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repl: document top level await limitation with const/let #38449

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repl: document top level await limitation with const/let #38449

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17 changes: 17 additions & 0 deletions doc/api/repl.md
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Expand Up @@ -233,6 +233,23 @@ undefined
undefined
```

One known limitation of using the `await` keyword in the REPL is that
it will invalidate the lexical scoping of the `const` and `let`
keywords.

For example:

```console
> const m = await Promise.resolve(123)
undefined
> m
123
> const m = await Promise.resolve(234)
undefined
> m
234
```

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