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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);

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