42a154bad1Signed-off-by: Daeyeon Jeong <daeyeon.dev@gmail.com> PR-URL: https://github.com/nodejs/node/pull/62911 Reviewed-By: Filip Skokan <panva.ip@gmail.com> Reviewed-By: Matthew Aitken <maitken033380023@gmail.com> Reviewed-By: Mattias Buelens <mattias@buelens.com>
28 lines
572 B
JavaScript
28 lines
572 B
JavaScript
'use strict';
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require('../common');
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const assert = require('node:assert');
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assert.throws(
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() => ReadableStream.from({}),
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{ code: 'ERR_ARG_NOT_ITERABLE', name: 'TypeError' },
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);
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const invalidIterators = [
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{ [Symbol.iterator]: () => 42 },
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{ [Symbol.asyncIterator]: () => 42 },
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];
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for (const iterable of invalidIterators) {
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assert.throws(
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() => ReadableStream.from(iterable),
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{ code: 'ERR_INVALID_STATE', name: 'TypeError' },
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);
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}
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function functionIterator() {}
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// doesNotThrow
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ReadableStream.from({
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[Symbol.iterator]: () => functionIterator,
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});
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