListener("error",m),0===a(e,"error")&&e.emit("error",t)}function b(){e.removeListener("finish",y),w()}function y(){h("onfinish"),e.removeListener("close",b),w()}function w(){h("unpipe"),n.unpipe(e)}return n.on("data",g),function(e,t,r){if("function"==typeof e.prependListener)return e.prependListener(t,r);e._events&&e._events[t]?s(e._events[t])?e._events[t].unshift(r):e._events[t]=[r,e._events[t]]:e.on(t,r)}(e,"error",m),e.once("close",b),e.once("finish",y),e.emit("pipe",n),o.flowing||(h("pipe resume"),n.resume()),e},w.prototype.unpipe=function(e){var t=this._readableState,r={hasUnpiped:!1};if(0===t.pipesCount)return this;if(1===t.pipesCount)return e&&e!==t.pipes||(e||(e=t.pipes),t.pipes=null,t.pipesCount=0,t.flowing=!1,e&&e.emit("unpipe",this,r)),this;if(!e){var n=t.pipes,i=t.pipesCount;t.pipes=null,t.pipesCount=0,t.flowing=!1;for(var o=0;o<i;o++)n[o].emit("unpipe",this,r);return this}var s=L(t.pipes,e);return-1===s||(t.pipes.splice(s,1),t.pipesCount-=1,1===t.pipesCount&&(t.pipes=t.pipes[0]),e.emit("unpipe",this,r)),this},w.prototype.on=function(e,t){var r=u.prototype.on.call(this,e,t);if("data"===e)!1!==this._readableState.flowing&&this.resume();else if("readable"===e){var n=this._readableState;n.endEmitted||n.readableListening||(n.readableListening=n.needReadable=!0,n.emittedReadable=!1,n.reading?n.length&&M(this):i(j,this))}return r},w.prototype.addListener=w.prototype.on,w.prototype.resume=function(){var e=this._readableState;return e.flowing||(h("resume"),e.flowing=!0,function(e,t){t.resumeScheduled||(t.resumeScheduled=!0,i(C,e,t))}(this,e)),this},w.prototype.pause=function(){return h("call pause flowing=%j",this._readableState.flowing),!1!==this._readableState.flowing&&(h("pause"),this._readableState.flowing=!1,this.emit("pause")),this},w.prototype.wrap=function(e){var t=this._readableState,r=!1,n=this;for(var i in e.on("end",(function(){if(h("wrapped end"),t.decoder&&!t.ended){var e=t.decoder.end();e&&e.length&&n.push(e)}n.push(null)})),e.on("data",(function(i){(h("wrapped data"),t.decoder&&(i=t.decoder.write(i)),t.objectMode&&null==i)||(t.objectMode||i&&i.length)&&(n.push(i)||(r=!0,e.pause()))})),e)void 0===this[i]&&"function"==typeof e[i]&&(this[i]=function(t){return function(){return e[t].apply(e,arguments)}}(i));for(var o=0;o<b.length;o++)e.on(b[o],n.emit.bind(n,b[o]));return n._read=function(t){h("wrapped _read",t),r&&(r=!1,e.resume())},n},w._fromList=O}).call(this)}).call(this,e("_process"),"undefined"!=typeof global?global:"undefined"!=typeof self?self:"undefined"!=typeof window?window:{})},{"./_stream_duplex":12,"./internal/streams/BufferList":17,"./internal/streams/destroy":18,"./internal/streams/stream":19,_process:62,"core-util-is":40,events:39,inherits:49,isarray:51,"process-nextick-args":61,"safe-buffer":21,"string_decoder/":22,util:37}],15:[function(e,t,r){"use strict";t.exports=s;var n=e("./_stream_duplex"),i=e("core-util-is");function o(e){this.afterTransform=function(t,r){return function(e,t,r){var n=e._transformState;n.transforming=!1;var i=n.writecb;if(!i)return e.emit("error",new Error("write callback called multiple times"));n.writechunk=null,n.writecb=null,null!=r&&e.push(r);i(t);var o=e._readableState;o.reading=!1,(o.needReadable||o.length<o.highWaterMark)&&e._read(o.highWaterMark)}(e,t,r)},this.needTransform=!1,this.transforming=!1,this.writecb=null,this.writechunk=null,this.writeencoding=null}function s(e){if(!(this instanceof s))return new s(e);n.call(this,e),this._transformState=new o(this);var t=this;this._readableState.needReadable=!0,this._readableState.sync=!1,e&&("function"==typeof e.transform&&(this._transform=e.transform),"function"==typeof e.flush&&(this._flush=e.flush)),this.once("prefinish",(function(){"function"==typeof this._flush?this._flush((function(e,r){a(t,e,r)})):a(t)}))}function a(e,t,r){if(t)return e.emit("error",t);null!=r&&e.push(r);var n=e._writableState,i=e._transformState;if(n.length)throw new Error("Calling transform done when ws.length != 0");if(i.transforming)throw new Error("Calling transform done when still transforming");return e.push(null)}i.inherits=e("inherits"),i.inherits(s,n),s.prototype.push=function(e,t){return this._transformState.needTransform=!1,n.prototype.push.call(this,e,t)},s.prototype._transform=function(e,t,r){throw new Error("_transform() is not implemented")},s.prototype._write=function(e,t,r){var n=this._transformState;if(n.writecb=r,n.writechunk=e,n.writeencoding=t,!n.transforming){var i=this._readableState;(n.needTransform||i.needReadable||i.length<i.highWaterMark)&&this._read(i.highWaterMark)}},s.prototype._read=function(e){var t=this._transformState;null!==t.writechunk&&t.writecb&&!t.transforming?(t.transforming=!0,this._transform(t.writechunk,t.writeencoding,t.afterTransform)):t.needTransform=!0},s.prototype._destroy=function(e,t){var r=this;n.prototype._destroy.call(this,e,(function(e){t(e),r.emit("close")}))}},{"./_stream_duplex":12,"core-util-is":40,inherits:49}],16:[function(e,t,r){(function(r,n,i){(function(){"use strict";var o=e("process-nextick-args");function s(e){var t=this;this.next=null,this.entry=null,this.finish=function(){!function(e,t,r){var n=e.entry;e.entry=null;for(;n;){var i=n.callback;t.pendingcb--,i(r),n=n.next}t.corkedRequestsFree?t.corkedRequestsFree.next=e:t.corkedRequestsFree=e}(t,e)}}t.exports=y;var a,u=!r.browser&&["v0.10","v0.9."].indexOf(r.version.slice(0,5))>-1?i:o;y.WritableState=b;var l=e("core-util-is");l.inherits=e("inherits");var c={deprecate:e("util-deprecate")},f=e("./internal/streams/stream"),d=e("safe-buffer").Buffer,h=n.Uint8Array||function(){};var p,g=e("./internal/streams/destroy");function m(){}function b(t,r){a=a||e("./_stream_duplex"),t=t||{},this.objectMode=!!t.objectMode,r instanceof a&&(this.objectMode=this.objectMode||!!t.writableObjectMode);var n=t.highWaterMark,i=this.objectMode?16:16384;this.highWaterMark=n||0===n?n:i,this.highWaterMark=Math.floor(this.highWaterMark),this.finalCalled=!1,this.needDrain=!1,this.ending=!1,this.ended=!1,this.finished=!1,this.destroyed=!1;var l=!1===t.decodeStrings;this.decodeStrings=!l,this.defaultEncoding=t.defaultEncoding||"utf8",this.length=0,this.writing=!1,this.corked=0,this.sync=!0,this.bufferProcessing=!1,this.onwrite=function(e){!function(e,t){var r=e._writableState,n=r.sync,i=r.writecb;if(function(e){e.writing=!1,e.writecb=null,e.length-=e.writelen,e.writelen=0}(r),t)!function(e,t,r,n,i){--t.pendingcb,r?(o(i,n),o(M,e,t),e._writableState.errorEmitted=!0,e.emit("error",n)):(i(n),e._writableState.errorEmitted=!0,e.emit("error",n),M(e,t))}(e,r,n,t,i);else{var s=S(r);s||r.corked||r.bufferProcessing||!r.bufferedRequest||_(e,r),n?u(v,e,r,s,i):v(e,r,s,i)}}(r,e)},this.writecb=null,this.writelen=0,this.bufferedRequest=null,this.lastBufferedRequest=null,this.pendingcb=0,this.prefinished=!1,this.errorEmitted=!1,this.bufferedRequestCount=0,this.corkedRequestsFree=new s(this)}function y(t){if(a=a||e("./_stream_duplex"),!(p.call(y,this)||this instanceof a))return new y(t);this._writableState=new b(t,this),this.writable=!0,t&&("function"==typeof t.write&&(this._write=t.write),"function"==typeof t.writev&&(this._writev=t.writev),"function"==typeof t.destroy&&(this._destroy=t.destroy),"function"==typeof t.final&&(this._final=t.final)),f.call(this)}function w(e,t,r,n,i,o,s){t.writelen=n,t.writecb=s,t.writing=!0,t.sync=!0,r?e._writev(i,t.onwrite):e._write(i,o,t.onwrite),t.sync=!1}function v(e,t,r,n){r||function(e,t){0===t.length&&t.needDrain&&(t.needDrain=!1,e.emit("drain"))}(e,t),t.pendingcb--,n(),M(e,t)}function _(e,t){t.bufferProcessing=!0;var r=t.bufferedRequest;if(e._writev&&r&&r.next){var n=t.bufferedRequestCount,i=new Array(n),o=t.corkedRequestsFree;o.entry=r;for(var a=0,u=!0;r;)i[a]=r,r.isBuf||(u=!1),r=r.next,a+=1;i.allBuffers=u,w(e,t,!0,t.length,i,"",o.finish),t.pendingcb++,t.lastBufferedRequest=null,o.next?(t.corkedRequestsFree=o.next,o.next=null):t.corkedRequestsFree=new s(t)}else{for(;r;){var l=r.chunk,c=r.encoding,f=r.callback;if(w(e,t,!1,t.objectMode?1:l.length,l,c,f),r=r.next,t.writing)break}null===r&&(t.lastBufferedRequest=null)}t.bufferedRequestCount=0,t.bufferedRequest=r,t.bufferProcessing=!1}function S(e){return e.ending&&0===e.length&&null===e.bufferedRequest&&!e.finished&&!e.writing}function E(e,t){e._final((function(r){t.pendingcb--,r&&e.emit("error",r),t.prefinished=!0,e.emit("prefinish"),M(e,t)}))}function M(e,t){var r=S(t);return r&&(!function(e,t){t.prefinished||t.finalCalled||("function"==typeof e._final?(t.pendingcb++,t.finalCalled=!0,o(E,e,t)):(t.prefinished=!0,e.emit("prefinish")))}(e,t),0===t.pendingcb&&(t.finished=!0,e.emit("finish"))),r}l.inherits(y,f),b.prototype.getBuffer=function(){for(var e=this.bufferedRequest,t=[];e;)t.push(e),e=e.next;return t},function(){try{Object.defineProperty(b.prototype,"buffer",{get:c.deprecate((function(){return this.getBuffer()}),"_writableState.buffer is deprecated. Use _writableState.getBuffer instead.","DEP0003")})}catch(e){}}(),"function"==typeof Symbol&&Symbol.hasInstance&&"function"==typeof Function.prototype[Symbol.hasInstance]?(p=Function.prototype[Symbol.hasInstance],Object.defineProperty(y,Symbol.hasInstance,{value:function(e){return!!p.call(this,e)||e&&e._writableState instanceof b}})):p=function(e){return e instanceof this},y.prototype.pipe=function(){this.emit("error",new Error("Cannot pipe, not readable"))},y.prototype.write=function(e,t,r){var n,i=this._writableState,s=!1,a=(n=e,(d.isBuffer(n)||n instanceof h)&&!i.objectMode);return a&&!d.isBuffer(e)&&(e=function(e){return d.from(e)}(e)),"function"==typeof t&&(r=t,t=null),a?t="buffer":t||(t=i.defaultEncoding),"function"!=typeof r&&(r=m),i.ended?function(e,t){var r=new Error("write after end");e.emit("error",r),o(t,r)}(this,r):(a||function(e,t,r,n){var i=!0,s=!1;return null===r?s=new TypeError("May not write null values to stream"):"string"==typeof r||void 0===r||t.objectMode||(s=new TypeError("Invalid non-string/buffer chunk")),s&&(e.emit("error",s),o(n,s),i=!1),i}(this,i,e,r))&&(i.pendingcb++,s=function(e,t,r,n,i,o){if(!r){var s=function(e,t,r){e.objectMode||!1===e.decodeStrings||"string"!=typeof t||(t=d.from(t,r));return t}(t,n,i);n!==s&&(r=!0,i="buffer",n=s)}var a=t.objectMode?1:n.length;t.length+=a;var u=t.length<t.highWaterMark;u||(t.needDrain=!0);if(t.writing||t.corked){var l=t.lastBufferedRequest;t.lastBufferedRequest={chunk:n,encoding:i,isBuf:r,callback:o,next:null},l?l.next=t.lastBufferedRequest:t.bufferedRequest=t.lastBufferedRequest,t.bufferedRequestCount+=1}else w(e,t,!1,a,n,i,o);return u}(this,i,a,e,t,r)),s},y.prototype.cork=function(){this._writableState.corked++},y.prototype.uncork=function(){var e=this._writableState;e.corked&&(e.corked--,e.writing||e.corked||e.finished||e.bufferProcessing||!e.bufferedRequest||_(this,e))},y.prototype.setDefaultEncoding=function(e){if("string"==typeof e&&(e=e.toLowerCase()),!(["hex","utf8","utf-8","ascii","binary","base64","ucs2","ucs-2","utf16le","utf-16le","raw"].indexOf((e+"").toLowerCase())>-1))throw new TypeError("Unknown encoding: "+e);return this._writableState.defaultEncoding=e,this},y.prototype._write=function(e,t,r){r(new Error("_write() is not implemented"))},y.prototype._writev=null,y.prototype.end=function(e,t,r){var n=this._writableState;"function"==typeof e?(r=e,e=null,t=null):"function"==typeof t&&(r=t,t=null),null!=e&&this.write(e,t),n.corked&&(n.corked=1,this.uncork()),n.ending||n.finished||function(e,t,r){t.ending=!0,M(e,t),r&&(t.finished?o(r):e.once("finish",r));t.ended=!0,e.writable=!1}(this,n,r)},Object.defineProperty(y.prototype,"destroyed",{get:function(){return void 0!==this._writableState&&this._writableState.destroyed},set:function(e){this._writableState&&(this._writableState.destroyed=e)}}),y.prototype.destroy=g.destroy,y.prototype._undestroy=g.undestroy,y.prototype._destroy=function(e,t){this.end(),t(e)}}).call(this)}).call(this,e("_process"),"undefined"!=typeof global?global:"undefined"!=typeof self?self:"undefined"!=typeof window?window:{},e("timers").setImmediate)},{"./_stream_duplex":12,"./internal/streams/destroy":18,"./internal/streams/stream":19,_process:62,"core-util-is":40,inherits:49,"process-nextick-args":61,"safe-buffer":21,timers:76,"util-deprecate":77}],17:[function(e,t,r){"use strict";var n=e("safe-buffer").Buffer;t.exports=function(){function e(){!function(e,t){if(!(e instanceof t))throw new TypeError("Cannot call a class as a function")}(this,e),this.head=null,this.tail=null,this.length=0}return e.prototype.push=function(e){var t={data:e,next:null};this.length>0?this.tail.next=t:this.head=t,this.tail=t,++this.length},e.prototype.unshift=function(e){var t={data:e,next:this.head};0===this.length&&(this.tail=t),this.head=t,++this.length},e.prototype.shift=function(){if(0!==this.length){var e=this.head.data;return 1===this.length?this.head=this.tail=null:this.head=this.head.next,--this.length,e}},e.prototype.clear=function(){this.head=this.tail=null,this.length=0},e.prototype.join=function(e){if(0===this.length)return"";for(var t=this.head,r=""+t.data;t=t.next;)r+=e+t.data;return r},e.prototype.concat=function(e){if(0===this.length)return n.alloc(0);if(1===this.length)return this.head.data;for(var t,r,i,o=n.allocUnsafe(e>>>0),s=this.head,a=0;s;)t=s.data,r=o,i=a,t.copy(r,i),a+=s.data.length,s=s.next;return o},e}()},{"safe-buffer":21}],18:[function(e,t,r){"use strict";var n=e("process-nextick-args");function i(e,t){e.emit("error",t)}t.exports={destroy:function(e,t){var r=this,o=this._readableState&&this._readableState.destroyed,s=this._writableState&&this._writableState.destroyed;o||s?t?t(e):!e||this._writableState&&this._writableState.errorEmitted||n(i,this,e):(this._readableState&&(this._readableState.destroyed=!0),this._writableState&&(this._writableState.destroyed=!0),this._destroy(e||null,(function(e){!t&&e?(n(i,r,e),r._writableState&&(r._writableState.errorEmitted=!0)):t&&t(e)})))},undestroy:function(){this._readableState&&(this._readableState.destroyed=!1,this._readableState.reading=!1,this._readableState.ended=!1,this._readableState.endEmitted=!1),this._writableState&&(this._writableState.destroyed=!1,this._writableState.ended=!1,this._writableState.ending=!1,this._writableState.finished=!1,this._writableState.errorEmitted=!1)}}},{"process-nextick-args":61}],19:[function(e,t,r){t.exports=e("events").EventEmitter},{events:39}],20:[function(e,t,r){(r=t.exports=e("./lib/_stream_readable.js")).Stream=r,r.Readable=r,r.Writable=e("./lib/_stream_writable.js"),r.Duplex=e("./lib/_stream_duplex.js"),r.Transform=e("./lib/_stream_transform.js"),r.PassThrough=e("./lib/_stream_passthrough.js")},{"./lib/_stream_duplex.js":12,"./lib/_stream_passthrough.js":13,"./lib/_stream_readable.js":14,"./lib/_stream_transform.js":15,"./lib/_stream_writable.js":16}],21:[function(e,t,r){var n=e("buffer"),i=n.Buffer;function o(e,t){for(var r in e)t[r]=e[r]}function s(e,t,r){return i(e,t,r)}i.from&&i.alloc&&i.allocUnsafe&&i.allocUnsafeSlow?t.exports=n:(o(n,r),r.Buffer=s),o(i,s),s.from=function(e,t,r){if("number"==typeof e)throw new TypeError("Argument must not be a number");return i(e,t,r)},s.alloc=function(e,t,r){if("number"!=typeof e)throw new TypeError("Argument must be a number");var n=i(e);return void 0!==t?"string"==typeof r?n.fill(t,r):n.fill(t):n.fill(0),n},s.allocUnsafe=function(e){if("number"!=typeof e)throw new TypeError("Argument must be a number");return i(e)},s.allocUnsafeSlow=function(e){if("number"!=typeof e)throw new TypeError("Argument must be a number");return n.SlowBuffer(e)}},{buffer:38}],22:[function(e,t,r){"use strict";var n=e("safe-buffer").Buffer,i=n.isEncoding||function(e){switch((e=""+e)&&e.toLowerCase()){case"hex":case"utf8":case"utf-8":case"ascii":case"binary":case"base64":case"ucs2":case"ucs-2":case"utf16le":case"utf-16le":case"raw":return!0;default:return!1}};function o(e){var t;switch(this.encoding=function(e){var t=function(e){if(!e)return"utf8";for(var t;;)switch(e){case"utf8":case"utf-8":return"utf8";case"ucs2":case"ucs-2":case"utf16le":case"utf-16le":return"utf16le";case"latin1":case"binary":return"latin1";case"base64":case"ascii":case"hex":return e;default:if(t)return;e=(""+e).toLowerCase(),t=!0}}(e);if("string"!=typeof t&&(n.isEncoding===i||!i(e)))throw new Error("Unknown encoding: "+e);return t||e}(e),this.encoding){case"utf16le":this.text=u,this.end=l,t=4;break;case"utf8":this.fillLast=a,t=4;break;case"base64":this.text=c,this.end=f,t=3;break;default:return this.write=d,void(this.end=h)}this.lastNeed=0,this.lastTotal=0,this.lastChar=n.allocUnsafe(t)}function s(e){return e<=127?0:e>>5==6?2:e>>4==14?3:e>>3==30?4:-1}function a(e){var t=this.lastTotal-this.lastNeed,r=function(e,t,r){if(128!=(192&t[0]))return e.lastNeed=0,"�".repeat(r);if(e.lastNeed>1&&t.length>1){if(128!=(192&t[1]))return e.lastNeed=1,"�".repeat(r+1);if(e.lastNeed>2&&t.length>2&&128!=(192&t[2]))return e.lastNeed=2,"�".repeat(r+2)}}(this,e,t);return void 0!==r?r:this.lastNeed<=e.length?(e.copy(this.lastChar,t,0,this.lastNeed),this.lastChar.toString(this.encoding,0,this.lastTotal)):(e.copy(this.lastChar,t,0,e.length),void(this.lastNeed-=e.length))}function u(e,t){if((e.length-t)%2==0){var r=e.toString("utf16le",t);if(r){var n=r.charCodeAt(r.length-1);if(n>=55296&&n<=56319)return this.lastNeed=2,this.lastTotal=4,this.lastChar[0]=e[e.length-2],this.lastChar[1]=e[e.length-1],r.slice(0,-1)}return r}return this.lastNeed=1,this.lastTotal=2,this.lastChar[0]=e[e.length-1],e.toString("utf16le",t,e.length-1)}function l(e){var t=e&&e.length?this.write(e):"";if(this.lastNeed){var r=this.lastTotal-this.lastNeed;return t+this.lastChar.toString("utf16le",0,r)}return t}function c(e,t){var r=(e.length-t)%3;return 0===r?e.toString("base64",t):(this.lastNeed=3-r,this.lastTotal=3,1===r?this.lastChar[0]=e[e.length-1]:(this.lastChar[0]=e[e.length-2],this.lastChar[1]=e[e.length-1]),e.toString("base64",t,e.length-r))}function f(e){var t=e&&e.length?this.write(e):"";return this.lastNeed?t+this.lastChar.toString("base64",0,3-this.lastNeed):t}function d(e){return e.toString(this.encoding)}function h(e){return e&&e.length?this.write(e):""}r.StringDecoder=o,o.prototype.write=function(e){if(0===e.length)return"";var t,r;if(this.lastNeed){if(void 0===(t=this.fillLast(e)))return"";r=this.lastNeed,this.lastNeed=0}else r=0;return r<e.length?t?t+this.text(e,r):this.text(e,r):t||""},o.prototype.end=function(e){var t=e&&e.length?this.write(e):"";return this.lastNeed?t+"�".repeat(this.lastTotal-this.lastNeed):t},o.prototype.text=function(e,t){var r=function(e,t,r){var n=t.length-1;if(n<r)return 0;var i=s(t[n]);if(i>=0)return i>0&&(e.lastNeed=i-1),i;if(--n<r)return 0;if((i=s(t[n]))>=0)return i>0&&(e.lastNeed=i-2),i;if(--n<r)return 0;if((i=s(t[n]))>=0)return i>0&&(2===i?i=0:e.lastNeed=i-3),i;return 0}(this,e,t);if(!this.lastNeed)return e.toString("utf8",t);this.lastTotal=r;var n=e.length-(r-this.lastNeed);return e.copy(this.lastChar,0,n),e.toString("utf8",t,n)},o.prototype.fillLast=function(e){if(this.lastNeed<=e.length)return e.copy(this.lastChar,this.lastTotal-this.lastNeed,0,this.lastNeed),this.lastChar.toString(this.encoding,0,this.lastTotal);e.copy(this.lastChar,this.lastTotal-this.lastNeed,0,e.length),this.lastNeed-=e.length}},{"safe-buffer":21}],23:[function(e,t,r){"use strict";var n=this&&this.__importDefault||function(e){return e&&e.__esModule?e:{default:e}};Object.defineProperty(r,"__esModule",{value:!0});const i=n(e("pump")),o=e("json-rpc-engine"),s=e("json-rpc-middleware-stream"),a=n(e("@metamask/object-multiplex")),u=n(e("@metamask/safe-event-emitter")),l=n(e("fast-deep-equal")),c=e("eth-rpc-errors"),f=e("is-stream"),d=n(e("./messages")),h=e("./utils");class p extends u.default{constructor(e,{jsonRpcStreamName:t="metamask-provider",logger:r=console,maxEventListeners:n=100}={}){if(super(),!f.duplex(e))throw new Error(d.default.errors.invalidDuplexStream());this._log=r,this.setMaxListeners(n),this._state=Object.assign({},p._defaultState),this.selectedAddress=null,this.chainId=null,this._handleAccountsChanged=this._handleAccountsChanged.bind(this),this._handleConnect=this._handleConnect.bind(this),this._handleChainChanged=this._handleChainChanged.bind(this),this._handleDisconnect=this._handleDisconnect.bind(this),this._handleStreamDisconnect=this._handleStreamDisconnect.bind(this),this._handleUnlockStateChanged=this._handleUnlockStateChanged.bind(this),this._rpcRequest=this._rpcRequest.bind(this),this.request=this.request.bind(this);const u=new a.default;i.default(e,u,e,this._handleStreamDisconnect.bind(this,"MetaMask")),this.on("connect",(()=>{this._state.isConnected=!0})),this._jsonRpcConnection=s.createStreamMiddleware(),i.default(this._jsonRpcConnection.stream,u.createStream(t),this._jsonRpcConnection.stream,this._handleStreamDisconnect.bind(this,"MetaMask RpcProvider"));const l=new o.JsonRpcEngine;l.push(o.createIdRemapMiddleware()),l.push(h.createErrorMiddleware(this._log)),l.push(this._jsonRpcConnection.middleware),this._rpcEngine=l,this._initializeState(),this._jsonRpcConnection.events.on("notification",(t=>{const{method:r,params:n}=t;"metamask_accountsChanged"===r?this._handleAccountsChanged(n):"metamask_unlockStateChanged"===r?this._handleUnlockStateChanged(n):"metamask_chainChanged"===r?this._handleChainChanged(n):h.EMITTED_NOTIFICATIONS.includes(r)?this.emit("message",{type:r,data:n}):"METAMASK_STREAM_FAILURE"===r&&e.destroy(new Error(d.default.errors.permanentlyDisconnected()))}))}isConnected(){return this._state.isConnected}async request(e){if(!e||"object"!=typeof e||Array.isArray(e))throw c.ethErrors.rpc.invalidRequest({message:d.default.errors.invalidRequestArgs(),data:e});const{method:t,params:r}=e;if("string"!=typeof t||0===t.length)throw c.ethErrors.rpc.invalidRequest({message:d.default.errors.invalidRequestMethod(),data:e});if(void 0!==r&&!Array.isArray(r)&&("object"!=typeof r||null===r))throw c.ethErrors.rpc.invalidRequest({message:d.default.errors.invalidRequestParams(),data:e});return new Promise(((e,n)=>{this._rpcRequest({method:t,params:r},h.getRpcPromiseCallback(e,n))}))}async _initializeState(){try{const{accounts:e,chainId:t,isUnlocked:r,networkVersion:n}=await this.request({method:"metamask_getProviderState"});this.emit("connect",{chainId:t}),this._handleChainChanged({chainId:t,networkVersion:n}),this._handleUnlockStateChanged({accounts:e,isUnlocked:r}),this._handleAccountsChanged(e)}catch(e){this._log.error("MetaMask: Failed to get initial state. Please report this bug.",e)}finally{this._state.initialized=!0,this.emit("_initialized")}}_rpcRequest(e,t){let r=t;return Array.isArray(e)||(e.jsonrpc||(e.jsonrpc="2.0"),"eth_accounts"!==e.method&&"eth_requestAccounts"!==e.method||(r=(r,n)=>{this._handleAccountsChanged(n.result||[],"eth_accounts"===e.method),t(r,n)})),this._rpcEngine.handle(e,r)}_handleConnect(e){this._state.isConnected||(this._state.isConnected=!0,this.emit("connect",{chainId:e}),this._log.debug(d.default.info.connected(e)))}_handleDisconnect(e,t){if(this._state.isConnected||!this._state.isPermanentlyDisconnected&&!e){let r;this._state.isConnected=!1,e?(r=new c.EthereumRpcError(1013,t||d.default.errors.disconnected()),this._log.debug(r)):(r=new c.EthereumRpcError(1011,t||d.default.errors.permanentlyDisconnected()),this._log.error(r),this.chainId=null,this._state.accounts=null,this.selectedAddress=null,this._state.isUnlocked=!1,this._state.isPermanentlyDisconnected=!0),this.emit("disconnect",r)}}_handleStreamDisconnect(e,t){h.logStreamDisconnectWarning(this._log,e,t,this),this._handleDisconnect(!1,t?t.message:void 0)}_handleChainChanged({chainId:e,networkVersion:t}={}){e&&"string"==typeof e&&e.startsWith("0x")&&t&&"string"==typeof t?"loading"===t?this._handleDisconnect(!0):(this._handleConnect(e),e!==this.chainId&&(this.chainId=e,this._state.initialized&&this.emit("chainChanged",this.chainId))):this._log.error("MetaMask: Received invalid network parameters. Please report this bug.",{chainId:e,networkVersion:t})}_handleAccountsChanged(e,t=!1){let r=e;Array.isArray(e)||(this._log.error("MetaMask: Received invalid accounts parameter. Please report this bug.",e),r=[]);for(const t of e)if("string"!=typeof t){this._log.error("MetaMask: Received non-string account. Please report this bug.",e),r=[];break}l.default(this._state.accounts,r)||(t&&null!==this._state.accounts&&this._log.error("MetaMask: 'eth_accounts' unexpectedly updated accounts. Please report this bug.",r),this._state.accounts=r,this.selectedAddress!==r[0]&&(this.selectedAddress=r[0]||null),this._state.initialized&&this.emit("accountsChanged",r))}_handleUnlockStateChanged({accounts:e,isUnlocked:t}={}){"boolean"==typeof t?t!==this._state.isUnlocked&&(this._state.isUnlocked=t,this._handleAccountsChanged(e||[])):this._log.error("MetaMask: Received invalid isUnlocked parameter. Please report this bug.")}}r.default=p,p._defaultState={accounts:null,isConnected:!1,isUnlocked:!1,initialized:!1,isPermanentlyDisconnected:!1}},{"./messages":26,"./utils":29,"@metamask/object-multiplex":5,"@metamask/safe-event-emitter":35,"eth-rpc-errors":45,"fast-deep-equal":30,"is-stream":31,"json-rpc-engine":57,"json-rpc-middleware-stream":34,pump:63}],24:[function(e,t,r){"use strict";var n=this&&this.__importDefault||function(e){return e&&e.__esModule?e:{default:e}};Object.defineProperty(r,"__esModule",{value:!0});const i=e("eth-rpc-errors"),o=n(e("./siteMetadata")),s=n(e("./messages")),a=e("./utils"),u=n(e("./BaseProvider"));class l extends u.default{constructor(e,{jsonRpcStreamName:t="metamask-provider",logger:r=console,maxEventListeners:n=100,shouldSendMetadata:i=!0}={}){if(super(e,{jsonRpcStreamName:t,logger:r,maxEventListeners:n}),this._sentWarnings={enable:!1,experimentalMethods:!1,send:!1,events:{close:!1,data:!1,networkChanged:!1,notification:!1}},this.networkVersion=null,this.isMetaMask=!0,this._sendSync=this._sendSync.bind(this),this.enable=this.enable.bind(this),this.send=this.send.bind(this),this.sendAsync=this.sendAsync.bind(this),this._warnOfDeprecation=this._warnOfDeprecation.bind(this),this._metamask=this._getExperimentalApi(),this._jsonRpcConnection.events.on("notification",(e=>{const{method:t}=e;a.EMITTED_NOTIFICATIONS.includes(t)&&(this.emit("data",e),this.emit("notification",e.params.result))})),i)if("complete"===document.readyState)o.default(this._rpcEngine,this._log);else{const e=()=>{o.default(this._rpcEngine,this._log),window.removeEventListener("DOMContentLoaded",e)};window.addEventListener("DOMContentLoaded",e)}}sendAsync(e,t){this._rpcRequest(e,t)}addListener(e,t){return this._warnOfDeprecation(e),super.addListener(e,t)}on(e,t){return this._warnOfDeprecation(e),super.on(e,t)}once(e,t){return this._warnOfDeprecation(e),super.once(e,t)}prependListener(e,t){return this._warnOfDeprecation(e),super.prependListener(e,t)}prependOnceListener(e,t){return this._warnOfDeprecation(e),super.prependOnceListener(e,t)}_handleDisconnect(e,t){super._handleDisconnect(e,t),this.networkVersion&&!e&&(this.networkVersion=null)}_warnOfDeprecation(e){var t;!1===(null===(t=this._sentWarnings)||void 0===t?void 0:t.events[e])&&(this._log.warn(s.default.warnings.events[e]),this._sentWarnings.events[e]=!0)}enable(){return this._sentWarnings.enable||(this._log.warn(s.default.warnings.enableDeprecation),this._sentWarnings.enable=!0),new Promise(((e,t)=>{try{this._rpcRequest({method:"eth_requestAccounts",params:[]},a.getRpcPromiseCallback(e,t))}catch(e){t(e)}}))}send(e,t){return this._sentWarnings.send||(this._log.warn(s.default.warnings.sendDeprecation),this._sentWarnings.send=!0),"string"!=typeof e||t&&!Array.isArray(t)?e&&"object"==typeof e&&"function"==typeof t?this._rpcRequest(e,t):this._sendSync(e):new Promise(((r,n)=>{try{this._rpcRequest({method:e,params:t},a.getRpcPromiseCallback(r,n,!1))}catch(e){n(e)}}))}_sendSync(e){let t;switch(e.method){case"eth_accounts":t=this.selectedAddress?[this.selectedAddress]:[];break;case"eth_coinbase":t=this.selectedAddress||null;break;case"eth_uninstallFilter":this._rpcRequest(e,a.NOOP),t=!0;break;case"net_version":t=this.networkVersion||null;break;default:throw new Error(s.default.errors.unsupportedSync(e.method))}return{id:e.id,jsonrpc:e.jsonrpc,result:t}}_getExperimentalApi(){return new Proxy({isUnlocked:async()=>(this._state.initialized||await new Promise((e=>{this.on("_initialized",(()=>e()))})),this._state.isUnlocked),requestBatch:async e=>{if(!Array.isArray(e))throw i.ethErrors.rpc.invalidRequest({message:"Batch requests must be made with an array of request objects.",data:e});return new Promise(((t,r)=>{this._rpcRequest(e,a.getRpcPromiseCallback(t,r))}))}},{get:(e,t,...r)=>(this._sentWarnings.experimentalMethods||(this._log.warn(s.default.warnings.experimentalMethods),this._sentWarnings.experimentalMethods=!0),Reflect.get(e,t,...r))})}_handleChainChanged({chainId:e,networkVersion:t}={}){super._handleChainChanged({chainId:e,networkVersion:t}),t&&"loading"!==t&&t!==this.networkVersion&&(this.networkVersion=t,this._state.initialized&&this.emit("networkChanged",this.networkVersion))}}r.default=l},{"./BaseProvider":23,"./messages":26,"./siteMetadata":28,"./utils":29,"eth-rpc-errors":45}],25:[function(e,t,r){"use strict";var n=this&&this.__importDefault||function(e){return e&&e.__esModule?e:{default:e}};Object.defineProperty(r,"__esModule",{value:!0}),r.setGlobalProvider=r.initializeProvider=void 0;const i=n(e("./MetaMaskInpageProvider")),o=n(e("./shimWeb3"));function s(e){window.ethereum=e,window.dispatchEvent(new Event("ethereum#initialized"))}r.initializeProvider=function({connectionStream:e,jsonRpcStreamName:t,logger:r=console,maxEventListeners:n=100,shouldSendMetadata:a=!0,shouldSetOnWindow:u=!0,shouldShimWeb3:l=!1}){let c=new i.default(e,{jsonRpcStreamName:t,logger:r,maxEventListeners:n,shouldSendMetadata:a});return c=new Proxy(c,{deleteProperty:()=>!0}),u&&s(c),l&&o.default(c,r),c},r.setGlobalProvider=s},{"./MetaMaskInpageProvider":24,"./shimWeb3":27}],26:[function(e,t,r){"use strict";Object.defineProperty(r,"__esModule",{value:!0});const n={errors:{disconnected:()=>"MetaMask: Disconnected from chain. Attempting to connect.",permanentlyDisconnected:()=>"MetaMask: Disconnected from MetaMask background. Page reload required.",sendSiteMetadata:()=>"MetaMask: Failed to send site metadata. This is an internal error, please report this bug.",unsupportedSync:e=>`MetaMask: The MetaMask Ethereum provider does not support synchronous methods like ${e} without a callback parameter.`,invalidDuplexStream:()=>"Must provide a Node.js-style duplex stream.",invalidRequestArgs:()=>"Expected a single, non-array, object argument.",invalidRequestMethod:()=>"'args.method' must be a non-empty string.",invalidRequestParams:()=>"'args.params' must be an object or array if provided.",invalidLoggerObject:()=>"'args.logger' must be an object if provided.",invalidLoggerMethod:e=>`'args.logger' must include required method '${e}'.`},info:{connected:e=>`MetaMask: Connected to chain with ID "${e}".`},warnings:{enableDeprecation:"MetaMask: 'ethereum.enable()' is deprecated and may be removed in the future. Please use the 'eth_requestAccounts' RPC method instead.\nFor more information, see: https://eips.ethereum.org/EIPS/eip-1102",sendDeprecation:"MetaMask: 'ethereum.send(...)' is deprecated and may be removed in the future. Please use 'ethereum.sendAsync(...)' or 'ethereum.request(...)' instead.\nFor more information, see: https://eips.ethereum.org/EIPS/eip-1193",events:{close:"MetaMask: The event 'close' is deprecated and may be removed in the future. Please use 'disconnect' instead.\nFor more information, see: https://eips.ethereum.org/EIPS/eip-1193#disconnect",data:"MetaMask: The event 'data' is deprecated and will be removed in the future. Use 'message' instead.\nFor more information, see: https://eips.ethereum.org/EIPS/eip-1193#message",networkChanged:"MetaMask: The event 'networkChanged' is deprecated and may be removed in the future. Use 'chainChanged' instead.\nFor more information, see: https://eips.ethereum.org/EIPS/eip-1193#chainchanged",notification:"MetaMask: The event 'notification' is deprecated and may be removed in the future. Use 'message' instead.\nFor more information, see: https://eips.ethereum.org/EIPS/eip-1193#message"},experimentalMethods:"MetaMask: 'ethereum._metamask' exposes non-standard, experimental methods. They may be removed or changed without warning."}};r.default=n},{}],27:[function(e,t,r){"use strict";Object.defineProperty(r,"__esModule",{value:!0}),r.default=function(e,t=console){let r=!1,n=!1;if(!window.web3){const i="__isMetaMaskShim__";let o={currentProvider:e};Object.defineProperty(o,i,{value:!0,enumerable:!0,configurable:!1,writable:!1}),o=new Proxy(o,{get:(o,s,...a)=>("currentProvider"!==s||r?"currentProvider"===s||s===i||n||(n=!0,t.error("MetaMask no longer injects web3. For details, see: https://docs.metamask.io/guide/provider-migration.html#replacing-window-web3"),e.request({method:"metamask_logWeb3ShimUsage"}).catch((e=>{t.debug("MetaMask: Failed to log web3 shim usage.",e)}))):(r=!0,t.warn("You are accessing the MetaMask window.web3.currentProvider shim. This property is deprecated; use window.ethereum instead. For details, see: https://docs.metamask.io/guide/provider-migration.html#replacing-window-web3")),Reflect.get(o,s,...a)),set:(...e)=>(t.warn("You are accessing the MetaMask window.web3 shim. This object is deprecated; use window.ethereum instead. For details, see: https://docs.metamask.io/guide/provider-migration.html#replacing-window-web3"),Reflect.set(...e))}),Object.defineProperty(window,"web3",{value:o,enumerable:!1,configurable:!0,writable:!0})}}},{}],28:[function(e,t,r){"use strict";var n=this&&this.__importDefault||function(e){return e&&e.__esModule?e:{default:e}};Object.defineProperty(r,"__esModule",{value:!0});const i=n(e("./messages")),o=e("./utils");function s(e){const{document:t}=e,r=t.querySelector('head > meta[property="og:site_name"]');if(r)return r.content;const n=t.querySelector('head > meta[name="title"]');return n?n.content:t.title&&t.title.length>0?t.title:window.location.hostname}async function a(e){const{document:t}=e,r=t.querySelectorAll('head > link[rel~="icon"]');for(const e of r)if(e&&await u(e.href))return e.href;return null}function u(e){return new Promise(((t,r)=>{try{const r=document.createElement("img");r.onload=()=>t(!0),r.onerror=()=>t(!1),r.src=e}catch(e){r(e)}}))}r.default=async function(e,t){try{const t=await async function(){return{name:s(window),icon:await a(window)}}();e.handle({jsonrpc:"2.0",id:1,method:"metamask_sendDomainMetadata",params:t},o.NOOP)}catch(e){t.error({message:i.default.errors.sendSiteMetadata(),originalError:e})}}},{"./messages":26,"./utils":29}],29:[function(e,t,r){"use strict";Object.defineProperty(r,"__esModule",{value:!0}),r.EMITTED_NOTIFICATIONS=r.NOOP=r.logStreamDisconnectWarning=r.getRpcPromiseCallback=r.createErrorMiddleware=void 0;const n=e("eth-rpc-errors");r.createErrorMiddleware=function(e){return(t,r,i)=>{"string"==typeof t.method&&t.method||(r.error=n.ethErrors.rpc.invalidRequest({message:"The request 'method' must be a non-empty string.",data:t})),i((t=>{const{error:n}=r;return n?(e.error(`MetaMask - RPC Error: ${n.message}`,n),t()):t()}))}};r.getRpcPromiseCallback=(e,t,r=!0)=>(n,i)=>{n||i.error?t(n||i.error):!r||Array.isArray(i)?e(i):e(i.result)},r.logStreamDisconnectWarning=function(e,t,r,n){let i=`MetaMask: Lost connection to "${t}".`;(null==r?void 0:r.stack)&&(i+=`\n${r.stack}`),e.warn(i),n&&n.listenerCount("error")>0&&n.emit("error",i)};r.NOOP=()=>{},r.EMITTED_NOTIFICATIONS=["eth_subscription"]},{"eth-rpc-errors":45}],30:[function(e,t,r){"use strict";var n=Array.isArray,i=Object.keys,o=Object.prototype.hasOwnProperty;t.exports=function e(t,r){if(t===r)return!0;if(t&&r&&"object"==typeof t&&"object"==typeof r){var s,a,u,l=n(t),c=n(r);if(l&&c){if((a=t.length)!=r.length)return!1;for(s=a;0!=s--;)if(!e(t[s],r[s]))return!1;return!0}if(l!=c)return!1;var f=t instanceof Date,d=r instanceof Date;if(f!=d)return!1;if(f&&d)return t.getTime()==r.getTime();var h=t instanceof RegExp,p=r instanceof RegExp;if(h!=p)return!1;if(h&&p)return t.toString()==r.toString();var g=i(t);if((a=g.length)!==i(r).length)return!1;for(s=a;0!=s--;)if(!o.call(r,g[s]))return!1;for(s=a;0!=s--;)if(!e(t[u=g[s]],r[u]))return!1;return!0}return t!=t&&r!=r}},{}],31:[function(e,t,r){"use strict";const n=e=>null!==e&&"object"==typeof e&&"function"==typeof e.pipe;n.writable=e=>n(e)&&!1!==e.writable&&"function"==typeof e._write&&"object"==typeof e._writableState,n.readable=e=>n(e)&&!1!==e.readable&&"function"==typeof e._read&&"object"==typeof e._readableState,n.duplex=e=>n.writable(e)&&n.readable(e),n.transform=e=>n.duplex(e)&&"function"==typeof e._transform&&"object"==typeof e._transformState,t.exports=n},{}],32:[function(e,t,r){"use strict";Object.defineProperty(r,"__esModule",{value:!0});const n=e("readable-stream");r.default=function(e){if(!e||!e.engine)throw new Error("Missing engine parameter!");const{engine:t}=e,r=new n.Duplex({objectMode:!0,read:function(){return},write:function(e,n,i){t.handle(e,((e,t)=>{r.push(t)})),i()}});return t.on&&t.on("notification",(e=>{r.push(e)})),r}},{"readable-stream":75}],33:[function(e,t,r){"use strict";var n=this&&this.__importDefault||function(e){return e&&e.__esModule?e:{default:e}};Object.defineProperty(r,"__esModule",{value:!0});const i=n(e("@metamask/safe-event-emitter")),o=e("readable-stream");r.default=function(){const e={},t=new o.Duplex({objectMode:!0,read:function(){return!1},write:function(t,n,i){let o;try{!t.id?function(e){r.emit("notification",e)}(t):function(t){const r=e[t.id];if(!r)throw new Error(`StreamMiddleware - Unknown response id "${t.id}"`);delete e[t.id],Object.assign(r.res,t),setTimeout(r.end)}(t)}catch(e){o=e}i(o)}}),r=new i.default;return{events:r,middleware:(r,n,i,o)=>{t.push(r),e[r.id]={req:r,res:n,next:i,end:o}},stream:t}}},{"@metamask/safe-event-emitter":35,"readable-stream":75}],34:[function(e,t,r){"use strict";var n=this&&this.__importDefault||function(e){return e&&e.__esModule?e:{default:e}};Object.defineProperty(r,"__esModule",{value:!0}),r.createStreamMiddleware=r.createEngineStream=void 0;const i=n(e("./createEngineStream"));r.createEngineStream=i.default;const o=n(e("./createStreamMiddleware"));r.createStreamMiddleware=o.default},{"./createEngineStream":32,"./createStreamMiddleware":33}],35:[function(e,t,r){"use strict";Object.defineProperty(r,"__esModule",{value:!0});const n=e("events");function i(e,t,r){try{Reflect.apply(e,t,r)}catch(e){setTimeout((()=>{throw e}))}}class o extends n.EventEmitter{emit(e,...t){let r="error"===e;const n=this._events;if(void 0!==n)r=r&&void 0===n.error;else if(!r)return!1;if(r){let e;if(t.length>0&&([e]=t),e instanceof Error)throw e;const r=new Error("Unhandled error."+(e?` (${e.message})`:""));throw r.context=e,r}const o=n[e];if(void 0===o)return!1;if("function"==typeof o)i(o,this,t);else{const e=o.length,r=function(e){const t=e.length,r=new Array(t);for(let n=0;n<t;n+=1)r[n]=e[n];return r}(o);for(let n=0;n<e;n+=1)i(r[n],this,t)}return!0}}r.default=o},{events:39}],36:[function(e,t,r){"use strict";r.byteLength=function(e){var t=l(e),r=t[0],n=t[1];return 3*(r+n)/4-n},r.toByteArray=function(e){var t,r,n=l(e),s=n[0],a=n[1],u=new o(function(e,t,r){return 3*(t+r)/4-r}(0,s,a)),c=0,f=a>0?s-4:s;for(r=0;r<f;r+=4)t=i[e.charCodeAt(r)]<<18|i[e.charCodeAt(r+1)]<<12|i[e.charCodeAt(r+2)]<<6|i[e.charCodeAt(r+3)],u[c++]=t>>16&255,u[c++]=t>>8&255,u[c++]=255&t;2===a&&(t=i[e.charCodeAt(r)]<<2|i[e.charCodeAt(r+1)]>>4,u[c++]=255&t);1===a&&(t=i[e.charCodeAt(r)]<<10|i[e.charCodeAt(r+1)]<<4|i[e.charCodeAt(r+2)]>>2,u[c++]=t>>8&255,u[c++]=255&t);return u},r.fromByteArray=function(e){for(var t,r=e.length,i=r%3,o=[],s=16383,a=0,u=r-i;a<u;a+=s)o.push(c(e,a,a+s>u?u:a+s));1===i?(t=e[r-1],o.push(n[t>>2]+n[t<<4&63]+"==")):2===i&&(t=(e[r-2]<<8)+e[r-1],o.push(n[t>>10]+n[t>>4&63]+n[t<<2&63]+"="));return o.join("")};for(var n=[],i=[],o="undefined"!=typeof Uint8Array?Uint8Array:Array,s="ABCDEFGHIJKLMNOPQRSTUVWXYZabcdefghijklmnopqrstuvwxyz0123456789+/",a=0,u=s.length;a<u;++a)n[a]=s[a],i[s.charCodeAt(a)]=a;function l(e){var t=e.length;if(t%4>0)throw new Error("Invalid string. Length must be a multiple of 4");var r=e.indexOf("=");return-1===r&&(r=t),[r,r===t?0:4-r%4]}function c(e,t,r){for(var i,o,s=[],a=t;a<r;a+=3)i=(e[a]<<16&16711680)+(e[a+1]<<8&65280)+(255&e[a+2]),s.push(n[(o=i)>>18&63]+n[o>>12&63]+n[o>>6&63]+n[63&o]);return s.join("")}i["-".charCodeAt(0)]=62,i["_".charCodeAt(0)]=63},{}],37:[function(e,t,r){},{}],38:[function(e,t,r){
/*!
 * The buffer module from node.js, for the browser.
 *
 * @author   Feross Aboukhadijeh <https://feross.org>
 * @license  MIT
 */
"use strict";var n=e("base64-js"),i=e("ieee754");r.Buffer=a,r.SlowBuffer=function(e){+e!=e&&(e=0);return a.alloc(+e)},r.INSPECT_MAX_BYTES=50;var o=2147483647;function s(e){if(e>o)throw new RangeError('The value "'+e+'" is invalid for option "size"');var t=new Uint8Array(e);return t.__proto__=a.prototype,t}function a(e,t,r){if("number"==typeof e){if("string"==typeof t)throw new TypeError('The "string" argument must be of type string. Received type number');return c(e)}return u(e,t,r)}function u(e,t,r){if("string"==typeof e)return function(e,t){"string"==typeof t&&""!==t||(t="utf8");if(!a.isEncoding(t))throw new TypeError("Unknown encoding: "+t);var r=0|h(e,t),n=s(r),i=n.write(e,t);i!==r&&(n=n.slice(0,i));return n}(e,t);if(ArrayBuffer.isView(e))return f(e);if(null==e)throw TypeError("The first argument must be one of type string, Buffer, ArrayBuffer, Array, or Array-like Object. Received type "+typeof e);if(W(e,ArrayBuffer)||e&&W(e.buffer,ArrayBuffer))return function(e,t,r){if(t<0||e.byteLength<t)throw new RangeError('"offset" is outside of buffer bounds');if(e.byteLength<t+(r||0))throw new RangeError('"length" is outside of buffer bounds');var n;n=void 0===t&&void 0===r?new Uint8Array(e):void 0===r?new Uint8Array(e,t):new Uint8Array(e,t,r);return n.__proto__=a.prototype,n}(e,t,r);if("number"==typeof e)throw new TypeError('The "value" argument must not be of type number. Received type number');var n=e.valueOf&&e.valueOf();if(null!=n&&n!==e)return a.from(n,t,r);var i=function(e){if(a.isBuffer(e)){var t=0|d(e.length),r=s(t);return 0===r.length||e.copy(r,0,0,t),r}if(void 0!==e.length)return"number"!=typeof e.length||F(e.length)?s(0):f(e);if("Buffer"===e.type&&Array.isArray(e.data))return f(e.data)}(e);if(i)return i;if("undefined"!=typeof Symbol&&null!=Symbol.toPrimitive&&"function"==typeof e[Symbol.toPrimitive])return a.from(e[Symbol.toPrimitive]("string"),t,r);throw new TypeError("The first argument must be one of type string, Buffer, ArrayBuffer, Array, or Array-like Object. Received type "+typeof e)}function l(e){if("number"!=typeof e)throw new TypeError('"size" argument must be of type number');if(e<0)throw new RangeError('The value "'+e+'" is invalid for option "size"')}function c(e){return l(e),s(e<0?0:0|d(e))}function f(e){for(var t=e.length<0?0:0|d(e.length),r=s(t),n=0;n<t;n+=1)r[n]=255&e[n];return r}function d(e){if(e>=o)throw new RangeError("Attempt to allocate Buffer larger than maximum size: 0x"+o.toString(16)+" bytes");return 0|e}function h(e,t){if(a.isBuffer(e))return e.length;if(ArrayBuffer.isView(e)||W(e,ArrayBuffer))return e.byteLength;if("string"!=typeof e)throw new TypeError('The "string" argument must be one of type string, Buffer, or ArrayBuffer. Received type '+typeof e);var r=e.length,n=arguments.length>2&&!0===arguments[2];if(!n&&0===r)return 0;for(var i=!1;;)switch(t){case"ascii":case"latin1":case"binary":return r;case"utf8":case"utf-8":return q(e).length;case"ucs2":case"ucs-2":case"utf16le":case"utf-16le":return 2*r;case"hex":return r>>>1;case"base64":return D(e).length;default:if(i)return n?-1:q(e).length;t=(""+t).toLowerCase(),i=!0}}function p(e,t,r){var n=!1;if((void 0===t||t<0)&&(t=0),t>this.length)return"";if((void 0===r||r>this.length)&&(r=this.length),r<=0)return"";if((r>>>=0)<=(t>>>=0))return"";for(e||(e="utf8");;)switch(e){case"hex":return C(this,t,r);case"utf8":case"utf-8":return k(this,t,r);case"ascii":return R(this,t,r);case"latin1":case"binary":return j(this,t,r);case"base64":return M(this,t,r);case"ucs2":case"ucs-2":case"utf16le":case"utf-16le":return P(this,t,r);default:if(n)throw new TypeError("Unknown encoding: "+e);e=(e+"").toLowerCase(),n=!0}}function g(e,t,r){var n=e[t];e[t]=e[r],e[r]=n}function m(e,t,r,n,i){if(0===e.length)return-1;if("string"==typeof r?(n=r,r=0):r>2147483647?r=2147483647:r<-2147483648&&(r=-2147483648),F(r=+r)&&(r=i?0:e.length-1),r<0&&(r=e.length+r),r>=e.length){if(i)return-1;r=e.length-1}else if(r<0){if(!i)return-1;r=0}if("string"==typeof t&&(t=a.from(t,n)),a.isBuffer(t))return 0===t.length?-1:b(e,t,r,n,i);if("number"==typeof t)return t&=255,"function"==typeof Uint8Array.prototype.indexOf?i?Uint8Array.prototype.indexOf.call(e,t,r):Uint8Array.prototype.lastIndexOf.call(e,t,r):b(e,[t],r,n,i);throw new TypeError("val must be string, number or Buffer")}function b(e,t,r,n,i){var o,s=1,a=e.length,u=t.length;if(void 0!==n&&("ucs2"===(n=String(n).toLowerCase())||"ucs-2"===n||"utf16le"===n||"utf-16le"===n)){if(e.length<2||t.length<2)return-1;s=2,a/=2,u/=2,r/=2}function l(e,t){return 1===s?e[t]:e.readUInt16BE(t*s)}if(i){var c=-1;for(o=r;o<a;o++)if(l(e,o)===l(t,-1===c?0:o-c)){if(-1===c&&(c=o),o-c+1===u)return c*s}else-1!==c&&(o-=o-c),c=-1}else for(r+u>a&&(r=a-u),o=r;o>=0;o--){for(var f=!0,d=0;d<u;d++)if(l(e,o+d)!==l(t,d)){f=!1;break}if(f)return o}return-1}function y(e,t,r,n){r=Number(r)||0;var i=e.length-r;n?(n=Number(n))>i&&(n=i):n=i;var o=t.length;n>o/2&&(n=o/2);for(var s=0;s<n;++s){var a=parseInt(t.substr(2*s,2),16);if(F(a))return s;e[r+s]=a}return s}function w(e,t,r,n){return U(q(t,e.length-r),e,r,n)}function v(e,t,r,n){return U(function(e){for(var t=[],r=0;r<e.length;++r)t.push(255&e.charCodeAt(r));return t}(t),e,r,n)}function _(e,t,r,n){return v(e,t,r,n)}function S(e,t,r,n){return U(D(t),e,r,n)}function E(e,t,r,n){return U(function(e,t){for(var r,n,i,o=[],s=0;s<e.length&&!((t-=2)<0);++s)n=(r=e.charCodeAt(s))>>8,i=r%256,o.push(i),o.push(n);return o}(t,e.length-r),e,r,n)}function M(e,t,r){return 0===t&&r===e.length?n.fromByteArray(e):n.fromByteArray(e.slice(t,r))}function k(e,t,r){r=Math.min(e.length,r);for(var n=[],i=t;i<r;){var o,s,a,u,l=e[i],c=null,f=l>239?4:l>223?3:l>191?2:1;if(i+f<=r)switch(f){case 1:l<128&&(c=l);break;case 2:128==(192&(o=e[i+1]))&&(u=(31&l)<<6|63&o)>127&&(c=u);break;case 3:o=e[i+1],s=e[i+2],128==(192&o)&&128==(192&s)&&(u=(15&l)<<12|(63&o)<<6|63&s)>2047&&(u<55296||u>57343)&&(c=u);break;case 4:o=e[i+1],s=e[i+2],a=e[i+3],128==(192&o)&&128==(192&s)&&128==(192&a)&&(u=(15&l)<<18|(63&o)<<12|(63&s)<<6|63&a)>65535&&u<1114112&&(c=u)}null===c?(c=65533,f=1):c>65535&&(c-=65536,n.push(c>>>10&1023|55296),c=56320|1023&c),n.push(c),i+=f}return function(e){var t=e.length;if(t<=x)return String.fromCharCode.apply(String,e);var r="",n=0;for(;n<t;)r+=String.fromCharCode.apply(String,e.slice(n,n+=x));return r}(n)}r.kMaxLength=o,a.TYPED_ARRAY_SUPPORT=function(){try{var e=new Uint8Array(1);return e.__proto__={__proto__:Uint8Array.prototype,foo:function(){return 42}},42===e.foo()}catch(e){return!1}}(),a.TYPED_ARRAY_SUPPORT||"undefined"==typeof console||"function"!=typeof console.error||console.error("This browser lacks typed array (Uint8Array) support which is required by `buffer` v5.x. Use `buffer` v4.x if you require old browser support."),Object.defineProperty(a.prototype,"parent",{enumerable:!0,get:function(){if(a.isBuffer(this))return this.buffer}}),Object.defineProperty(a.prototype,"offset",{enumerable:!0,get:function(){if(a.isBuffer(this))return this.byteOffset}}),"undefined"!=typeof Symbol&&null!=Symbol.species&&a[Symbol.species]===a&&Object.defineProperty(a,Symbol.species,{value:null,configurable:!0,enumerable:!1,writable:!1}),a.poolSize=8192,a.from=function(e,t,r){return u(e,t,r)},a.prototype.__proto__=Uint8Array.prototype,a.__proto__=Uint8Array,a.alloc=function(e,t,r){return function(e,t,r){return l(e),e<=0?s(e):void 0!==t?"string"==typeof r?s(e).fill(t,r):s(e).fill(t):s(e)}(e,t,r)},a.allocUnsafe=function(e){return c(e)},a.allocUnsafeSlow=function(e){return c(e)},a.isBuffer=function(e){return null!=e&&!0===e._isBuffer&&e!==a.prototype},a.compare=function(e,t){if(W(e,Uint8Array)&&(e=a.from(e,e.offset,e.byteLength)),W(t,Uint8Array)&&(t=a.from(t,t.offset,t.byteLength)),!a.isBuffer(e)||!a.isBuffer(t))throw new TypeError('The "buf1", "buf2" arguments must be one of type Buffer or Uint8Array');if(e===t)return 0;for(var r=e.length,n=t.length,i=0,o=Math.min(r,n);i<o;++i)if(e[i]!==t[i]){r=e[i],n=t[i];break}return r<n?-1:n<r?1:0},a.isEncoding=function(e){switch(String(e).toLowerCase()){case"hex":case"utf8":case"utf-8":case"ascii":case"latin1":case"binary":case"base64":case"ucs2":case"ucs-2":case"utf16le":case"utf-16le":return!0;default:return!1}},a.concat=function(e,t){if(!Array.isArray(e))throw new TypeError('"list" argument must be an Array of Buffers');if(0===e.length)return a.alloc(0);var r;if(void 0===t)for(t=0,r=0;r<e.length;++r)t+=e[r].length;var n=a.allocUnsafe(t),i=0;for(r=0;r<e.length;++r){var o=e[r];if(W(o,Uint8Array)&&(o=a.from(o)),!a.isBuffer(o))throw new TypeError('"list" argument must be an Array of Buffers');o.copy(n,i),i+=o.length}return n},a.byteLength=h,a.prototype._isBuffer=!0,a.prototype.swap16=function(){var e=this.length;if(e%2!=0)throw new RangeError("Buffer size must be a multiple of 16-bits");for(var t=0;t<e;t+=2)g(this,t,t+1);return this},a.prototype.swap32=function(){var e=this.length;if(e%4!=0)throw new RangeError("Buffer size must be a multiple of 32-bits");for(var t=0;t<e;t+=4)g(this,t,t+3),g(this,t+1,t+2);return this},a.prototype.swap64=function(){var e=this.length;if(e%8!=0)throw new RangeError("Buffer size must be a multiple of 64-bits");for(var t=0;t<e;t+=8)g(this,t,t+7),g(this,t+1,t+6),g(this,t+2,t+5),g(this,t+3,t+4);return this},a.prototype.toString=function(){var e=this.length;return 0===e?"":0===arguments.length?k(this,0,e):p.apply(this,arguments)},a.prototype.toLocaleString=a.prototype.toString,a.prototype.equals=function(e){if(!a.isBuffer(e))throw new TypeError("Argument must be a Buffer");return this===e||0===a.compare(this,e)},a.prototype.inspect=function(){var e="",t=r.INSPECT_MAX_BYTES;return e=this.toString("hex",0,t).replace(/(.{2})/g,"$1 ").trim(),this.length>t&&(e+=" ... "),"<Buffer "+e+">"},a.prototype.compare=function(e,t,r,n,i){if(W(e,Uint8Array)&&(e=a.from(e,e.offset,e.byteLength)),!a.isBuffer(e))throw new TypeError('The "target" argument must be one of type Buffer or Uint8Array. Received type '+typeof e);if(void 0===t&&(t=0),void 0===r&&(r=e?e.length:0),void 0===n&&(n=0),void 0===i&&(i=this.length),t<0||r>e.length||n<0||i>this.length)throw new RangeError("out of range index");if(n>=i&&t>=r)return 0;if(n>=i)return-1;if(t>=r)return 1;if(this===e)return 0;for(var o=(i>>>=0)-(n>>>=0),s=(r>>>=0)-(t>>>=0),u=Math.min(o,s),l=this.slice(n,i),c=e.slice(t,r),f=0;f<u;++f)if(l[f]!==c[f]){o=l[f],s=c[f];break}return o<s?-1:s<o?1:0},a.prototype.includes=function(e,t,r){return-1!==this.indexOf(e,t,r)},a.prototype.indexOf=function(e,t,r){return m(this,e,t,r,!0)},a.prototype.lastIndexOf=function(e,t,r){return m(this,e,t,r,!1)},a.prototype.write=function(e,t,r,n){if(void 0===t)n="utf8",r=this.length,t=0;else if(void 0===r&&"string"==typeof t)n=t,r=this.length,t=0;else{if(!isFinite(t))throw new Error("Buffer.write(string, encoding, offset[, length]) is no longer supported");t>>>=0,isFinite(r)?(r>>>=0,void 0===n&&(n="utf8")):(n=r,r=void 0)}var i=this.length-t;if((void 0===r||r>i)&&(r=i),e.length>0&&(r<0||t<0)||t>this.length)throw new RangeError("Attempt to write outside buffer bounds");n||(n="utf8");for(var o=!1;;)switch(n){case"hex":return y(this,e,t,r);case"utf8":case"utf-8":return w(this,e,t,r);case"ascii":return v(this,e,t,r);case"latin1":case"binary":return _(this,e,t,r);case"base64":return S(this,e,t,r);case"ucs2":case"ucs-2":case"utf16le":case"utf-16le":return E(this,e,t,r);default:if(o)throw new TypeError("Unknown encoding: "+n);n=(""+n).toLowerCase(),o=!0}},a.prototype.toJSON=function(){return{type:"Buffer",data:Array.prototype.slice.call(this._arr||this,0)}};var x=4096;function R(e,t,r){var n="";r=Math.min(e.length,r);for(var i=t;i<r;++i)n+=String.fromCharCode(127&e[i]);return n}function j(e,t,r){var n="";r=Math.min(e.length,r);for(var i=t;i<r;++i)n+=String.fromCharCode(e[i]);return n}function C(e,t,r){var n=e.length;(!t||t<0)&&(t=0),(!r||r<0||r>n)&&(r=n);for(var i="",o=t;o<r;++o)i+=B(e[o]);return i}function P(e,t,r){for(var n=e.slice(t,r),i="",o=0;o<n.length;o+=2)i+=String.fromCharCode(n[o]+256*n[o+1]);return i}function O(e,t,r){if(e%1!=0||e<0)throw new RangeError("offset is not uint");if(e+t>r)throw new RangeError("Trying to access beyond buffer length")}function T(e,t,r,n,i,o){if(!a.isBuffer(e))throw new TypeError('"buffer" argument must be a Buffer instance');if(t>i||t<o)throw new RangeError('"value" argument is out of bounds');if(r+n>e.length)throw new RangeError("Index out of range")}function A(e,t,r,n,i,o){if(r+n>e.length)throw new RangeError("Index out of range");if(r<0)throw new RangeError("Index out of range")}function L(e,t,r,n,o){return t=+t,r>>>=0,o||A(e,0,r,4),i.write(e,t,r,n,23,4),r+4}function I(e,t,r,n,o){return t=+t,r>>>=0,o||A(e,0,r,8),i.write(e,t,r,n,52,8),r+8}a.prototype.slice=function(e,t){var r=this.length;(e=~~e)<0?(e+=r)<0&&(e=0):e>r&&(e=r),(t=void 0===t?r:~~t)<0?(t+=r)<0&&(t=0):t>r&&(t=r),t<e&&(t=e);var n=this.subarray(e,t);return n.__proto__=a.prototype,n},a.prototype.readUIntLE=function(e,t,r){e>>>=0,t>>>=0,r||O(e,t,this.length);for(var n=this[e],i=1,o=0;++o<t&&(i*=256);)n+=this[e+o]*i;return n},a.prototype.readUIntBE=function(e,t,r){e>>>=0,t>>>=0,r||O(e,t,this.length);for(var n=this[e+--t],i=1;t>0&&(i*=256);)n+=this[e+--t]*i;return n},a.prototype.readUInt8=function(e,t){return e>>>=0,t||O(e,1,this.length),this[e]},a.prototype.readUInt16LE=function(e,t){return e>>>=0,t||O(e,2,this.length),this[e]|this[e+1]<<8},a.prototype.readUInt16BE=function(e,t){return e>>>=0,t||O(e,2,this.length),this[e]<<8|this[e+1]},a.prototype.readUInt32LE=function(e,t){return e>>>=0,t||O(e,4,this.length),(this[e]|this[e+1]<<8|this[e+2]<<16)+16777216*this[e+3]},a.prototype.readUInt32BE=function(e,t){return e>>>=0,t||O(e,4,this.length),16777216*this[e]+(this[e+1]<<16|this[e+2]<<8|this[e+3])},a.prototype.readIntLE=function(e,t,r){e>>>=0,t>>>=0,r||O(e,t,this.length);for(var n=this[e],i=1,o=0;++o<t&&(i*=256);)n+=this[e+o]*i;return n>=(i*=128)&&(n-=Math.pow(2,8*t)),n},a.prototype.readIntBE=function(e,t,r){e>>>=0,t>>>=0,r||O(e,t,this.length);for(var n=t,i=1,o=this[e+--n];n>0&&(i*=256);)o+=this[e+--n]*i;return o>=(i*=128)&&(o-=Math.pow(2,8*t)),o},a.prototype.readInt8=function(e,t){return e>>>=0,t||O(e,1,this.length),128&this[e]?-1*(255-this[e]+1):this[e]},a.prototype.readInt16LE=function(e,t){e>>>=0,t||O(e,2,this.length);var r=this[e]|this[e+1]<<8;return 32768&r?4294901760|r:r},a.prototype.readInt16BE=function(e,t){e>>>=0,t||O(e,2,this.length);var r=this[e+1]|this[e]<<8;return 32768&r?4294901760|r:r},a.prototype.readInt32LE=function(e,t){return e>>>=0,t||O(e,4,this.length),this[e]|this[e+1]<<8|this[e+2]<<16|this[e+3]<<24},a.prototype.readInt32BE=function(e,t){return e>>>=0,t||O(e,4,this.length),this[e]<<24|this[e+1]<<16|this[e+2]<<8|this[e+3]},a.prototype.readFloatLE=function(e,t){return e>>>=0,t||O(e,4,this.length),i.read(this,e,!0,23,4)},a.prototype.readFloatBE=function(e,t){return e>>>=0,t||O(e,4,this.length),i.read(this,e,!1,23,4)},a.prototype.readDoubleLE=function(e,t){return e>>>=0,t||O(e,8,this.length),i.read(this,e,!0,52,8)},a.prototype.readDoubleBE=function(e,t){return e>>>=0,t||O(e,8,this.length),i.read(this,e,!1,52,8)},a.prototype.writeUIntLE=function(e,t,r,n){(e=+e,t>>>=0,r>>>=0,n)||T(this,e,t,r,Math.pow(2,8*r)-1,0);var i=1,o=0;for(this[t]=255&e;++o<r&&(i*=256);)this[t+o]=e/i&255;return t+r},a.prototype.writeUIntBE=function(e,t,r,n){(e=+e,t>>>=0,r>>>=0,n)||T(this,e,t,r,Math.pow(2,8*r)-1,0);var i=r-1,o=1;for(this[t+i]=255&e;--i>=0&&(o*=256);)this[t+i]=e/o&255;return t+r},a.prototype.writeUInt8=function(e,t,r){return e=+e,t>>>=0,r||T(this,e,t,1,255,0),this[t]=255&e,t+1},a.prototype.writeUInt16LE=function(e,t,r){return e=+e,t>>>=0,r||T(this,e,t,2,65535,0),this[t]=255&e,this[t+1]=e>>>8,t+2},a.prototype.writeUInt16BE=function(e,t,r){return e=+e,t>>>=0,r||T(this,e,t,2,65535,0),this[t]=e>>>8,this[t+1]=255&e,t+2},a.prototype.writeUInt32LE=function(e,t,r){return e=+e,t>>>=0,r||T(this,e,t,4,4294967295,0),this[t+3]=e>>>24,this[t+2]=e>>>16,this[t+1]=e>>>8,this[t]=255&e,t+4},a.prototype.writeUInt32BE=function(e,t,r){return e=+e,t>>>=0,r||T(this,e,t,4,4294967295,0),this[t]=e>>>24,this[t+1]=e>>>16,this[t+2]=e>>>8,this[t+3]=255&e,t+4},a.prototype.writeIntLE=function(e,t,r,n){if(e=+e,t>>>=0,!n){var i=Math.pow(2,8*r-1);T(this,e,t,r,i-1,-i)}var o=0,s=1,a=0;for(this[t]=255&e;++o<r&&(s*=256);)e<0&&0===a&&0!==this[t+o-1]&&(a=1),this[t+o]=(e/s>>0)-a&255;return t+r},a.prototype.writeIntBE=function(e,t,r,n){if(e=+e,t>>>=0,!n){var i=Math.pow(2,8*r-1);T(this,e,t,r,i-1,-i)}var o=r-1,s=1,a=0;for(this[t+o]=255&e;--o>=0&&(s*=256);)e<0&&0===a&&0!==this[t+o+1]&&(a=1),this[t+o]=(e/s>>0)-a&255;return t+r},a.prototype.writeInt8=function(e,t,r){return e=+e,t>>>=0,r||T(this,e,t,1,127,-128),e<0&&(e=255+e+1),this[t]=255&e,t+1},a.prototype.writeInt16LE=function(e,t,r){return e=+e,t>>>=0,r||T(this,e,t,2,32767,-32768),this[t]=255&e,this[t+1]=e>>>8,t+2},a.prototype.writeInt16BE=function(e,t,r){return e=+e,t>>>=0,r||T(this,e,t,2,32767,-32768),this[t]=e>>>8,this[t+1]=255&e,t+2},a.prototype.writeInt32LE=function(e,t,r){return e=+e,t>>>=0,r||T(this,e,t,4,2147483647,-2147483648),this[t]=255&e,this[t+1]=e>>>8,this[t+2]=e>>>16,this[t+3]=e>>>24,t+4},a.prototype.writeInt32BE=function(e,t,r){return e=+e,t>>>=0,r||T(this,e,t,4,2147483647,-2147483648),e<0&&(e=4294967295+e+1),this[t]=e>>>24,this[t+1]=e>>>16,this[t+2]=e>>>8,this[t+3]=255&e,t+4},a.prototype.writeFloatLE=function(e,t,r){return L(this,e,t,!0,r)},a.prototype.writeFloatBE=function(e,t,r){return L(this,e,t,!1,r)},a.prototype.writeDoubleLE=function(e,t,r){return I(this,e,t,!0,r)},a.prototype.writeDoubleBE=function(e,t,r){return I(this,e,t,!1,r)},a.prototype.copy=function(e,t,r,n){if(!a.isBuffer(e))throw new TypeError("argument should be a Buffer");if(r||(r=0),n||0===n||(n=this.length),t>=e.length&&(t=e.length),t||(t=0),n>0&&n<r&&(n=r),n===r)return 0;if(0===e.length||0===this.length)return 0;if(t<0)throw new RangeError("targetStart out of bounds");if(r<0||r>=this.length)throw new RangeError("Index out of range");if(n<0)throw new RangeError("sourceEnd out of bounds");n>this.length&&(n=this.length),e.length-t<n-r&&(n=e.length-t+r);var i=n-r;if(this===e&&"function"==typeof Uint8Array.prototype.copyWithin)this.copyWithin(t,r,n);else if(this===e&&r<t&&t<n)for(var o=i-1;o>=0;--o)e[o+t]=this[o+r];else Uint8Array.prototype.set.call(e,this.subarray(r,n),t);return i},a.prototype.fill=function(e,t,r,n){if("string"==typeof e){if("string"==typeof t?(n=t,t=0,r=this.length):"string"==typeof r&&(n=r,r=this.length),void 0!==n&&"string"!=typeof n)throw new TypeError("encoding must be a string");if("string"==typeof n&&!a.isEncoding(n))throw new TypeError("Unknown encoding: "+n);if(1===e.length){var i=e.charCodeAt(0);("utf8"===n&&i<128||"latin1"===n)&&(e=i)}}else"number"==typeof e&&(e&=255);if(t<0||this.length<t||this.length<r)throw new RangeError("Out of range index");if(r<=t)return this;var o;if(t>>>=0,r=void 0===r?this.length:r>>>0,e||(e=0),"number"==typeof e)for(o=t;o<r;++o)this[o]=e;else{var s=a.isBuffer(e)?e:a.from(e,n),u=s.length;if(0===u)throw new TypeError('The value "'+e+'" is invalid for argument "value"');for(o=0;o<r-t;++o)this[o+t]=s[o%u]}return this};var N=/[^+/0-9A-Za-z-_]/g;function B(e){return e<16?"0"+e.toString(16):e.toString(16)}function q(e,t){var r;t=t||1/0;for(var n=e.length,i=null,o=[],s=0;s<n;++s){if((r=e.charCodeAt(s))>55295&&r<57344){if(!i){if(r>56319){(t-=3)>-1&&o.push(239,191,189);continue}if(s+1===n){(t-=3)>-1&&o.push(239,191,189);continue}i=r;continue}if(r<56320){(t-=3)>-1&&o.push(239,191,189),i=r;continue}r=65536+(i-55296<<10|r-56320)}else i&&(t-=3)>-1&&o.push(239,191,189);if(i=null,r<128){if((t-=1)<0)break;o.push(r)}else if(r<2048){if((t-=2)<0)break;o.push(r>>6|192,63&r|128)}else if(r<65536){if((t-=3)<0)break;o.push(r>>12|224,r>>6&63|128,63&r|128)}else{if(!(r<1114112))throw new Error("Invalid code point");if((t-=4)<0)break;o.push(r>>18|240,r>>12&63|128,r>>6&63|128,63&r|128)}}return o}function D(e){return n.toByteArray(function(e){if((e=(e=e.split("=")[0]).trim().replace(N,"")).length<2)return"";for(;e.length%4!=0;)e+="=";return e}(e))}function U(e,t,r,n){for(var i=0;i<n&&!(i+r>=t.length||i>=e.length);++i)t[i+r]=e[i];return i}function W(e,t){return e instanceof t||null!=e&&null!=e.constructor&&null!=e.constructor.name&&e.constructor.name===t.name}function F(e){return e!=e}},{"base64-js":36,ieee754:48}],39:[function(e,t,r){var n=Object.create||function(e){var t=function(){};return t.prototype=e,new t},i=Object.keys||function(e){var t=[];for(var r in e)Object.prototype.hasOwnProperty.call(e,r)&&t.push(r);return r},o=Function.prototype.bind||function(e){var t=this;return function(){return t.apply(e,arguments)}};function s(){this._events&&Object.prototype.hasOwnProperty.call(this,"_events")||(this._events=n(null),this._eventsCount=0),this._maxListeners=this._maxListeners||void 0}t.exports=s,s.EventEmitter=s,s.prototype._events=void 0,s.prototype._maxListeners=void 0;var a,u=10;try{var l={};Object.defineProperty&&Object.defineProperty(l,"x",{value:0}),a=0===l.x}catch(e){a=!1}function c(e){return void 0===e._maxListeners?s.defaultMaxListeners:e._maxListeners}function f(e,t,r){if(t)e.call(r);else for(var n=e.length,i=_(e,n),o=0;o<n;++o)i[o].call(r)}function d(e,t,r,n){if(t)e.call(r,n);else for(var i=e.length,o=_(e,i),s=0;s<i;++s)o[s].call(r,n)}function h(e,t,r,n,i){if(t)e.call(r,n,i);else for(var o=e.length,s=_(e,o),a=0;a<o;++a)s[a].call(r,n,i)}function p(e,t,r,n,i,o){if(t)e.call(r,n,i,o);else for(var s=e.length,a=_(e,s),u=0;u<s;++u)a[u].call(r,n,i,o)}function g(e,t,r,n){if(t)e.apply(r,n);else for(var i=e.length,o=_(e,i),s=0;s<i;++s)o[s].apply(r,n)}function m(e,t,r,i){var o,s,a;if("function"!=typeof r)throw new TypeError('"listener" argument must be a function');if((s=e._events)?(s.newListener&&(e.emit("newListener",t,r.listener?r.listener:r),s=e._events),a=s[t]):(s=e._events=n(null),e._eventsCount=0),a){if("function"==typeof a?a=s[t]=i?[r,a]:[a,r]:i?a.unshift(r):a.push(r),!a.warned&&(o=c(e))&&o>0&&a.length>o){a.warned=!0;var u=new Error("Possible EventEmitter memory leak detected. "+a.length+' "'+String(t)+'" listeners added. Use emitter.setMaxListeners() to increase limit.');u.name="MaxListenersExceededWarning",u.emitter=e,u.type=t,u.count=a.length,"object"==typeof console&&console.warn&&console.warn("%s: %s",u.name,u.message)}}else a=s[t]=r,++e._eventsCount;return e}function b(){if(!this.fired)switch(this.target.removeListener(this.type,this.wrapFn),this.fired=!0,arguments.length){case 0:return this.listener.call(this.target);case 1:return this.listener.call(this.target,arguments[0]);case 2:return this.listener.call(this.target,arguments[0],arguments[1]);case 3:return this.listener.call(this.target,arguments[0],arguments[1],arguments[2]);default:for(var e=new Array(arguments.length),t=0;t<e.length;++t)e[t]=arguments[t];this.listener.apply(this.target,e)}}function y(e,t,r){var n={fired:!1,wrapFn:void 0,target:e,type:t,listener:r},i=o.call(b,n);return i.listener=r,n.wrapFn=i,i}function w(e,t,r){var n=e._events;if(!n)return[];var i=n[t];return i?"function"==typeof i?r?[i.listener||i]:[i]:r?function(e){for(var t=new Array(e.length),r=0;r<t.length;++r)t[r]=e[r].listener||e[r];return t}(i):_(i,i.length):[]}function v(e){var t=this._events;if(t){var r=t[e];if("function"==typeof r)return 1;if(r)return r.length}return 0}function _(e,t){for(var r=new Array(t),n=0;n<t;++n)r[n]=e[n];return r}a?Object.defineProperty(s,"defaultMaxListeners",{enumerable:!0,get:function(){return u},set:function(e){if("number"!=typeof e||e<0||e!=e)throw new TypeError('"defaultMaxListeners" must be a positive number');u=e}}):s.defaultMaxListeners=u,s.prototype.setMaxListeners=function(e){if("number"!=typeof e||e<0||isNaN(e))throw new TypeError('"n" argument must be a positive number');return this._maxListeners=e,this},s.prototype.getMaxListeners=function(){return c(this)},s.prototype.emit=function(e){var t,r,n,i,o,s,a="error"===e;if(s=this._events)a=a&&null==s.error;else if(!a)return!1;if(a){if(arguments.length>1&&(t=arguments[1]),t instanceof Error)throw t;var u=new Error('Unhandled "error" event. ('+t+")");throw u.context=t,u}if(!(r=s[e]))return!1;var l="function"==typeof r;switch(n=arguments.length){case 1:f(r,l,this);break;case 2:d(r,l,this,arguments[1]);break;case 3:h(r,l,this,arguments[1],arguments[2]);break;case 4:p(r,l,this,arguments[1],arguments[2],arguments[3]);break;default:for(i=new Array(n-1),o=1;o<n;o++)i[o-1]=arguments[o];g(r,l,this,i)}return!0},s.prototype.addListener=function(e,t){return m(this,e,t,!1)},s.prototype.on=s.prototype.addListener,s.prototype.prependListener=function(e,t){return m(this,e,t,!0)},s.prototype.once=function(e,t){if("function"!=typeof t)throw new TypeError('"listener" argument must be a function');return this.on(e,y(this,e,t)),this},s.prototype.prependOnceListener=function(e,t){if("function"!=typeof t)throw new TypeError('"listener" argument must be a function');return this.prependListener(e,y(this,e,t)),this},s.prototype.removeListener=function(e,t){var r,i,o,s,a;if("function"!=typeof t)throw new TypeError('"listener" argument must be a function');if(!(i=this._events))return this;if(!(r=i[e]))return this;if(r===t||r.listener===t)0==--this._eventsCount?this._events=n(null):(delete i[e],i.removeListener&&this.emit("removeListener",e,r.listener||t));else if("function"!=typeof r){for(o=-1,s=r.length-1;s>=0;s--)if(r[s]===t||r[s].listener===t){a=r[s].listener,o=s;break}if(o<0)return this;0===o?r.shift():function(e,t){for(var r=t,n=r+1,i=e.length;n<i;r+=1,n+=1)e[r]=e[n];e.pop()}(r,o),1===r.length&&(i[e]=r[0]),i.removeListener&&this.emit("removeListener",e,a||t)}return this},s.prototype.removeAllListeners=function(e){var t,r,o;if(!(r=this._events))return this;if(!r.removeListener)return 0===arguments.length?(this._events=n(null),this._eventsCount=0):r[e]&&(0==--this._eventsCount?this._events=n(null):delete r[e]),this;if(0===arguments.length){var s,a=i(r);for(o=0;o<a.length;++o)"removeListener"!==(s=a[o])&&this.removeAllListeners(s);return this.removeAllListeners("removeListener"),this._events=n(null),this._eventsCount=0,this}if("function"==typeof(t=r[e]))this.removeListener(e,t);else if(t)for(o=t.length-1;o>=0;o--)this.removeListener(e,t[o]);return this},s.prototype.listeners=function(e){return w(this,e,!0)},s.prototype.rawListeners=function(e){return w(this,e,!1)},s.listenerCount=function(e,t){return"function"==typeof e.listenerCount?e.listenerCount(t):v.call(e,t)},s.prototype.listenerCount=v,s.prototype.eventNames=function(){return this._eventsCount>0?Reflect.ownKeys(this._events):[]}},{}],40:[function(e,t,r){(function(e){(function(){function t(e){return Object.prototype.toString.call(e)}r.isArray=function(e){return Array.isArray?Array.isArray(e):"[object Array]"===t(e)},r.isBoolean=function(e){return"boolean"==typeof e},r.isNull=function(e){return null===e},r.isNullOrUndefined=function(e){return null==e},r.isNumber=function(e){return"number"==typeof e},r.isString=function(e){return"string"==typeof e},r.isSymbol=function(e){return"symbol"==typeof e},r.isUndefined=function(e){return void 0===e},r.isRegExp=function(e){return"[object RegExp]"===t(e)},r.isObject=function(e){return"object"==typeof e&&null!==e},r.isDate=function(e){return"[object Date]"===t(e)},r.isError=function(e){return"[object Error]"===t(e)||e instanceof Error},r.isFunction=function(e){return"function"==typeof e},r.isPrimitive=function(e){return null===e||"boolean"==typeof e||"number"==typeof e||"string"==typeof e||"symbol"==typeof e||void 0===e},r.isBuffer=e.isBuffer}).call(this)}).call(this,{isBuffer:e("../../is-buffer/index.js")})},{"../../is-buffer/index.js":50}],41:[function(e,t,r){(function(r){(function(){var n=e("once"),i=function(){},o=function(e,t,s){if("function"==typeof t)return o(e,null,t);t||(t={}),s=n(s||i);var a=e._writableState,u=e._readableState,l=t.readable||!1!==t.readable&&e.readable,c=t.writable||!1!==t.writable&&e.writable,f=!1,d=function(){e.writable||h()},h=function(){c=!1,l||s.call(e)},p=function(){l=!1,c||s.call(e)},g=function(t){s.call(e,t?new Error("exited with error code: "+t):null)},m=function(t){s.call(e,t)},b=function(){r.nextTick(y)},y=function(){if(!f)return(!l||u&&u.ended&&!u.destroyed)&&(!c||a&&a.ended&&!a.destroyed)?void 0:s.call(e,new Error("premature close"))},w=function(){e.req.on("finish",h)};return!function(e){return e.setHeader&&"function"==typeof e.abort}(e)?c&&!a&&(e.on("end",d),e.on("close",d)):(e.on("complete",h),e.on("abort",b),e.req?w():e.on("request",w)),function(e){return e.stdio&&Array.isArray(e.stdio)&&3===e.stdio.length}(e)&&e.on("exit",g),e.on("end",p),e.on("finish",h),!1!==t.error&&e.on("error",m),e.on("close",b),function(){f=!0,e.removeListener("complete",h),e.removeListener("abort",b),e.removeListener("request",w),e.req&&e.req.removeListener("finish",h),e.removeListener("end",d),e.removeListener("close",d),e.removeListener("finish",h),e.removeListener("exit",g),e.removeListener("end",p),e.removeListener("error",m),e.removeListener("close",b)}};t.exports=o}).call(this)}).call(this,e("_process"))},{_process:62,once:60}],42:[function(e,t,r){"use strict";Object.defineProperty(r,"__esModule",{value:!0}),r.EthereumProviderError=r.EthereumRpcError=void 0;const n=e("fast-safe-stringify");class i extends Error{constructor(e,t,r){if(!Number.isInteger(e))throw new Error('"code" must be an integer.');if(!t||"string"!=typeof t)throw new Error('"message" must be a nonempty string.');super(t),this.code=e,void 0!==r&&(this.data=r)}serialize(){const e={code:this.code,message:this.message};return void 0!==this.data&&(e.data=this.data),this.stack&&(e.stack=this.stack),e}toString(){return n.default(this.serialize(),o,2)}}r.EthereumRpcError=i;function o(e,t){if("[Circular]"!==t)return t}r.EthereumProviderError=class extends i{constructor(e,t,r){if(!function(e){return Number.isInteger(e)&&e>=1e3&&e<=4999}(e))throw new Error('"code" must be an integer such that: 1000 <= code <= 4999');super(e,t,r)}}},{"fast-safe-stringify":47}],43:[function(e,t,r){"use strict";Object.defineProperty(r,"__esModule",{value:!0}),r.errorValues=r.errorCodes=void 0,r.errorCodes={rpc:{invalidInput:-32e3,resourceNotFound:-32001,resourceUnavailable:-32002,transactionRejected:-32003,methodNotSupported:-32004,limitExceeded:-32005,parse:-32700,invalidRequest:-32600,methodNotFound:-32601,invalidParams:-32602,internal:-32603},provider:{userRejectedRequest:4001,unauthorized:4100,unsupportedMethod:4200,disconnected:4900,chainDisconnected:4901}},r.errorValues={"-32700":{standard:"JSON RPC 2.0",message:"Invalid JSON was received by the server. An error occurred on the server while parsing the JSON text."},"-32600":{standard:"JSON RPC 2.0",message:"The JSON sent is not a valid Request object."},"-32601":{standard:"JSON RPC 2.0",message:"The method does not exist / is not available."},"-32602":{standard:"JSON RPC 2.0",message:"Invalid method parameter(s)."},"-32603":{standard:"JSON RPC 2.0",message:"Internal JSON-RPC error."},"-32000":{standard:"EIP-1474",message:"Invalid input."},"-32001":{standard:"EIP-1474",message:"Resource not found."},"-32002":{standard:"EIP-1474",message:"Resource unavailable."},"-32003":{standard:"EIP-1474",message:"Transaction rejected."},"-32004":{standard:"EIP-1474",message:"Method not supported."},"-32005":{standard:"EIP-1474",message:"Request limit exceeded."},4001:{standard:"EIP-1193",message:"User rejected the request."},4100:{standard:"EIP-1193",message:"The requested account and/or method has not been authorized by the user."},4200:{standard:"EIP-1193",message:"The requested method is not supported by this Ethereum provider."},4900:{standard:"EIP-1193",message:"The provider is disconnected from all chains."},4901:{standard:"EIP-1193",message:"The provider is disconnected from the specified chain."}}},{}],44:[function(e,t,r){"use strict";Object.defineProperty(r,"__esModule",{value:!0}),r.ethErrors=void 0;const n=e("./classes"),i=e("./utils"),o=e("./error-constants");function s(e,t){const[r,o]=u(t);return new n.EthereumRpcError(e,r||i.getMessageFromCode(e),o)}function a(e,t){const[r,o]=u(t);return new n.EthereumProviderError(e,r||i.getMessageFromCode(e),o)}function u(e){if(e){if("string"==typeof e)return[e];if("object"==typeof e&&!Array.isArray(e)){const{message:t,data:r}=e;if(t&&"string"!=typeof t)throw new Error("Must specify string message.");return[t||void 0,r]}}return[]}r.ethErrors={rpc:{parse:e=>s(o.errorCodes.rpc.parse,e),invalidRequest:e=>s(o.errorCodes.rpc.invalidRequest,e),invalidParams:e=>s(o.errorCodes.rpc.invalidParams,e),methodNotFound:e=>s(o.errorCodes.rpc.methodNotFound,e),internal:e=>s(o.errorCodes.rpc.internal,e),server:e=>{if(!e||"object"!=typeof e||Array.isArray(e))throw new Error("Ethereum RPC Server errors must provide single object argument.");const{code:t}=e;if(!Number.isInteger(t)||t>-32005||t<-32099)throw new Error('"code" must be an integer such that: -32099 <= code <= -32005');return s(t,e)},invalidInput:e=>s(o.errorCodes.rpc.invalidInput,e),resourceNotFound:e=>s(o.errorCodes.rpc.resourceNotFound,e),resourceUnavailable:e=>s(o.errorCodes.rpc.resourceUnavailable,e),transactionRejected:e=>s(o.errorCodes.rpc.transactionRejected,e),methodNotSupported:e=>s(o.errorCodes.rpc.methodNotSupported,e),limitExceeded:e=>s(o.errorCodes.rpc.limitExceeded,e)},provider:{userRejectedRequest:e=>a(o.errorCodes.provider.userRejectedRequest,e),unauthorized:e=>a(o.errorCodes.provider.unauthorized,e),unsupportedMethod:e=>a(o.errorCodes.provider.unsupportedMethod,e),disconnected:e=>a(o.errorCodes.provider.disconnected,e),chainDisconnected:e=>a(o.errorCodes.provider.chainDisconnected,e),custom:e=>{if(!e||"object"!=typeof e||Array.isArray(e))throw new Error("Ethereum Provider custom errors must provide single object argument.");const{code:t,message:r,data:i}=e;if(!r||"string"!=typeof r)throw new Error('"message" must be a nonempty string');return new n.EthereumProviderError(t,r,i)}}}},{"./classes":42,"./error-constants":43,"./utils":46}],45:[function(e,t,r){"use strict";Object.defineProperty(r,"__esModule",{value:!0}),r.getMessageFromCode=r.serializeError=r.EthereumProviderError=r.EthereumRpcError=r.ethErrors=r.errorCodes=void 0;const n=e("./classes");Object.defineProperty(r,"EthereumRpcError",{enumerable:!0,get:function(){return n.EthereumRpcError}}),Object.defineProperty(r,"EthereumProviderError",{enumerable:!0,get:function(){return n.EthereumProviderError}});const i=e("./utils");Object.defineProperty(r,"serializeError",{enumerable:!0,get:function(){return i.serializeError}}),Object.defineProperty(r,"getMessageFromCode",{enumerable:!0,get:function(){return i.getMessageFromCode}});const o=e("./errors");Object.defineProperty(r,"ethErrors",{enumerable:!0,get:function(){return o.ethErrors}});const s=e("./error-constants");Object.defineProperty(r,"errorCodes",{enumerable:!0,get:function(){return s.errorCodes}})},{"./classes":42,"./error-constants":43,"./errors":44,"./utils":46}],46:[function(e,t,r){"use strict";Object.defineProperty(r,"__esModule",{value:!0}),r.serializeError=r.isValidCode=r.getMessageFromCode=r.JSON_RPC_SERVER_ERROR_MESSAGE=void 0;const n=e("./error-constants"),i=e("./classes"),o=n.errorCodes.rpc.internal,s={code:o,message:a(o)};function a(e,t="Unspecified error message. This is a bug, please report it."){if(Number.isInteger(e)){const t=e.toString();if(f(n.errorValues,t))return n.errorValues[t].message;if(l(e))return r.JSON_RPC_SERVER_ERROR_MESSAGE}return t}function u(e){if(!Number.isInteger(e))return!1;const t=e.toString();return!!n.errorValues[t]||!!l(e)}function l(e){return e>=-32099&&e<=-32e3}function c(e){return e&&"object"==typeof e&&!Array.isArray(e)?Object.assign({},e):e}function f(e,t){return Object.prototype.hasOwnProperty.call(e,t)}r.JSON_RPC_SERVER_ERROR_MESSAGE="Unspecified server error.",r.getMessageFromCode=a,r.isValidCode=u,r.serializeError=function(e,{fallbackError:t=s,shouldIncludeStack:r=!1}={}){var n,o;if(!t||!Number.isInteger(t.code)||"string"!=typeof t.message)throw new Error("Must provide fallback error with integer number code and string message.");if(e instanceof i.EthereumRpcError)return e.serialize();const l={};if(e&&"object"==typeof e&&!Array.isArray(e)&&f(e,"code")&&u(e.code)){const t=e;l.code=t.code,t.message&&"string"==typeof t.message?(l.message=t.message,f(t,"data")&&(l.data=t.data)):(l.message=a(l.code),l.data={originalError:c(e)})}else{l.code=t.code;const r=null===(n=e)||void 0===n?void 0:n.message;l.message=r&&"string"==typeof r?r:t.message,l.data={originalError:c(e)}}const d=null===(o=e)||void 0===o?void 0:o.stack;return r&&e&&d&&"string"==typeof d&&(l.stack=d),l}},{"./classes":42,"./error-constants":43}],47:[function(e,t,r){t.exports=o,o.default=o,o.stable=u,o.stableStringify=u;var n=[],i=[];function o(e,t,r){var o;for(s(e,"",[],void 0),o=0===i.length?JSON.stringify(e,t,r):JSON.stringify(e,c(t),r);0!==n.length;){var a=n.pop();4===a.length?Object.defineProperty(a[0],a[1],a[3]):a[0][a[1]]=a[2]}return o}function s(e,t,r,o){var a;if("object"==typeof e&&null!==e){for(a=0;a<r.length;a++)if(r[a]===e){var u=Object.getOwnPropertyDescriptor(o,t);return void(void 0!==u.get?u.configurable?(Object.defineProperty(o,t,{value:"[Circular]"}),n.push([o,t,e,u])):i.push([e,t]):(o[t]="[Circular]",n.push([o,t,e])))}if(r.push(e),Array.isArray(e))for(a=0;a<e.length;a++)s(e[a],a,r,e);else{var l=Object.keys(e);for(a=0;a<l.length;a++){var c=l[a];s(e[c],c,r,e)}}r.pop()}}function a(e,t){return e<t?-1:e>t?1:0}function u(e,t,r){var o,s=l(e,"",[],void 0)||e;for(o=0===i.length?JSON.stringify(s,t,r):JSON.stringify(s,c(t),r);0!==n.length;){var a=n.pop();4===a.length?Object.defineProperty(a[0],a[1],a[3]):a[0][a[1]]=a[2]}return o}function l(e,t,r,o){var s;if("object"==typeof e&&null!==e){for(s=0;s<r.length;s++)if(r[s]===e){var u=Object.getOwnPropertyDescriptor(o,t);return void(void 0!==u.get?u.configurable?(Object.defineProperty(o,t,{value:"[Circular]"}),n.push([o,t,e,u])):i.push([e,t]):(o[t]="[Circular]",n.push([o,t,e])))}if("function"==typeof e.toJSON)return;if(r.push(e),Array.isArray(e))for(s=0;s<e.length;s++)l(e[s],s,r,e);else{var c={},f=Object.keys(e).sort(a);for(s=0;s<f.length;s++){var d=f[s];l(e[d],d,r,e),c[d]=e[d]}if(void 0===o)return c;n.push([o,t,e]),o[t]=c}r.pop()}}function c(e){return e=void 0!==e?e:function(e,t){return t},function(t,r){if(i.length>0)for(var n=0;n<i.length;n++){var o=i[n];if(o[1]===t&&o[0]===r){r="[Circular]",i.splice(n,1);break}}return e.call(this,t,r)}}},{}],48:[function(e,t,r){
/*! ieee754. BSD-3-Clause License. Feross Aboukhadijeh <https://feross.org/opensource> */
r.read=function(e,t,r,n,i){var o,s,a=8*i-n-1,u=(1<<a)-1,l=u>>1,c=-7,f=r?i-1:0,d=r?-1:1,h=e[t+f];for(f+=d,o=h&(1<<-c)-1,h>>=-c,c+=a;c>0;o=256*o+e[t+f],f+=d,c-=8);for(s=o&(1<<-c)-1,o>>=-c,c+=n;c>0;s=256*s+e[t+f],f+=d,c-=8);if(0===o)o=1-l;else{if(o===u)return s?NaN:1/0*(h?-1:1);s+=Math.pow(2,n),o-=l}return(h?-1:1)*s*Math.pow(2,o-n)},r.write=function(e,t,r,n,i,o){var s,a,u,l=8*o-i-1,c=(1<<l)-1,f=c>>1,d=23===i?Math.pow(2,-24)-Math.pow(2,-77):0,h=n?0:o-1,p=n?1:-1,g=t<0||0===t&&1/t<0?1:0;for(t=Math.abs(t),isNaN(t)||t===1/0?(a=isNaN(t)?1:0,s=c):(s=Math.floor(Math.log(t)/Math.LN2),t*(u=Math.pow(2,-s))<1&&(s--,u*=2),(t+=s+f>=1?d/u:d*Math.pow(2,1-f))*u>=2&&(s++,u/=2),s+f>=c?(a=0,s=c):s+f>=1?(a=(t*u-1)*Math.pow(2,i),s+=f):(a=t*Math.pow(2,f-1)*Math.pow(2,i),s=0));i>=8;e[r+h]=255&a,h+=p,a/=256,i-=8);for(s=s<<i|a,l+=i;l>0;e[r+h]=255&s,h+=p,s/=256,l-=8);e[r+h-p]|=128*g}},{}],49:[function(e,t,r){"function"==typeof Object.create?t.exports=function(e,t){t&&(e.super_=t,e.prototype=Object.create(t.prototype,{constructor:{value:e,enumerable:!1,writable:!0,configurable:!0}}))}:t.exports=function(e,t){if(t){e.super_=t;var r=function(){};r.prototype=t.prototype,e.prototype=new r,e.prototype.constructor=e}}},{}],50:[function(e,t,r){function n(e){return!!e.constructor&&"function"==typeof e.constructor.isBuffer&&e.constructor.isBuffer(e)}
/*!
 * Determine if an object is a Buffer
 *
 * @author   Feross Aboukhadijeh <https://feross.org>
 * @license  MIT
 */
t.exports=function(e){return null!=e&&(n(e)||function(e){return"function"==typeof e.readFloatLE&&"function"==typeof e.slice&&n(e.slice(0,0))}(e)||!!e._isBuffer)}},{}],51:[function(e,t,r){var n={}.toString;t.exports=Array.isArray||function(e){return"[object Array]"==n.call(e)}},{}],52:[function(e,t,r){"use strict";var n=this&&this.__importDefault||function(e){return e&&e.__esModule?e:{default:e}};Object.defineProperty(r,"__esModule",{value:!0}),r.JsonRpcEngine=void 0;const i=n(e("@metamask/safe-event-emitter")),o=e("eth-rpc-errors");class s extends i.default{constructor(){super(),this._middleware=[]}push(e){this._middleware.push(e)}handle(e,t){if(t&&"function"!=typeof t)throw new Error('"callback" must be a function if provided.');return Array.isArray(e)?t?this._handleBatch(e,t):this._handleBatch(e):t?this._handle(e,t):this._promiseHandle(e)}asMiddleware(){return async(e,t,r,n)=>{try{const[i,o,a]=await s._runAllMiddleware(e,t,this._middleware);return o?(await s._runReturnHandlers(a),n(i)):r((async e=>{try{await s._runReturnHandlers(a)}catch(t){return e(t)}return e()}))}catch(e){return n(e)}}}async _handleBatch(e,t){try{const r=await Promise.all(e.map(this._promiseHandle.bind(this)));return t?t(null,r):r}catch(e){if(t)return t(e);throw e}}_promiseHandle(e){return new Promise((t=>{this._handle(e,((e,r)=>{t(r)}))}))}async _handle(e,t){if(!e||Array.isArray(e)||"object"!=typeof e){const r=new o.EthereumRpcError(o.errorCodes.rpc.invalidRequest,"Requests must be plain objects. Received: "+typeof e,{request:e});return t(r,{id:void 0,jsonrpc:"2.0",error:r})}if("string"!=typeof e.method){const r=new o.EthereumRpcError(o.errorCodes.rpc.invalidRequest,"Must specify a string method. Received: "+typeof e.method,{request:e});return t(r,{id:e.id,jsonrpc:"2.0",error:r})}const r=Object.assign({},e),n={id:r.id,jsonrpc:r.jsonrpc};let i=null;try{await this._processRequest(r,n)}catch(e){i=e}return i&&(delete n.result,n.error||(n.error=o.serializeError(i))),t(i,n)}async _processRequest(e,t){const[r,n,i]=await s._runAllMiddleware(e,t,this._middleware);if(s._checkForCompletion(e,t,n),await s._runReturnHandlers(i),r)throw r}static async _runAllMiddleware(e,t,r){const n=[];let i=null,o=!1;for(const a of r)if([i,o]=await s._runMiddleware(e,t,a,n),o)break;return[i,o,n.reverse()]}static _runMiddleware(e,t,r,n){return new Promise((i=>{const s=e=>{const r=e||t.error;r&&(t.error=o.serializeError(r)),i([r,!0])},u=r=>{t.error?s(t.error):(r&&("function"!=typeof r&&s(new o.EthereumRpcError(o.errorCodes.rpc.internal,`JsonRpcEngine: "next" return handlers must be functions. Received "${typeof r}" for request:\n${a(e)}`,{request:e})),n.push(r)),i([null,!1]))};try{r(e,t,u,s)}catch(e){s(e)}}))}static async _runReturnHandlers(e){for(const t of e)await new Promise(((e,r)=>{t((t=>t?r(t):e()))}))}static _checkForCompletion(e,t,r){if(!("result"in t)&&!("error"in t))throw new o.EthereumRpcError(o.errorCodes.rpc.internal,`JsonRpcEngine: Response has no error or result for request:\n${a(e)}`,{request:e});if(!r)throw new o.EthereumRpcError(o.errorCodes.rpc.internal,`JsonRpcEngine: Nothing ended request:\n${a(e)}`,{request:e})}}function a(e){return JSON.stringify(e,null,2)}r.JsonRpcEngine=s},{"@metamask/safe-event-emitter":35,"eth-rpc-errors":45}],53:[function(e,t,r){"use strict";Object.defineProperty(r,"__esModule",{value:!0}),r.createAsyncMiddleware=void 0,r.createAsyncMiddleware=function(e){return async(t,r,n,i)=>{let o;const s=new Promise((e=>{o=e}));let a=null,u=!1;const l=async()=>{u=!0,n((e=>{a=e,o()})),await s};try{await e(t,r,l),u?(await s,a(null)):i(null)}catch(e){a?a(e):i(e)}}}},{}],54:[function(e,t,r){"use strict";Object.defineProperty(r,"__esModule",{value:!0}),r.createScaffoldMiddleware=void 0,r.createScaffoldMiddleware=function(e){return(t,r,n,i)=>{const o=e[t.method];return void 0===o?n():"function"==typeof o?o(t,r,n,i):(r.result=o,i())}}},{}],55:[function(e,t,r){"use strict";Object.defineProperty(r,"__esModule",{value:!0}),r.getUniqueId=void 0;const n=4294967295;let i=Math.floor(Math.random()*n);r.getUniqueId=function(){return i=(i+1)%n,i}},{}],56:[function(e,t,r){"use strict";Object.defineProperty(r,"__esModule",{value:!0}),r.createIdRemapMiddleware=void 0;const n=e("./getUniqueId");r.createIdRemapMiddleware=function(){return(e,t,r,i)=>{const o=e.id,s=n.getUniqueId();e.id=s,t.id=s,r((r=>{e.id=o,t.id=o,r()}))}}},{"./getUniqueId":55}],57:[function(e,t,r){"use strict";var n=this&&this.__createBinding||(Object.create?function(e,t,r,n){void 0===n&&(n=r),Object.defineProperty(e,n,{enumerable:!0,get:function(){return t[r]}})}:function(e,t,r,n){void 0===n&&(n=r),e[n]=t[r]}),i=this&&this.__exportStar||function(e,t){for(var r in e)"default"===r||Object.prototype.hasOwnProperty.call(t,r)||n(t,e,r)};Object.defineProperty(r,"__esModule",{value:!0}),i(e("./idRemapMiddleware"),r),i(e("./createAsyncMiddleware"),r),i(e("./createScaffoldMiddleware"),r),i(e("./getUniqueId"),r),i(e("./JsonRpcEngine"),r),i(e("./mergeMiddleware"),r)},{"./JsonRpcEngine":52,"./createAsyncMiddleware":53,"./createScaffoldMiddleware":54,"./getUniqueId":55,"./idRemapMiddleware":56,"./mergeMiddleware":58}],58:[function(e,t,r){"use strict";Object.defineProperty(r,"__esModule",{value:!0}),r.mergeMiddleware=void 0;const n=e("./JsonRpcEngine");r.mergeMiddleware=function(e){const t=new n.JsonRpcEngine;return e.forEach((e=>t.push(e))),t.asMiddleware()}},{"./JsonRpcEngine":52}],59:[function(e,t,r){!function(e,r){"use strict";"function"==typeof define&&define.amd?define(r):"object"==typeof t&&t.exports?t.exports=r():e.log=r()}(this,(function(){"use strict";var e=function(){},t="undefined",r=["trace","debug","info","warn","error"];function n(e,t){var r=e[t];if("function"==typeof r.bind)return r.bind(e);try{return Function.prototype.bind.call(r,e)}catch(t){return function(){return Function.prototype.apply.apply(r,[e,arguments])}}}function i(r){return"debug"===r&&(r="log"),typeof console!==t&&(void 0!==console[r]?n(console,r):void 0!==console.log?n(console,"log"):e)}function o(t,n){for(var i=0;i<r.length;i++){var o=r[i];this[o]=i<t?e:this.methodFactory(o,t,n)}this.log=this.debug}function s(e,r,n){return function(){typeof console!==t&&(o.call(this,r,n),this[e].apply(this,arguments))}}function a(e,t,r){return i(e)||s.apply(this,arguments)}function u(e,n,i){var s,u=this,l="loglevel";function c(){var e;if(typeof window!==t){try{e=window.localStorage[l]}catch(e){}if(typeof e===t)try{var r=window.document.cookie,n=r.indexOf(encodeURIComponent(l)+"=");-1!==n&&(e=/^([^;]+)/.exec(r.slice(n))[1])}catch(e){}return void 0===u.levels[e]&&(e=void 0),e}}e&&(l+=":"+e),u.name=e,u.levels={TRACE:0,DEBUG:1,INFO:2,WARN:3,ERROR:4,SILENT:5},u.methodFactory=i||a,u.getLevel=function(){return s},u.setLevel=function(n,i){if("string"==typeof n&&void 0!==u.levels[n.toUpperCase()]&&(n=u.levels[n.toUpperCase()]),!("number"==typeof n&&n>=0&&n<=u.levels.SILENT))throw"log.setLevel() called with invalid level: "+n;if(s=n,!1!==i&&function(e){var n=(r[e]||"silent").toUpperCase();if(typeof window!==t){try{return void(window.localStorage[l]=n)}catch(e){}try{window.document.cookie=encodeURIComponent(l)+"="+n+";"}catch(e){}}}(n),o.call(u,n,e),typeof console===t&&n<u.levels.SILENT)return"No console available for logging"},u.setDefaultLevel=function(e){c()||u.setLevel(e,!1)},u.enableAll=function(e){u.setLevel(u.levels.TRACE,e)},u.disableAll=function(e){u.setLevel(u.levels.SILENT,e)};var f=c();null==f&&(f=null==n?"WARN":n),u.setLevel(f,!1)}var l=new u,c={};l.getLogger=function(e){if("string"!=typeof e||""===e)throw new TypeError("You must supply a name when creating a logger.");var t=c[e];return t||(t=c[e]=new u(e,l.getLevel(),l.methodFactory)),t};var f=typeof window!==t?window.log:void 0;return l.noConflict=function(){return typeof window!==t&&window.log===l&&(window.log=f),l},l.getLoggers=function(){return c},l}))},{}],60:[function(e,t,r){var n=e("wrappy");function i(e){var t=function(){return t.called?t.value:(t.called=!0,t.value=e.apply(this,arguments))};return t.called=!1,t}function o(e){var t=function(){if(t.called)throw new Error(t.onceError);return t.called=!0,t.value=e.apply(this,arguments)},r=e.name||"Function wrapped with `once`";return t.onceError=r+" shouldn't be called more than once",t.called=!1,t}t.exports=n(i),t.exports.strict=n(o),i.proto=i((function(){Object.defineProperty(Function.prototype,"once",{value:function(){return i(this)},configurable:!0}),Object.defineProperty(Function.prototype,"onceStrict",{value:function(){return o(this)},configurable:!0})}))},{wrappy:78}],61:[function(e,t,r){(function(e){(function(){"use strict";!e.version||0===e.version.indexOf("v0.")||0===e.version.indexOf("v1.")&&0!==e.version.indexOf("v1.8.")?t.exports=function(t,r,n,i){if("function"!=typeof t)throw new TypeError('"callback" argument must be a function');var o,s,a=arguments.length;switch(a){case 0:case 1:return e.nextTick(t);case 2:return e.nextTick((function(){t.call(null,r)}));case 3:return e.nextTick((function(){t.call(null,r,n)}));case 4:return e.nextTick((function(){t.call(null,r,n,i)}));default:for(o=new Array(a-1),s=0;s<o.length;)o[s++]=arguments[s];return e.nextTick((function(){t.apply(null,o)}))}}:t.exports=e.nextTick}).call(this)}).call(this,e("_process"))},{_process:62}],62:[function(e,t,r){var n,i,o=t.exports={};function s(){throw new Error("setTimeout has not been defined")}function a(){throw new Error("clearTimeout has not been defined")}function u(e){if(n===setTimeout)return setTimeout(e,0);if((n===s||!n)&&setTimeout)return n=setTimeout,setTimeout(e,0);try{return n(e,0)}catch(t){try{return n.call(null,e,0)}catch(t){return n.call(this,e,0)}}}!function(){try{n="function"==typeof setTimeout?setTimeout:s}catch(e){n=s}try{i="function"==typeof clearTimeout?clearTimeout:a}catch(e){i=a}}();var l,c=[],f=!1,d=-1;function h(){f&&l&&(f=!1,l.length?c=l.concat(c):d=-1,c.length&&p())}function p(){if(!f){var e=u(h);f=!0;for(var t=c.length;t;){for(l=c,c=[];++d<t;)l&&l[d].run();d=-1,t=c.length}l=null,f=!1,function(e){if(i===clearTimeout)return clearTimeout(e);if((i===a||!i)&&clearTimeout)return i=clearTimeout,clearTimeout(e);try{i(e)}catch(t){try{return i.call(null,e)}catch(t){return i.call(this,e)}}}(e)}}function g(e,t){this.fun=e,this.array=t}function m(){}o.nextTick=function(e){var t=new Array(arguments.length-1);if(arguments.length>1)for(var r=1;r<arguments.length;r++)t[r-1]=arguments[r];c.push(new g(e,t)),1!==c.length||f||u(p)},g.prototype.run=function(){this.fun.apply(null,this.array)},o.title="browser",o.browser=!0,o.env={},o.argv=[],o.version="",o.versions={},o.on=m,o.addListener=m,o.once=m,o.off=m,o.removeListener=m,o.removeAllListeners=m,o.emit=m,o.prependListener=m,o.prependOnceListener=m,o.listeners=function(e){return[]},o.binding=function(e){throw new Error("process.binding is not supported")},o.cwd=function(){return"/"},o.chdir=function(e){throw new Error("process.chdir is not supported")},o.umask=function(){return 0}},{}],63:[function(e,t,r){(function(r){(function(){var n=e("once"),i=e("end-of-stream"),o=e("fs"),s=function(){},a=/^v?\.0/.test(r.version),u=function(e){return"function"==typeof e},l=function(e,t,r,l){l=n(l);var c=!1;e.on("close",(function(){c=!0})),i(e,{readable:t,writable:r},(function(e){if(e)return l(e);c=!0,l()}));var f=!1;return function(t){if(!c&&!f)return f=!0,function(e){return!!a&&!!o&&(e instanceof(o.ReadStream||s)||e instanceof(o.WriteStream||s))&&u(e.close)}(e)?e.close(s):function(e){return e.setHeader&&u(e.abort)}(e)?e.abort():u(e.destroy)?e.destroy():void l(t||new Error("stream was destroyed"))}},c=function(e){e()},f=function(e,t){return e.pipe(t)};t.exports=function(){var e,t=Array.prototype.slice.call(arguments),r=u(t[t.length-1]||s)&&t.pop()||s;if(Array.isArray(t[0])&&(t=t[0]),t.length<2)throw new Error("pump requires two streams per minimum");var n=t.map((function(i,o){var s=o<t.length-1;return l(i,s,o>0,(function(t){e||(e=t),t&&n.forEach(c),s||(n.forEach(c),r(e))}))}));return t.reduce(f)}}).call(this)}).call(this,e("_process"))},{_process:62,"end-of-stream":41,fs:37,once:60}],64:[function(e,t,r){"use strict";var n=e("process-nextick-args"),i=Object.keys||function(e){var t=[];for(var r in e)t.push(r);return t};t.exports=f;var o=Object.create(e("core-util-is"));o.inherits=e("inherits");var s=e("./_stream_readable"),a=e("./_stream_writable");o.inherits(f,s);for(var u=i(a.prototype),l=0;l<u.length;l++){var c=u[l];f.prototype[c]||(f.prototype[c]=a.prototype[c])}function f(e){if(!(this instanceof f))return new f(e);s.call(this,e),a.call(this,e),e&&!1===e.readable&&(this.readable=!1),e&&!1===e.writable&&(this.writable=!1),this.allowHalfOpen=!0,e&&!1===e.allowHalfOpen&&(this.allowHalfOpen=!1),this.once("end",d)}function d(){this.allowHalfOpen||this._writableState.ended||n.nextTick(h,this)}function h(e){e.end()}Object.defineProperty(f.prototype,"writableHighWaterMark",{enumerable:!1,get:function(){return this._writableState.highWaterMark}}),Object.defineProperty(f.prototype,"destroyed",{get:function(){return void 0!==this._readableState&&void 0!==this._writableState&&(this._readableState.destroyed&&this._writableState.destroyed)},set:function(e){void 0!==this._readableState&&void 0!==this._writableState&&(this._readableState.destroyed=e,this._writableState.destroyed=e)}}),f.prototype._destroy=function(e,t){this.push(null),this.end(),n.nextTick(t,e)}},{"./_stream_readable":66,"./_stream_writable":68,"core-util-is":40,inherits:49,"process-nextick-args":72}],65:[function(e,t,r){"use strict";t.exports=o;var n=e("./_stream_transform"),i=Object.create(e("core-util-is"));function o(e){if(!(this instanceof o))return new o(e);n.call(this,e)}i.inherits=e("inherits"),i.inherits(o,n),o.prototype._transform=function(e,t,r){r(null,e)}},{"./_stream_transform":67,"core-util-is":40,inherits:49}],66:[function(e,t,r){(function(r,n){(function(){"use strict";var i=e("process-nextick-args");t.exports=w;var o,s=e("isarray");w.ReadableState=y;e("events").EventEmitter;var a=function(e,t){return e.listeners(t).length},u=e("./internal/streams/stream"),l=e("safe-buffer").Buffer,c=n.Uint8Array||function(){};var f=Object.create(e("core-util-is"));f.inherits=e("inherits");var d=e("util"),h=void 0;h=d&&d.debuglog?d.debuglog("stream"):function(){};var p,g=e("./internal/streams/BufferList"),m=e("./internal/streams/destroy");f.inherits(w,u);var b=["error","close","destroy","pause","resume"];function y(t,r){t=t||{};var n=r instanceof(o=o||e("./_stream_duplex"));this.objectMode=!!t.objectMode,n&&(this.objectMode=this.objectMode||!!t.readableObjectMode);var i=t.highWaterMark,s=t.readableHighWaterMark,a=this.objectMode?16:16384;this.highWaterMark=i||0===i?i:n&&(s||0===s)?s:a,this.highWaterMark=Math.floor(this.highWaterMark),this.buffer=new g,this.length=0,this.pipes=null,this.pipesCount=0,this.flowing=null,this.ended=!1,this.endEmitted=!1,this.reading=!1,this.sync=!0,this.needReadable=!1,this.emittedReadable=!1,this.readableListening=!1,this.resumeScheduled=!1,this.destroyed=!1,this.defaultEncoding=t.defaultEncoding||"utf8",this.awaitDrain=0,this.readingMore=!1,this.decoder=null,this.encoding=null,t.encoding&&(p||(p=e("string_decoder/").StringDecoder),this.decoder=new p(t.encoding),this.encoding=t.encoding)}function w(t){if(o=o||e("./_stream_duplex"),!(this instanceof w))return new w(t);this._readableState=new y(t,this),this.readable=!0,t&&("function"==typeof t.read&&(this._read=t.read),"function"==typeof t.destroy&&(this._destroy=t.destroy)),u.call(this)}function v(e,t,r,n,i){var o,s=e._readableState;null===t?(s.reading=!1,function(e,t){if(t.ended)return;if(t.decoder){var r=t.decoder.end();r&&r.length&&(t.buffer.push(r),t.length+=t.objectMode?1:r.length)}t.ended=!0,M(e)}(e,s)):(i||(o=function(e,t){var r;n=t,l.isBuffer(n)||n instanceof c||"string"==typeof t||void 0===t||e.objectMode||(r=new TypeError("Invalid non-string/buffer chunk"));var n;return r}(s,t)),o?e.emit("error",o):s.objectMode||t&&t.length>0?("string"==typeof t||s.objectMode||Object.getPrototypeOf(t)===l.prototype||(t=function(e){return l.from(e)}(t)),n?s.endEmitted?e.emit("error",new Error("stream.unshift() after end event")):_(e,s,t,!0):s.ended?e.emit("error",new Error("stream.push() after EOF")):(s.reading=!1,s.decoder&&!r?(t=s.decoder.write(t),s.objectMode||0!==t.length?_(e,s,t,!1):x(e,s)):_(e,s,t,!1))):n||(s.reading=!1));return function(e){return!e.ended&&(e.needReadable||e.length<e.highWaterMark||0===e.length)}(s)}function _(e,t,r,n){t.flowing&&0===t.length&&!t.sync?(e.emit("data",r),e.read(0)):(t.length+=t.objectMode?1:r.length,n?t.buffer.unshift(r):t.buffer.push(r),t.needReadable&&M(e)),x(e,t)}Object.defineProperty(w.prototype,"destroyed",{get:function(){return void 0!==this._readableState&&this._readableState.destroyed},set:function(e){this._readableState&&(this._readableState.destroyed=e)}}),w.prototype.destroy=m.destroy,w.prototype._undestroy=m.undestroy,w.prototype._destroy=function(e,t){this.push(null),t(e)},w.prototype.push=function(e,t){var r,n=this._readableState;return n.objectMode?r=!0:"string"==typeof e&&((t=t||n.defaultEncoding)!==n.encoding&&(e=l.from(e,t),t=""),r=!0),v(this,e,t,!1,r)},w.prototype.unshift=function(e){return v(this,e,null,!0,!1)},w.prototype.isPaused=function(){return!1===this._readableState.flowing},w.prototype.setEncoding=function(t){return p||(p=e("string_decoder/").StringDecoder),this._readableState.decoder=new p(t),this._readableState.encoding=t,this};var S=8388608;function E(e,t){return e<=0||0===t.length&&t.ended?0:t.objectMode?1:e!=e?t.flowing&&t.length?t.buffer.head.data.length:t.length:(e>t.highWaterMark&&(t.highWaterMark=function(e){return e>=S?e=S:(e--,e|=e>>>1,e|=e>>>2,e|=e>>>4,e|=e>>>8,e|=e>>>16,e++),e}(e)),e<=t.length?e:t.ended?t.length:(t.needReadable=!0,0))}function M(e){var t=e._readableState;t.needReadable=!1,t.emittedReadable||(h("emitReadable",t.flowing),t.emittedReadable=!0,t.sync?i.nextTick(k,e):k(e))}function k(e){h("emit readable"),e.emit("readable"),P(e)}function x(e,t){t.readingMore||(t.readingMore=!0,i.nextTick(R,e,t))}function R(e,t){for(var r=t.length;!t.reading&&!t.flowing&&!t.ended&&t.length<t.highWaterMark&&(h("maybeReadMore read 0"),e.read(0),r!==t.length);)r=t.length;t.readingMore=!1}function j(e){h("readable nexttick read 0"),e.read(0)}function C(e,t){t.reading||(h("resume read 0"),e.read(0)),t.resumeScheduled=!1,t.awaitDrain=0,e.emit("resume"),P(e),t.flowing&&!t.reading&&e.read(0)}function P(e){var t=e._readableState;for(h("flow",t.flowing);t.flowing&&null!==e.read(););}function O(e,t){return 0===t.length?null:(t.objectMode?r=t.buffer.shift():!e||e>=t.length?(r=t.decoder?t.buffer.join(""):1===t.buffer.length?t.buffer.head.data:t.buffer.concat(t.length),t.buffer.clear()):r=function(e,t,r){var n;e<t.head.data.length?(n=t.head.data.slice(0,e),t.head.data=t.head.data.slice(e)):n=e===t.head.data.length?t.shift():r?function(e,t){var r=t.head,n=1,i=r.data;e-=i.length;for(;r=r.next;){var o=r.data,s=e>o.length?o.length:e;if(s===o.length?i+=o:i+=o.slice(0,e),0===(e-=s)){s===o.length?(++n,r.next?t.head=r.next:t.head=t.tail=null):(t.head=r,r.data=o.slice(s));break}++n}return t.length-=n,i}(e,t):function(e,t){var r=l.allocUnsafe(e),n=t.head,i=1;n.data.copy(r),e-=n.data.length;for(;n=n.next;){var o=n.data,s=e>o.length?o.length:e;if(o.copy(r,r.length-e,0,s),0===(e-=s)){s===o.length?(++i,n.next?t.head=n.next:t.head=t.tail=null):(t.head=n,n.data=o.slice(s));break}++i}return t.length-=i,r}(e,t);return n}(e,t.buffer,t.decoder),r);var r}function T(e){var t=e._readableState;if(t.length>0)throw new Error('"endReadable()" called on non-empty stream');t.endEmitted||(t.ended=!0,i.nextTick(A,t,e))}function A(e,t){e.endEmitted||0!==e.length||(e.endEmitted=!0,t.readable=!1,t.emit("end"))}function L(e,t){for(var r=0,n=e.length;r<n;r++)if(e[r]===t)return r;return-1}w.prototype.read=function(e){h("read",e),e=parseInt(e,10);var t=this._readableState,r=e;if(0!==e&&(t.emittedReadable=!1),0===e&&t.needReadable&&(t.length>=t.highWaterMark||t.ended))return h("read: emitReadable",t.length,t.ended),0===t.length&&t.ended?T(this):M(this),null;if(0===(e=E(e,t))&&t.ended)return 0===t.length&&T(this),null;var n,i=t.needReadable;return h("need readable",i),(0===t.length||t.length-e<t.highWaterMark)&&h("length less than watermark",i=!0),t.ended||t.reading?h("reading or ended",i=!1):i&&(h("do read"),t.reading=!0,t.sync=!0,0===t.length&&(t.needReadable=!0),this._read(t.highWaterMark),t.sync=!1,t.reading||(e=E(r,t))),null===(n=e>0?O(e,t):null)?(t.needReadable=!0,e=0):t.length-=e,0===t.length&&(t.ended||(t.needReadable=!0),r!==e&&t.ended&&T(this)),null!==n&&this.emit("data",n),n},w.prototype._read=function(e){this.emit("error",new Error("_read() is not implemented"))},w.prototype.pipe=function(e,t){var n=this,o=this._readableState;switch(o.pipesCount){case 0:o.pipes=e;break;case 1:o.pipes=[o.pipes,e];break;default:o.pipes.push(e)}o.pipesCount+=1,h("pipe count=%d opts=%j",o.pipesCount,t);var u=(!t||!1!==t.end)&&e!==r.stdout&&e!==r.stderr?c:w;function l(t,r){h("onunpipe"),t===n&&r&&!1===r.hasUnpiped&&(r.hasUnpiped=!0,h("cleanup"),e.removeListener("close",b),e.removeListener("finish",y),e.removeListener("drain",f),e.removeListener("error",m),e.removeListener("unpipe",l),n.removeListener("end",c),n.removeListener("end",w),n.removeListener("data",g),d=!0,!o.awaitDrain||e._writableState&&!e._writableState.needDrain||f())}function c(){h("onend"),e.end()}o.endEmitted?i.nextTick(u):n.once("end",u),e.on("unpipe",l);var f=function(e){return function(){var t=e._readableState;h("pipeOnDrain",t.awaitDrain),t.awaitDrain&&t.awaitDrain--,0===t.awaitDrain&&a(e,"data")&&(t.flowing=!0,P(e))}}(n);e.on("drain",f);var d=!1;var p=!1;function g(t){h("ondata"),p=!1,!1!==e.write(t)||p||((1===o.pipesCount&&o.pipes===e||o.pipesCount>1&&-1!==L(o.pipes,e))&&!d&&(h("false write response, pause",n._readableState.awaitDrain),n._readableState.awaitDrain++,p=!0),n.pause())}function m(t){h("onerror",t),w(),e.removeListener("error",m),0===a(e,"error")&&e.emit("error",t)}function b(){e.removeListener("finish",y),w()}function y(){h("onfinish"),e.removeListener("close",b),w()}function w(){h("unpipe"),n.unpipe(e)}return n.on("data",g),function(e,t,r){if("function"==typeof e.prependListener)return e.prependListener(t,r);e._events&&e._events[t]?s(e._events[t])?e._events[t].unshift(r):e._events[t]=[r,e._events[t]]:e.on(t,r)}(e,"error",m),e.once("close",b),e.once("finish",y),e.emit("pipe",n),o.flowing||(h("pipe resume"),n.resume()),e},w.prototype.unpipe=function(e){var t=this._readableState,r={hasUnpiped:!1};if(0===t.pipesCount)return this;if(1===t.pipesCount)return e&&e!==t.pipes||(e||(e=t.pipes),t.pipes=null,t.pipesCount=0,t.flowing=!1,e&&e.emit("unpipe",this,r)),this;if(!e){var n=t.pipes,i=t.pipesCount;t.pipes=null,t.pipesCount=0,t.flowing=!1;for(var o=0;o<i;o++)n[o].emit("unpipe",this,r);return this}var s=L(t.pipes,e);return-1===s||(t.pipes.splice(s,1),t.pipesCount-=1,1===t.pipesCount&&(t.pipes=t.pipes[0]),e.emit("unpipe",this,r)),this},w.prototype.on=function(e,t){var r=u.prototype.on.call(this,e,t);if("data"===e)!1!==this._readableState.flowing&&this.resume();else if("readable"===e){var n=this._readableState;n.endEmitted||n.readableListening||(n.readableListening=n.needReadable=!0,n.emittedReadable=!1,n.reading?n.length&&M(this):i.nextTick(j,this))}return r},w.prototype.addListener=w.prototype.on,w.prototype.resume=function(){var e=this._readableState;return e.flowing||(h("resume"),e.flowing=!0,function(e,t){t.resumeScheduled||(t.resumeScheduled=!0,i.nextTick(C,e,t))}(this,e)),this},w.prototype.pause=function(){return h("call pause flowing=%j",this._readableState.flowing),!1!==this._readableState.flowing&&(h("pause"),this._readableState.flowing=!1,this.emit("pause")),this},w.prototype.wrap=function(e){var t=this,r=this._readableState,n=!1;for(var i in e.on("end",(function(){if(h("wrapped end"),r.decoder&&!r.ended){var e=r.decoder.end();e&&e.length&&t.push(e)}t.push(null)})),e.on("data",(function(i){(h("wrapped data"),r.decoder&&(i=r.decoder.write(i)),r.objectMode&&null==i)||(r.objectMode||i&&i.length)&&(t.push(i)||(n=!0,e.pause()))})),e)void 0===this[i]&&"function"==typeof e[i]&&(this[i]=function(t){return function(){return e[t].apply(e,arguments)}}(i));for(var o=0;o<b.length;o++)e.on(b[o],this.emit.bind(this,b[o]));return this._read=function(t){h("wrapped _read",t),n&&(n=!1,e.resume())},this},Object.defineProperty(w.prototype,"readableHighWaterMark",{enumerable:!1,get:function(){return this._readableState.highWaterMark}}),w._fromList=O}).call(this)}).call(this,e("_process"),"undefined"!=typeof global?global:"undefined"!=typeof self?self:"undefined"!=typeof window?window:{})},{"./_stream_duplex":64,"./internal/streams/BufferList":69,"./internal/streams/destroy":70,"./internal/streams/stream":71,_process:62,"core-util-is":40,events:39,inherits:49,isarray:51,"process-nextick-args":72,"safe-buffer":73,"string_decoder/":74,util:37}],67:[function(e,t,r){"use strict";t.exports=s;var n=e("./_stream_duplex"),i=Object.create(e("core-util-is"));function o(e,t){var r=this._transformState;r.transforming=!1;var n=r.writecb;if(!n)return this.emit("error",new Error("write callback called multiple times"));r.writechunk=null,r.writecb=null,null!=t&&this.push(t),n(e);var i=this._readableState;i.reading=!1,(i.needReadable||i.length<i.highWaterMark)&&this._read(i.highWaterMark)}function s(e){if(!(this instanceof s))return new s(e);n.call(this,e),this._transformState={afterTransform:o.bind(this),needTransform:!1,transforming:!1,writecb:null,writechunk:null,writeencoding:null},this._readableState.needReadable=!0,this._readableState.sync=!1,e&&("function"==typeof e.transform&&(this._transform=e.transform),"function"==typeof e.flush&&(this._flush=e.flush)),this.on("prefinish",a)}function a(){var e=this;"function"==typeof this._flush?this._flush((function(t,r){u(e,t,r)})):u(this,null,null)}function u(e,t,r){if(t)return e.emit("error",t);if(null!=r&&e.push(r),e._writableState.length)throw new Error("Calling transform done when ws.length != 0");if(e._transformState.transforming)throw new Error("Calling transform done when still transforming");return e.push(null)}i.inherits=e("inherits"),i.inherits(s,n),s.prototype.push=function(e,t){return this._transformState.needTransform=!1,n.prototype.push.call(this,e,t)},s.prototype._transform=function(e,t,r){throw new Error("_transform() is not implemented")},s.prototype._write=function(e,t,r){var n=this._transformState;if(n.writecb=r,n.writechunk=e,n.writeencoding=t,!n.transforming){var i=this._readableState;(n.needTransform||i.needReadable||i.length<i.highWaterMark)&&this._read(i.highWaterMark)}},s.prototype._read=function(e){var t=this._transformState;null!==t.writechunk&&t.writecb&&!t.transforming?(t.transforming=!0,this._transform(t.writechunk,t.writeencoding,t.afterTransform)):t.needTransform=!0},s.prototype._destroy=function(e,t){var r=this;n.prototype._destroy.call(this,e,(function(e){t(e),r.emit("close")}))}},{"./_stream_duplex":64,"core-util-is":40,inherits:49}],68:[function(e,t,r){(function(r,n,i){(function(){"use strict";var o=e("process-nextick-args");function s(e){var t=this;this.next=null,this.entry=null,this.finish=function(){!function(e,t,r){var n=e.entry;e.entry=null;for(;n;){var i=n.callback;t.pendingcb--,i(r),n=n.next}t.corkedRequestsFree?t.corkedRequestsFree.next=e:t.corkedRequestsFree=e}(t,e)}}t.exports=y;var a,u=!r.browser&&["v0.10","v0.9."].indexOf(r.version.slice(0,5))>-1?i:o.nextTick;y.WritableState=b;var l=Object.create(e("core-util-is"));l.inherits=e("inherits");var c={deprecate:e("util-deprecate")},f=e("./internal/streams/stream"),d=e("safe-buffer").Buffer,h=n.Uint8Array||function(){};var p,g=e("./internal/streams/destroy");function m(){}function b(t,r){a=a||e("./_stream_duplex"),t=t||{};var n=r instanceof a;this.objectMode=!!t.objectMode,n&&(this.objectMode=this.objectMode||!!t.writableObjectMode);var i=t.highWaterMark,l=t.writableHighWaterMark,c=this.objectMode?16:16384;this.highWaterMark=i||0===i?i:n&&(l||0===l)?l:c,this.highWaterMark=Math.floor(this.highWaterMark),this.finalCalled=!1,this.needDrain=!1,this.ending=!1,this.ended=!1,this.finished=!1,this.destroyed=!1;var f=!1===t.decodeStrings;this.decodeStrings=!f,this.defaultEncoding=t.defaultEncoding||"utf8",this.length=0,this.writing=!1,this.corked=0,this.sync=!0,this.bufferProcessing=!1,this.onwrite=function(e){!function(e,t){var r=e._writableState,n=r.sync,i=r.writecb;if(function(e){e.writing=!1,e.writecb=null,e.length-=e.writelen,e.writelen=0}(r),t)!function(e,t,r,n,i){--t.pendingcb,r?(o.nextTick(i,n),o.nextTick(M,e,t),e._writableState.errorEmitted=!0,e.emit("error",n)):(i(n),e._writableState.errorEmitted=!0,e.emit("error",n),M(e,t))}(e,r,n,t,i);else{var s=S(r);s||r.corked||r.bufferProcessing||!r.bufferedRequest||_(e,r),n?u(v,e,r,s,i):v(e,r,s,i)}}(r,e)},this.writecb=null,this.writelen=0,this.bufferedRequest=null,this.lastBufferedRequest=null,this.pendingcb=0,this.prefinished=!1,this.errorEmitted=!1,this.bufferedRequestCount=0,this.corkedRequestsFree=new s(this)}function y(t){if(a=a||e("./_stream_duplex"),!(p.call(y,this)||this instanceof a))return new y(t);this._writableState=new b(t,this),this.writable=!0,t&&("function"==typeof t.write&&(this._write=t.write),"function"==typeof t.writev&&(this._writev=t.writev),"function"==typeof t.destroy&&(this._destroy=t.destroy),"function"==typeof t.final&&(this._final=t.final)),f.call(this)}function w(e,t,r,n,i,o,s){t.writelen=n,t.writecb=s,t.writing=!0,t.sync=!0,r?e._writev(i,t.onwrite):e._write(i,o,t.onwrite),t.sync=!1}function v(e,t,r,n){r||function(e,t){0===t.length&&t.needDrain&&(t.needDrain=!1,e.emit("drain"))}(e,t),t.pendingcb--,n(),M(e,t)}function _(e,t){t.bufferProcessing=!0;var r=t.bufferedRequest;if(e._writev&&r&&r.next){var n=t.bufferedRequestCount,i=new Array(n),o=t.corkedRequestsFree;o.entry=r;for(var a=0,u=!0;r;)i[a]=r,r.isBuf||(u=!1),r=r.next,a+=1;i.allBuffers=u,w(e,t,!0,t.length,i,"",o.finish),t.pendingcb++,t.lastBufferedRequest=null,o.next?(t.corkedRequestsFree=o.next,o.next=null):t.corkedRequestsFree=new s(t),t.bufferedRequestCount=0}else{for(;r;){var l=r.chunk,c=r.encoding,f=r.callback;if(w(e,t,!1,t.objectMode?1:l.length,l,c,f),r=r.next,t.bufferedRequestCount--,t.writing)break}null===r&&(t.lastBufferedRequest=null)}t.bufferedRequest=r,t.bufferProcessing=!1}function S(e){return e.ending&&0===e.length&&null===e.bufferedRequest&&!e.finished&&!e.writing}function E(e,t){e._final((function(r){t.pendingcb--,r&&e.emit("error",r),t.prefinished=!0,e.emit("prefinish"),M(e,t)}))}function M(e,t){var r=S(t);return r&&(!function(e,t){t.prefinished||t.finalCalled||("function"==typeof e._final?(t.pendingcb++,t.finalCalled=!0,o.nextTick(E,e,t)):(t.prefinished=!0,e.emit("prefinish")))}(e,t),0===t.pendingcb&&(t.finished=!0,e.emit("finish"))),r}l.inherits(y,f),b.prototype.getBuffer=function(){for(var e=this.bufferedRequest,t=[];e;)t.push(e),e=e.next;return t},function(){try{Object.defineProperty(b.prototype,"buffer",{get:c.deprecate((function(){return this.getBuffer()}),"_writableState.buffer is deprecated. Use _writableState.getBuffer instead.","DEP0003")})}catch(e){}}(),"function"==typeof Symbol&&Symbol.hasInstance&&"function"==typeof Function.prototype[Symbol.hasInstance]?(p=Function.prototype[Symbol.hasInstance],Object.defineProperty(y,Symbol.hasInstance,{value:function(e){return!!p.call(this,e)||this===y&&(e&&e._writableState instanceof b)}})):p=function(e){return e instanceof this},y.prototype.pipe=function(){this.emit("error",new Error("Cannot pipe, not readable"))},y.prototype.write=function(e,t,r){var n,i=this._writableState,s=!1,a=!i.objectMode&&(n=e,d.isBuffer(n)||n instanceof h);return a&&!d.isBuffer(e)&&(e=function(e){return d.from(e)}(e)),"function"==typeof t&&(r=t,t=null),a?t="buffer":t||(t=i.defaultEncoding),"function"!=typeof r&&(r=m),i.ended?function(e,t){var r=new Error("write after end");e.emit("error",r),o.nextTick(t,r)}(this,r):(a||function(e,t,r,n){var i=!0,s=!1;return null===r?s=new TypeError("May not write null values to stream"):"string"==typeof r||void 0===r||t.objectMode||(s=new TypeError("Invalid non-string/buffer chunk")),s&&(e.emit("error",s),o.nextTick(n,s),i=!1),i}(this,i,e,r))&&(i.pendingcb++,s=function(e,t,r,n,i,o){if(!r){var s=function(e,t,r){e.objectMode||!1===e.decodeStrings||"string"!=typeof t||(t=d.from(t,r));return t}(t,n,i);n!==s&&(r=!0,i="buffer",n=s)}var a=t.objectMode?1:n.length;t.length+=a;var u=t.length<t.highWaterMark;u||(t.needDrain=!0);if(t.writing||t.corked){var l=t.lastBufferedRequest;t.lastBufferedRequest={chunk:n,encoding:i,isBuf:r,callback:o,next:null},l?l.next=t.lastBufferedRequest:t.bufferedRequest=t.lastBufferedRequest,t.bufferedRequestCount+=1}else w(e,t,!1,a,n,i,o);return u}(this,i,a,e,t,r)),s},y.prototype.cork=function(){this._writableState.corked++},y.prototype.uncork=function(){var e=this._writableState;e.corked&&(e.corked--,e.writing||e.corked||e.finished||e.bufferProcessing||!e.bufferedRequest||_(this,e))},y.prototype.setDefaultEncoding=function(e){if("string"==typeof e&&(e=e.toLowerCase()),!(["hex","utf8","utf-8","ascii","binary","base64","ucs2","ucs-2","utf16le","utf-16le","raw"].indexOf((e+"").toLowerCase())>-1))throw new TypeError("Unknown encoding: "+e);return this._writableState.defaultEncoding=e,this},Object.defineProperty(y.prototype,"writableHighWaterMark",{enumerable:!1,get:function(){return this._writableState.highWaterMark}}),y.prototype._write=function(e,t,r){r(new Error("_write() is not implemented"))},y.prototype._writev=null,y.prototype.end=function(e,t,r){var n=this._writableState;"function"==typeof e?(r=e,e=null,t=null):"function"==typeof t&&(r=t,t=null),null!=e&&this.write(e,t),n.corked&&(n.corked=1,this.uncork()),n.ending||n.finished||function(e,t,r){t.ending=!0,M(e,t),r&&(t.finished?o.nextTick(r):e.once("finish",r));t.ended=!0,e.writable=!1}(this,n,r)},Object.defineProperty(y.prototype,"destroyed",{get:function(){return void 0!==this._writableState&&this._writableState.destroyed},set:function(e){this._writableState&&(this._writableState.destroyed=e)}}),y.prototype.destroy=g.destroy,y.prototype._undestroy=g.undestroy,y.prototype._destroy=function(e,t){this.end(),t(e)}}).call(this)}).call(this,e("_process"),"undefined"!=typeof global?global:"undefined"!=typeof self?self:"undefined"!=typeof window?window:{},e("timers").setImmediate)},{"./_stream_duplex":64,"./internal/streams/destroy":70,"./internal/streams/stream":71,_process:62,"core-util-is":40,inherits:49,"process-nextick-args":72,"safe-buffer":73,timers:76,"util-deprecate":77}],69:[function(e,t,r){"use strict";var n=e("safe-buffer").Buffer,i=e("util");t.exports=function(){function e(){!function(e,t){if(!(e instanceof t))throw new TypeError("Cannot call a class as a function")}(this,e),this.head=null,this.tail=null,this.length=0}return e.prototype.push=function(e){var t={data:e,next:null};this.length>0?this.tail.next=t:this.head=t,this.tail=t,++this.length},e.prototype.unshift=function(e){var t={data:e,next:this.head};0===this.length&&(this.tail=t),this.head=t,++this.length},e.prototype.shift=function(){if(0!==this.length){var e=this.head.data;return 1===this.length?this.head=this.tail=null:this.head=this.head.next,--this.length,e}},e.prototype.clear=function(){this.head=this.tail=null,this.length=0},e.prototype.join=function(e){if(0===this.length)return"";for(var t=this.head,r=""+t.data;t=t.next;)r+=e+t.data;return r},e.prototype.concat=function(e){if(0===this.length)return n.alloc(0);if(1===this.length)return this.head.data;for(var t,r,i,o=n.allocUnsafe(e>>>0),s=this.head,a=0;s;)t=s.data,r=o,i=a,t.copy(r,i),a+=s.data.length,s=s.next;return o},e}(),i&&i.inspect&&i.inspect.custom&&(t.exports.prototype[i.inspect.custom]=function(){var e=i.inspect({length:this.length});return this.constructor.name+" "+e})},{"safe-buffer":73,util:37}],70:[function(e,t,r){"use strict";var n=e("process-nextick-args");function i(e,t){e.emit("error",t)}t.exports={destroy:function(e,t){var r=this,o=this._readableState&&this._readableState.destroyed,s=this._writableState&&this._writableState.destroyed;return o||s?(t?t(e):!e||this._writableState&&this._writableState.errorEmitted||n.nextTick(i,this,e),this):(this._readableState&&(this._readableState.destroyed=!0),this._writableState&&(this._writableState.destroyed=!0),this._destroy(e||null,(function(e){!t&&e?(n.nextTick(i,r,e),r._writableState&&(r._writableState.errorEmitted=!0)):t&&t(e)})),this)},undestroy:function(){this._readableState&&(this._readableState.destroyed=!1,this._readableState.reading=!1,this._readableState.ended=!1,this._readableState.endEmitted=!1),this._writableState&&(this._writableState.destroyed=!1,this._writableState.ended=!1,this._writableState.ending=!1,this._writableState.finished=!1,this._writableState.errorEmitted=!1)}}},{"process-nextick-args":72}],71:[function(e,t,r){arguments[4][19][0].apply(r,arguments)},{dup:19,events:39}],72:[function(e,t,r){(function(e){(function(){"use strict";void 0===e||!e.version||0===e.version.indexOf("v0.")||0===e.version.indexOf("v1.")&&0!==e.version.indexOf("v1.8.")?t.exports={nextTick:function(t,r,n,i){if("function"!=typeof t)throw new TypeError('"callback" argument must be a function');var o,s,a=arguments.length;switch(a){case 0:case 1:return e.nextTick(t);case 2:return e.nextTick((function(){t.call(null,r)}));case 3:return e.nextTick((function(){t.call(null,r,n)}));case 4:return e.nextTick((function(){t.call(null,r,n,i)}));default:for(o=new Array(a-1),s=0;s<o.length;)o[s++]=arguments[s];return e.nextTick((function(){t.apply(null,o)}))}}}:t.exports=e}).call(this)}).call(this,e("_process"))},{_process:62}],73:[function(e,t,r){arguments[4][21][0].apply(r,arguments)},{buffer:38,dup:21}],74:[function(e,t,r){"use strict";var n=e("safe-buffer").Buffer,i=n.isEncoding||function(e){switch((e=""+e)&&e.toLowerCase()){case"hex":case"utf8":case"utf-8":case"ascii":case"binary":case"base64":case"ucs2":case"ucs-2":case"utf16le":case"utf-16le":case"raw":return!0;default:return!1}};function o(e){var t;switch(this.encoding=function(e){var t=function(e){if(!e)return"utf8";for(var t;;)switch(e){case"utf8":case"utf-8":return"utf8";case"ucs2":case"ucs-2":case"utf16le":case"utf-16le":return"utf16le";case"latin1":case"binary":return"latin1";case"base64":case"ascii":case"hex":return e;default:if(t)return;e=(""+e).toLowerCase(),t=!0}}(e);if("string"!=typeof t&&(n.isEncoding===i||!i(e)))throw new Error("Unknown encoding: "+e);return t||e}(e),this.encoding){case"utf16le":this.text=u,this.end=l,t=4;break;case"utf8":this.fillLast=a,t=4;break;case"base64":this.text=c,this.end=f,t=3;break;default:return this.write=d,void(this.end=h)}this.lastNeed=0,this.lastTotal=0,this.lastChar=n.allocUnsafe(t)}function s(e){return e<=127?0:e>>5==6?2:e>>4==14?3:e>>3==30?4:e>>6==2?-1:-2}function a(e){var t=this.lastTotal-this.lastNeed,r=function(e,t,r){if(128!=(192&t[0]))return e.lastNeed=0,"�";if(e.lastNeed>1&&t.length>1){if(128!=(192&t[1]))return e.lastNeed=1,"�";if(e.lastNeed>2&&t.length>2&&128!=(192&t[2]))return e.lastNeed=2,"�"}}(this,e);return void 0!==r?r:this.lastNeed<=e.length?(e.copy(this.lastChar,t,0,this.lastNeed),this.lastChar.toString(this.encoding,0,this.lastTotal)):(e.copy(this.lastChar,t,0,e.length),void(this.lastNeed-=e.length))}function u(e,t){if((e.length-t)%2==0){var r=e.toString("utf16le",t);if(r){var n=r.charCodeAt(r.length-1);if(n>=55296&&n<=56319)return this.lastNeed=2,this.lastTotal=4,this.lastChar[0]=e[e.length-2],this.lastChar[1]=e[e.length-1],r.slice(0,-1)}return r}return this.lastNeed=1,this.lastTotal=2,this.lastChar[0]=e[e.length-1],e.toString("utf16le",t,e.length-1)}function l(e){var t=e&&e.length?this.write(e):"";if(this.lastNeed){var r=this.lastTotal-this.lastNeed;return t+this.lastChar.toString("utf16le",0,r)}return t}function c(e,t){var r=(e.length-t)%3;return 0===r?e.toString("base64",t):(this.lastNeed=3-r,this.lastTotal=3,1===r?this.lastChar[0]=e[e.length-1]:(this.lastChar[0]=e[e.length-2],this.lastChar[1]=e[e.length-1]),e.toString("base64",t,e.length-r))}function f(e){var t=e&&e.length?this.write(e):"";return this.lastNeed?t+this.lastChar.toString("base64",0,3-this.lastNeed):t}function d(e){return e.toString(this.encoding)}function h(e){return e&&e.length?this.write(e):""}r.StringDecoder=o,o.prototype.write=function(e){if(0===e.length)return"";var t,r;if(this.lastNeed){if(void 0===(t=this.fillLast(e)))return"";r=this.lastNeed,this.lastNeed=0}else r=0;return r<e.length?t?t+this.text(e,r):this.text(e,r):t||""},o.prototype.end=function(e){var t=e&&e.length?this.write(e):"";return this.lastNeed?t+"�":t},o.prototype.text=function(e,t){var r=function(e,t,r){var n=t.length-1;if(n<r)return 0;var i=s(t[n]);if(i>=0)return i>0&&(e.lastNeed=i-1),i;if(--n<r||-2===i)return 0;if((i=s(t[n]))>=0)return i>0&&(e.lastNeed=i-2),i;if(--n<r||-2===i)return 0;if((i=s(t[n]))>=0)return i>0&&(2===i?i=0:e.lastNeed=i-3),i;return 0}(this,e,t);if(!this.lastNeed)return e.toString("utf8",t);this.lastTotal=r;var n=e.length-(r-this.lastNeed);return e.copy(this.lastChar,0,n),e.toString("utf8",t,n)},o.prototype.fillLast=function(e){if(this.lastNeed<=e.length)return e.copy(this.lastChar,this.lastTotal-this.lastNeed,0,this.lastNeed),this.lastChar.toString(this.encoding,0,this.lastTotal);e.copy(this.lastChar,this.lastTotal-this.lastNeed,0,e.length),this.lastNeed-=e.length}},{"safe-buffer":73}],75:[function(e,t,r){arguments[4][20][0].apply(r,arguments)},{"./lib/_stream_duplex.js":64,"./lib/_stream_passthrough.js":65,"./lib/_stream_readable.js":66,"./lib/_stream_transform.js":67,"./lib/_stream_writable.js":68,dup:20}],76:[function(e,t,r){(function(t,n){(function(){var i=e("process/browser.js").nextTick,o=Function.prototype.apply,s=Array.prototype.slice,a={},u=0;function l(e,t){this._id=e,this._clearFn=t}r.setTimeout=function(){return new l(o.call(setTimeout,window,arguments),clearTimeout)},r.setInterval=function(){return new l(o.call(setInterval,window,arguments),clearInterval)},r.clearTimeout=r.clearInterval=function(e){e.close()},l.prototype.unref=l.prototype.ref=function(){},l.prototype.close=function(){this._clearFn.call(window,this._id)},r.enroll=function(e,t){clearTimeout(e._idleTimeoutId),e._idleTimeout=t},r.unenroll=function(e){clearTimeout(e._idleTimeoutId),e._idleTimeout=-1},r._unrefActive=r.active=function(e){clearTimeout(e._idleTimeoutId);var t=e._idleTimeout;t>=0&&(e._idleTimeoutId=setTimeout((function(){e._onTimeout&&e._onTimeout()}),t))},r.setImmediate="function"==typeof t?t:function(e){var t=u++,n=!(arguments.length<2)&&s.call(arguments,1);return a[t]=!0,i((function(){a[t]&&(n?e.apply(null,n):e.call(null),r.clearImmediate(t))})),t},r.clearImmediate="function"==typeof n?n:function(e){delete a[e]}}).call(this)}).call(this,e("timers").setImmediate,e("timers").clearImmediate)},{"process/browser.js":62,timers:76}],77:[function(e,t,r){(function(e){(function(){function r(t){try{if(!e.localStorage)return!1}catch(e){return!1}var r=e.localStorage[t];return null!=r&&"true"===String(r).toLowerCase()}t.exports=function(e,t){if(r("noDeprecation"))return e;var n=!1;return function(){if(!n){if(r("throwDeprecation"))throw new Error(t);r("traceDeprecation")?console.trace(t):console.warn(t),n=!0}return e.apply(this,arguments)}}}).call(this)}).call(this,"undefined"!=typeof global?global:"undefined"!=typeof self?self:"undefined"!=typeof window?window:{})},{}],78:[function(e,t,r){t.exports=function e(t,r){if(t&&r)return e(t)(r);if("function"!=typeof t)throw new TypeError("need wrapper function");return Object.keys(t).forEach((function(e){n[e]=t[e]})),n;function n(){for(var e=new Array(arguments.length),r=0;r<e.length;r++)e[r]=arguments[r];var n=t.apply(this,e),i=e[e.length-1];return"function"==typeof n&&n!==i&&Object.keys(i).forEach((function(e){n[e]=i[e]})),n}}},{}]},{},[1]);//# sourceURL=chrome-extension://nkbihfbeogaeaoehlefnkodbefgpgknn/inpage.js