Best JavaScript code snippet using wpt
readable_stream_reader.ts
Source:readable_stream_reader.ts
...24 }25 if (IsReadableStreamLocked(stream)) {26 throw new TypeError();27 }28 ReadableStreamReaderGenericInitialize(this, stream);29 this.readRequests = [];30 }31 get closed(): Promise<undefined> {32 if (!IsReadableStreamDefaultReader(this)) {33 return Promise.reject(new TypeError());34 }35 return this.closedPromise;36 }37 closedPromise: Defer<undefined>;38 ownerReadableStream: ReadableStream;39 cancel(reason?): Promise<void> {40 if (!IsReadableStreamDefaultReader(this)) {41 return Promise.reject(new TypeError());42 }...
readable_stream_byob_reader.ts
Source:readable_stream_byob_reader.ts
...29 }30 if (IsReadableStreamLocked(stream)) {31 throw new TypeError();32 }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 }...
readable_stream_default_reader.ts
Source:readable_stream_default_reader.ts
1// Copyright 2018-2020 the Deno authors. All rights reserved. MIT license.2import {3 Deferred,4 isReadableStream,5 isReadableStreamDefaultReader,6 isReadableStreamLocked,7 readableStreamDefaultReaderRead,8 readableStreamReaderGenericCancel,9 readableStreamReaderGenericInitialize,10 readableStreamReaderGenericRelease,11 setFunctionName,12} from "./internals.ts";13import { ReadableStreamImpl } from "./readable_stream.ts";14import * as sym from "./symbols.ts";15import { customInspect } from "../console.ts";16// eslint-disable-next-line @typescript-eslint/no-explicit-any17export class ReadableStreamDefaultReaderImpl<R = any>18 implements ReadableStreamDefaultReader<R> {19 [sym.closedPromise]: Deferred<void>;20 [sym.forAuthorCode]: boolean;21 [sym.ownerReadableStream]: ReadableStreamImpl<R>;22 [sym.readRequests]: Array<Deferred<ReadableStreamReadResult<R>>>;23 constructor(stream: ReadableStream<R>) {24 if (!isReadableStream(stream)) {25 throw new TypeError("stream is not a ReadableStream.");26 }27 if (isReadableStreamLocked(stream)) {28 throw new TypeError("stream is locked.");29 }30 readableStreamReaderGenericInitialize(this, stream);31 this[sym.readRequests] = [];32 }33 get closed(): Promise<void> {34 if (!isReadableStreamDefaultReader(this)) {35 return Promise.reject(36 new TypeError("Invalid ReadableStreamDefaultReader.")37 );38 }39 return (40 this[sym.closedPromise].promise ??41 Promise.reject(new TypeError("Invalid reader."))42 );43 }44 // eslint-disable-next-line @typescript-eslint/no-explicit-any45 cancel(reason?: any): Promise<void> {46 if (!isReadableStreamDefaultReader(this)) {47 return Promise.reject(48 new TypeError("Invalid ReadableStreamDefaultReader.")49 );50 }51 if (!this[sym.ownerReadableStream]) {52 return Promise.reject(new TypeError("Invalid reader."));53 }54 return readableStreamReaderGenericCancel(this, reason);55 }56 read(): Promise<ReadableStreamReadResult<R>> {57 if (!isReadableStreamDefaultReader(this)) {58 return Promise.reject(59 new TypeError("Invalid ReadableStreamDefaultReader.")60 );61 }62 if (!this[sym.ownerReadableStream]) {63 return Promise.reject(new TypeError("Invalid reader."));64 }65 return readableStreamDefaultReaderRead(this);66 }67 releaseLock(): void {68 if (!isReadableStreamDefaultReader(this)) {69 throw new TypeError("Invalid ReadableStreamDefaultReader.");70 }71 if (this[sym.ownerReadableStream] === undefined) {72 return;73 }74 if (this[sym.readRequests].length) {75 throw new TypeError("Cannot release lock with pending read requests.");76 }77 readableStreamReaderGenericRelease(this);78 }79 [customInspect](): string {80 return `${this.constructor.name} { closed: Promise }`;81 }82}...
Using AI Code Generation
1var rs = new ReadableStream({2 start: function(controller) {3 controller.enqueue('a');4 controller.enqueue('b');5 controller.enqueue('c');6 }7});8var reader = rs.getReader();9var read = reader.read();10read.then(function(result) {11 assert_equals(result.value, 'a', 'chunk matches');12 assert_equals(result.done, false, 'done flag matches');13 return read;14}).then(function(result) {15 assert_equals(result.value, 'b', 'chunk matches');16 assert_equals(result.done, false, 'done flag matches');17 return read;18}).then(function(result) {19 assert_equals(result.value, 'c', 'chunk matches');20 assert_equals(result.done, false, 'done flag matches');21 return read;22}).then(function(result) {23 assert_equals(result.value, undefined, 'chunk matches');24 assert_equals(result.done, true, 'done flag matches');25 return read;26}).then(function(result) {27 assert_equals(result.value, undefined, 'chunk matches');28 assert_equals(result.done, true, 'done flag matches');29 return read;30}).then(function(result) {31 assert_equals(result.value, undefined, 'chunk matches');32 assert_equals(result.done, true, 'done flag matches');33 return read;34}).then(function(result) {35 assert_equals(result.value, undefined, 'chunk matches');36 assert_equals(result.done, true, 'done flag matches');37 return read;38}).then(function(result) {39 assert_equals(result.value, undefined, 'chunk matches');40 assert_equals(result.done, true, 'done flag matches');41 return read;42}).then(function(result) {43 assert_equals(result.value, undefined, 'chunk matches');44 assert_equals(result.done, true, 'done flag matches');45 return read;46}).then(function(result) {47 assert_equals(result.value, undefined, 'chunk matches');48 assert_equals(result.done, true, 'done flag matches');49 return read;50}).then(function(result) {51 assert_equals(result.value, undefined, 'chunk matches');52 assert_equals(result.done, true, 'done flag matches');53 return read;54}).then(function(result) {55 assert_equals(result.value, undefined, 'chunk matches');56 assert_equals(result.done, true, 'done flag matches');57 return read;58}).then(function(result) {59 assert_equals(result.value, undefined, 'chunk matches
Using AI Code Generation
1const { ReadableStream } = require('stream');2const rs = new ReadableStream({3 start(controller) {4 controller.enqueue('a');5 controller.enqueue('b');6 controller.close();7 }8});9const reader = rs.getReader();10reader.read().then(({ value, done }) => {11 return reader.read();12}).then(({ value, done }) => {13 return reader.read();14}).then(({ value, done }) => {15});
Using AI Code Generation
1var rs = new ReadableStream({2 start: function (controller) {3 controller.enqueue('a');4 controller.close();5 }6});7var reader = rs.getReader();8var readPromise = reader.read();9readPromise.then(function (result) {10 console.log(result.value);11 console.log(result.done);12});
Using AI Code Generation
1function test() {2 var rs = new ReadableStream();3 var reader = rs.getReader();4 assert_equals(reader.state, "readable", "state should be readable");5 assert_equals(reader.readRequests.length, 0, "readRequests should be empty");6 assert_equals(reader.closedRequests.length, 0, "closedRequests should be empty");7 assert_equals(reader.ownerReadableStream, rs, "ownerReadableStream should be rs");8 assert_equals(rs.locked, true, "locked should be true");9}10test();
Using AI Code Generation
1var rs = new ReadableStream({2 start: function(controller) {3 controller.enqueue("a");4 controller.enqueue("b");5 controller.enqueue("c");6 }7});8var reader = rs.getReader();9var readPromise = reader.read();10readPromise.then(function(result) {11 assert_equals(result.value, "a", "the value read should be 'a'");12 assert_false(result.done, "done should be false");13}, function() { assert_unreached("the promise should not be rejected"); });14readPromise = reader.read();15readPromise.then(function(result) {16 assert_equals(result.value, "b", "the value read should be 'b'");17 assert_false(result.done, "done should be false");18}, function() { assert_unreached("the promise should not be rejected"); });19readPromise = reader.read();20readPromise.then(function(result) {21 assert_equals(result.value, "c", "the value read should be 'c'");22 assert_false(result.done, "done should be false");23}, function() { assert_unreached("the promise should not be rejected"); });24readPromise = reader.read();25readPromise.then(function(result) {26 assert_equals(result.value, undefined, "the value read should be undefined");27 assert_true(result.done, "done should be true");28}, function() { assert_unreached("the promise should not be rejected"); });29var rs = new ReadableStream({30 start: function(controller) {31 controller.enqueue(new Uint8Array([0x01, 0x02]));32 controller.enqueue(new Uint8Array([0x03, 0x04]));33 controller.enqueue(new Uint8Array([0x05, 0x06]));34 }35});36var reader = rs.getReader({ mode: "byob" });37var view = new Uint8Array(2);38var readPromise = reader.read(view);39readPromise.then(function(result) {40 assert_equals(result.value, view, "the value read should be the view");41 assert_false(result.done, "done should be false");42 assert_equals(view[0], 0x01, "the first byte should be 0x01");43 assert_equals(view[1], 0x02, "the second byte should be 0x02");44}, function() { assert_unreached("the
Using AI Code Generation
1var rs = new ReadableStream();2var reader = rs.getReader();3assert_equals(reader._state, "readable");4assert_equals(reader._ownerReadableStream, rs);5assert_equals(reader._readRequests.length, 0);6assert_equals(reader._closeRequest, undefined);7assert_equals(reader._closedPromise, undefined);8assert_equals(reader._forAuthorCode, true);
Using AI Code Generation
1import * as assert from '../assert.js';2import { ReadableStream, ReadableStreamReader } from '../streams.js';3import { done, delay } from '../utils.js';4const rs = new ReadableStream({5 start(controller) {6 controller.enqueue('a');7 controller.enqueue('b');8 controller.enqueue('c');9 controller.close();10 }11});12const reader = rs.getReader();13const stream = new ReadableStream({14 start(controller) {15 controller.enqueue('x');16 controller.enqueue('y');17 controller.enqueue('z');18 }19});20const newReader = new ReadableStreamReader(stream);21const first = newReader.read();22first.then(result => {23 assert.sameValue(result.value, 'x', 'first value must be x');24 assert.sameValue(result.done, false, 'first done must be false');25 const second = newReader.read();26 second.then(result => {27 assert.sameValue(result.value, 'y', 'second value must be y');28 assert.sameValue(result.done, false, 'second done must be false');29 const third = newReader.read();30 third.then(result => {31 assert.sameValue(result.value, 'z', 'third value must be z');32 assert.sameValue(result.done, false, 'third done must be false');33 const fourth = newReader.read();34 fourth.then(result => {35 assert.sameValue(result.value, undefined, 'fourth value must be undefined');36 assert.sameValue(result.done, true, 'fourth done must be true');37 done();38 });39 });40 });41});42delay(0).then(() => {43 ReadableStreamReaderGenericInitialize(newReader, reader);44});
Using AI Code Generation
1'use strict';2if (this.importScripts) {3 this.importScripts('/resources/testharness.js');4}5test(() => {6 const byobRequest = {};7 const view = new Uint8Array(0);8 const stream = new ReadableStream({9 pull(c) {10 c.enqueue(view);11 }12 });13 const reader = new ReadableStreamBYOBReader(stream);14 assert_equals(reader._readableStream, stream, '[[readableStream]] should be initialized to the stream argument');15 assert_equals(reader._readIntoRequests.length, 0, '[[readIntoRequests]] should be initialized to an empty list');16 assert_equals(reader._closedPromise, undefined, '[[closedPromise]] should be initialized to undefined');17 assert_equals(reader._ownerReadableStream, stream, '[[ownerReadableStream]] should be initialized to the stream argument');18 assert_equals(reader._closedPromiseCapability, undefined, '[[closedPromiseCapability]] should be initialized to undefined');19 assert_equals(reader._forAuthorCode, true, '[[forAuthorCode]] should be initialized to true');20 assert_equals(reader._readableStreamReaderGenericReader._readableStream, stream, '[[readableStream]] should be initialized to the stream argument');21 assert_equals(reader._readableStreamReaderGenericReader._readRequests.length, 0, '[[readRequests]] should be initialized to an empty list');22 assert_equals(reader._readableStreamReaderGenericReader._closedPromise, undefined, '[[closedPromise]] should be initialized to undefined');23 assert_equals(reader._readableStreamReaderGenericReader._ownerReadableStream, stream, '[[ownerReadableStream]] should be initialized to the stream argument');24 assert_equals(reader._readableStreamReaderGenericReader._closedPromiseCapability, undefined, '[[closedPromiseCapability]] should be initialized to undefined');25 assert_equals(reader._readableStreamReaderGenericReader._forAuthorCode, true, '[[forAuthorCode]] should be initialized to true');26 assert_equals(reader._readableStreamReaderGenericReader._readableStreamReaderGenericReader, reader, '[[reader]] should be initialized to the created ReadableStreamBYOBReader');27 assert_equals(reader._read
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