本文整理汇总了TypeScript中stream.PassThrough类的典型用法代码示例。如果您正苦于以下问题：TypeScript PassThrough类的具体用法？TypeScript PassThrough怎么用？TypeScript PassThrough使用的例子？那么, 这里精选的类代码示例或许可以为您提供帮助。
在下文中一共展示了PassThrough类的9个代码示例，这些例子默认根据受欢迎程度排序。您可以为喜欢或者感觉有用的代码点赞，您的评价将有助于系统推荐出更棒的TypeScript代码示例。
示例1: it
it('should be doubly pipeable', done => {
const wsb = new WritableStreamBuffer();
const rs1 = new PassThrough();
const rs2 = new PassThrough();
rs1.pipe(wsb);
rs2.pipe(wsb);
const i1 = setInterval(() => { rs1.write('a') }, 100);
const i2 = setInterval(() => { rs2.write('b') }, 150);
setTimeout(() => {
clearInterval(i1);
rs1.end();
}, 2000);
setTimeout(() => {
clearInterval(i2);
rs2.end();
}, 3000);
jest.advanceTimersByTime(3000);
wsb.on('finish', () => {
const result = wsb.consume();
expect(result.toString()).toEqual(expect.stringMatching(/[ab]{40}/));
done();
});
});示例2: rp
rp(options).then(response => {
const stream = require('stream');
const bufferStream = new stream.PassThrough();
bufferStream.end(Buffer.from(response.body, 'base64'));
const file = admin.storage().bucket().file('name.jpg');
bufferStream.pipe(
file.createWriteStream({
public: true
}))
.on('error', function(error) {
console.log(error);
return res.status(500).send(error);
})
.on('finish', function() {
const config: GetSignedUrlConfig = {
action: 'read',
expires: '01-01-2025'
};
file.getSignedUrl(config, function(error, url) {
console.log(url);
if (error) {
return res.status(500).send(error);
}
return res.status(500).send(url);
});
});
res.send('Success');
})示例3: as
(async () => {
const sources = argv.help ? [] : [
...files.map((file) => () => fs.createReadStream(file)),
...(process.stdin.isTTY ? [] : [() => process.stdin])
].filter(Boolean) as (() => NodeJS.ReadableStream)[];
let reader: RecordBatchReader | null;
let hasReaders = false;
for (const source of sources) {
if (state.closed) { break; }
for await (reader of recordBatchReaders(source)) {
hasReaders = true;
const source = reader.toNodeStream();
const xform = batchesToString(state, reader.schema);
const sink = new stream.PassThrough();
sink.pipe(process.stdout, { end: false });
await pipeline(source, xform, sink).catch(() => state.closed = true);
}
if (state.closed) { break; }
}
return hasReaders ? 0 : print_usage();
})()示例4: test
test('it should change the stderr stream', t => {
const streamStore = streamStoreFactory(initMockStreams())
const stderr = new PassThrough
streamStore.setStream({stderr})
streamStore.get('stderr').write('apple')
t.is(stderr.read().toString(), 'apple')
})示例5: async
async () => {
const s = new PassThrough();
s.write('howdy');
s.end();
const { stdout } = await execa('stdin', { input: s });
assert(stdout === 'foobar');
};示例6: it
it('DeleteLayer Test -', (done: () => void) => {
var response = new PassThrough();
response.write(JSON.stringify({'statusCode': '202'}));
response.end();
var req = new PassThrough();
this.request.callsArgWith(1,response).returns(req);
wrapper.deleteLayer('name','digest',(err)=>{
done();
});
});示例7: it
it('produces multiple chunks from a fed stream', () => {
const str = new stream.PassThrough({highWaterMark: 1024});
const src = Source.fromInputStream(() => str);
const data1 = new Buffer(1024);
const data2 = new Buffer(1024);
str.write(data1);
str.write(data2);
str.end();
return chai.expect(src.toArray()).to.eventually.deep.equal([data1, data2]);
});示例8: Error
(res: http.IncomingMessage) => {
if (res.statusCode === 200) {
res.pipe(fileStream);
return;
}
fileStream.emit('error', new Error(STATUS_CODES[res.statusCode]));
fileStream.emit('end');
},示例9: setInterval
const interval = setInterval(() => {
if (count++ < 10) {
slowStream.push('data\n'.repeat(100));
return;
}
clearInterval(interval);
slowStream.push(null);
}, 100);