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Fix argument validation in RuntimeType.InvokeMember #74998

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merged 1 commit into from Sep 2, 2022

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stephentoub
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The rollout of !! erroneously moved an ArgumentNullException to be thrown earlier in the method, preventing a null name from being used (which is valid with BindingFlags.CreateInstance).

(Separately, we should consider fixing the nullable reference type annotation on string name, since null is allowed in some circumstances.)

Fixes #74977 (reply in thread)
cc: @AaronRobinsonMSFT, @steveharter

The rollout of `!!` erroneously moved an ArgumentNullException to be thrown earlier in the method, preventing a null name from being used (which is valid with BindingFlags.CreateInstance).

(Separately, we should consider fixing the nullable reference type annotation on `string name`, since null is allowed in some circumstances.)
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ghost commented Sep 2, 2022

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Issue Details

The rollout of !! erroneously moved an ArgumentNullException to be thrown earlier in the method, preventing a null name from being used (which is valid with BindingFlags.CreateInstance).

(Separately, we should consider fixing the nullable reference type annotation on string name, since null is allowed in some circumstances.)

Fixes #74977 (reply in thread)
cc: @AaronRobinsonMSFT, @steveharter

Author: stephentoub
Assignees: stephentoub
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area-System.Reflection

Milestone: -

@AaronRobinsonMSFT
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Thanks @stephentoub. I assume we can also get this into 7.0 once it is in 8.0?

@stephentoub
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That's my plan.

@stephentoub
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/backport to release/7.0

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github-actions bot commented Sep 2, 2022

Started backporting to release/7.0: https://github.com/dotnet/runtime/actions/runs/2980567108

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LGTM

@stephentoub stephentoub merged commit e6e4d22 into dotnet:main Sep 2, 2022
@stephentoub stephentoub deleted the fixargnullinvoke branch September 2, 2022 20:53
@dotnet dotnet locked as resolved and limited conversation to collaborators Oct 3, 2022
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3 participants