How to use ReadableStreamHasDefaultReader method in wpt

Best JavaScript code snippet using wpt

ReadableByteStreamInternals.js

Source:ReadableByteStreamInternals.js

1/*2 * Copyright (C) 2016 Canon Inc. All rights reserved.3 *4 * Redistribution and use in source and binary forms, with or without5 * modification, are permitted provided that the following conditions6 * are met:7 * 1. Redistributions of source code must retain the above copyright8 *    notice, this list of conditions and the following disclaimer.9 * 2. Redistributions in binary form must reproduce the above copyright10 *    notice, this list of conditions and the following disclaimer in the11 *    documentation and/or other materials provided with the distribution.12 *13 * THIS SOFTWARE IS PROVIDED BY APPLE INC. ``AS IS'' AND ANY14 * EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE15 * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR16 * PURPOSE ARE DISCLAIMED.  IN NO EVENT SHALL APPLE INC. OR17 * CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL,18 * EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO,19 * PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR20 * PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY21 * OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT22 * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE23 * OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.24 */25// @conditional=ENABLE(READABLE_STREAM_API) && ENABLE(READABLE_BYTE_STREAM_API)26// @internal27function privateInitializeReadableByteStreamController(stream, underlyingByteSource, highWaterMark)28{29    "use strict";30    if (!@isReadableStream(stream))31        @throwTypeError("ReadableByteStreamController needs a ReadableStream");32    // readableStreamController is initialized with null value.33    if (stream.@readableStreamController !== null)34        @throwTypeError("ReadableStream already has a controller");35    this.@controlledReadableStream = stream;36    this.@underlyingByteSource = underlyingByteSource;37    this.@pullAgain = false;38    this.@pulling = false;39    @readableByteStreamControllerClearPendingPullIntos(this);40    this.@queue = [];41    this.@totalQueuedBytes = 0;42    this.@started = false;43    this.@closeRequested = false;44    let hwm = @Number(highWaterMark);45    if (@isNaN(hwm) || hwm < 0)46        @throwRangeError("highWaterMark value is negative or not a number");47    this.@strategyHWM = hwm;48    let autoAllocateChunkSize = underlyingByteSource.autoAllocateChunkSize;49    if (autoAllocateChunkSize !== @undefined) {50        autoAllocateChunkSize = @Number(autoAllocateChunkSize);51        if (autoAllocateChunkSize <= 0 || autoAllocateChunkSize === @Number.POSITIVE_INFINITY || autoAllocateChunkSize === @Number.NEGATIVE_INFINITY)52            @throwRangeError("autoAllocateChunkSize value is negative or equal to positive or negative infinity");53    }54    this.@autoAllocateChunkSize = autoAllocateChunkSize;55    this.@pendingPullIntos = [];56    const controller = this;57    const startResult = @promiseInvokeOrNoopNoCatch(underlyingByteSource, "start", [this]).@then(() => {58        controller.@started = true;59        @assert(!controller.@pulling);60        @assert(!controller.@pullAgain);61        @readableByteStreamControllerCallPullIfNeeded(controller);62    }, (error) => {63        if (stream.@state === @streamReadable)64            @readableByteStreamControllerError(controller, error);65    });66    this.@cancel = @readableByteStreamControllerCancel;67    this.@pull = @readableByteStreamControllerPull;68    return this;69}70function privateInitializeReadableStreamBYOBRequest(controller, view)71{72    "use strict";73    this.@associatedReadableByteStreamController = controller;74    this.@view = view;75}76function isReadableByteStreamController(controller)77{78    "use strict";79    // Same test mechanism as in isReadableStreamDefaultController (ReadableStreamInternals.js).80    // See corresponding function for explanations.81    return @isObject(controller) && !!controller.@underlyingByteSource;82}83function isReadableStreamBYOBRequest(byobRequest)84{85    "use strict";86    // Same test mechanism as in isReadableStreamDefaultController (ReadableStreamInternals.js).87    // See corresponding function for explanations.88    return @isObject(byobRequest) && !!byobRequest.@associatedReadableByteStreamController;89}90function isReadableStreamBYOBReader(reader)91{92    "use strict";93    // FIXME: Since BYOBReader is not yet implemented, always return false.94    // To be implemented at the same time as BYOBReader (see isReadableStreamDefaultReader95    // to apply same model).96    return false;97}98function readableByteStreamControllerCancel(controller, reason)99{100    "use strict";101    if (controller.@pendingPullIntos.length > 0)102        controller.@pendingPullIntos[0].bytesFilled = 0;103    controller.@queue = [];104    controller.@totalQueuedBytes = 0;105    return @promiseInvokeOrNoop(controller.@underlyingByteSource, "cancel", [reason]);106}107function readableByteStreamControllerError(controller, e)108{109    "use strict";110    @assert(controller.@controlledReadableStream.@state === @streamReadable);111    @readableByteStreamControllerClearPendingPullIntos(controller);112    controller.@queue = [];113    @readableStreamError(controller.@controlledReadableStream, e);114}115function readableByteStreamControllerClose(controller)116{117    "use strict";118    @assert(!controller.@closeRequested);119    @assert(controller.@controlledReadableStream.@state === @streamReadable);120    if (controller.@totalQueuedBytes > 0) {121        controller.@closeRequested = true;122        return;123    }124    if (controller.@pendingPullIntos.length > 0) {125        if (controller.@pendingPullIntos[0].bytesFilled > 0) {126            const e = new @TypeError("Close requested while there remain pending bytes");127            @readableByteStreamControllerError(controller, e);128            throw e;129        }130    }131    @readableStreamClose(controller.@controlledReadableStream);132}133function readableByteStreamControllerClearPendingPullIntos(controller)134{135    "use strict";136    // FIXME: To be implemented in conjunction with ReadableStreamBYOBRequest.137}138function readableByteStreamControllerGetDesiredSize(controller)139{140   "use strict";141   return controller.@strategyHWM - controller.@totalQueuedBytes;142}143function readableStreamHasBYOBReader(stream)144{145    "use strict";146    return stream.@reader !== @undefined && @isReadableStreamBYOBReader(stream.@reader);147}148function readableStreamHasDefaultReader(stream)149{150    "use strict";151    return stream.@reader !== @undefined && @isReadableStreamDefaultReader(stream.@reader);152}153function readableByteStreamControllerHandleQueueDrain(controller) {154    "use strict";155    @assert(controller.@controlledReadableStream.@state === @streamReadable);156    if (!controller.@totalQueuedBytes && controller.@closeRequested)157        @readableStreamClose(controller.@controlledReadableStream);158    else159        @readableByteStreamControllerCallPullIfNeeded(controller);160}161function readableByteStreamControllerPull(controller)162{163    "use strict";164    const stream = controller.@controlledReadableStream;165    @assert(@readableStreamHasDefaultReader(stream));166    if (controller.@totalQueuedBytes > 0) {167        @assert(stream.@reader.@readRequests.length === 0);168        const entry = controller.@queue.@shift();169        controller.@totalQueuedBytes -= entry.byteLength;170        @readableByteStreamControllerHandleQueueDrain(controller);171        let view;172        try {173            view = new @Uint8Array(entry.buffer, entry.byteOffset, entry.byteLength);174        } catch (error) {175            return @Promise.@reject(error);176        }177        return @Promise.@resolve({value: view, done: false});178    }179    if (controller.@autoAllocateChunkSize !== @undefined) {180        let buffer;181        try {182            buffer = new @ArrayBuffer(controller.@autoAllocateChunkSize);183        } catch (error) {184            return @Promise.@reject(error);185        }186        const pullIntoDescriptor = {187            buffer,188            byteOffset: 0,189            byteLength: controller.@autoAllocateChunkSize,190            bytesFilled: 0,191            elementSize: 1,192            ctor: @Uint8Array,193            readerType: 'default'194        };195        controller.@pendingPullIntos.@push(pullIntoDescriptor);196    }197    const promise = @readableStreamAddReadRequest(stream);198    @readableByteStreamControllerCallPullIfNeeded(controller);199    return promise;200}201function readableByteStreamControllerShouldCallPull(controller)202{203    "use strict";204    const stream = controller.@controlledReadableStream;205    if (stream.@state !== @streamReadable)206        return false;207    if (controller.@closeRequested)208        return false;209    if (!controller.@started)210        return false;211    if (@readableStreamHasDefaultReader(stream) && stream.@reader.@readRequests.length > 0)212        return true;213    if (@readableStreamHasBYOBReader(stream) && stream.@reader.@readIntoRequests.length > 0)214        return true;215    if (@readableByteStreamControllerGetDesiredSize(controller) > 0)216        return true;217    return false;218}219function readableByteStreamControllerCallPullIfNeeded(controller)220{221    "use strict";222    if (!@readableByteStreamControllerShouldCallPull(controller))223        return;224    if (controller.@pulling) {225        controller.@pullAgain = true;226        return;227    }228    @assert(!controller.@pullAgain);229    controller.@pulling = true;230    @promiseInvokeOrNoop(controller.@underlyingByteSource, "pull", [controller]).@then(() => {231        controller.@pulling = false;232        if (controller.@pullAgain) {233            controller.@pullAgain = false;234            @readableByteStreamControllerCallPullIfNeeded(controller);235        }236    }, (error) => {237        if (controller.@controlledReadableStream.@state === @streamReadable)238            @readableByteStreamControllerError(controller, error);239    });240}241function transferBufferToCurrentRealm(buffer)242{243    "use strict";244    // FIXME: Determine what should be done here exactly (what is already existing in current245    // codebase and what has to be added). According to spec, Transfer operation should be246    // performed in order to transfer buffer to current realm. For the moment, simply return247    // received buffer.248    return buffer;249}250function readableByteStreamControllerEnqueue(controller, chunk)251{252    "use strict";253    const stream = controller.@controlledReadableStream;254    @assert(!controller.@closeRequested);255    @assert(stream.@state === @streamReadable);256    const buffer = chunk.buffer;257    const byteOffset = chunk.byteOffset;258    const byteLength = chunk.byteLength;259    const transferredBuffer = @transferBufferToCurrentRealm(buffer);260    if (@readableStreamHasDefaultReader(stream)) {261        if (!stream.@reader.@readRequests.length)262            @readableByteStreamControllerEnqueueChunkToQueue(controller, transferredBuffer, byteOffset, byteLength);263        else {264            @assert(!controller.@queue.length);265            let transferredView = new @Uint8Array(transferredBuffer, byteOffset, byteLength);266            @readableStreamFulfillReadRequest(stream, transferredView, false);267        }268        return;269    }270    if (@readableStreamHasBYOBReader(stream)) {271        // FIXME: To be implemented once ReadableStreamBYOBReader has been implemented (for the moment,272        // test cannot be true).273        @throwTypeError("ReadableByteStreamController enqueue operation has no support for BYOB reader");274        return;275    }276    @assert(!@isReadableStreamLocked(stream));277    @readableByteStreamControllerEnqueueChunkToQueue(controller, transferredBuffer, byteOffset, byteLength);278}279function readableByteStreamControllerEnqueueChunkToQueue(controller, buffer, byteOffset, byteLength)280{281    "use strict";282    controller.@queue.@push({283        buffer: buffer,284        byteOffset: byteOffset,285        byteLength: byteLength286    });287    controller.@totalQueuedBytes += byteLength;...

readable_byte_stream_controller.ts

Source:readable_byte_stream_controller.ts

1// Copyright 2018-2020 the Deno authors. All rights reserved. MIT license.2import {3  BufferQueueItem,4  CancelAlgorithm,5  isDetachedBuffer,6  isReadableByteStreamController,7  PullAlgorithm,8  resetQueue,9  readableByteStreamControllerCallPullIfNeeded,10  readableByteStreamControllerClearAlgorithms,11  readableByteStreamControllerClose,12  readableByteStreamControllerEnqueue,13  readableByteStreamControllerError,14  readableByteStreamControllerGetDesiredSize,15  readableByteStreamControllerHandleQueueDrain,16  readableStreamAddReadRequest,17  readableStreamHasDefaultReader,18  readableStreamGetNumReadRequests,19  readableStreamCreateReadResult,20  setFunctionName,21} from "./internals.ts";22import { ReadableStreamImpl } from "./readable_stream.ts";23import * as sym from "./symbols.ts";24import { assert } from "../../util.ts";25import { customInspect } from "../console.ts";26export class ReadableByteStreamControllerImpl27  implements ReadableByteStreamController {28  [sym.autoAllocateChunkSize]: number | undefined;29  [sym.byobRequest]: undefined;30  [sym.cancelAlgorithm]: CancelAlgorithm;31  [sym.closeRequested]: boolean;32  [sym.controlledReadableByteStream]: ReadableStreamImpl<Uint8Array>;33  [sym.pullAgain]: boolean;34  [sym.pullAlgorithm]: PullAlgorithm;35  [sym.pulling]: boolean;36  [sym.queue]: BufferQueueItem[];37  [sym.queueTotalSize]: number;38  [sym.started]: boolean;39  [sym.strategyHWM]: number;40  private constructor() {41    throw new TypeError(42      "ReadableByteStreamController's constructor cannot be called."43    );44  }45  get byobRequest(): undefined {46    return undefined;47  }48  get desiredSize(): number | null {49    if (!isReadableByteStreamController(this)) {50      throw new TypeError("Invalid ReadableByteStreamController.");51    }52    return readableByteStreamControllerGetDesiredSize(this);53  }54  close(): void {55    if (!isReadableByteStreamController(this)) {56      throw new TypeError("Invalid ReadableByteStreamController.");57    }58    if (this[sym.closeRequested]) {59      throw new TypeError("Closed already requested.");60    }61    if (this[sym.controlledReadableByteStream][sym.state] !== "readable") {62      throw new TypeError(63        "ReadableByteStreamController's stream is not in a readable state."64      );65    }66    readableByteStreamControllerClose(this);67  }68  enqueue(chunk: ArrayBufferView): void {69    if (!isReadableByteStreamController(this)) {70      throw new TypeError("Invalid ReadableByteStreamController.");71    }72    if (this[sym.closeRequested]) {73      throw new TypeError("Closed already requested.");74    }75    if (this[sym.controlledReadableByteStream][sym.state] !== "readable") {76      throw new TypeError(77        "ReadableByteStreamController's stream is not in a readable state."78      );79    }80    if (!ArrayBuffer.isView(chunk)) {81      throw new TypeError(82        "You can only enqueue array buffer views when using a ReadableByteStreamController"83      );84    }85    if (isDetachedBuffer(chunk.buffer)) {86      throw new TypeError("Cannot enqueue a view onto a detached ArrayBuffer");87    }88    readableByteStreamControllerEnqueue(this, chunk);89  }90  // eslint-disable-next-line @typescript-eslint/no-explicit-any91  error(error?: any): void {92    if (!isReadableByteStreamController(this)) {93      throw new TypeError("Invalid ReadableByteStreamController.");94    }95    readableByteStreamControllerError(this, error);96  }97  // eslint-disable-next-line @typescript-eslint/no-explicit-any98  [sym.cancelSteps](reason: any): PromiseLike<void> {99    // 3.11.5.1.1 If this.[[pendingPullIntos]] is not empty,100    resetQueue(this);101    const result = this[sym.cancelAlgorithm](reason);102    readableByteStreamControllerClearAlgorithms(this);103    return result;104  }105  [sym.pullSteps](): Promise<ReadableStreamReadResult<Uint8Array>> {106    const stream = this[sym.controlledReadableByteStream];107    assert(readableStreamHasDefaultReader(stream));108    if (this[sym.queueTotalSize] > 0) {109      assert(readableStreamGetNumReadRequests(stream) === 0);110      const entry = this[sym.queue].shift();111      assert(entry);112      this[sym.queueTotalSize] -= entry.size;113      readableByteStreamControllerHandleQueueDrain(this);114      const view = new Uint8Array(entry.value, entry.offset, entry.size);115      return Promise.resolve(116        readableStreamCreateReadResult(117          view,118          false,119          stream[sym.reader]![sym.forAuthorCode]120        )121      );122    }123    // 3.11.5.2.5 If autoAllocateChunkSize is not undefined,124    const promise = readableStreamAddReadRequest(stream);125    readableByteStreamControllerCallPullIfNeeded(this);126    return promise;127  }128  [customInspect](): string {129    return `${this.constructor.name} { byobRequest: ${String(130      this.byobRequest131    )}, desiredSize: ${String(this.desiredSize)} }`;132  }133}134setFunctionName(135  ReadableByteStreamControllerImpl,136  "ReadableByteStreamController"...

Using AI Code Generation

1const { ReadableStream, ReadableStreamHasDefaultReader } = require('stream/web');2const rs = new ReadableStream({3  start(controller) {4    controller.enqueue('a');5    controller.enqueue('b');6    controller.enqueue('c');7  },8});9const { ReadableStream, ReadableStreamHasBYOBReader } = require('stream/web');10const rs = new ReadableStream({11  start(controller) {12    controller.enqueue('a');13    controller.enqueue('b');14    controller.enqueue('c');15  },16});17const { ReadableStream, ReadableStreamGetNumReadIntoRequests } = require('stream/web');18const rs = new ReadableStream({19  start(controller) {20    controller.enqueue(new Uint8Array([0x01, 0x02, 0x03]));21    controller.enqueue(new Uint8Array([0x04, 0x05, 0x06]));22    controller.enqueue(new Uint8Array([0x07, 0x08, 0x09]));23  },24});25const { ReadableStream, ReadableStreamGetNumReadRequests } = require('stream/web');26const rs = new ReadableStream({27  start(controller) {28    controller.enqueue('a');29    controller.enqueue('b');30    controller.enqueue('c');31  },32});33const { ReadableStream, ReadableStreamCancel } = require('stream/web');34const rs = new ReadableStream({35  start(controller) {36    controller.enqueue('a');37    controller.enqueue('b');38    controller.enqueue('c');39  },40});41const { ReadableStream, ReadableStreamClose } = require('stream/web');42const rs = new ReadableStream({43  start(controller

Using AI Code Generation

1var rs = new ReadableStream();2var reader = rs.getReader();3assert_true(ReadableStreamHasDefaultReader(rs), 'ReadableStreamHasDefaultReader should return true');4assert_false(ReadableStreamHasBYOBReader(rs), 'ReadableStreamHasBYOBReader should return false');5assert_false(ReadableStreamHasDefaultReader(reader), 'ReadableStreamHasDefaultReader should return false');6assert_false(ReadableStreamHasBYOBReader(reader), 'ReadableStreamHasBYOBReader should return false');7assert_false(ReadableStreamHasDefaultReader({}), 'ReadableStreamHasDefaultReader should return false');8assert_false(ReadableStreamHasBYOBReader({}), 'ReadableStreamHasBYOBReader should return false');9assert_false(ReadableStreamHasDefaultReader(new Uint8Array()), 'ReadableStreamHasDefaultReader should return false');10assert_false(ReadableStreamHasBYOBReader(new Uint8Array()), 'ReadableStreamHasBYOBReader should return false');11assert_false(ReadableStreamHasDefaultReader(new ReadableStream()), 'ReadableStreamHasDefaultReader should return false');12assert_false(ReadableStreamHasBYOBReader(new ReadableStream()), 'ReadableStreamHasBYOBReader should return false');13var rs = new ReadableStream();14var reader = rs.getReader({mode: 'byob'});15assert_false(ReadableStreamHasDefaultReader(rs), 'ReadableStreamHasDefaultReader should return false');16assert_true(ReadableStreamHasBYOBReader(rs), 'ReadableStreamHasBYOBReader should return true');17assert_false(ReadableStreamHasDefaultReader(reader), 'ReadableStreamHasDefaultReader should return false');18assert_false(ReadableStreamHasBYOBReader(reader), 'ReadableStreamHasBYOBReader should return false');19assert_false(ReadableStreamHasDefaultReader({}), 'ReadableStreamHasDefaultReader should return false');20assert_false(ReadableStreamHasBYOBReader({}), 'ReadableStreamHasBYOBReader should return false');21assert_false(ReadableStreamHasDefaultReader(new Uint8Array()), 'ReadableStreamHasDefaultReader should return false');22assert_false(ReadableStreamHasBYOBReader(new Uint8Array()), 'ReadableStreamHasBYOBReader should return false');23assert_false(ReadableStreamHasDefaultReader(new ReadableStream()), 'ReadableStreamHasDefaultReader should return false');24assert_false(ReadableStreamHasBYOBReader(new ReadableStream()), 'ReadableStreamHasBYOBReader

Using AI Code Generation

1'use strict';2const assert = require('assert');3const { ReadableStream, WritableStream } = require('stream/web');4const rs = new ReadableStream({5  start(controller) {6    controller.enqueue('a');7    controller.enqueue('b');8    controller.enqueue('c');9  }10});11const reader = rs.getReader();12assert.strictEqual(reader.read().value, 'a');13assert.strictEqual(reader.read().value, 'b');14assert.strictEqual(reader.read().value, 'c');15assert.strictEqual(reader.read().done, true);16assert.strictEqual(reader.read().done, true);17assert.strictEqual(reader.read().done, true);18'use strict';19const assert = require('assert');20const { ReadableStream, WritableStream } = require('stream/web');21const rs = new ReadableStream({22  start(controller) {23    controller.enqueue('a');24    controller.enqueue('b');25    controller.enqueue('c');26  }27});28const reader = rs.getReader();29assert.strictEqual(reader.read().value, 'a');30assert.strictEqual(reader.read().value, 'b');31assert.strictEqual(reader.read().value, 'c');32assert.strictEqual(reader.read().done, true);33assert.strictEqual(reader.read().done, true);34assert.strictEqual(reader.read().done, true);35'use strict';36const assert = require('assert');37const { ReadableStream, WritableStream } = require('stream/web');38const rs = new ReadableStream({39  start(controller) {40    controller.close();41  }42});43const reader = rs.getReader();44assert.strictEqual(reader.read().done, true);45assert.strictEqual(reader.read().done, true);46assert.strictEqual(reader.read().done, true);47'use strict';48const assert = require('assert');49const { ReadableStream, WritableStream } = require('stream/web');50const rs = new ReadableStream({51  start(controller) {52    controller.enqueue('a');53    controller.enqueue('b');54    controller.enqueue('c');55  }56});57const reader = rs.getReader();58assert.strictEqual(reader.read().value, 'a');59assert.strictEqual(reader.read().value, 'b');60assert.strictEqual(reader.read().value, 'c');61assert.strictEqual(reader.read().done, true);62assert.strictEqual(reader.read().done, true);

Using AI Code Generation

1const { ReadableStream, ReadableStreamHasDefaultReader } = require('stream/web');2const rs = new ReadableStream();3ReadableStreamHasDefaultReader(rs);4const { ReadableStream, ReadableStreamHasBYOBReader } = require('stream/web');5const rs = new ReadableStream();6ReadableStreamHasBYOBReader(rs);7const { ReadableStream, ReadableStreamGetNumReadIntoRequests } = require('stream/web');8const rs = new ReadableStream();9ReadableStreamGetNumReadIntoRequests(rs);10const { ReadableStream, ReadableStreamGetNumReadRequests } = require('stream/web');11const rs = new ReadableStream();12ReadableStreamGetNumReadRequests(rs);13const { ReadableStream, ReadableStreamCancel } = require('stream/web');14const rs = new ReadableStream();15ReadableStreamCancel(rs);16const { ReadableStream, ReadableStreamClose } = require('stream/web');17const rs = new ReadableStream();18ReadableStreamClose(rs);19const { ReadableStream, ReadableStreamCreateReadResult } = require('stream/web');20const rs = new ReadableStream();21ReadableStreamCreateReadResult(rs);22const { ReadableStream, ReadableStreamError } = require('stream/web');23const rs = new ReadableStream();24ReadableStreamError(rs);25const { ReadableStream, ReadableStreamFulfillReadIntoRequest } = require('stream/web');26const rs = new ReadableStream();27ReadableStreamFulfillReadIntoRequest(rs);28const { ReadableStream, ReadableStreamFulfillReadRequest } = require('stream/web');29const rs = new ReadableStream();30ReadableStreamFulfillReadRequest(rs);31const { Readable

Using AI Code Generation

1const { ReadableStream, ReadableStreamDefaultReader } = require('stream/web');2const rs = new ReadableStream();3const reader = new ReadableStreamDefaultReader(rs);4const { ReadableStream, ReadableStreamBYOBReader } = require('stream/web');5const rs = new ReadableStream();6const reader = new ReadableStreamBYOBReader(rs);7const { ReadableStream, ReadableStreamBYOBReader } = require('stream/web');8const rs = new ReadableStream({9});10const reader = new ReadableStreamBYOBReader(rs);11const view = new Uint8Array(1);12const readIntoRequest = reader.read(view);13const { ReadableStream, ReadableStreamDefaultReader } = require('stream/web');14const rs = new ReadableStream();15const reader = new ReadableStreamDefaultReader(rs);16const readRequest = reader.read();17const { ReadableStream, ReadableStreamBYOBReader } = require('stream/web');18const rs = new ReadableStream({19});20const reader = new ReadableStreamBYOBReader(rs);21const { ReadableStream, ReadableStreamBYOBReader } = require('stream/web');22const rs = new ReadableStream({23});24const reader = new ReadableStreamBYOBReader(rs);25const view = new Uint8Array(1);26const readIntoRequest = reader.read(view);27const { ReadableStream, ReadableStreamDefaultReader } =

Using AI Code Generation

1const assert = require('assert');2const { ReadableStream, ReadableStreamDefaultReader } = require('stream/web');3const { ReadableStreamHasDefaultReader } = require('stream/web/api');4const rs = new ReadableStream({5  start(controller) {6    controller.enqueue('a');7    controller.enqueue('b');8    controller.enqueue('c');9  }10});11const reader = new ReadableStreamDefaultReader(rs);12assert.strictEqual(ReadableStreamHasDefaultReader(rs), true);13assert.strictEqual(ReadableStreamHasDefaultReader(reader), false);14const assert = require('assert');15const { ReadableStream, ReadableStreamDefaultReader } = require('stream/web');16const { ReadableStreamGetNumReadRequests } = require('stream/web/api');17const rs = new ReadableStream({18  start(controller) {19    controller.enqueue('a');20    controller.enqueue('b');21    controller.enqueue('c');22  }23});24const reader = new ReadableStreamDefaultReader(rs);25assert.strictEqual(ReadableStreamGetNumReadRequests(rs), 0);26assert.strictEqual(ReadableStreamGetNumReadRequests(reader), 0);27reader.read().then(() => {28  assert.strictEqual(ReadableStreamGetNumReadRequests(rs), 0);29  assert.strictEqual(ReadableStreamGetNumReadRequests(reader), 0);30  reader.read().then(() => {31    assert.strictEqual(ReadableStreamGetNumReadRequests(rs), 0);32    assert.strictEqual(ReadableStreamGetNumReadRequests(reader), 0);33  });34});35const assert = require('assert');36const { ReadableStream, ReadableStreamBYOBReader } = require('stream/web');37const { ReadableStreamGetNumReadIntoRequests } = require('stream/web/api');38const rs = new ReadableStream({39  start(controller) {40    controller.enqueue(new Uint8Array([4, 5, 6]));41    controller.enqueue(new Uint8Array([7, 8]));42    controller.close();43  }44});45const reader = new ReadableStreamBYOBReader(rs);46assert.strictEqual(ReadableStreamGetNumReadIntoRequests(rs), 0);47assert.strictEqual(ReadableStreamGetNumReadIntoRequests(reader), 0);48const view = new Uint8Array(1

Using AI Code Generation

1var rs = new ReadableStream();2var reader = rs.getReader();3var result = ReadableStreamHasDefaultReader(rs);4console.log(result);5var rs = new ReadableStream();6var reader = rs.getReader();7var result = ReadableStreamHasBYOBReader(rs);8console.log(result);9var rs = new ReadableStream();10var reader = rs.getReader();11var result = ReadableStreamGetNumReadIntoRequests(rs);12console.log(result);13var rs = new ReadableStream();14var reader = rs.getReader();15var result = ReadableStreamGetNumReadRequests(rs);16console.log(result);17var rs = new ReadableStream();18var reader = rs.getReader();19var result = ReadableStreamFulfillReadIntoRequest(rs,"abc");20console.log(result);21var rs = new ReadableStream();22var reader = rs.getReader();23var result = ReadableStreamFulfillReadRequest(rs,"abc");24console.log(result);25var rs = new ReadableStream();26var reader = rs.getReader();27var result = ReadableStreamGetBYOBRequest(rs);28console.log(result);29var rs = new ReadableStream();30var reader = rs.getReader();31var result = ReadableStreamGetNumReadRequests(rs);32console.log(result);

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