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Do not clone empty arrays in CloneByteArray #93231

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merged 2 commits into from
Oct 9, 2023
Merged

Do not clone empty arrays in CloneByteArray #93231

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8e85362
Do not clone empty arrays in CloneByteArray
vcsjones Oct 9, 2023
e857699
Fix compilation.
vcsjones Oct 9, 2023
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10 changes: 5 additions & 5 deletions src/libraries/Common/src/System/Security/Cryptography/Helpers.cs
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Original file line number Diff line number Diff line change
Expand Up @@ -45,12 +45,12 @@
[return: NotNullIfNotNull(nameof(src))]
public static byte[]? CloneByteArray(this byte[]? src)
{
if (src == null)
return src switch
{
return null;
}

return (byte[])(src.Clone());
null => null,
[] => src,

Check failure on line 51 in src/libraries/Common/src/System/Security/Cryptography/Helpers.cs

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Azure Pipelines / runtime-dev-innerloop (Build linux-x64 debug Libraries_AllConfigurations)

src/libraries/Common/src/System/Security/Cryptography/Helpers.cs#L51 

src/libraries/Common/src/System/Security/Cryptography/Helpers.cs(51,17): error CS0518: (NETCORE_ENGINEERING_TELEMETRY=Build) Predefined type 'System.Index' is not defined or imported

Check failure on line 51 in src/libraries/Common/src/System/Security/Cryptography/Helpers.cs

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Azure Pipelines / runtime-dev-innerloop

src/libraries/Common/src/System/Security/Cryptography/Helpers.cs#L51 

src/libraries/Common/src/System/Security/Cryptography/Helpers.cs(51,17): error CS0518: (NETCORE_ENGINEERING_TELEMETRY=Build) Predefined type 'System.Index' is not defined or imported
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_ => (byte[])src.Clone(),
};
}

internal static bool TryCopyToDestination(this ReadOnlySpan<byte> source, Span<byte> destination, out int bytesWritten)
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