stream-to-promise

Convert readable streams to promises

Last updated 10 years ago by bendrucker .

MIT · Repository · Bugs · Original npm · Tarball · package.json

$ gnpm install stream-to-promise

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stream-to-promise

Convert streams (readable or writable) to promises

Installing

npm install --save stream-to-promise

Examples

Readable Streams

streamToPromise(readableStream).then(function (buffer) {
  // buffer.length === 3
})
readableStream.emit('data', new Buffer())
readableStream.emit('data', new Buffer())
readableStream.emit('data', new Buffer())
readableStream.emit('end') // promise is resolved here

Writable Streams

streamToPromise(writableStream).then(function () {
  // resolves undefined
})
writableStream.write('data')
writableStream.end() // promise is resolved here

Error Handling

const err = new Error()
streamToPromise(stream).catch(function (error) {
  // error === err
})
stream.emit('error', err) // promise is rejected here

Current Tags

3.0.0 ... latest (5 years ago)

18 Versions

Maintainers (1)

bendrucker

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Dependencies (2)

bluebird ^2.3.0
stream-to-array ~1.0.0

Dev Dependencies (4)

chai-as-promised ~4.1.1
chai ~1.9.0
mocha ~1.18.2
delayed-stream 0.0.5

Dependents (1)

@yarnpkg/core