UNPKG

68.1 kBJavaScriptView Raw
1/**
2 * @license
3 * web-streams-polyfill v4.0.0
4 * Copyright 2024 Mattias Buelens, Diwank Singh Tomer and other contributors.
5 * This code is released under the MIT license.
6 * SPDX-License-Identifier: MIT
7 */
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e.toStringTag&&Object.defineProperty(Ee.prototype,e.toStringTag,{value:"ReadableByteStreamController",configurable:!0});var sr=function(){function ReadableStreamBYOBReader(e){if(Y(e,1,"ReadableStreamBYOBReader"),V(e,"First parameter"),Yt(e))throw new TypeError("This stream has already been locked for exclusive reading by another reader");if(!Oe(e._readableStreamController))throw new TypeError("Cannot construct a ReadableStreamBYOBReader for a stream not constructed with a byte source");E(this,e),this._readIntoRequests=new w}return Object.defineProperty(ReadableStreamBYOBReader.prototype,"closed",{get:function(){return cr(this)?this._closedPromise:d(br("closed"))},enumerable:!1,configurable:!0}),ReadableStreamBYOBReader.prototype.cancel=function(e){return void 0===e&&(e=void 0),cr(this)?void 0===this._ownerReadableStream?d(j("cancel")):O(this,e):d(br("cancel"))},ReadableStreamBYOBReader.prototype.read=function(e,r){if(void 0===r&&(r={}),!cr(this))return d(br("read"));if(!ArrayBuffer.isView(e))return d(new TypeError("view must be an array buffer view"));if(0===e.byteLength)return d(new TypeError("view must have non-zero byteLength"));if(0===e.buffer.byteLength)return d(new TypeError("view's buffer must have non-zero byteLength"));if(se(e.buffer))return d(new TypeError("view's buffer has been detached"));var t;try{t=function(e,r){var t;return F(e,r),{min:H(null!==(t=null==e?void 0:e.min)&&void 0!==t?t:1,"".concat(r," has member 'min' that"))}}(r,"options")}catch(e){return d(e)}var n,o,a=t.min;if(0===a)return d(new TypeError("options.min must be greater than 0"));if(function(e){return Ce(e.constructor)}(e)){if(a>e.byteLength)return d(new RangeError("options.min must be less than or equal to view's byteLength"))}else if(a>e.length)return d(new RangeError("options.min must be less than or equal to view's length"));if(void 0===this._ownerReadableStream)return d(j("read from"));var i=c((function(e,r){n=e,o=r}));return fr(this,e,a,{_chunkSteps:function(e){return n({value:e,done:!1})},_closeSteps:function(e){return n({value:e,done:!0})},_errorSteps:function(e){return o(e)}}),i},ReadableStreamBYOBReader.prototype.releaseLock=function(){if(!cr(this))throw br("releaseLock");void 0!==this._ownerReadableStream&&function(e){W(e);var r=new TypeError("Reader was released");dr(e,r)}(this)},ReadableStreamBYOBReader}();function cr(e){return!!t(e)&&(!!Object.prototype.hasOwnProperty.call(e,"_readIntoRequests")&&e instanceof sr)}function fr(e,r,t,n){var o=e._ownerReadableStream;o._disturbed=!0,"errored"===o._state?n._errorSteps(o._storedError):Qe(o._readableStreamController,r,t,n)}function dr(e,r){var t=e._readIntoRequests;e._readIntoRequests=new w,t.forEach((function(e){e._errorSteps(r)}))}function br(e){return new TypeError("ReadableStreamBYOBReader.prototype.".concat(e," can only be used on a ReadableStreamBYOBReader"))}function pr(e,r){var t=e.highWaterMark;if(void 0===t)return r;if(Se(t)||t<0)throw new RangeError("Invalid highWaterMark");return t}function hr(e){var r=e.size;return r||function(){return 1}}function _r(e,r){F(e,r);var t=null==e?void 0:e.highWaterMark,n=null==e?void 0:e.size;return{highWaterMark:void 0===t?void 0:Q(t),size:void 0===n?void 0:mr(n,"".concat(r," has member 'size' that"))}}function mr(e,r){return I(e,r),function(r){return Q(e(r))}}function vr(e,r,t){return I(e,t),function(t){return S(e,r,[t])}}function yr(e,r,t){return I(e,t),function(){return S(e,r,[])}}function gr(e,r,t){return I(e,t),function(t){return g(e,r,[t])}}function Sr(e,r,t){return I(e,t),function(t,n){return S(e,r,[t,n])}}function wr(e,r){if(!qr(e))throw new TypeError("".concat(r," is not a WritableStream."))}Object.defineProperties(sr.prototype,{cancel:{enumerable:!0},read:{enumerable:!0},releaseLock:{enumerable:!0},closed:{enumerable:!0}}),o(sr.prototype.cancel,"cancel"),o(sr.prototype.read,"read"),o(sr.prototype.releaseLock,"releaseLock"),"symbol"==typeof e.toStringTag&&Object.defineProperty(sr.prototype,e.toStringTag,{value:"ReadableStreamBYOBReader",configurable:!0});var Rr="function"==typeof AbortController;var Tr=function(){function WritableStream(e,r){void 0===e&&(e={}),void 0===r&&(r={}),void 0===e?e=null:M(e,"First parameter");var t=_r(r,"Second parameter"),n=function(e,r){F(e,r);var t=null==e?void 0:e.abort,n=null==e?void 0:e.close,o=null==e?void 0:e.start,a=null==e?void 0:e.type,i=null==e?void 0:e.write;return{abort:void 0===t?void 0:vr(t,e,"".concat(r," has member 'abort' that")),close:void 0===n?void 0:yr(n,e,"".concat(r," has member 'close' that")),start:void 0===o?void 0:gr(o,e,"".concat(r," has member 'start' that")),write:void 0===i?void 0:Sr(i,e,"".concat(r," has member 'write' that")),type:a}}(e,"First parameter");if(Cr(this),void 0!==n.type)throw new RangeError("Invalid type is specified");var o=hr(t);!function(e,r,t,n){var o,a,i,u,l=Object.create(Hr.prototype);o=void 0!==r.start?function(){return 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Pr(e){return new Dr(e)}function Cr(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 qr(e){return!!t(e)&&(!!Object.prototype.hasOwnProperty.call(e,"_writableStreamController")&&e instanceof Tr)}function Er(e){return void 0!==e._writer}function Or(e,r){var t;if("closed"===e._state||"errored"===e._state)return f(void 0);e._writableStreamController._abortReason=r,null===(t=e._writableStreamController._abortController)||void 0===t||t.abort(r);var n=e._state;if("closed"===n||"errored"===n)return f(void 0);if(void 0!==e._pendingAbortRequest)return e._pendingAbortRequest._promise;var o=!1;"erroring"===n&&(o=!0,r=void 0);var a=c((function(t,n){e._pendingAbortRequest={_promise:void 0,_resolve:t,_reject:n,_reason:r,_wasAlreadyErroring:o}}));return 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WritableStreamDefaultWriter(e){if(Y(e,1,"WritableStreamDefaultWriter"),wr(e,"First parameter"),Er(e))throw new TypeError("This stream has already been locked for exclusive writing by another writer");this._ownerWritableStream=e,e._writer=this;var r,t=e._state;if("writable"===t)!Ar(e)&&e._backpressure?lt(this):ct(this),ot(this);else if("erroring"===t)st(this,e._storedError),ot(this);else if("closed"===t)ct(this),ot(r=this),ut(r);else{var n=e._storedError;st(this,n),at(this,n)}}return Object.defineProperty(WritableStreamDefaultWriter.prototype,"closed",{get:function(){return Fr(this)?this._closedPromise:d(tt("closed"))},enumerable:!1,configurable:!0}),Object.defineProperty(WritableStreamDefaultWriter.prototype,"desiredSize",{get:function(){if(!Fr(this))throw tt("desiredSize");if(void 0===this._ownerWritableStream)throw nt("desiredSize");return function(e){var r=e._ownerWritableStream,t=r._state;if("errored"===t||"erroring"===t)return null;if("closed"===t)return 0;return Xr(r._writableStreamController)}(this)},enumerable:!1,configurable:!0}),Object.defineProperty(WritableStreamDefaultWriter.prototype,"ready",{get:function(){return Fr(this)?this._readyPromise:d(tt("ready"))},enumerable:!1,configurable:!0}),WritableStreamDefaultWriter.prototype.abort=function(e){return void 0===e&&(e=void 0),Fr(this)?void 0===this._ownerWritableStream?d(nt("abort")):function(e,r){return Or(e._ownerWritableStream,r)}(this,e):d(tt("abort"))},WritableStreamDefaultWriter.prototype.close=function(){if(!Fr(this))return d(tt("close"));var e=this._ownerWritableStream;return void 0===e?d(nt("close")):Ar(e)?d(new TypeError("Cannot close an already-closing stream")):Ir(this)},WritableStreamDefaultWriter.prototype.releaseLock=function(){if(!Fr(this))throw tt("releaseLock");void 0!==this._ownerWritableStream&&xr(this)},WritableStreamDefaultWriter.prototype.write=function(e){return void 0===e&&(e=void 0),Fr(this)?void 0===this._ownerWritableStream?d(nt("write 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Object.defineProperty(WritableStreamDefaultController.prototype,"abortReason",{get:function(){if(!Vr(this))throw rt("abortReason");return this._abortReason},enumerable:!1,configurable:!0}),Object.defineProperty(WritableStreamDefaultController.prototype,"signal",{get:function(){if(!Vr(this))throw rt("signal");if(void 0===this._abortController)throw new TypeError("WritableStreamDefaultController.prototype.signal is not supported");return this._abortController.signal},enumerable:!1,configurable:!0}),WritableStreamDefaultController.prototype.error=function(e){if(void 0===e&&(e=void 0),!Vr(this))throw rt("error");"writable"===this._controlledWritableStream._state&&$r(this,e)},WritableStreamDefaultController.prototype[R]=function(e){var r=this._abortAlgorithm(e);return Gr(this),r},WritableStreamDefaultController.prototype[T]=function(){Pe(this)},WritableStreamDefaultController}();function Vr(e){return!!t(e)&&(!!Object.prototype.hasOwnProperty.call(e,"_controlledWritableStream")&&e instanceof Hr)}function Ur(e,r,t,n,o,a,i,u){r._controlledWritableStream=e,e._writableStreamController=r,r._queue=void 0,r._queueTotalSize=void 0,Pe(r),r._abortReason=void 0,r._abortController=function(){if(Rr)return new AbortController}(),r._started=!1,r._strategySizeAlgorithm=u,r._strategyHWM=i,r._writeAlgorithm=n,r._closeAlgorithm=o,r._abortAlgorithm=a;var l=Zr(r);Lr(e,l),p(f(t()),(function(){return r._started=!0,Jr(r),null}),(function(t){return r._started=!0,jr(e,t),null}))}function Gr(e){e._writeAlgorithm=void 0,e._closeAlgorithm=void 0,e._abortAlgorithm=void 0,e._strategySizeAlgorithm=void 0}function Xr(e){return e._strategyHWM-e._queueTotalSize}function Jr(e){var r=e._controlledWritableStream;if(e._started&&void 0===r._inFlightWriteRequest)if("erroring"!==r._state){if(0!==e._queue.length){var t=e._queue.peek().value;t===Nr?function(e){var r=e._controlledWritableStream;(function(e){e._inFlightCloseRequest=e._closeRequest,e._closeRequest=void 0})(r),Re(e);var t=e._closeAlgorithm();Gr(e),p(t,(function(){return 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";var r=e._writer;void 0!==r&&ut(r)}(r),null}),(function(e){return function(e,r){e._inFlightCloseRequest._reject(r),e._inFlightCloseRequest=void 0,void 0!==e._pendingAbortRequest&&(e._pendingAbortRequest._reject(r),e._pendingAbortRequest=void 0),jr(e,r)}(r,e),null}))}(e):function(e,r){var t=e._controlledWritableStream;!function(e){e._inFlightWriteRequest=e._writeRequests.shift()}(t);var n=e._writeAlgorithm(r);p(n,(function(){!function(e){e._inFlightWriteRequest._resolve(void 0),e._inFlightWriteRequest=void 0}(t);var r=t._state;if(Re(e),!Ar(t)&&"writable"===r){var n=Zr(e);Lr(t,n)}return 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pn(t),p(o,(function(){return"errored"===n._state?yn(t,n._storedError):(Tt(n._readableStreamController,r),vn(t)),null}),(function(e){return Tt(n._readableStreamController,e),yn(t,e),null})),t._finishPromise}(e,r)}function s(){return function(e){var r=e._transformStreamController;if(void 0!==r._finishPromise)return r._finishPromise;var t=e._readable;r._finishPromise=c((function(e,t){r._finishPromise_resolve=e,r._finishPromise_reject=t}));var n=r._flushAlgorithm();return pn(r),p(n,(function(){return"errored"===t._state?yn(r,t._storedError):(wt(t._readableStreamController),vn(r)),null}),(function(e){return Tt(t._readableStreamController,e),yn(r,e),null})),r._finishPromise}(e)}function f(){return function(e){return fn(e,!1),e._backpressureChangePromise}(e)}function d(r){return function(e,r){var t=e._transformStreamController;if(void 0!==t._finishPromise)return t._finishPromise;var n=e._writable;t._finishPromise=c((function(e,r){t._finishPromise_resolve=e,t._finishPromise_reject=r}));var o=t._cancelAlgorithm(r);return pn(t),p(o,(function(){return"errored"===n._state?yn(t,n._storedError):(Kr(n._writableStreamController,r),cn(e),vn(t)),null}),(function(r){return Kr(n._writableStreamController,r),cn(e),yn(t,r),null})),t._finishPromise}(e,r)}e._writable=function(e,r,t,n,o,a){void 0===o&&(o=1),void 0===a&&(a=function(){return 1});var i=Object.create(Tr.prototype);return Cr(i),Ur(i,Object.create(Hr.prototype),e,r,t,n,o,a),i}(i,u,s,l,t,n),e._readable=Dt(i,f,d,o,a),e._backpressure=void 0,e._backpressureChangePromise=void 0,e._backpressureChangePromise_resolve=void 0,fn(e,!0),e._transformStreamController=void 0}(this,c((function(e){i=e})),s,b,u,l),function(e,r){var t,n,o,a=Object.create(dn.prototype);t=void 0!==r.transform?function(e){return r.transform(e,a)}:function(e){try{return hn(a,e),f(void 0)}catch(e){return d(e)}};n=void 0!==r.flush?function(){return r.flush(a)}:function(){return f(void 0)};o=void 0!==r.cancel?function(e){return r.cancel(e)}:function(){return f(void 0)};!function(e,r,t,n,o){r._controlledTransformStream=e,e._transformStreamController=r,r._transformAlgorithm=t,r._flushAlgorithm=n,r._cancelAlgorithm=o,r._finishPromise=void 0,r._finishPromise_resolve=void 0,r._finishPromise_reject=void 0}(e,a,t,n,o)}(this,a),void 0!==a.start?i(a.start(this._transformStreamController)):i(void 0)}return Object.defineProperty(TransformStream.prototype,"readable",{get:function(){if(!un(this))throw gn("readable");return this._readable},enumerable:!1,configurable:!0}),Object.defineProperty(TransformStream.prototype,"writable",{get:function(){if(!un(this))throw gn("writable");return this._writable},enumerable:!1,configurable:!0}),TransformStream}();function un(e){return!!t(e)&&(!!Object.prototype.hasOwnProperty.call(e,"_transformStreamController")&&e instanceof an)}function ln(e,r){Tt(e._readable._readableStreamController,r),sn(e,r)}function sn(e,r){pn(e._transformStreamController),Kr(e._writable._writableStreamController,r),cn(e)}function cn(e){e._backpressure&&fn(e,!1)}function fn(e,r){void 0!==e._backpressureChangePromise&&e._backpressureChangePromise_resolve(),e._backpressureChangePromise=c((function(r){e._backpressureChangePromise_resolve=r})),e._backpressure=r}Object.defineProperties(an.prototype,{readable:{enumerable:!0},writable:{enumerable:!0}}),"symbol"==typeof e.toStringTag&&Object.defineProperty(an.prototype,e.toStringTag,{value:"TransformStream",configurable:!0});var dn=function(){function TransformStreamDefaultController(){throw new TypeError("Illegal constructor")}return Object.defineProperty(TransformStreamDefaultController.prototype,"desiredSize",{get:function(){if(!bn(this))throw mn("desiredSize");return Pt(this._controlledTransformStream._readable._readableStreamController)},enumerable:!1,configurable:!0}),TransformStreamDefaultController.prototype.enqueue=function(e){if(void 0===e&&(e=void 0),!bn(this))throw mn("enqueue");hn(this,e)},TransformStreamDefaultController.prototype.error=function(e){if(void 0===e&&(e=void 0),!bn(this))throw mn("error");var r;r=e,ln(this._controlledTransformStream,r)},TransformStreamDefaultController.prototype.terminate=function(){if(!bn(this))throw mn("terminate");!function(e){var r=e._controlledTransformStream;wt(r._readable._readableStreamController);var t=new TypeError("TransformStream terminated");sn(r,t)}(this)},TransformStreamDefaultController}();function bn(e){return!!t(e)&&(!!Object.prototype.hasOwnProperty.call(e,"_controlledTransformStream")&&e instanceof dn)}function pn(e){e._transformAlgorithm=void 0,e._flushAlgorithm=void 0,e._cancelAlgorithm=void 0}function hn(e,r){var t=e._controlledTransformStream,n=t._readable._readableStreamController;if(!Ct(n))throw new TypeError("Readable side is not in a state that permits enqueue");try{Rt(n,r)}catch(e){throw sn(t,e),t._readable._storedError}var o=function(e){return!gt(e)}(n);o!==t._backpressure&&fn(t,!0)}function _n(e,r){return m(e._transformAlgorithm(r),void 0,(function(r){throw ln(e._controlledTransformStream,r),r}))}function mn(e){return new TypeError("TransformStreamDefaultController.prototype.".concat(e," can only be used on a TransformStreamDefaultController"))}function vn(e){void 0!==e._finishPromise_resolve&&(e._finishPromise_resolve(),e._finishPromise_resolve=void 0,e._finishPromise_reject=void 0)}function yn(e,r){void 0!==e._finishPromise_reject&&(v(e._finishPromise),e._finishPromise_reject(r),e._finishPromise_resolve=void 0,e._finishPromise_reject=void 0)}function gn(e){return new TypeError("TransformStream.prototype.".concat(e," can only be used on a TransformStream"))}Object.defineProperties(dn.prototype,{enqueue:{enumerable:!0},error:{enumerable:!0},terminate:{enumerable:!0},desiredSize:{enumerable:!0}}),o(dn.prototype.enqueue,"enqueue"),o(dn.prototype.error,"error"),o(dn.prototype.terminate,"terminate"),"symbol"==typeof e.toStringTag&&Object.defineProperty(dn.prototype,e.toStringTag,{value:"TransformStreamDefaultController",configurable:!0});var Sn={ReadableStream:Lt,ReadableStreamDefaultController:mt,ReadableByteStreamController:Ee,ReadableStreamBYOBRequest:qe,ReadableStreamDefaultReader:re,ReadableStreamBYOBReader:sr,WritableStream:Tr,WritableStreamDefaultController:Hr,WritableStreamDefaultWriter:Dr,ByteLengthQueuingStrategy:Gt,CountQueuingStrategy:Zt,TransformStream:an,TransformStreamDefaultController:dn};for(var wn in Sn)Object.prototype.hasOwnProperty.call(Sn,wn)&&Object.defineProperty(bt,wn,{value:Sn[wn],writable:!0,configurable:!0})}();