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stream: preserve error over AbortError in pipeline #62113

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stream: preserve error over AbortError in pipeline #62113

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a581189
stream: preserve error over AbortError in pipeline
marcopiraccini Mar 5, 2026
0dc1ebc
stream: fix lint error in pipeline test
marcopiraccini Mar 5, 2026
543ce4e
test fixup
marcopiraccini Mar 5, 2026
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2 changes: 1 addition & 1 deletion lib/internal/streams/pipeline.js
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Original file line number Diff line number Diff line change
Expand Up @@ -227,7 +227,7 @@ function pipelineImpl(streams, callback, opts) {
}

function finishImpl(err, final) {
if (err && (!error || error.code === 'ERR_STREAM_PREMATURE_CLOSE')) {
if (err && (!error || error.code === 'ERR_STREAM_PREMATURE_CLOSE' || error.name === 'AbortError')) {
error = err;
}

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21 changes: 21 additions & 0 deletions test/parallel/test-stream-pipeline.js
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Expand Up @@ -1749,3 +1749,24 @@ tmpdir.refresh();
assert.deepStrictEqual(err, new Error('booom'));
}));
}

{
// Errors thrown in Readable.map inside pipeline should not be
// swallowed by AbortError when the source is an infinite stream.
pipeline(
new Readable({ read() { this.push('data'); } }),
new Transform({
readableObjectMode: true,
transform(chunk, encoding, callback) {
this.push({});
callback();
},
}),
(readable) => readable.map(async () => {
throw new Error('Boom!');
}),
common.mustCall((err) => {
assert.strictEqual(err.message, 'Boom!');
}),
);
}
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