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Computed map.get with key `undefined` is not reactive #12054

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inctec-leo opened this issue Sep 27, 2024 · 0 comments · May be fixed by #12055

Labels

🔩 p2-edge-case scope: reactivity

inctec-leo commented Sep 27, 2024

Vue version

@aa9ef23

Link to minimal reproduction

https://play.vuejs.org/#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

Steps to reproduce

Run the linked SFC playground
computed Map key test will be updated
computed Map key undefined not

What is expected?

computed(() => map.get(undefined)) should be reactive

What is actually happening?

computed(() => map.get(undefined)) doesn't update if map.set(undefined) is called

System Info

No response

Any additional comments?

No response

The text was updated successfully, but these errors were encountered:

jh-leong added scope: reactivity 🔩 p2-edge-case labels

jh-leong linked a pull request

that will close this issue

fix(reactivity): trigger reactivity for Map key undefined #12055

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