Press n or j to go to the next uncovered block, b, p or k for the previous block.
1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 26 27 28 29 30 31 32 33 34 35 36 37 38 39 | 1x 1x 1x 5x 5x 5x 5x 5x 5x 5x 15x 15x 15x 5x 1x | const Stream = require('stream')
let Reader
try {
// If cucumber-messages is `npm link`ed, use this
Reader = require('cucumber-messages/node_modules/protobufjs').Reader
} catch (ignore) {
// Otherwise (when it's not `npm link`ed), use this
Reader = require('protobufjs').Reader
}
/**
* Transforms a stream of bytes to protobuf messages
*/
class ProtobufMessageStream extends Stream.Transform {
constructor(type) {
super({ objectMode: true })
this._type = type
this._buffer = Buffer.alloc(0)
}
_transform(chunk, _, cb) {
this._buffer = Buffer.concat([this._buffer, chunk])
this._reader = Reader.create(this._buffer)
try {
while (this._reader.pos < this._reader.len) {
const message = this._type.decodeDelimited(this._reader)
this._buffer = this._buffer.slice(this._reader.pos)
this.push(message)
}
} catch (err) {
// wait for more
}
cb()
}
}
module.exports = ProtobufMessageStream
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