polyfill.es6.min.js 55 KB
!function(e,t){"object"==typeof exports&&"undefined"!=typeof module?t(exports):"function"==typeof define&&define.amd?define(["exports"],t):t((e="undefined"!=typeof globalThis?globalThis:e||self).WebStreamsPolyfill={})}(this,(function(e){"use strict";const t="function"==typeof Symbol&&"symbol"==typeof Symbol.iterator?Symbol:e=>`Symbol(${e})`;function r(){}const o="undefined"!=typeof self?self:"undefined"!=typeof window?window:"undefined"!=typeof global?global:void 0;function n(e){return"object"==typeof e&&null!==e||"function"==typeof e}const a=r,i=Promise,l=Promise.prototype.then,s=Promise.resolve.bind(i),u=Promise.reject.bind(i);function c(e){return new i(e)}function d(e){return s(e)}function f(e){return u(e)}function b(e,t,r){return l.call(e,t,r)}function h(e,t,r){b(b(e,t,r),void 0,a)}function _(e,t){h(e,t)}function m(e,t){h(e,void 0,t)}function p(e,t,r){return b(e,t,r)}function y(e){b(e,void 0,a)}const S=(()=>{const e=o&&o.queueMicrotask;if("function"==typeof e)return e;const 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r=e._pendingPullIntos.peek();Re(e);"closed"===e._controlledReadableByteStream._state?function(e,t){const r=e._controlledReadableByteStream;if(Me(r))for(;$e(r)>0;)pe(r,Pe(e))}(e):function(e,t,r){if(ve(0,t,r),r.bytesFilled<r.elementSize)return;Pe(e);const o=r.bytesFilled%r.elementSize;if(o>0){const t=r.byteOffset+r.bytesFilled,n=se(r.buffer,t-o,t);Se(e,n,0,n.byteLength)}r.bytesFilled-=o,pe(e._controlledReadableByteStream,r),Te(e)}(e,t,r),_e(e)}function Pe(e){return e._pendingPullIntos.shift()}function qe(e){e._pullAlgorithm=void 0,e._cancelAlgorithm=void 0}function Ee(e){const t=e._controlledReadableByteStream;if(!e._closeRequested&&"readable"===t._state)if(e._queueTotalSize>0)e._closeRequested=!0;else{if(e._pendingPullIntos.length>0){if(e._pendingPullIntos.peek().bytesFilled>0){const t=new TypeError("Insufficient bytes to fill elements in the given buffer");throw Oe(e,t),t}}qe(e),hr(t)}}function We(e,t){const r=e._controlledReadableByteStream;if(e._closeRequested||"readable"!==r._state)return;const o=t.buffer,n=t.byteOffset,a=t.byteLength,i=o;if(e._pendingPullIntos.length>0){const t=e._pendingPullIntos.peek();t.buffer,0,t.buffer=t.buffer}if(Re(e),X(r))if(0===G(r))Se(e,i,n,a);else{e._pendingPullIntos.length>0&&Pe(e);U(r,new Uint8Array(i,n,a),!1)}else Me(r)?(Se(e,i,n,a),Te(e)):Se(e,i,n,a);_e(e)}function Oe(e,t){const r=e._controlledReadableByteStream;"readable"===r._state&&(me(e),fe(e),qe(e),_r(r,t))}function Be(e){if(null===e._byobRequest&&e._pendingPullIntos.length>0){const t=e._pendingPullIntos.peek(),r=new Uint8Array(t.buffer,t.byteOffset+t.bytesFilled,t.byteLength-t.bytesFilled),o=Object.create(ReadableStreamBYOBRequest.prototype);!function(e,t,r){e._associatedReadableByteStreamController=t,e._view=r}(o,e,r),e._byobRequest=o}return e._byobRequest}function ke(e){const t=e._controlledReadableByteStream._state;return"errored"===t?null:"closed"===t?0:e._strategyHWM-e._queueTotalSize}function je(e,t){const r=e._pendingPullIntos.peek();if("closed"===e._controlledReadableByteStream._state){if(0!==t)throw new TypeError("bytesWritten must be 0 when calling respond() on a closed stream")}else{if(0===t)throw new TypeError("bytesWritten must be greater than 0 when calling respond() on a readable stream");if(r.bytesFilled+t>r.byteLength)throw new RangeError("bytesWritten out of range")}r.buffer=r.buffer,Ce(e,t)}function Ae(e,t){const r=e._pendingPullIntos.peek();if("closed"===e._controlledReadableByteStream._state){if(0!==t.byteLength)throw new TypeError("The view's length must be 0 when calling respondWithNewView() on a closed stream")}else if(0===t.byteLength)throw new TypeError("The view's length must be greater than 0 when calling respondWithNewView() on a readable stream");if(r.byteOffset+r.bytesFilled!==t.byteOffset)throw new RangeError("The region specified by view does not match byobRequest");if(r.bufferByteLength!==t.buffer.byteLength)throw new RangeError("The buffer of 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e._reader._readIntoRequests.length}function Me(e){const t=e._reader;return void 0!==t&&!!Qe(t)}Object.defineProperties(ReadableByteStreamController.prototype,{close:{enumerable:!0},enqueue:{enumerable:!0},error:{enumerable:!0},byobRequest:{enumerable:!0},desiredSize:{enumerable:!0}}),"symbol"==typeof t.toStringTag&&Object.defineProperty(ReadableByteStreamController.prototype,t.toStringTag,{value:"ReadableByteStreamController",configurable:!0});class ReadableStreamBYOBReader{constructor(e){if($(e,1,"ReadableStreamBYOBReader"),N(e,"First parameter"),fr(e))throw new TypeError("This stream has already been locked for exclusive reading by another reader");if(!be(e._readableStreamController))throw new TypeError("Cannot construct a ReadableStreamBYOBReader for a stream not constructed with a byte source");R(this,e),this._readIntoRequests=new w}get closed(){return Qe(this)?this._closedPromise:f(xe("closed"))}cancel(e){return Qe(this)?void 0===this._ownerReadableStream?f(P("cancel")):T(this,e):f(xe("cancel"))}read(e){if(!Qe(this))return f(xe("read"));if(!ArrayBuffer.isView(e))return f(new TypeError("view must be an array buffer view"));if(0===e.byteLength)return f(new TypeError("view must have non-zero byteLength"));if(0===e.buffer.byteLength)return f(new TypeError("view's buffer must have non-zero byteLength"));if(e.buffer,void 0===this._ownerReadableStream)return f(P("read from"));let t,r;const o=c(((e,o)=>{t=e,r=o}));return Ye(this,e,{_chunkSteps:e=>t({value:e,done:!1}),_closeSteps:e=>t({value:e,done:!0}),_errorSteps:e=>r(e)}),o}releaseLock(){if(!Qe(this))throw xe("releaseLock");if(void 0!==this._ownerReadableStream){if(this._readIntoRequests.length>0)throw new TypeError("Tried to release a reader lock when that reader has pending read() calls un-settled");C(this)}}}function Qe(e){return!!n(e)&&(!!Object.prototype.hasOwnProperty.call(e,"_readIntoRequests")&&e instanceof ReadableStreamBYOBReader)}function Ye(e,t,r){const o=e._ownerReadableStream;o._disturbed=!0,"errored"===o._state?r._errorSteps(o._storedError):function(e,t,r){const o=e._controlledReadableByteStream;let n=1;t.constructor!==DataView&&(n=t.constructor.BYTES_PER_ELEMENT);const a=t.constructor,i=t.buffer,l={buffer:i,bufferByteLength:i.byteLength,byteOffset:t.byteOffset,byteLength:t.byteLength,bytesFilled:0,elementSize:n,viewConstructor:a,readerType:"byob"};if(e._pendingPullIntos.length>0)return e._pendingPullIntos.push(l),void Fe(o,r);if("closed"!==o._state){if(e._queueTotalSize>0){if(ge(e,l)){const t=ye(l);return we(e),void r._chunkSteps(t)}if(e._closeRequested){const t=new TypeError("Insufficient bytes to fill elements in the given buffer");return Oe(e,t),void r._errorSteps(t)}}e._pendingPullIntos.push(l),Fe(o,r),_e(e)}else{const e=new a(l.buffer,l.byteOffset,0);r._closeSteps(e)}}(o._readableStreamController,t,r)}function xe(e){return new TypeError(`ReadableStreamBYOBReader.prototype.${e} can only be used on a 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t.toStringTag&&Object.defineProperty(ReadableStreamBYOBReader.prototype,t.toStringTag,{value:"ReadableStreamBYOBReader",configurable:!0});const et="function"==typeof AbortController;class WritableStream{constructor(e={},t={}){void 0===e?e=null:F(e,"First parameter");const r=Ve(t,"Second parameter"),o=function(e,t){I(e,t);const r=null==e?void 0:e.abort,o=null==e?void 0:e.close,n=null==e?void 0:e.start,a=null==e?void 0:e.type,i=null==e?void 0:e.write;return{abort:void 0===r?void 0:Ge(r,e,`${t} has member 'abort' that`),close:void 0===o?void 0:Xe(o,e,`${t} has member 'close' that`),start:void 0===n?void 0:Je(n,e,`${t} has member 'start' that`),write:void 0===i?void 0:Ke(i,e,`${t} has member 'write' that`),type:a}}(e,"First parameter");rt(this);if(void 0!==o.type)throw new RangeError("Invalid type is specified");const n=He(r);!function(e,t,r,o){const n=Object.create(WritableStreamDefaultController.prototype);let a=()=>{},i=()=>d(void 0),l=()=>d(void 0),s=()=>d(void 0);void 0!==t.start&&(a=()=>t.start(n));void 0!==t.write&&(i=e=>t.write(e,n));void 0!==t.close&&(l=()=>t.close());void 0!==t.abort&&(s=e=>t.abort(e));vt(e,n,a,i,l,s,r,o)}(this,o,Ne(r,1),n)}get locked(){if(!ot(this))throw Et("locked");return nt(this)}abort(e){return ot(this)?nt(this)?f(new TypeError("Cannot abort a stream that already has a writer")):at(this,e):f(Et("abort"))}close(){return ot(this)?nt(this)?f(new TypeError("Cannot close a stream that already has a writer")):ct(this)?f(new TypeError("Cannot close an already-closing stream")):it(this):f(Et("close"))}getWriter(){if(!ot(this))throw Et("getWriter");return tt(this)}}function tt(e){return new WritableStreamDefaultWriter(e)}function rt(e){e._state="writable",e._storedError=void 0,e._writer=void 0,e._writableStreamController=void 0,e._writeRequests=new w,e._inFlightWriteRequest=void 0,e._closeRequest=void 0,e._inFlightCloseRequest=void 0,e._pendingAbortRequest=void 0,e._backpressure=!1}function ot(e){return!!n(e)&&(!!Object.prototype.hasOwnProperty.call(e,"_writableStreamController")&&e instanceof WritableStream)}function nt(e){return void 0!==e._writer}function at(e,t){var r;if("closed"===e._state||"errored"===e._state)return d(void 0);e._writableStreamController._abortReason=t,null===(r=e._writableStreamController._abortController)||void 0===r||r.abort();const o=e._state;if("closed"===o||"errored"===o)return d(void 0);if(void 0!==e._pendingAbortRequest)return e._pendingAbortRequest._promise;let n=!1;"erroring"===o&&(n=!0,t=void 0);const a=c(((r,o)=>{e._pendingAbortRequest={_promise:void 0,_resolve:r,_reject:o,_reason:t,_wasAlreadyErroring:n}}));return e._pendingAbortRequest._promise=a,n||st(e,t),a}function it(e){const t=e._state;if("closed"===t||"errored"===t)return f(new TypeError(`The stream (in ${t} state) is not in the writable state and cannot be closed`));const r=c(((t,r)=>{const o={_resolve:t,_reject:r};e._closeRequest=o})),o=e._writer;var n;return void 0!==o&&e._backpressure&&"writable"===t&&$t(o),de(n=e._writableStreamController,St,0),Tt(n),r}function lt(e,t){"writable"!==e._state?ut(e):st(e,t)}function st(e,t){const r=e._writableStreamController;e._state="erroring",e._storedError=t;const o=e._writer;void 0!==o&&mt(o,t),!function(e){if(void 0===e._inFlightWriteRequest&&void 0===e._inFlightCloseRequest)return!1;return!0}(e)&&r._started&&ut(e)}function ut(e){e._state="errored",e._writableStreamController[k]();const t=e._storedError;if(e._writeRequests.forEach((e=>{e._reject(t)})),e._writeRequests=new w,void 0===e._pendingAbortRequest)return void dt(e);const r=e._pendingAbortRequest;if(e._pendingAbortRequest=void 0,r._wasAlreadyErroring)return r._reject(t),void dt(e);h(e._writableStreamController[B](r._reason),(()=>{r._resolve(),dt(e)}),(t=>{r._reject(t),dt(e)}))}function ct(e){return void 0!==e._closeRequest||void 0!==e._inFlightCloseRequest}function dt(e){void 0!==e._closeRequest&&(e._closeRequest._reject(e._storedError),e._closeRequest=void 0);const t=e._writer;void 0!==t&&At(t,e._storedError)}function ft(e,t){const r=e._writer;void 0!==r&&t!==e._backpressure&&(t?function(e){Dt(e)}(r):$t(r)),e._backpressure=t}Object.defineProperties(WritableStream.prototype,{abort:{enumerable:!0},close:{enumerable:!0},getWriter:{enumerable:!0},locked:{enumerable:!0}}),"symbol"==typeof t.toStringTag&&Object.defineProperty(WritableStream.prototype,t.toStringTag,{value:"WritableStream",configurable:!0});class WritableStreamDefaultWriter{constructor(e){if($(e,1,"WritableStreamDefaultWriter"),Ze(e,"First parameter"),nt(e))throw new TypeError("This stream has already been locked for exclusive writing by another writer");this._ownerWritableStream=e,e._writer=this;const t=e._state;if("writable"===t)!ct(e)&&e._backpressure?Dt(this):Lt(this),kt(this);else if("erroring"===t)It(this,e._storedError),kt(this);else if("closed"===t)Lt(this),kt(r=this),zt(r);else{const t=e._storedError;It(this,t),jt(this,t)}var r}get closed(){return bt(this)?this._closedPromise:f(Ot("closed"))}get desiredSize(){if(!bt(this))throw Ot("desiredSize");if(void 0===this._ownerWritableStream)throw Bt("desiredSize");return function(e){const t=e._ownerWritableStream,r=t._state;if("errored"===r||"erroring"===r)return null;if("closed"===r)return 0;return Rt(t._writableStreamController)}(this)}get ready(){return bt(this)?this._readyPromise:f(Ot("ready"))}abort(e){return bt(this)?void 0===this._ownerWritableStream?f(Bt("abort")):function(e,t){return at(e._ownerWritableStream,t)}(this,e):f(Ot("abort"))}close(){if(!bt(this))return f(Ot("close"));const e=this._ownerWritableStream;return void 0===e?f(Bt("close")):ct(e)?f(new TypeError("Cannot close an already-closing stream")):ht(this)}releaseLock(){if(!bt(this))throw Ot("releaseLock");void 0!==this._ownerWritableStream&&pt(this)}write(e){return bt(this)?void 0===this._ownerWritableStream?f(Bt("write to")):yt(this,e):f(Ot("write"))}}function bt(e){return!!n(e)&&(!!Object.prototype.hasOwnProperty.call(e,"_ownerWritableStream")&&e instanceof WritableStreamDefaultWriter)}function ht(e){return it(e._ownerWritableStream)}function _t(e,t){"pending"===e._closedPromiseState?At(e,t):function(e,t){jt(e,t)}(e,t)}function mt(e,t){"pending"===e._readyPromiseState?Ft(e,t):function(e,t){It(e,t)}(e,t)}function pt(e){const t=e._ownerWritableStream,r=new TypeError("Writer was released and can no longer be used to monitor the stream's closedness");mt(e,r),_t(e,r),t._writer=void 0,e._ownerWritableStream=void 0}function yt(e,t){const r=e._ownerWritableStream,o=r._writableStreamController,n=function(e,t){try{return e._strategySizeAlgorithm(t)}catch(t){return Ct(e,t),1}}(o,t);if(r!==e._ownerWritableStream)return f(Bt("write to"));const a=r._state;if("errored"===a)return f(r._storedError);if(ct(r)||"closed"===a)return f(new TypeError("The stream is closing or closed and cannot be written to"));if("erroring"===a)return f(r._storedError);const i=function(e){return c(((t,r)=>{const o={_resolve:t,_reject:r};e._writeRequests.push(o)}))}(r);return function(e,t,r){try{de(e,t,r)}catch(t){return void Ct(e,t)}const o=e._controlledWritableStream;if(!ct(o)&&"writable"===o._state){ft(o,Pt(e))}Tt(e)}(o,t,n),i}Object.defineProperties(WritableStreamDefaultWriter.prototype,{abort:{enumerable:!0},close:{enumerable:!0},releaseLock:{enumerable:!0},write:{enumerable:!0},closed:{enumerable:!0},desiredSize:{enumerable:!0},ready:{enumerable:!0}}),"symbol"==typeof t.toStringTag&&Object.defineProperty(WritableStreamDefaultWriter.prototype,t.toStringTag,{value:"WritableStreamDefaultWriter",configurable:!0});const St={};class WritableStreamDefaultController{constructor(){throw new TypeError("Illegal constructor")}get abortReason(){if(!gt(this))throw Wt("abortReason");return this._abortReason}get signal(){if(!gt(this))throw Wt("signal");if(void 0===this._abortController)throw new TypeError("WritableStreamDefaultController.prototype.signal is not supported");return this._abortController.signal}error(e){if(!gt(this))throw Wt("error");"writable"===this._controlledWritableStream._state&&qt(this,e)}[B](e){const t=this._abortAlgorithm(e);return wt(this),t}[k](){fe(this)}}function gt(e){return!!n(e)&&(!!Object.prototype.hasOwnProperty.call(e,"_controlledWritableStream")&&e instanceof WritableStreamDefaultController)}function vt(e,t,r,o,n,a,i,l){t._controlledWritableStream=e,e._writableStreamController=t,t._queue=void 0,t._queueTotalSize=void 0,fe(t),t._abortReason=void 0,t._abortController=function(){if(et)return new AbortController}(),t._started=!1,t._strategySizeAlgorithm=l,t._strategyHWM=i,t._writeAlgorithm=o,t._closeAlgorithm=n,t._abortAlgorithm=a;const s=Pt(t);ft(e,s);h(d(r()),(()=>{t._started=!0,Tt(t)}),(r=>{t._started=!0,lt(e,r)}))}function wt(e){e._writeAlgorithm=void 0,e._closeAlgorithm=void 0,e._abortAlgorithm=void 0,e._strategySizeAlgorithm=void 0}function Rt(e){return e._strategyHWM-e._queueTotalSize}function Tt(e){const t=e._controlledWritableStream;if(!e._started)return;if(void 0!==t._inFlightWriteRequest)return;if("erroring"===t._state)return void ut(t);if(0===e._queue.length)return;const r=e._queue.peek().value;r===St?function(e){const t=e._controlledWritableStream;(function(e){e._inFlightCloseRequest=e._closeRequest,e._closeRequest=void 0})(t),ce(e);const r=e._closeAlgorithm();wt(e),h(r,(()=>{!function(e){e._inFlightCloseRequest._resolve(void 0),e._inFlightCloseRequest=void 0,"erroring"===e._state&&(e._storedError=void 0,void 0!==e._pendingAbortRequest&&(e._pendingAbortRequest._resolve(),e._pendingAbortRequest=void 0)),e._state="closed";const t=e._writer;void 0!==t&&zt(t)}(t)}),(e=>{!function(e,t){e._inFlightCloseRequest._reject(t),e._inFlightCloseRequest=void 0,void 0!==e._pendingAbortRequest&&(e._pendingAbortRequest._reject(t),e._pendingAbortRequest=void 0),lt(e,t)}(t,e)}))}(e):function(e,t){const r=e._controlledWritableStream;!function(e){e._inFlightWriteRequest=e._writeRequests.shift()}(r);h(e._writeAlgorithm(t),(()=>{!function(e){e._inFlightWriteRequest._resolve(void 0),e._inFlightWriteRequest=void 0}(r);const t=r._state;if(ce(e),!ct(r)&&"writable"===t){const t=Pt(e);ft(r,t)}Tt(e)}),(t=>{"writable"===r._state&&wt(e),function(e,t){e._inFlightWriteRequest._reject(t),e._inFlightWriteRequest=void 0,lt(e,t)}(r,t)}))}(e,r)}function Ct(e,t){"writable"===e._controlledWritableStream._state&&qt(e,t)}function Pt(e){return Rt(e)<=0}function qt(e,t){const r=e._controlledWritableStream;wt(e),st(r,t)}function Et(e){return new TypeError(`WritableStream.prototype.${e} can only be used on a WritableStream`)}function Wt(e){return new TypeError(`WritableStreamDefaultController.prototype.${e} can only be used on a WritableStreamDefaultController`)}function Ot(e){return new TypeError(`WritableStreamDefaultWriter.prototype.${e} can only be used on a WritableStreamDefaultWriter`)}function Bt(e){return new TypeError("Cannot "+e+" a stream using a released writer")}function kt(e){e._closedPromise=c(((t,r)=>{e._closedPromise_resolve=t,e._closedPromise_reject=r,e._closedPromiseState="pending"}))}function jt(e,t){kt(e),At(e,t)}function At(e,t){void 0!==e._closedPromise_reject&&(y(e._closedPromise),e._closedPromise_reject(t),e._closedPromise_resolve=void 0,e._closedPromise_reject=void 0,e._closedPromiseState="rejected")}function zt(e){void 0!==e._closedPromise_resolve&&(e._closedPromise_resolve(void 0),e._closedPromise_resolve=void 0,e._closedPromise_reject=void 0,e._closedPromiseState="resolved")}function Dt(e){e._readyPromise=c(((t,r)=>{e._readyPromise_resolve=t,e._readyPromise_reject=r})),e._readyPromiseState="pending"}function It(e,t){Dt(e),Ft(e,t)}function Lt(e){Dt(e),$t(e)}function Ft(e,t){void 0!==e._readyPromise_reject&&(y(e._readyPromise),e._readyPromise_reject(t),e._readyPromise_resolve=void 0,e._readyPromise_reject=void 0,e._readyPromiseState="rejected")}function $t(e){void 0!==e._readyPromise_resolve&&(e._readyPromise_resolve(void 0),e._readyPromise_resolve=void 0,e._readyPromise_reject=void 0,e._readyPromiseState="fulfilled")}Object.defineProperties(WritableStreamDefaultController.prototype,{abortReason:{enumerable:!0},signal:{enumerable:!0},error:{enumerable:!0}}),"symbol"==typeof t.toStringTag&&Object.defineProperty(WritableStreamDefaultController.prototype,t.toStringTag,{value:"WritableStreamDefaultController",configurable:!0});const Mt="undefined"!=typeof DOMException?DOMException:void 0;const Qt=function(e){if("function"!=typeof e&&"object"!=typeof e)return!1;try{return new e,!0}catch(e){return!1}}(Mt)?Mt:function(){const e=function(e,t){this.message=e||"",this.name=t||"Error",Error.captureStackTrace&&Error.captureStackTrace(this,this.constructor)};return e.prototype=Object.create(Error.prototype),Object.defineProperty(e.prototype,"constructor",{value:e,writable:!0,configurable:!0}),e}();function Yt(e,t,o,n,a,i){const l=H(e),s=tt(t);e._disturbed=!0;let u=!1,p=d(void 0);return c(((S,g)=>{let v;if(void 0!==i){if(v=()=>{const r=new Qt("Aborted","AbortError"),o=[];n||o.push((()=>"writable"===t._state?at(t,r):d(void 0))),a||o.push((()=>"readable"===e._state?br(e,r):d(void 0))),E((()=>Promise.all(o.map((e=>e())))),!0,r)},i.aborted)return void v();i.addEventListener("abort",v)}var w,R,T;if(q(e,l._closedPromise,(e=>{n?W(!0,e):E((()=>at(t,e)),!0,e)})),q(t,s._closedPromise,(t=>{a?W(!0,t):E((()=>br(e,t)),!0,t)})),w=e,R=l._closedPromise,T=()=>{o?W():E((()=>function(e){const t=e._ownerWritableStream,r=t._state;return ct(t)||"closed"===r?d(void 0):"errored"===r?f(t._storedError):ht(e)}(s)))},"closed"===w._state?T():_(R,T),ct(t)||"closed"===t._state){const t=new TypeError("the destination writable stream closed before all data could be piped to it");a?W(!0,t):E((()=>br(e,t)),!0,t)}function P(){const e=p;return b(p,(()=>e!==p?P():void 0))}function q(e,t,r){"errored"===e._state?r(e._storedError):m(t,r)}function E(e,r,o){function n(){h(e(),(()=>O(r,o)),(e=>O(!0,e)))}u||(u=!0,"writable"!==t._state||ct(t)?n():_(P(),n))}function W(e,r){u||(u=!0,"writable"!==t._state||ct(t)?O(e,r):_(P(),(()=>O(e,r))))}function O(e,t){pt(s),C(l),void 0!==i&&i.removeEventListener("abort",v),e?g(t):S(void 0)}y(c(((e,t)=>{!function o(n){n?e():b(u?d(!0):b(s._readyPromise,(()=>c(((e,t)=>{K(l,{_chunkSteps:t=>{p=b(yt(s,t),void 0,r),e(!1)},_closeSteps:()=>e(!0),_errorSteps:t})})))),o,t)}(!1)})))}))}class ReadableStreamDefaultController{constructor(){throw new TypeError("Illegal constructor")}get desiredSize(){if(!xt(this))throw er("desiredSize");return Jt(this)}close(){if(!xt(this))throw er("close");if(!Kt(this))throw new TypeError("The stream is not in a state that permits close");Ut(this)}enqueue(e){if(!xt(this))throw er("enqueue");if(!Kt(this))throw new TypeError("The stream is not in a state that permits enqueue");return Gt(this,e)}error(e){if(!xt(this))throw er("error");Xt(this,e)}[j](e){fe(this);const t=this._cancelAlgorithm(e);return Vt(this),t}[A](e){const t=this._controlledReadableStream;if(this._queue.length>0){const r=ce(this);this._closeRequested&&0===this._queue.length?(Vt(this),hr(t)):Nt(this),e._chunkSteps(r)}else V(t,e),Nt(this)}}function xt(e){return!!n(e)&&(!!Object.prototype.hasOwnProperty.call(e,"_controlledReadableStream")&&e instanceof ReadableStreamDefaultController)}function Nt(e){if(!Ht(e))return;if(e._pulling)return void(e._pullAgain=!0);e._pulling=!0;h(e._pullAlgorithm(),(()=>{e._pulling=!1,e._pullAgain&&(e._pullAgain=!1,Nt(e))}),(t=>{Xt(e,t)}))}function Ht(e){const t=e._controlledReadableStream;if(!Kt(e))return!1;if(!e._started)return!1;if(fr(t)&&G(t)>0)return!0;return Jt(e)>0}function Vt(e){e._pullAlgorithm=void 0,e._cancelAlgorithm=void 0,e._strategySizeAlgorithm=void 0}function Ut(e){if(!Kt(e))return;const t=e._controlledReadableStream;e._closeRequested=!0,0===e._queue.length&&(Vt(e),hr(t))}function Gt(e,t){if(!Kt(e))return;const r=e._controlledReadableStream;if(fr(r)&&G(r)>0)U(r,t,!1);else{let r;try{r=e._strategySizeAlgorithm(t)}catch(t){throw Xt(e,t),t}try{de(e,t,r)}catch(t){throw Xt(e,t),t}}Nt(e)}function Xt(e,t){const r=e._controlledReadableStream;"readable"===r._state&&(fe(e),Vt(e),_r(r,t))}function Jt(e){const t=e._controlledReadableStream._state;return"errored"===t?null:"closed"===t?0:e._strategyHWM-e._queueTotalSize}function Kt(e){const t=e._controlledReadableStream._state;return!e._closeRequested&&"readable"===t}function Zt(e,t,r,o,n,a,i){t._controlledReadableStream=e,t._queue=void 0,t._queueTotalSize=void 0,fe(t),t._started=!1,t._closeRequested=!1,t._pullAgain=!1,t._pulling=!1,t._strategySizeAlgorithm=i,t._strategyHWM=a,t._pullAlgorithm=o,t._cancelAlgorithm=n,e._readableStreamController=t;h(d(r()),(()=>{t._started=!0,Nt(t)}),(e=>{Xt(t,e)}))}function er(e){return new TypeError(`ReadableStreamDefaultController.prototype.${e} can only be used on a ReadableStreamDefaultController`)}function tr(e,t){return be(e._readableStreamController)?function(e){let t,r,o,n,a,i=H(e),l=!1,s=!1,u=!1,f=!1,b=!1;const h=c((e=>{a=e}));function _(e){m(e._closedPromise,(t=>{e===i&&(Oe(o._readableStreamController,t),Oe(n._readableStreamController,t),f&&b||a(void 0))}))}function p(){Qe(i)&&(C(i),i=H(e),_(i));K(i,{_chunkSteps:t=>{S((()=>{s=!1,u=!1;const r=t;let i=t;if(!f&&!b)try{i=ue(t)}catch(t){return Oe(o._readableStreamController,t),Oe(n._readableStreamController,t),void a(br(e,t))}f||We(o._readableStreamController,r),b||We(n._readableStreamController,i),l=!1,s?g():u&&v()}))},_closeSteps:()=>{l=!1,f||Ee(o._readableStreamController),b||Ee(n._readableStreamController),o._readableStreamController._pendingPullIntos.length>0&&je(o._readableStreamController,0),n._readableStreamController._pendingPullIntos.length>0&&je(n._readableStreamController,0),f&&b||a(void 0)},_errorSteps:()=>{l=!1}})}function y(t,r){J(i)&&(C(i),i=Le(e),_(i));const c=r?n:o,d=r?o:n;Ye(i,t,{_chunkSteps:t=>{S((()=>{s=!1,u=!1;const 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o=ur(T,g,w),n=ur(T,v,R),_(i),[o,n]}(e):function(e,t){const r=H(e);let o,n,a,i,l,s=!1,u=!1,f=!1,b=!1;const h=c((e=>{l=e}));function _(){if(s)return u=!0,d(void 0);s=!0;return K(r,{_chunkSteps:e=>{S((()=>{u=!1;const t=e,r=e;f||Gt(a._readableStreamController,t),b||Gt(i._readableStreamController,r),s=!1,u&&_()}))},_closeSteps:()=>{s=!1,f||Ut(a._readableStreamController),b||Ut(i._readableStreamController),f&&b||l(void 0)},_errorSteps:()=>{s=!1}}),d(void 0)}function p(t){if(f=!0,o=t,b){const t=ie([o,n]),r=br(e,t);l(r)}return h}function y(t){if(b=!0,n=t,f){const t=ie([o,n]),r=br(e,t);l(r)}return h}function g(){}return a=sr(g,_,p),i=sr(g,_,y),m(r._closedPromise,(e=>{Xt(a._readableStreamController,e),Xt(i._readableStreamController,e),f&&b||l(void 0)})),[a,i]}(e)}function rr(e,t,r){return L(e,r),r=>v(e,t,[r])}function or(e,t,r){return L(e,r),r=>v(e,t,[r])}function nr(e,t,r){return L(e,r),r=>g(e,t,[r])}function ar(e,t){if("bytes"!==(e=`${e}`))throw new TypeError(`${t} '${e}' is not a valid 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t.toStringTag&&Object.defineProperty(ReadableStreamDefaultController.prototype,t.toStringTag,{value:"ReadableStreamDefaultController",configurable:!0});class ReadableStream{constructor(e={},t={}){void 0===e?e=null:F(e,"First parameter");const r=Ve(t,"Second parameter"),o=function(e,t){I(e,t);const r=e,o=null==r?void 0:r.autoAllocateChunkSize,n=null==r?void 0:r.cancel,a=null==r?void 0:r.pull,i=null==r?void 0:r.start,l=null==r?void 0:r.type;return{autoAllocateChunkSize:void 0===o?void 0:x(o,`${t} has member 'autoAllocateChunkSize' that`),cancel:void 0===n?void 0:rr(n,r,`${t} has member 'cancel' that`),pull:void 0===a?void 0:or(a,r,`${t} has member 'pull' that`),start:void 0===i?void 0:nr(i,r,`${t} has member 'start' that`),type:void 0===l?void 0:ar(l,`${t} has member 'type' that`)}}(e,"First parameter");if(cr(this),"bytes"===o.type){if(void 0!==r.size)throw new RangeError("The strategy for a byte stream cannot have a size function");!function(e,t,r){const o=Object.create(ReadableByteStreamController.prototype);let n=()=>{},a=()=>d(void 0),i=()=>d(void 0);void 0!==t.start&&(n=()=>t.start(o)),void 0!==t.pull&&(a=()=>t.pull(o)),void 0!==t.cancel&&(i=e=>t.cancel(e));const l=t.autoAllocateChunkSize;if(0===l)throw new TypeError("autoAllocateChunkSize must be greater than 0");ze(e,o,n,a,i,r,l)}(this,o,Ne(r,0))}else{const e=He(r);!function(e,t,r,o){const n=Object.create(ReadableStreamDefaultController.prototype);let a=()=>{},i=()=>d(void 0),l=()=>d(void 0);void 0!==t.start&&(a=()=>t.start(n)),void 0!==t.pull&&(i=()=>t.pull(n)),void 0!==t.cancel&&(l=e=>t.cancel(e)),Zt(e,n,a,i,l,r,o)}(this,o,Ne(r,1),e)}}get locked(){if(!dr(this))throw mr("locked");return fr(this)}cancel(e){return dr(this)?fr(this)?f(new TypeError("Cannot cancel a stream that already has a reader")):br(this,e):f(mr("cancel"))}getReader(e){if(!dr(this))throw mr("getReader");return void 0===function(e,t){I(e,t);const r=null==e?void 0:e.mode;return{mode:void 0===r?void 0:ir(r,`${t} has member 'mode' that`)}}(e,"First parameter").mode?H(this):Le(this)}pipeThrough(e,t={}){if(!dr(this))throw mr("pipeThrough");$(e,1,"pipeThrough");const r=function(e,t){I(e,t);const r=null==e?void 0:e.readable;M(r,"readable","ReadableWritablePair"),N(r,`${t} has member 'readable' that`);const o=null==e?void 0:e.writable;return M(o,"writable","ReadableWritablePair"),Ze(o,`${t} has member 'writable' that`),{readable:r,writable:o}}(e,"First parameter"),o=lr(t,"Second parameter");if(fr(this))throw new TypeError("ReadableStream.prototype.pipeThrough cannot be used on a locked ReadableStream");if(nt(r.writable))throw new TypeError("ReadableStream.prototype.pipeThrough cannot be used on a locked WritableStream");return y(Yt(this,r.writable,o.preventClose,o.preventAbort,o.preventCancel,o.signal)),r.readable}pipeTo(e,t={}){if(!dr(this))return f(mr("pipeTo"));if(void 0===e)return f("Parameter 1 is required in 'pipeTo'.");if(!ot(e))return f(new TypeError("ReadableStream.prototype.pipeTo's first 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ze(o,Object.create(ReadableByteStreamController.prototype),e,t,r,0,void 0),o}function cr(e){e._state="readable",e._reader=void 0,e._storedError=void 0,e._disturbed=!1}function dr(e){return!!n(e)&&(!!Object.prototype.hasOwnProperty.call(e,"_readableStreamController")&&e instanceof ReadableStream)}function fr(e){return void 0!==e._reader}function br(e,t){if(e._disturbed=!0,"closed"===e._state)return d(void 0);if("errored"===e._state)return f(e._storedError);hr(e);const o=e._reader;void 0!==o&&Qe(o)&&(o._readIntoRequests.forEach((e=>{e._closeSteps(void 0)})),o._readIntoRequests=new w);return p(e._readableStreamController[j](t),r)}function hr(e){e._state="closed";const t=e._reader;void 0!==t&&(O(t),J(t)&&(t._readRequests.forEach((e=>{e._closeSteps()})),t._readRequests=new w))}function _r(e,t){e._state="errored",e._storedError=t;const r=e._reader;void 0!==r&&(W(r,t),J(r)?(r._readRequests.forEach((e=>{e._errorSteps(t)})),r._readRequests=new w):(r._readIntoRequests.forEach((e=>{e._errorSteps(t)})),r._readIntoRequests=new w))}function mr(e){return new TypeError(`ReadableStream.prototype.${e} can only be used on a ReadableStream`)}function pr(e,t){I(e,t);const r=null==e?void 0:e.highWaterMark;return M(r,"highWaterMark","QueuingStrategyInit"),{highWaterMark:Q(r)}}Object.defineProperties(ReadableStream.prototype,{cancel:{enumerable:!0},getReader:{enumerable:!0},pipeThrough:{enumerable:!0},pipeTo:{enumerable:!0},tee:{enumerable:!0},values:{enumerable:!0},locked:{enumerable:!0}}),"symbol"==typeof t.toStringTag&&Object.defineProperty(ReadableStream.prototype,t.toStringTag,{value:"ReadableStream",configurable:!0}),"symbol"==typeof t.asyncIterator&&Object.defineProperty(ReadableStream.prototype,t.asyncIterator,{value:ReadableStream.prototype.values,writable:!0,configurable:!0});const yr=e=>e.byteLength;try{Object.defineProperty(yr,"name",{value:"size",configurable:!0})}catch(e){}class ByteLengthQueuingStrategy{constructor(e){$(e,1,"ByteLengthQueuingStrategy"),e=pr(e,"First parameter"),this._byteLengthQueuingStrategyHighWaterMark=e.highWaterMark}get highWaterMark(){if(!gr(this))throw Sr("highWaterMark");return this._byteLengthQueuingStrategyHighWaterMark}get size(){if(!gr(this))throw Sr("size");return yr}}function Sr(e){return new TypeError(`ByteLengthQueuingStrategy.prototype.${e} can only be used on a ByteLengthQueuingStrategy`)}function gr(e){return!!n(e)&&(!!Object.prototype.hasOwnProperty.call(e,"_byteLengthQueuingStrategyHighWaterMark")&&e instanceof ByteLengthQueuingStrategy)}Object.defineProperties(ByteLengthQueuingStrategy.prototype,{highWaterMark:{enumerable:!0},size:{enumerable:!0}}),"symbol"==typeof t.toStringTag&&Object.defineProperty(ByteLengthQueuingStrategy.prototype,t.toStringTag,{value:"ByteLengthQueuingStrategy",configurable:!0});const vr=()=>1;try{Object.defineProperty(vr,"name",{value:"size",configurable:!0})}catch(e){}class CountQueuingStrategy{constructor(e){$(e,1,"CountQueuingStrategy"),e=pr(e,"First parameter"),this._countQueuingStrategyHighWaterMark=e.highWaterMark}get highWaterMark(){if(!Rr(this))throw wr("highWaterMark");return this._countQueuingStrategyHighWaterMark}get size(){if(!Rr(this))throw wr("size");return vr}}function wr(e){return new TypeError(`CountQueuingStrategy.prototype.${e} can only be used on a CountQueuingStrategy`)}function Rr(e){return!!n(e)&&(!!Object.prototype.hasOwnProperty.call(e,"_countQueuingStrategyHighWaterMark")&&e instanceof CountQueuingStrategy)}function Tr(e,t,r){return L(e,r),r=>v(e,t,[r])}function Cr(e,t,r){return L(e,r),r=>g(e,t,[r])}function Pr(e,t,r){return L(e,r),(r,o)=>v(e,t,[r,o])}Object.defineProperties(CountQueuingStrategy.prototype,{highWaterMark:{enumerable:!0},size:{enumerable:!0}}),"symbol"==typeof t.toStringTag&&Object.defineProperty(CountQueuingStrategy.prototype,t.toStringTag,{value:"CountQueuingStrategy",configurable:!0});class TransformStream{constructor(e={},t={},r={}){void 0===e&&(e=null);const o=Ve(t,"Second parameter"),n=Ve(r,"Third parameter"),a=function(e,t){I(e,t);const r=null==e?void 0:e.flush,o=null==e?void 0:e.readableType,n=null==e?void 0:e.start,a=null==e?void 0:e.transform,i=null==e?void 0:e.writableType;return{flush:void 0===r?void 0:Tr(r,e,`${t} has member 'flush' that`),readableType:o,start:void 0===n?void 0:Cr(n,e,`${t} has member 'start' that`),transform:void 0===a?void 0:Pr(a,e,`${t} has member 'transform' that`),writableType:i}}(e,"First parameter");if(void 0!==a.readableType)throw new RangeError("Invalid readableType specified");if(void 0!==a.writableType)throw new RangeError("Invalid writableType specified");const i=Ne(n,0),l=He(n),s=Ne(o,1),u=He(o);let b;!function(e,t,r,o,n,a){function i(){return t}function l(t){return function(e,t){const r=e._transformStreamController;if(e._backpressure){return p(e._backpressureChangePromise,(()=>{const o=e._writable;if("erroring"===o._state)throw o._storedError;return Ar(r,t)}))}return Ar(r,t)}(e,t)}function s(t){return function(e,t){return Er(e,t),d(void 0)}(e,t)}function u(){return function(e){const t=e._readable,r=e._transformStreamController,o=r._flushAlgorithm();return kr(r),p(o,(()=>{if("errored"===t._state)throw t._storedError;Ut(t._readableStreamController)}),(r=>{throw Er(e,r),t._storedError}))}(e)}function c(){return function(e){return Or(e,!1),e._backpressureChangePromise}(e)}function f(t){return Wr(e,t),d(void 0)}e._writable=function(e,t,r,o,n=1,a=(()=>1)){const i=Object.create(WritableStream.prototype);return rt(i),vt(i,Object.create(WritableStreamDefaultController.prototype),e,t,r,o,n,a),i}(i,l,u,s,r,o),e._readable=sr(i,c,f,n,a),e._backpressure=void 0,e._backpressureChangePromise=void 0,e._backpressureChangePromise_resolve=void 0,Or(e,!0),e._transformStreamController=void 0}(this,c((e=>{b=e})),s,u,i,l),function(e,t){const r=Object.create(TransformStreamDefaultController.prototype);let o=e=>{try{return jr(r,e),d(void 0)}catch(e){return f(e)}},n=()=>d(void 0);void 0!==t.transform&&(o=e=>t.transform(e,r));void 0!==t.flush&&(n=()=>t.flush(r));!function(e,t,r,o){t._controlledTransformStream=e,e._transformStreamController=t,t._transformAlgorithm=r,t._flushAlgorithm=o}(e,r,o,n)}(this,a),void 0!==a.start?b(a.start(this._transformStreamController)):b(void 0)}get readable(){if(!qr(this))throw Dr("readable");return this._readable}get writable(){if(!qr(this))throw Dr("writable");return this._writable}}function qr(e){return!!n(e)&&(!!Object.prototype.hasOwnProperty.call(e,"_transformStreamController")&&e instanceof TransformStream)}function Er(e,t){Xt(e._readable._readableStreamController,t),Wr(e,t)}function Wr(e,t){kr(e._transformStreamController),Ct(e._writable._writableStreamController,t),e._backpressure&&Or(e,!1)}function Or(e,t){void 0!==e._backpressureChangePromise&&e._backpressureChangePromise_resolve(),e._backpressureChangePromise=c((t=>{e._backpressureChangePromise_resolve=t})),e._backpressure=t}Object.defineProperties(TransformStream.prototype,{readable:{enumerable:!0},writable:{enumerable:!0}}),"symbol"==typeof t.toStringTag&&Object.defineProperty(TransformStream.prototype,t.toStringTag,{value:"TransformStream",configurable:!0});class TransformStreamDefaultController{constructor(){throw new TypeError("Illegal constructor")}get desiredSize(){if(!Br(this))throw zr("desiredSize");return Jt(this._controlledTransformStream._readable._readableStreamController)}enqueue(e){if(!Br(this))throw zr("enqueue");jr(this,e)}error(e){if(!Br(this))throw zr("error");var t;t=e,Er(this._controlledTransformStream,t)}terminate(){if(!Br(this))throw zr("terminate");!function(e){const t=e._controlledTransformStream;Ut(t._readable._readableStreamController);const r=new TypeError("TransformStream terminated");Wr(t,r)}(this)}}function Br(e){return!!n(e)&&(!!Object.prototype.hasOwnProperty.call(e,"_controlledTransformStream")&&e instanceof TransformStreamDefaultController)}function kr(e){e._transformAlgorithm=void 0,e._flushAlgorithm=void 0}function jr(e,t){const r=e._controlledTransformStream,o=r._readable._readableStreamController;if(!Kt(o))throw new TypeError("Readable side is not in a state that permits enqueue");try{Gt(o,t)}catch(e){throw Wr(r,e),r._readable._storedError}(function(e){return!Ht(e)})(o)!==r._backpressure&&Or(r,!0)}function Ar(e,t){return p(e._transformAlgorithm(t),void 0,(t=>{throw Er(e._controlledTransformStream,t),t}))}function zr(e){return new TypeError(`TransformStreamDefaultController.prototype.${e} can only be used on a TransformStreamDefaultController`)}function Dr(e){return new TypeError(`TransformStream.prototype.${e} can only be used on a 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Ir={ReadableStream:ReadableStream,ReadableStreamDefaultController:ReadableStreamDefaultController,ReadableByteStreamController:ReadableByteStreamController,ReadableStreamBYOBRequest:ReadableStreamBYOBRequest,ReadableStreamDefaultReader:ReadableStreamDefaultReader,ReadableStreamBYOBReader:ReadableStreamBYOBReader,WritableStream:WritableStream,WritableStreamDefaultController:WritableStreamDefaultController,WritableStreamDefaultWriter:WritableStreamDefaultWriter,ByteLengthQueuingStrategy:ByteLengthQueuingStrategy,CountQueuingStrategy:CountQueuingStrategy,TransformStream:TransformStream,TransformStreamDefaultController:TransformStreamDefaultController};if(void 0!==o)for(const e in Ir)Object.prototype.hasOwnProperty.call(Ir,e)&&Object.defineProperty(o,e,{value:Ir[e],writable:!0,configurable:!0});e.ByteLengthQueuingStrategy=ByteLengthQueuingStrategy,e.CountQueuingStrategy=CountQueuingStrategy,e.ReadableByteStreamController=ReadableByteStreamController,e.ReadableStream=ReadableStream,e.ReadableStreamBYOBReader=ReadableStreamBYOBReader,e.ReadableStreamBYOBRequest=ReadableStreamBYOBRequest,e.ReadableStreamDefaultController=ReadableStreamDefaultController,e.ReadableStreamDefaultReader=ReadableStreamDefaultReader,e.TransformStream=TransformStream,e.TransformStreamDefaultController=TransformStreamDefaultController,e.WritableStream=WritableStream,e.WritableStreamDefaultController=WritableStreamDefaultController,e.WritableStreamDefaultWriter=WritableStreamDefaultWriter,Object.defineProperty(e,"__esModule",{value:!0})}));
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