perf(es/lints): Avoid needless allocations in no-dupe-args
#9041
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kdy1
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Jun 12, 2024
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sokra
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Jun 12, 2024
sokra
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Jun 12, 2024
sokra
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Jun 12, 2024
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| /// This has time complexity of O(n^2), but it's fine as the number of paramters | ||
| /// is usually small. |
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This probably holds true for 99.9%, but maybe we can add another implementation that is used for n > 100 based on a hashmap.
swc-bot
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Jun 12, 2024
sokra
reviewed
Jun 12, 2024
sokra
reviewed
Jun 12, 2024
| .struct_span_err( | ||
| id2.span, | ||
| &format!( | ||
| "the name `{}` is bound more than once in this parameter list", |
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If a binding is defined 3 times this error will be reported multiple times. That was already the case with the old implementation.
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That's handled by done. Actually I added done just to match the original behavior.
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Description:
I introduced a zero-allocation variant for
swc_ecma_utils::DestructuringFinderthat does not allocate anything.Related issue (if exists):