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fix(traverse): do not evaluate destructured bindings in path.evaluate - #18250
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Thanks for opening this pull request! 🎉We really appreciate you taking the time to contribute, @wulu007. A maintainer will take a look as soon as they can. In the meantime, please make sure that:
If anything needs adjusting we'll leave comments here. Thanks again! |
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Build successful! You can test your changes in the REPL here: https://babeljs.io/repl/build/62173 |
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JLHwung
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Sep 26, 2026
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nicolo-ribaudo
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PR: Bug Fix 🐛
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Backported to 7.x in #18281. |
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Description
When evaluating an identifier whose binding is created by a destructuring pattern (such as
const { e } = O),binding.pathpoints to theVariableDeclarator. Previously,path.evaluate()evaluated theinitexpression directly, returning the entire object{ e: 80 }when the binding was only referenced once.This PR deopts when
bindingPath.get("id")is not a simple identifier.