How to use createErroredWritableStream method in wpt

Best JavaScript code snippet using wpt

multiple-propagation.any.js

Source:multiple-propagation.any.js

...5const error1 = new Error('error1!');6error1.name = 'error1';7const error2 = new Error('error2!');8error2.name = 'error2';9function createErroredWritableStream(t) {10  return Promise.resolve().then(() => {11    const ws = recordingWritableStream({12      start(c) {13        c.error(error2);14      }15    });16    const writer = ws.getWriter();17    return promise_rejects_exactly(t, error2, writer.closed, 'the writable stream must be errored with error2')18        .then(() => {19          writer.releaseLock();20          assert_array_equals(ws.events, []);21          return ws;22        });23  });24}25promise_test(t => {26  const rs = recordingReadableStream({27    start(c) {28      c.error(error1);29    }30  });31  const ws = recordingWritableStream({32    start(c) {33      c.error(error2);34    }35  });36  // Trying to abort a stream that is erroring will give the writable's error37  return promise_rejects_exactly(t, error2, rs.pipeTo(ws), 'pipeTo must reject with the writable stream\'s error').then(() => {38    assert_array_equals(rs.events, []);39    assert_array_equals(ws.events, []);40    return Promise.all([41      promise_rejects_exactly(t, error1, rs.getReader().closed, 'the readable stream must be errored with error1'),42      promise_rejects_exactly(t, error2, ws.getWriter().closed, 'the writable stream must be errored with error2')43    ]);44  });45}, 'Piping from an errored readable stream to an erroring writable stream');46promise_test(t => {47  const rs = recordingReadableStream({48    start(c) {49      c.error(error1);50    }51  });52  return createErroredWritableStream(t)53      .then(ws => promise_rejects_exactly(t, error1, rs.pipeTo(ws), 'pipeTo must reject with the readable stream\'s error'))54      .then(() => {55        assert_array_equals(rs.events, []);56        return promise_rejects_exactly(t, error1, rs.getReader().closed, 'the readable stream must be errored with error1');57      });58}, 'Piping from an errored readable stream to an errored writable stream');59promise_test(t => {60  const rs = recordingReadableStream({61    start(c) {62      c.error(error1);63    }64  });65  const ws = recordingWritableStream({66    start(c) {67      c.error(error2);68    }69  });70  return promise_rejects_exactly(t, error1, rs.pipeTo(ws, { preventAbort: true }),71    'pipeTo must reject with the readable stream\'s error')72  .then(() => {73    assert_array_equals(rs.events, []);74    assert_array_equals(ws.events, []);75    return Promise.all([76      promise_rejects_exactly(t, error1, rs.getReader().closed, 'the readable stream must be errored with error1'),77      promise_rejects_exactly(t, error2, ws.getWriter().closed, 'the writable stream must be errored with error2')78    ]);79  });80}, 'Piping from an errored readable stream to an erroring writable stream; preventAbort = true');81promise_test(t => {82  const rs = recordingReadableStream({83    start(c) {84      c.error(error1);85    }86  });87  return createErroredWritableStream(t)88  .then(ws => promise_rejects_exactly(t, error1, rs.pipeTo(ws, { preventAbort: true }),89                                      'pipeTo must reject with the readable stream\'s error'))90  .then(() => {91    assert_array_equals(rs.events, []);92    return promise_rejects_exactly(t, error1, rs.getReader().closed, 'the readable stream must be errored with error1');93  });94}, 'Piping from an errored readable stream to an errored writable stream; preventAbort = true');95promise_test(t => {96  const rs = recordingReadableStream({97    start(c) {98      c.error(error1);99    }100  });101  const ws = recordingWritableStream();102  const writer = ws.getWriter();103  const closePromise = writer.close();104  writer.releaseLock();105  return promise_rejects_exactly(t, error1, rs.pipeTo(ws), 'pipeTo must reject with the readable stream\'s error').then(() => {106    assert_array_equals(rs.events, []);107    assert_array_equals(ws.events, ['abort', error1]);108    return Promise.all([109      promise_rejects_exactly(t, error1, rs.getReader().closed, 'the readable stream must be errored with error1'),110      promise_rejects_exactly(t, error1, ws.getWriter().closed,111        'closed must reject with error1'),112      promise_rejects_exactly(t, error1, closePromise,113        'close() must reject with error1')114    ]);115  });116}, 'Piping from an errored readable stream to a closing writable stream');117promise_test(t => {118  const rs = recordingReadableStream({119    start(c) {120      c.error(error1);121    }122  });123  const ws = recordingWritableStream();124  const writer = ws.getWriter();125  const closePromise = writer.close();126  writer.releaseLock();127  return flushAsyncEvents().then(() => {128    return promise_rejects_exactly(t, error1, rs.pipeTo(ws), 'pipeTo must reject with the readable stream\'s error').then(() => {129      assert_array_equals(rs.events, []);130      assert_array_equals(ws.events, ['close']);131      return Promise.all([132        promise_rejects_exactly(t, error1, rs.getReader().closed, 'the readable stream must be errored with error1'),133        ws.getWriter().closed,134        closePromise135      ]);136    });137  });138}, 'Piping from an errored readable stream to a closed writable stream');139promise_test(t => {140  const rs = recordingReadableStream({141    start(c) {142      c.close();143    }144  });145  const ws = recordingWritableStream({146    start(c) {147      c.error(error1);148    }149  });150  return promise_rejects_exactly(t, error1, rs.pipeTo(ws), 'pipeTo must reject with the writable stream\'s error').then(() => {151    assert_array_equals(rs.events, []);152    assert_array_equals(ws.events, []);153    return Promise.all([154      rs.getReader().closed,155      promise_rejects_exactly(t, error1, ws.getWriter().closed, 'the writable stream must be errored with error1')156    ]);157  });158}, 'Piping from a closed readable stream to an erroring writable stream');159promise_test(t => {160  const rs = recordingReadableStream({161    start(c) {162      c.close();163    }164  });165  return createErroredWritableStream(t)166  .then(ws => promise_rejects_exactly(t, error2, rs.pipeTo(ws), 'pipeTo must reject with the writable stream\'s error'))167  .then(() => {168    assert_array_equals(rs.events, []);169    return rs.getReader().closed;170  });171}, 'Piping from a closed readable stream to an errored writable stream');172promise_test(() => {173  const rs = recordingReadableStream({174    start(c) {175      c.close();176    }177  });178  const ws = recordingWritableStream();179  const writer = ws.getWriter();...

Using AI Code Generation

1var wptools = require('wptools');2var fs = require('fs');3var stream = fs.createWriteStream('output.txt');4var errStream = wptools.createErroredWritableStream(stream);5errStream.on('error', function (err) {6  console.log('error', err);7});8errStream.write('hello');9errStream.write('hello');10errStream.end();11var wptools = require('wptools');12var fs = require('fs');13var stream = fs.createWriteStream('output.txt');14var errStream = wptools.createErroredWritableStream(stream);15errStream.on('error', function (err) {16  console.log('error', err);17});18errStream.write('hello');19errStream.write('hello');20errStream.end();21var wptools = require('wptools');22var fs = require('fs');23var stream = fs.createWriteStream('output.txt');24var errStream = wptools.createErroredWritableStream(stream);25errStream.on('error', function (err) {26  console.log('error', err);27});28errStream.write('hello');29errStream.write('hello');30errStream.end();31var wptools = require('wptools');32var fs = require('fs');33var stream = fs.createWriteStream('output.txt');34var errStream = wptools.createErroredWritableStream(stream);35errStream.on('error', function (err) {36  console.log('error', err);37});38errStream.write('hello');39errStream.write('hello');40errStream.end();

Using AI Code Generation

1const { createErroredWritableStream } = require('web-streams-polyfill/ponyfill');2const readableStream = new ReadableStream({3  start(controller) {4    console.log('[start]');5    controller.enqueue('a');6    controller.enqueue('b');7    controller.enqueue('c');8  },9  pull(controller) {10    console.log('[pull]');11  },12  cancel(reason) {13    console.log('[cancel]', reason);14  }15});16const writableStream = createErroredWritableStream();17const transformStream = new TransformStream({18  transform(chunk, controller) {19    console.log('[transform]', chunk);20    controller.enqueue(chunk);21  },22  flush(controller) {23    console.log('[flush]');24  }25});26const pipeChain = readableStream.pipeThrough(transformStream).pipeTo(writableStream);27pipeChain.then(28  () => console.log('[success]'),29  e => console.log('[failure]', e)30);31### `createErroredWritableStream()`32[MIT](./LICENSE)

Using AI Code Generation

1var wptools = require('wptools');2var stream = wptools.createErroredWritableStream();3stream.on('error', function(err) {4  console.log('Error: ', err);5});6stream.write('some data');7stream.write('some more data');8stream.end();

Using AI Code Generation

1const wptools = require('wp-tools');2const fs = require('fs');3const testStream = wptools.createErroredWritableStream();4testStream.on('error', (err) => {5  console.error(err);6});7fs.createReadStream('./test.txt').pipe(testStream);8    at WriteStream.<anonymous> (/home/username/test.js:8:8)9    at WriteStream.emit (events.js:198:13)10    at WriteStream.EventEmitter.emit (domain.js:448:20)11    at WriteStream.onerror (_stream_readable.js:713:12)12    at WriteStream.emit (events.js:203:15)13    at WriteStream.EventEmitter.emit (domain.js:448:20)14    at WriteStream.onerror (_stream_readable.js:713:12)15    at WriteStream.emit (events.js:203:15)16    at WriteStream.EventEmitter.emit (domain.js:448:20)17    at WriteStream.onerror (_stream_readable.js:713:12)

Using AI Code Generation

1var wptools = require('wptools');2var ws = wptools.createErroredWritableStream();3ws.write('Hello');4ws.write('World');5ws.end();6var rs = wptools.createErroredReadableStream();7rs.on('data', function(data) {8    console.log(data);9});10rs.on('end', function() {11    console.log('Done');12});13var ts = wptools.createErroredTransformStream();14ts.on('data', function(data) {15    console.log(data);16});17ts.on('end', function() {18    console.log('Done');19});20ts.write('Hello');21ts.write('World');22ts.end();23var ds = wptools.createErroredDuplexStream();24ds.on('data', function(data) {25    console.log(data);26});27ds.on('end', function() {28    console.log('Done');29});30ds.write('Hello');31ds.write('World');32ds.end();33var ps = wptools.createErroredPassThroughStream();34ps.on('data', function(data) {35    console.log(data);36});37ps.on('end', function() {38    console.log('Done');39});40ps.write('Hello');41ps.write('World');42ps.end();43var ts = wptools.createErroredTransformStream();44ts.on('data', function(data) {45    console.log(data);46});47ts.on('end', function() {48    console.log('Done');49});50ts.write('Hello');51ts.write('World');52ts.end();53var ts = wptools.createErroredTransformStream();54ts.on('data', function(data) {55    console.log(data);56});57ts.on('end', function() {58    console.log('Done');59});60ts.write('Hello');61ts.write('World');62ts.end();63var ts = wptools.createErroredTransformStream();64ts.on('data', function(data) {65    console.log(data);66});67ts.on('end', function() {

Using AI Code Generation

1const wptools = require('wptools');2const fs = require('fs');3const stream = wptools.createErroredWritableStream('./test.txt');4fs.createReadStream('./test.txt').pipe(stream);5stream.on('error', err => {6    console.log('error', err);7});8stream.on('finish', () => {9    console.log('finished');10});11const wptools = require('wptools');12const fs = require('fs');13const stream = wptools.createErroredWritableStream('./test.txt');14fs.createReadStream('./test.txt').pipe(stream);15stream.on('error', err => {16    console.log('error', err);17});18stream.on('finish', () => {19    console.log('finished');20});

Using AI Code Generation

1var test = async_test("WritableStream with byte source: write() should reject if the underlying sink's write() rejects with a non-Error object");2var ws = new WritableStream({3  write() {4    return Promise.reject({ name: 'Not a real error' });5  }6});7var writer = ws.getWriter();8writer.write('a').then(9  () => test.step(() => assert_unreached('write() should reject')),10  () => test.done()11);12<title>WritableStream with byte source: write() should reject if the underlying sink's write() rejects with a non-Error object</title>13var test = async_test("WritableStream with byte source: write() should reject if the underlying sink's write() rejects with a non-Error object");14var ws = new WritableStream({15  write() {16    return Promise.reject({ name: 'Not a real error' });17  }18});19var writer = ws.getWriter();20writer.write('a').then(21  () => test.step(() => assert_unreached('write() should reject')),22  () => test.done()23);24<title>WritableStream with byte source: write() should reject if the underlying sink's write() rejects with a non-Error object</title>

Using AI Code Generation

1const { createErroredWritableStream } = require('web-platform-tests-helpers');2const writable = createErroredWritableStream(new Error('something went wrong'));3### `createWritableStream()`4const { createWritableStream } = require('web-platform-tests-helpers');5const writable = createWritableStream();6### `createWritableStreamWithQueuedWrites()`7const { createWritableStreamWithQueuedWrites } = require('web-platform-tests-helpers');8const writable = createWritableStreamWithQueuedWrites(['hello', 'world']);9### `createWritableStreamWithQueuedWritesAndAbort()`10const { createWritableStreamWithQueuedWritesAndAbort } = require('web-platform-tests-helpers');11const writable = createWritableStreamWithQueuedWritesAndAbort(['hello', 'world'], new Error('something went wrong'));12### `createWritableStreamWithQueuedWritesAndClose()`13const { createWritableStreamWithQueuedWritesAndClose } = require('web-platform-tests-helpers');14const writable = createWritableStreamWithQueuedWritesAndClose(['hello', 'world']);15### `createWritableStreamWithQueuedWritesAndCloseAndAbort()`

Using AI Code Generation

1const createErroredWritableStream = require('wptreport').createErroredWritableStream;2const streamPromise = createErroredWritableStream('test.txt');3const writeReport = require('wptreport').writeReport;4writeReport(streamPromise, 'test.txt', 'test report');5const createErroredWritableStream = require('wptreport').createErroredWritableStream;6const streamPromise = createErroredWritableStream('test.txt');7const writeReport = require('wptreport').writeReport;8writeReport(streamPromise, 'test.txt', 'test report');9const createErroredWritableStream = require('wptreport').createErroredWritableStream;10const streamPromise = createErroredWritableStream('test.txt');11const writeReport = require('wptreport').writeReport;12writeReport(streamPromise, 'test.txt', 'test report');13const createErroredWritableStream = require('wptreport').createErroredWritableStream;14const streamPromise = createErroredWritableStream('test.txt');15const writeReport = require('wptreport').writeReport;16writeReport(streamPromise, 'test.txt', 'test report');

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