How to use IsReadableStreamBYOBReader method in wpt

Best JavaScript code snippet using wpt

readable_stream_byob_reader.ts

Source:readable_stream_byob_reader.ts

...33    ReadableStreamReaderGenericInitialize(this, stream);34    this.readIntoRequests = [];35  }36  get closed(): Promise<undefined> {37    if (!IsReadableStreamBYOBReader(this)) {38      return Promise.reject(new TypeError());39    }40    return this.closedPromise;41  }42  closedPromise: Defer<undefined>;43  ownerReadableStream: ReadableStream;44  cancel(reason): Promise<undefined> {45    if (!IsReadableStreamBYOBReader(this)) {46      return Promise.reject(new TypeError());47    }48    if (this.ownerReadableStream === void 0) {49      return Promise.reject(new TypeError());50    }51    return ReadableStreamReaderGenericCancel(this, reason);52  }53  read<T extends ArrayBufferView>(54    view: T55  ): Promise<ReadableStreamReadResult<T>> {56    if (!IsReadableStreamBYOBReader(this)) {57      return Promise.reject(new TypeError());58    }59    if (this.ownerReadableStream === void 0) {60      return Promise.reject(new TypeError());61    }62    if (typeof view !== "object") {63      return Promise.reject(new TypeError());64    }65    if (!isArrayBufferView(view)) {66      throw new TypeError("view is not ArrayBufferView: " + view);67    }68    return ReadableStreamBYOBReaderRead(this, view, true);69  }70  releaseLock() {71    if (!IsReadableStreamBYOBReader(this)) {72      return Promise.reject(new TypeError());73    }74    if (this.ownerReadableStream === void 0) {75      return Promise.reject(new TypeError());76    }77    if (this.readIntoRequests.length > 0) {78      throw new TypeError();79    }80    ReadableStreamReaderGenericRelease(this);81  }82}83export function IsReadableStreamBYOBReader(a): a is ReadableStreamBYOBReader {84  return typeof a === "object" && a.hasOwnProperty("readIntoRequests");85}86export function ReadableStreamBYOBReaderRead(87  reader: ReadableStreamBYOBReader,88  view: ArrayBufferView,89  forAuthorCode?: boolean90) {91  if (forAuthorCode === void 0) {92    forAuthorCode = false;93  }94  const stream = reader.ownerReadableStream;95  Assert(stream !== void 0);96  stream.disturbed = true;97  if (stream.state === "errored") {...

ReadableStreamBYOBReader.js

Source:ReadableStreamBYOBReader.js

1/*2 * Copyright (C) 2017 Canon Inc.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 CANON INC. AND ITS CONTRIBUTORS "AS IS" AND ANY14 * EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED15 * WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE16 * DISCLAIMED. IN NO EVENT SHALL CANON INC. AND ITS CONTRIBUTORS BE LIABLE FOR17 * ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL18 * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR19 * SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER20 * CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY,21 * OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE22 * OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.23 */24// @conditional=ENABLE(STREAMS_API)25function cancel(reason)26{27    "use strict";28    if (!@isReadableStreamBYOBReader(this))29        return @Promise.@reject(@makeThisTypeError("ReadableStreamBYOBReader", "cancel"));30    if (!@getByIdDirectPrivate(this, "ownerReadableStream"))31        return @Promise.@reject(new @TypeError("cancel() called on a reader owned by no readable stream"));32    return @readableStreamReaderGenericCancel(this, reason);33}34function read(view)35{36    "use strict";37    if (!@isReadableStreamBYOBReader(this))38        return @Promise.@reject(@makeThisTypeError("ReadableStreamBYOBReader", "read"));39    if (!@getByIdDirectPrivate(this, "ownerReadableStream"))40        return @Promise.@reject(new @TypeError("read() called on a reader owned by no readable stream"));41    if (!@isObject(view))42        return @Promise.@reject(new @TypeError("Provided view is not an object"));43    if (!@ArrayBuffer.@isView(view))44        return @Promise.@reject(new @TypeError("Provided view is not an ArrayBufferView"));45    if (view.byteLength === 0)46        return @Promise.@reject(new @TypeError("Provided view cannot have a 0 byteLength"));47    return @readableStreamBYOBReaderRead(this, view);48}49function releaseLock()50{51    "use strict";52    if (!@isReadableStreamBYOBReader(this))53        throw @makeThisTypeError("ReadableStreamBYOBReader", "releaseLock");54    if (!@getByIdDirectPrivate(this, "ownerReadableStream"))55        return;56    if (@getByIdDirectPrivate(this, "readIntoRequests").length)57        @throwTypeError("There are still pending read requests, cannot release the lock");58    @readableStreamReaderGenericRelease(this);59}60@getter61function closed()62{63    "use strict";64    if (!@isReadableStreamBYOBReader(this))65        return @Promise.@reject(@makeGetterTypeError("ReadableStreamBYOBReader", "closed"));66    return @getByIdDirectPrivate(this, "closedPromiseCapability").@promise;...

Using AI Code Generation

1var rs = new ReadableStream({2  pull: function(controller) {3    controller.enqueue(new Uint8Array([0x01, 0x02, 0x03]));4    controller.close();5  }6});7var reader = rs.getReader({mode: 'byob'});8assert_true(reader instanceof IsReadableStreamBYOBReader);9reader.releaseLock();10var rs = new ReadableStream({11  start: function(controller) {12    controller.enqueue('a');13    controller.enqueue('b');14    controller.enqueue('c');15  }16});17var reader = rs.getReader();18assert_true(reader instanceof IsReadableStreamDefaultReader);19reader.releaseLock();20var rs = new ReadableStream({21  start: function(controller) {22    controller.enqueue('a');23    controller.enqueue('b');24    controller.enqueue('c');25  }26});27var reader = rs.getReader();28assert_true(reader instanceof IsReadableStreamDefaultReader);29reader.releaseLock();30var rs = new ReadableStream({31  start: function(controller) {32    controller.enqueue('a');33    controller.enqueue('b');34    controller.enqueue('c');35  }36});37var reader = rs.getReader();38assert_true(reader instanceof IsReadableStreamDefaultReader);39reader.releaseLock();40var rs = new ReadableStream({41  start: function(controller) {42    controller.enqueue('a');43    controller.enqueue('b');44    controller.enqueue('c');45  }46});47var reader = rs.getReader();48assert_true(reader instanceof IsReadableStreamDefaultReader);49reader.releaseLock();50var rs = new ReadableStream({51  start: function(controller) {52    controller.enqueue('a');53    controller.enqueue('b');54    controller.enqueue('c');55  }56});57var reader = rs.getReader();58assert_true(reader instanceof IsReadableStreamDefaultReader);59reader.releaseLock();60var rs = new ReadableStream({61  start: function(controller) {

Using AI Code Generation

1const { IsReadableStreamBYOBReader } = require('stream/web');2const { ReadableStream } = require('stream/web');3const rs = new ReadableStream({4  start(controller) {5    console.log('[start]');6    controller.enqueue(new Uint8Array([0xe8, 0x8e, 0x93]));7    controller.enqueue(new Uint8Array([0xe6, 0x96, 0x87]));8    controller.close();9  },10  pull(controller) {11    console.log('[pull]');12    return new Promise(resolve => {13      console.log('[pull] new Promise');14      setTimeout(() => {15        controller.enqueue(new Uint8Array([0xe6, 0xb5, 0x8b]));16        controller.enqueue(new Uint8Array([0xe8, 0xaf, 0x95]));17        resolve();18      }, 10);19    });20  },21  cancel(reason) {22    console.log('[cancel]', reason);23  }24});25const reader = rs.getReader({ mode: 'byob' });26console.log('IsReadableStreamBYOBReader', IsReadableStreamBYOBReader(reader));27const { IsReadableStreamDefaultController } = require('stream/web');28const { ReadableStream } = require('stream/web');29const rs = new ReadableStream({30  start(controller) {31    console.log('[start]');32    controller.enqueue('a');33    controller.enqueue('b');34    controller.close();35  },36  pull(controller) {37    console.log('[pull]');38    controller.enqueue('c');39  },40  cancel(reason) {41    console.log('[cancel]', reason);42  }43});44const reader = rs.getReader();45console.log('IsReadableStreamDefaultController', IsReadableStreamDefaultController(reader._readableStreamController));

Using AI Code Generation

1const { IsReadableStreamBYOBReader } = require("streams");2const rs = new ReadableStream();3const reader = rs.getReader({mode: "byob"});4assert_true(IsReadableStreamBYOBReader(reader));5assert_false(IsReadableStreamBYOBReader(rs));6assert_false(IsReadableStreamBYOBReader({}));7assert_false(IsReadableStreamBYOBReader(undefined));8assert_false(IsReadableStreamBYOBReader(null));9const { IsReadableStreamDefaultReader } = require("streams");10const rs = new ReadableStream();11const reader = rs.getReader();12assert_true(IsReadableStreamDefaultReader(reader));13assert_false(IsReadableStreamDefaultReader(rs));14assert_false(IsReadableStreamDefaultReader({}));15assert_false(IsReadableStreamDefaultReader(undefined));16assert_false(IsReadableStreamDefaultReader(null));17const { IsReadableStreamDisturbed } = require("streams");18const rs = new ReadableStream();19assert_false(IsReadableStreamDisturbed(rs));20rs.getReader();21assert_true(IsReadableStreamDisturbed(rs));22const { IsReadableStreamLocked } = require("streams");23const rs = new ReadableStream();24assert_false(IsReadableStreamLocked(rs));25rs.getReader();26assert_true(IsReadableStreamLocked(rs));27const { IsReadableStream } = require("streams");28const rs = new ReadableStream();29assert_true(IsReadableStream(rs));30assert_false(IsReadableStream({}));31assert_false(IsReadableStream(undefined));32assert_false(IsReadableStream(null));33const { IsWritableStream } = require("streams");34const ws = new WritableStream();35assert_true(IsWritableStream(ws));36assert_false(IsWritableStream({}));37assert_false(IsWritableStream(undefined));38assert_false(IsWritableStream(null));39const { IsWritableStreamLocked } = require("streams");40const ws = new WritableStream();41assert_false(IsWritableStreamLocked(ws));42ws.getWriter();43assert_true(IsWritableStreamLocked(ws));44const { IsWritableStreamDefaultWriter } = require("streams");45const ws = new WritableStream();46const writer = ws.getWriter();47assert_true(IsWritableStream

Using AI Code Generation

1const { IsReadableStreamBYOBReader } = require("stream/web");2const reader = new ReadableStream().getReader({ mode: "byob" });3assert(IsReadableStreamBYOBReader(reader) === true);4assert(IsReadableStreamBYOBReader(new ReadableStream().getReader()) === false);5assert(IsReadableStreamBYOBReader(new ReadableStream().getReader({ mode: "byob" })) === true);6assert(IsReadableStreamBYOBReader({}) === false);7assert(IsReadableStreamBYOBReader(undefined) === false);8assert(IsReadableStreamBYOBReader(null) === false);9assert(IsReadableStreamBYOBReader(1) === false);10assert(IsReadableStreamBYOBReader(true) === false);11assert(IsReadableStreamBYOBReader(Symbol("test")) === false);12assert(IsReadableStreamBYOBReader("test") === false);13assert(IsReadableStreamBYOBReader() === false);14const { IsReadableStreamDefaultReader } = require("stream/web");15const reader = new ReadableStream().getReader();16assert(IsReadableStreamDefaultReader(reader) === true);17assert(IsReadableStreamDefaultReader(new ReadableStream().getReader()) === true);18assert(IsReadableStreamDefaultReader(new ReadableStream().getReader({ mode: "byob" })) === false);19assert(IsReadableStreamDefaultReader({}) === false);20assert(IsReadableStreamDefaultReader(undefined) === false);21assert(IsReadableStreamDefaultReader(null) === false);22assert(IsReadableStreamDefaultReader(1) === false);23assert(IsReadableStreamDefaultReader(true) === false);24assert(IsReadableStreamDefaultReader(Symbol("test")) === false);25assert(IsReadableStreamDefaultReader("test") === false);26assert(IsReadableStreamDefaultReader() === false);27const { IsReadableStreamDisturbed } = require("stream/web");28const rs = new ReadableStream({29  start(controller) {30    controller.enqueue("a");31    controller.close();32  }33});34const reader = rs.getReader();35assert(IsReadableStreamDisturbed(rs) === false);36assert(IsReadableStreamDisturbed(reader) === false);37reader.read().then(() => {38  assert(IsReadableStreamDisturbed(rs) === true);39  assert(IsReadableStreamDisturbed(reader) === true);40});

Using AI Code Generation

1const { IsReadableStreamBYOBReader } = require('stream/web');2const rs = new ReadableStream({3  pull(c) {4    console.log(IsReadableStreamBYOBReader(c.byobRequest));5  }6});7const reader = rs.getReader({ mode: 'byob' });8reader.read(new Uint8Array(1));

Using AI Code Generation

1var IsReadableStreamBYOBReader = require('./IsReadableStreamBYOBReader.js');2var IsReadableStreamBYOBReader = IsReadableStreamBYOBReader.IsReadableStreamBYOBReader;3function test()4{5    var reader = new IsReadableStreamBYOBReader();6    console.log(reader);7}8test();9var IsReadableStreamBYOBReader = function () {10    this.name = "IsReadableStreamBYOBReader";11};12function IsReadableStreamBYOBReader() {13    return new IsReadableStreamBYOBReader();14}15module.exports.IsReadableStreamBYOBReader = IsReadableStreamBYOBReader;

Using AI Code Generation

1var rs = new ReadableStream();2var reader = rs.getReader({mode: "byob"});3var test = reader instanceof IsReadableStreamBYOBReader;4console.log(test);5var rs = new ReadableStream();6var reader = rs.getReader();7var test = reader instanceof IsReadableStreamDefaultReader;8console.log(test);9var rs = new ReadableStream();10var reader = rs.getReader();11var test = reader instanceof IsReadableStreamLocked;12console.log(test);13var rs = new ReadableStream();14var reader = rs.getReader();15var test = reader instanceof IsReadableStreamDisturbed;16console.log(test);17var ws = new WritableStream();18var test = ws instanceof IsWritableStream;19console.log(test);20var ws = new WritableStream();21var test = ws instanceof IsWritableStreamLocked;22console.log(test);23var ws = new WritableStream();24var test = ws instanceof IsWritableStreamDisturbed;25console.log(test);26var ws = new WritableStream();27var writer = ws.getWriter();28var test = writer instanceof IsWritableStreamDefaultWriter;29console.log(test);30var ts = new TransformStream();31var test = ts instanceof IsTransformStream;32console.log(test);33var ts = new TransformStream();34var test = ts instanceof IsTransformStreamDefaultController;35console.log(test);

Automation Testing Tutorials

Learn to execute automation testing from scratch with LambdaTest Learning Hub. Right from setting up the prerequisites to run your first automation test, to following best practices and diving deeper into advanced test scenarios. LambdaTest Learning Hubs compile a list of step-by-step guides to help you be proficient with different test automation frameworks i.e. Selenium, Cypress, TestNG etc.