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expr_simplifier does not simplify computed MemberExprs with non-literal properties #8747

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levi-nz opened this issue Mar 14, 2024 · 0 comments · May be fixed by #8750
Open

expr_simplifier does not simplify computed MemberExprs with non-literal properties #8747

levi-nz opened this issue Mar 14, 2024 · 0 comments · May be fixed by #8750
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enhancement
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Planned

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@levi-nz
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levi-nz commented Mar 14, 2024

Describe the feature

expr_simplifier does not simplify computed MemberExprs that have an expression as the index.

These two examples are not simplified, but both resolve to undefined:

[][[]] // undefined
[][0] // undefined

Both of these should be simplified to undefined

Babel plugin or link to the feature description

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Make expr_simplifier handle expressions when indexing strings, arrays and objects levi-nz/swc
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@levi-nz @kdy1