Reference Meziantou.Polyfill and remove local definitions it provides

This commit is contained in:
Brandon Thetford
2024-05-01 20:41:16 -07:00
parent eb7dd9bcb6
commit 2af91484ef
7 changed files with 5 additions and 311 deletions

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@@ -1,33 +0,0 @@
// Licensed to the .NET Foundation under one or more agreements.
// The .NET Foundation licenses this file to you under the MIT license.
// ReSharper disable once CheckNamespace
namespace System.Runtime.CompilerServices;
/// <summary>
/// Indicates that compiler support for a particular feature is required for the location where this attribute is
/// applied.
/// </summary>
[AttributeUsage (AttributeTargets.All, AllowMultiple = true, Inherited = false)]
internal sealed class CompilerFeatureRequiredAttribute(string featureName) : Attribute
{
/// <summary>
/// The <see cref="FeatureName"/> used for the ref structs C# feature.
/// </summary>
public const string RefStructs = nameof (RefStructs);
/// <summary>
/// The <see cref="FeatureName"/> used for the required members C# feature.
/// </summary>
public const string RequiredMembers = nameof (RequiredMembers);
/// <summary>
/// The name of the compiler feature.
/// </summary>
public string FeatureName { get; } = featureName;
/// <summary>
/// If true, the compiler can choose to allow access to the location where this attribute is applied if it does not
/// understand <see cref="FeatureName"/>.
/// </summary>
public bool IsOptional { get; init; }
}

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@@ -1,18 +0,0 @@
using System.ComponentModel;
using System.Diagnostics;
using System.Diagnostics.CodeAnalysis;
// ReSharper disable CheckNamespace
namespace System.Runtime.CompilerServices;
/// <summary>
/// Reserved to be used by the compiler for tracking metadata.
/// This class should not be used by developers in source code.
/// </summary>
/// <remarks>
/// Copied from .net source code, for support of init property accessors in netstandard2.0.
/// </remarks>
[ExcludeFromCodeCoverage]
[DebuggerNonUserCode]
[EditorBrowsable (EditorBrowsableState.Never)]
public static class IsExternalInit;

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@@ -1,208 +0,0 @@
// Licensed to the .NET Foundation under one or more agreements.
// The .NET Foundation licenses this file to you under the MIT license.
//
// This file is further modified from the original, for this project,
// to comply with project style.
// No changes are made which affect compatibility with the same types from
// APIs later than netstandard2.0, nor will this file be included in compilations
// targeted at later APIs.
//
// Originally rom https://github.com/dotnet/runtime/blob/ef72b95937703e485fdbbb75f3251fedfd1a0ef9/src/libraries/System.Private.CoreLib/src/System/Diagnostics/CodeAnalysis/NullableAttributes.cs
// ReSharper disable CheckNamespace
// ReSharper disable UnusedAutoPropertyAccessor.Global
// ReSharper disable UnusedType.Global
namespace System.Diagnostics.CodeAnalysis;
/// <summary>Specifies that null is allowed as an input even if the corresponding type disallows it.</summary>
/// <remarks>Excluded from output assembly via file specified in ApiCompatExcludeAttributesFile element in the project file.</remarks>
[AttributeUsage (AttributeTargets.Field | AttributeTargets.Parameter | AttributeTargets.Property)]
[ExcludeFromCodeCoverage]
[DebuggerNonUserCode]
internal sealed class AllowNullAttribute : Attribute;
/// <summary>Specifies that null is disallowed as an input even if the corresponding type allows it.</summary>
/// <remarks>Excluded from output assembly via file specified in ApiCompatExcludeAttributesFile element in the project file.</remarks>
[AttributeUsage (AttributeTargets.Field | AttributeTargets.Parameter | AttributeTargets.Property)]
[ExcludeFromCodeCoverage]
[DebuggerNonUserCode]
internal sealed class DisallowNullAttribute : Attribute;
/// <summary>Specifies that an output may be null even if the corresponding type disallows it.</summary>
/// <remarks>Excluded from output assembly via file specified in ApiCompatExcludeAttributesFile element in the project file.</remarks>
[AttributeUsage (AttributeTargets.Field | AttributeTargets.Parameter | AttributeTargets.Property | AttributeTargets.ReturnValue)]
[ExcludeFromCodeCoverage]
[DebuggerNonUserCode]
internal sealed class MaybeNullAttribute : Attribute;
/// <summary>
/// Specifies that an output will not be null even if the corresponding type allows it. Specifies that an input
/// argument was not null when the call returns.
/// </summary>
/// <remarks>Excluded from output assembly via file specified in ApiCompatExcludeAttributesFile element in the project file.</remarks>
[AttributeUsage (AttributeTargets.Field | AttributeTargets.Parameter | AttributeTargets.Property | AttributeTargets.ReturnValue)]
[ExcludeFromCodeCoverage]
[DebuggerNonUserCode]
internal sealed class NotNullAttribute : Attribute;
/// <summary>
/// Specifies that when a method returns <see cref="ReturnValue"/>, the parameter may be null even if the corresponding
/// type disallows it.
/// </summary>
/// <remarks>Excluded from output assembly via file specified in ApiCompatExcludeAttributesFile element in the project file.</remarks>
[AttributeUsage (AttributeTargets.Parameter)]
[ExcludeFromCodeCoverage]
[DebuggerNonUserCode]
internal sealed class MaybeNullWhenAttribute : Attribute
{
/// <summary>Initializes the attribute with the specified return value condition.</summary>
/// <param name="returnValue">
/// The return value condition. If the method returns this value, the associated parameter may be null.
/// </param>
#pragma warning disable IDE0290 // Use primary constructor
public MaybeNullWhenAttribute (bool returnValue) { ReturnValue = returnValue; }
#pragma warning restore IDE0290 // Use primary constructor
/// <summary>Gets the return value condition.</summary>
public bool ReturnValue { get; }
}
/// <summary>
/// Specifies that when a method returns <see cref="ReturnValue"/>, the parameter will not be null even if the
/// corresponding type allows it.
/// </summary>
/// <remarks>Excluded from output assembly via file specified in ApiCompatExcludeAttributesFile element in the project file.</remarks>
[AttributeUsage (AttributeTargets.Parameter)]
[ExcludeFromCodeCoverage]
[DebuggerNonUserCode]
internal sealed class NotNullWhenAttribute : Attribute
{
/// <summary>Initializes the attribute with the specified return value condition.</summary>
/// <param name="returnValue">
/// The return value condition. If the method returns this value, the associated parameter will not be null.
/// </param>
#pragma warning disable IDE0290 // Use primary constructor
public NotNullWhenAttribute (bool returnValue) { ReturnValue = returnValue; }
#pragma warning restore IDE0290 // Use primary constructor
/// <summary>Gets the return value condition.</summary>
public bool ReturnValue { get; }
}
/// <summary>Specifies that the output will be non-null if the named parameter is non-null.</summary>
/// <remarks>Excluded from output assembly via file specified in ApiCompatExcludeAttributesFile element in the project file.</remarks>
[AttributeUsage (AttributeTargets.Parameter | AttributeTargets.Property | AttributeTargets.ReturnValue, AllowMultiple = true)]
[ExcludeFromCodeCoverage]
[DebuggerNonUserCode]
internal sealed class NotNullIfNotNullAttribute : Attribute
{
/// <summary>Initializes the attribute with the associated parameter name.</summary>
/// <param name="parameterName">
/// The associated parameter name. The output will be non-null if the argument to the parameter specified is non-null.
/// </param>
#pragma warning disable IDE0290 // Use primary constructor
public NotNullIfNotNullAttribute (string parameterName) { ParameterName = parameterName; }
#pragma warning restore IDE0290 // Use primary constructor
/// <summary>Gets the associated parameter name.</summary>
public string ParameterName { get; }
}
/// <summary>Applied to a method that will never return under any circumstance.</summary>
/// <remarks>Excluded from output assembly via file specified in ApiCompatExcludeAttributesFile element in the project file.</remarks>
[AttributeUsage (AttributeTargets.Method, Inherited = false)]
[ExcludeFromCodeCoverage]
[DebuggerNonUserCode]
internal sealed class DoesNotReturnAttribute : Attribute;
/// <summary>Specifies that the method will not return if the associated Boolean parameter is passed the specified value.</summary>
/// <remarks>Excluded from output assembly via file specified in ApiCompatExcludeAttributesFile element in the project file.</remarks>
[AttributeUsage (AttributeTargets.Parameter)]
[ExcludeFromCodeCoverage]
[DebuggerNonUserCode]
internal sealed class DoesNotReturnIfAttribute : Attribute
{
/// <summary>Initializes the attribute with the specified parameter value.</summary>
/// <param name="parameterValue">
/// The condition parameter value. Code after the method will be considered unreachable by diagnostics if the argument
/// to
/// the associated parameter matches this value.
/// </param>
#pragma warning disable IDE0290 // Use primary constructor
public DoesNotReturnIfAttribute (bool parameterValue) { ParameterValue = parameterValue; }
#pragma warning restore IDE0290 // Use primary constructor
/// <summary>Gets the condition parameter value.</summary>
public bool ParameterValue { get; }
}
/// <summary>
/// Specifies that the method or property will ensure that the listed field and property members have not-null
/// values.
/// </summary>
/// <remarks>Excluded from output assembly via file specified in ApiCompatExcludeAttributesFile element in the project file.</remarks>
[AttributeUsage (AttributeTargets.Method | AttributeTargets.Property, Inherited = false, AllowMultiple = true)]
[ExcludeFromCodeCoverage]
[DebuggerNonUserCode]
internal sealed class MemberNotNullAttribute : Attribute
{
/// <summary>Initializes the attribute with a field or property member.</summary>
/// <param name="member">
/// The field or property member that is promised to be not-null.
/// </param>
public MemberNotNullAttribute (string member) { Members = [member]; }
/// <summary>Initializes the attribute with the list of field and property members.</summary>
/// <param name="members">
/// The list of field and property members that are promised to be not-null.
/// </param>
public MemberNotNullAttribute (params string [] members) { Members = members; }
/// <summary>Gets field or property member names.</summary>
public string [] Members { get; }
}
/// <summary>
/// Specifies that the method or property will ensure that the listed field and property members have not-null values
/// when returning with the specified return value condition.
/// </summary>
/// <remarks>Excluded from output assembly via file specified in ApiCompatExcludeAttributesFile element in the project file.</remarks>
[AttributeUsage (AttributeTargets.Method | AttributeTargets.Property, Inherited = false, AllowMultiple = true)]
[ExcludeFromCodeCoverage]
[DebuggerNonUserCode]
internal sealed class MemberNotNullWhenAttribute : Attribute
{
/// <summary>Initializes the attribute with the specified return value condition and a field or property member.</summary>
/// <param name="returnValue">
/// The return value condition. If the method returns this value, the associated parameter will not be null.
/// </param>
/// <param name="member">
/// The field or property member that is promised to be not-null.
/// </param>
public MemberNotNullWhenAttribute (bool returnValue, string member)
{
ReturnValue = returnValue;
Members = [member];
}
/// <summary>Initializes the attribute with the specified return value condition and list of field and property members.</summary>
/// <param name="returnValue">
/// The return value condition. If the method returns this value, the associated parameter will not be null.
/// </param>
/// <param name="members">
/// The list of field and property members that are promised to be not-null.
/// </param>
public MemberNotNullWhenAttribute (bool returnValue, params string [] members)
{
ReturnValue = returnValue;
Members = members;
}
/// <summary>Gets field or property member names.</summary>
public string [] Members { get; }
/// <summary>Gets the return value condition.</summary>
public bool ReturnValue { get; }
}

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@@ -1,12 +0,0 @@
// ReSharper disable CheckNamespace
// ReSharper disable ConditionalAnnotation
using JetBrains.Annotations;
namespace System.Runtime.CompilerServices;
/// <summary>Polyfill to enable netstandard2.0 assembly to use the required keyword.</summary>
/// <remarks>Excluded from output assembly via file specified in ApiCompatExcludeAttributesFile element in the project file.</remarks>
[AttributeUsage (AttributeTargets.Property)]
[UsedImplicitly]
public sealed class RequiredMemberAttribute : Attribute;

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@@ -1,12 +0,0 @@
// Licensed to the .NET Foundation under one or more agreements.
// The .NET Foundation licenses this file to you under the MIT license.
// ReSharper disable once CheckNamespace
namespace System.Diagnostics.CodeAnalysis;
/// <summary>
/// Specifies that this constructor sets all required members for the current type, and callers
/// do not need to set any required members themselves.
/// </summary>
[AttributeUsage (AttributeTargets.Constructor)]
public sealed class SetsRequiredMembersAttribute : Attribute;

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@@ -1,14 +0,0 @@
namespace System.Runtime.CompilerServices;
[AttributeUsage (
AttributeTargets.Class
| AttributeTargets.Constructor
| AttributeTargets.Event
| AttributeTargets.Interface
| AttributeTargets.Method
| AttributeTargets.Module
| AttributeTargets.Property
| AttributeTargets.Struct,
Inherited = false)]
internal sealed class SkipLocalsInitAttribute : Attribute;

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@@ -36,15 +36,9 @@
<!-- Disabling some useless warnings caused by the netstandard2.0 target -->
<NoWarn>$(NoWarn);nullable;CA1067</NoWarn>
</PropertyGroup>
<ItemGroup>
<Compile Include="Compatibility/CompilerFeatureRequiredAttribute.cs" />
<Compile Include="Compatibility/IsExternalInit.cs" />
<Compile Include="Compatibility/IEqualityOperators.cs" />
<Compile Include="Compatibility/NullableAttributes.cs" />
<Compile Include="Compatibility/RequiredMemberAttribute.cs" />
<Compile Include="Compatibility/SetsRequiredMembersAttribute.cs" />
<ItemGroup>
<Compile Include="Compatibility/IEqualityOperators.cs" />
<Compile Include="Compatibility/NumericExtensions.cs" />
<Compile Include="Compatibility/SkipLocalsInitAttribute.cs" />
</ItemGroup>
<ItemGroup>
@@ -53,17 +47,14 @@
</ItemGroup>
<ItemGroup>
<PackageReference Include="Meziantou.Polyfill" Version="1.0.38" PrivateAssets="all" />
<PackageReference Include="Microsoft.CodeAnalysis" Version="4.9.2" PrivateAssets="all" />
<PackageReference Include="Microsoft.CodeAnalysis.CSharp" Version="4.9.2" PrivateAssets="all" />
<PackageReference Include="Microsoft.CodeAnalysis.CSharp.Workspaces" Version="4.9.2" PrivateAssets="all" />
<PackageReference Include="Microsoft.CodeAnalysis.NetAnalyzers" Version="8.0.0" PrivateAssets="all" />
<PackageReference Include="Microsoft.Extensions.Caching.Memory" Version="8.0.0" PrivateAssets="all" />
<PackageReference Include="Roslynator.Analyzers" Version="4.12.1" PrivateAssets="all">
<!--<IncludeAssets>runtime; build; native; contentfiles; analyzers; buildtransitive</IncludeAssets>-->
</PackageReference>
<PackageReference Include="Roslynator.CodeAnalysis.Analyzers" Version="4.12.1" PrivateAssets="all">
<!--<IncludeAssets>runtime; build; native; contentfiles; analyzers; buildtransitive</IncludeAssets>-->
</PackageReference>
<PackageReference Include="Roslynator.Analyzers" Version="4.12.1" PrivateAssets="all" />
<PackageReference Include="Roslynator.CodeAnalysis.Analyzers" Version="4.12.1" PrivateAssets="all" />
<PackageReference Include="Roslynator.CSharp" Version="4.12.1" PrivateAssets="all" />
<PackageReference Include="System.Numerics.Vectors" Version="4.5.0" PrivateAssets="all" />
<PackageReference Include="System.Runtime.Extensions" Version="4.3.1" PrivateAssets="all" />