fix: missing napi_delete_reference on ObjectWrap ref by legendecas · Pull Request #1607 · nodejs/node-addon-api · GitHub
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fix: missing napi_delete_reference on ObjectWrap ref - #1607

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legendecas merged 1 commit into
nodejs:mainfrom
legendecas:remove_wrap
Nov 7, 2024
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legendecas merged 1 commit into
nodejs:mainfrom
legendecas:remove_wrap

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@legendecas

@legendecas legendecas commented Oct 31, 2024 •

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According to https://nodejs.org/api/n-api.html#napi_wrap, the napi_reference returned from napi_wrap should be deleted with napi_delete_reference. In node-addon-api, for an ObjectWrap, this is done with ~Reference destructor when the _ref is not nullptr.

To prevent ~ObjectWrap from creating a handle during finalization, add a new flag to guard on it, instead of nullify _ref.

Submitted nodejs/node#55620 to allow napi_delete_reference been immediately invoked in an node_api_basic_finalizer.

Fixes #1602

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legendecas marked this pull request as draft October 31, 2024 11:01
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codecov-commenter commented Oct 31, 2024 •

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legendecas marked this pull request as ready for review October 31, 2024 11:56

@mhdawson mhdawson left a comment

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LGTM

@mhdawson mhdawson mentioned this pull request Nov 1, 2024
@legendecas
legendecas merged commit 98aae33 into nodejs:main Nov 7, 2024
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legendecas deleted the remove_wrap branch November 7, 2024 09:56
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ObjectWrap leak introduced in 8.2.0

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