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stream: fix finished regression when working with legacy Stream #40858

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merged 2 commits into from
Nov 22, 2021
Merged

stream: fix finished regression when working with legacy Stream #40858

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144a216
stream: fix finished regression when working with legacy Stream
mcollina Nov 18, 2021
fd945b2
Update test/parallel/test-stream-finished.js
mcollina Nov 19, 2021
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4 changes: 2 additions & 2 deletions lib/internal/streams/end-of-stream.js
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Original file line number Diff line number Diff line change
Expand Up @@ -165,13 +165,13 @@ function eos(stream, options, callback) {
} else if (
!readable &&
(!willEmitClose || isReadable(stream)) &&
(writableFinished || !isWritable(stream))
(writableFinished || isWritable(stream) === false)
) {
process.nextTick(onclose);
} else if (
!writable &&
(!willEmitClose || isWritable(stream)) &&
(readableFinished || !isReadable(stream))
(readableFinished || isReadable(stream) === false)
) {
process.nextTick(onclose);
} else if ((rState && stream.req && stream.aborted)) {
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11 changes: 10 additions & 1 deletion test/parallel/test-stream-finished.js
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Original file line number Diff line number Diff line change
Expand Up @@ -7,7 +7,8 @@ const {
Transform,
finished,
Duplex,
PassThrough
PassThrough,
Stream
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} = require('stream');
const assert = require('assert');
const EE = require('events');
Expand Down Expand Up @@ -630,3 +631,11 @@ testClosed((opts) => new Writable({ write() {}, ...opts }));
}));
}));
}

{
// Legacy Streams do not inherit from Readable or Writable.
// We cannot really assume anything about them, so we cannot close them
// automatically.
const s = new Stream();
finished(s, common.mustNotCall());
}