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e=this.view.getInt16(this.pos);return this.pos+=2,e},e.prototype.readU32=function(){var e=this.view.getUint32(this.pos);return this.pos+=4,e},e.prototype.readI32=function(){var e=this.view.getInt32(this.pos);return this.pos+=4,e},e.prototype.readU64=function(){var e,t,r=(e=this.view,t=this.pos,4294967296*e.getUint32(t)+e.getUint32(t+4));return this.pos+=8,r},e.prototype.readI64=function(){var e=a(this.view,this.pos);return this.pos+=8,e},e.prototype.readF32=function(){var e=this.view.getFloat32(this.pos);return this.pos+=4,e},e.prototype.readF64=function(){var e=this.view.getFloat64(this.pos);return this.pos+=8,e},e}(),R=i(1);class O{static write(e){let t=e.byteLength||e.length;const r=[];do{let e=127&t;t>>=7,t>0&&(e|=128),r.push(e)}while(t>0);t=e.byteLength||e.length;const i=new Uint8Array(r.length+t);return i.set(r,0),i.set(e,r.length),i.buffer}static parse(e){const t=[],r=new Uint8Array(e),i=[0,7,14,21,28];for(let n=0;n7)throw new Error("Messages bigger than 2GB are not supported.");if(!(r.byteLength>=n+s+a))throw new Error("Incomplete message.");t.push(r.slice?r.slice(n+s,n+s+a):r.subarray(n+s,n+s+a)),n=n+s+a}return t}}const j=new Uint8Array([145,R.MessageType.Ping]);class F{constructor(e){this.name="messagepack",this.version=1,this.transferFormat=R.TransferFormat.Binary,this._errorResult=1,this._voidResult=2,this._nonVoidResult=3,e=e||{},this._encoder=new x(e.extensionCodec,e.context,e.maxDepth,e.initialBufferSize,e.sortKeys,e.forceFloat32,e.ignoreUndefined,e.forceIntegerToFloat),this._decoder=new P(e.extensionCodec,e.context,e.maxStrLength,e.maxBinLength,e.maxArrayLength,e.maxMapLength,e.maxExtLength)}parseMessages(e,t){if(!(r=e)||"undefined"==typeof ArrayBuffer||!(r instanceof ArrayBuffer||r.constructor&&"ArrayBuffer"===r.constructor.name))throw new Error("Invalid input for MessagePack hub protocol. Expected an ArrayBuffer.");var r;null===t&&(t=R.NullLogger.instance);const i=O.parse(e),n=[];for(const e of i){const r=this._parseMessage(e,t);r&&n.push(r)}return n}writeMessage(e){switch(e.type){case R.MessageType.Invocation:return this._writeInvocation(e);case R.MessageType.StreamInvocation:return this._writeStreamInvocation(e);case R.MessageType.StreamItem:return this._writeStreamItem(e);case R.MessageType.Completion:return this._writeCompletion(e);case R.MessageType.Ping:return O.write(j);case R.MessageType.CancelInvocation:return this._writeCancelInvocation(e);default:throw new Error("Invalid message type.")}}_parseMessage(e,t){if(0===e.length)throw new Error("Invalid payload.");const r=this._decoder.decode(e);if(0===r.length||!(r instanceof Array))throw new Error("Invalid payload.");const i=r[0];switch(i){case R.MessageType.Invocation:return this._createInvocationMessage(this._readHeaders(r),r);case R.MessageType.StreamItem:return this._createStreamItemMessage(this._readHeaders(r),r);case R.MessageType.Completion:return this._createCompletionMessage(this._readHeaders(r),r);case R.MessageType.Ping:return this._createPingMessage(r);case R.MessageType.Close:return this._createCloseMessage(r);default:return t.log(R.LogLevel.Information,"Unknown message type '"+i+"' ignored."),null}}_createCloseMessage(e){if(e.length<2)throw new Error("Invalid payload for Close message.");return{allowReconnect:e.length>=3?e[2]:void 0,error:e[1],type:R.MessageType.Close}}_createPingMessage(e){if(e.length<1)throw new Error("Invalid payload for Ping message.");return{type:R.MessageType.Ping}}_createInvocationMessage(e,t){if(t.length<5)throw new Error("Invalid payload for Invocation message.");const r=t[2];return r?{arguments:t[4],headers:e,invocationId:r,streamIds:[],target:t[3],type:R.MessageType.Invocation}:{arguments:t[4],headers:e,streamIds:[],target:t[3],type:R.MessageType.Invocation}}_createStreamItemMessage(e,t){if(t.length<4)throw new Error("Invalid payload for StreamItem message.");return{headers:e,invocationId:t[2],item:t[3],type:R.MessageType.StreamItem}}_createCompletionMessage(e,t){if(t.length<4)throw new Error("Invalid payload for Completion message.");const r=t[3];if(r!==this._voidResult&&t.length<5)throw new Error("Invalid payload for Completion message.");let i,n;switch(r){case this._errorResult:i=t[4];break;case this._nonVoidResult:n=t[4]}return{error:i,headers:e,invocationId:t[2],result:n,type:R.MessageType.Completion}}_writeInvocation(e){let t;return t=e.streamIds?this._encoder.encode([R.MessageType.Invocation,e.headers||{},e.invocationId||null,e.target,e.arguments,e.streamIds]):this._encoder.encode([R.MessageType.Invocation,e.headers||{},e.invocationId||null,e.target,e.arguments]),O.write(t.slice())}_writeStreamInvocation(e){let t;return t=e.streamIds?this._encoder.encode([R.MessageType.StreamInvocation,e.headers||{},e.invocationId,e.target,e.arguments,e.streamIds]):this._encoder.encode([R.MessageType.StreamInvocation,e.headers||{},e.invocationId,e.target,e.arguments]),O.write(t.slice())}_writeStreamItem(e){const t=this._encoder.encode([R.MessageType.StreamItem,e.headers||{},e.invocationId,e.item]);return O.write(t.slice())}_writeCompletion(e){const t=e.error?this._errorResult:e.result?this._nonVoidResult:this._voidResult;let r;switch(t){case this._errorResult:r=this._encoder.encode([R.MessageType.Completion,e.headers||{},e.invocationId,t,e.error]);break;case this._voidResult:r=this._encoder.encode([R.MessageType.Completion,e.headers||{},e.invocationId,t]);break;case this._nonVoidResult:r=this._encoder.encode([R.MessageType.Completion,e.headers||{},e.invocationId,t,e.result])}return O.write(r.slice())}_writeCancelInvocation(e){const t=this._encoder.encode([R.MessageType.CancelInvocation,e.headers||{},e.invocationId]);return O.write(t.slice())}_readHeaders(e){const t=e[1];if("object"!=typeof t)throw new Error("Invalid headers.");return t}}const V="6.0.10"})(),n})()},"object"==typeof exports&&"object"==typeof module?module.exports=t(require("signalR")):"function"==typeof define&&define.amd?define(["signalR"],t):"object"==typeof exports?exports.msgpack=t(require("signalR")):(e.signalR=e.signalR||{},e.signalR.protocols=e.signalR.protocols||{},e.signalR.protocols.msgpack=t(e.signalR)); //# sourceMappingURL=signalr-protocol-msgpack.min.js.map