How to use ReadableStreamBYOBReaderRead method in wpt

Best JavaScript code snippet using wpt

byob-reader.ts

Source:byob-reader.ts

...149      _chunkSteps: chunk => resolvePromise({ value: chunk, done: false }),150      _closeSteps: chunk => resolvePromise({ value: chunk, done: true }),151      _errorSteps: e => rejectPromise(e)152    };153    ReadableStreamBYOBReaderRead(this, view, readIntoRequest);154    return promise;155  }156  /**157   * Releases the reader's lock on the corresponding stream. After the lock is released, the reader is no longer active.158   * If the associated stream is errored when the lock is released, the reader will appear errored in the same way159   * from now on; otherwise, the reader will appear closed.160   *161   * A reader's lock cannot be released while it still has a pending read request, i.e., if a promise returned by162   * the reader's {@link ReadableStreamBYOBReader.read | read()} method has not yet been settled. Attempting to163   * do so will throw a `TypeError` and leave the reader locked to the stream.164   */165  releaseLock(): void {166    if (!IsReadableStreamBYOBReader(this)) {167      throw byobReaderBrandCheckException('releaseLock');...

readable_stream_byob_reader.ts

Source:readable_stream_byob_reader.ts

...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") {98    return Promise.reject(stream.storedError);99  }100  Assert(stream.state === "readable");...

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    var buffer = new ArrayBuffer(4);4    var view = new Uint8Array(buffer);5    view[0] = 0x41;6    view[1] = 0x42;7    view[2] = 0x43;8    view[3] = 0x44;9    controller.enqueue(buffer);10  }11});12var reader = rs.getReader({mode: 'byob'});13var buffer = new ArrayBuffer(4);14var view = new Uint8Array(buffer);15var read = reader.read(view);16read.then(function(result) {17  console.log(result.value);18  console.log(result.done);19});20var rs = new ReadableStream({21  pull: function(controller) {22    var buffer = new ArrayBuffer(4);23    var view = new Uint8Array(buffer);24    view[0] = 0x41;25    view[1] = 0x42;26    view[2] = 0x43;27    view[3] = 0x44;28    controller.enqueue(buffer);29  }30});31var reader = rs.getReader({mode: 'byob'});32var buffer = new ArrayBuffer(4);33var view = new Uint8Array(buffer);34var read = reader.read(view);35read.then(function(result) {36  console.log(result.value);37  console.log(result.done);38});39var rs = new ReadableStream({40  pull: function(controller) {41    var buffer = new ArrayBuffer(4);42    var view = new Uint8Array(buffer);43    view[0] = 0x41;44    view[1] = 0x42;45    view[2] = 0x43;46    view[3] = 0x44;47    controller.enqueue(buffer);48  }49});50var reader = rs.getReader({mode: 'byob'});51var buffer = new ArrayBuffer(4);52var view = new Uint8Array(buffer);53var read = reader.read(view

Using AI Code Generation

1var rs = new ReadableStream({2    pull: function (controller) {3        var view = controller.byobRequest.view;4        var chunk = new Uint8Array([1, 2, 3, 4]);5        view.set(chunk);6        controller.byobRequest.respond(chunk.length);7    }8});9var reader = rs.getReader({ mode: 'byob' });10var view = new Uint8Array(4);11reader.read(view).then(function (result) {12    console.log(result.value);13    console.log(result.done);14});15var rs = new ReadableStream({16    pull: function (controller) {17        var view = controller.byobRequest.view;18        var chunk = new Uint8Array([1, 2, 3, 4]);19        view.set(chunk);20        controller.byobRequest.respond(chunk.length);21    }22});23var reader = rs.getReader({ mode: 'byob' });24var view = new Uint8Array(4);25reader.read(view).then(function (result) {26    console.log(result.value);27    console.log(result.do

Using AI Code Generation

1import { ReadableStream, ReadableStreamBYOBReader } from 'stream/web';2const rs = new ReadableStream();3const reader = rs.getReader({ mode: 'byob' });4const view = new Uint8Array([1, 2, 3]);5const readPromise = reader.read(view);6readPromise.then((result) => {7  console.log(result);8});9import { ReadableStream, ReadableStreamBYOBReader } from 'stream/web';10const rs = new ReadableStream();11const reader = rs.getReader({ mode: 'byob' });12const view = new Uint8Array([1, 2, 3]);13const readPromise = reader.read(view);14readPromise.then((result) => {15  console.log(result);16});17import { ReadableStream, ReadableStreamBYOBReader } from 'stream/web';18const rs = new ReadableStream();19const reader = rs.getReader({ mode: 'byob' });20const view = new Uint8Array([1, 2, 3]);21const readPromise = reader.read(view);22readPromise.then((result) => {23  console.log(result);24});25import { ReadableStream, ReadableStreamBYOBReader } from 'stream/web';26const rs = new ReadableStream();27const reader = rs.getReader({ mode: 'byob' });28const view = new Uint8Array([1, 2, 3]);29const readPromise = reader.read(view);30readPromise.then((result) => {31  console.log(result);32});33import { ReadableStream, ReadableStreamBYOBReader } from 'stream/web';34const rs = new ReadableStream();35const reader = rs.getReader({ mode: 'byob' });36const view = new Uint8Array([1, 2, 3]);37const readPromise = reader.read(view);38readPromise.then((result) => {39  console.log(result);40});

Using AI Code Generation

1const { ReadableStream, ReadableStreamBYOBReader } = require('stream/web');2const stream = new ReadableStream({3  pull(c) {4    c.enqueue('hello');5    c.close();6  },7});8const reader = stream.getReader({ mode: 'byob' });9reader.read(new Uint8Array(4)).then(({ value, done }) => {10  console.log(value);11  console.log(done);12});13const { ReadableStream, ReadableStreamBYOBReader } = require('stream/web');14const stream = new ReadableStream({15  pull(c) {16    c.enqueue('hello');17    c.close();18  },19});20const reader = stream.getReader({ mode: 'byob' });21reader.releaseLock();22const { ReadableStream, ReadableStreamDefaultController } = require('stream/web');23const stream = new ReadableStream({24  start(c) {25    c.close();26  }27});28const { ReadableStream, ReadableStreamDefaultController } = require('stream/web');29const stream = new ReadableStream({30  start(c) {31    c.enqueue('a');32    c.enqueue('b');33    c.enqueue('c');34  }35});36const { ReadableStream, ReadableStreamDefaultController } = require('stream/web');37const stream = new ReadableStream({38  start(c) {39    c.error(new Error('boom'));40  }41});42  .getReader()43  .read()44  .then(45    () => console.log('The stream should be errored'),46    (e) => console.log(e)47  );

Using AI Code Generation

1var byobRequest = new ReadableStream({2  start(controller) {3    controller.enqueue(new Uint8Array([0x01]));4    controller.close();5  }6});7var reader = byobRequest.getReader({mode: "byob"});8var view = new Uint8Array(1);9var result = reader.read(view);10result.then(function(result) {11  console.log(result.value);12  console.log(result.done);13});14var byobRequest = new ReadableStream({15  start(controller) {16    controller.enqueue(new Uint8Array([0x01]));17    controller.close();18  }19});20var reader = byobRequest.getReader({mode: "byob"});21reader.releaseLock();22var byobRequest = new ReadableStream({23  start(controller) {24    controller.close();25  }26});27var reader = byobRequest.getReader();28reader.read().then(function(result) {29  console.log(result.value);30  console.log(result.done);31});32var byobRequest = new ReadableStream({33  start(controller) {34    controller.enqueue("a");35    controller.enqueue("b");36    controller.enqueue("c");37    controller.close();38  }39});40var reader = byobRequest.getReader();41reader.read().then(function(result1) {42  console.log(result1.value);43  console.log(result1.done);44  return reader.read();45}).then(function(result2) {46  console.log(result2.value);47  console.log(result2.done);48  return reader.read();49}).then(function(result3) {50  console.log(result3.value);51  console.log(result3.done);52  return reader.read();53}).then(function(result4) {54  console.log(result4.value);55  console.log(result4.done);56  return reader.read();57}).then(function(result5) {58  console.log(result5.value);59  console.log(result5.done);60});

Using AI Code Generation

1var byobRequest = new Uint8Array(4);2var readableStream = new ReadableStream({3  pull(controller) {4    assert_equals(controller.byobRequest, null, 'byobRequest must be null');5    controller.byobRequest.respondWithNewView(byobRequest);6  }7});8var reader = readableStream.getReader({ mode: 'byob' });9promise_test(t => {10  return reader.read(new Uint8Array(4)).then(result => {11    assert_array_equals(result.value, [0, 0, 0, 0],12                        'byobRequest.respondWithNewView must fill the view');13    assert_true(result.done, 'done must be true');14  });15}, 'ReadableStreamBYOBReaderRead with a view');16promise_test(t => {17  return reader.closed.then(() => {18    assert_unreached('closed must not fulfill');19  }, r => {20    assert_equals(r.name, 'TypeError', 'closed must reject with a TypeError');21  });22}, 'ReadableStreamBYOBReaderRead with a view on a closed stream');23var byobRequest = new Uint8Array(4);24var readableStream = new ReadableStream({25  pull(controller) {26    assert_equals(controller.byobRequest, null, 'byobRequest must be null');27    controller.byobRequest.respondWithNewView(byobRequest);28  }29});30var reader = readableStream.getReader({ mode: 'byob' });31promise_test(t => {32  return reader.read(new Uint8Array(4)).then(result => {33    assert_array_equals(result.value, [0, 0, 0, 0],34                        'byobRequest.respondWithNewView must fill the view');35    assert_true(result.done, 'done must be true');36  });37}, 'ReadableStreamBYOBReaderRead with a view');38promise_test(t => {39  return reader.closed.then(() => {40    assert_unreached('closed must not fulfill');41  }, r => {42    assert_equals(r.name, 'TypeError', 'closed must reject with a TypeError');43  });44}, 'ReadableStreamBYOBReaderRead with a view on a closed stream');

Using AI Code Generation

1function readStream(stream, reader, view) {2  const start = view.byteOffset;3  const end = view.byteLength;4  return promise_rejects(t, new TypeError(), reader.read(view), 'read() should reject');5}6function readStream(stream, reader, view) {7  const start = view.byteOffset;8  const end = view.byteLength;9  return promise_rejects(t, new TypeError(), reader.read(view), 'read() should reject');10}11function readStream(stream, reader, view) {12  const start = view.byteOffset;13  const end = view.byteLength;14  return promise_rejects(t, new TypeError(), reader.read(view), 'read() should reject');15}16function readStream(stream, reader, view) {17  const start = view.byteOffset;18  const end = view.byteLength;19  return promise_rejects(t, new TypeError(), reader.read(view), 'read() should reject');20}21function readStream(stream, reader, view) {22  const start = view.byteOffset;23  const end = view.byteLength;24  return promise_rejects(t, new TypeError(), reader.read(view), 'read() should reject');25}26function readStream(stream, reader, view) {27  const start = view.byteOffset;28  const end = view.byteLength;29  return promise_rejects(t, new TypeError(), reader.read(view), 'read() should reject');30}31function readStream(stream, reader, view) {32  const start = view.byteOffset;33  const end = view.byteLength;34  return promise_rejects(t, new TypeError(), reader.read(view), 'read()

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