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Add EnumBuilder implementation and other changes #88503
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Add EnumBuilder implementation and other changes
buyaa-n d6a40b1
Update src/libraries/System.Reflection.Emit/src/System/Reflection/Emi…
buyaa-n 93c751d
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buyaa-n 67e36f2
Merge branch 'enum-builder' of github.com:buyaa-n/runtime into enum-b…
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144 changes: 144 additions & 0 deletions
144
src/libraries/System.Reflection.Emit/src/System/Reflection/Emit/EnumBuilderImpl.cs
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| Original file line number | Diff line number | Diff line change |
|---|---|---|
| @@ -0,0 +1,144 @@ | ||
| // Licensed to the .NET Foundation under one or more agreements. | ||
| // The .NET Foundation licenses this file to you under the MIT license. | ||
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| using System.Diagnostics.CodeAnalysis; | ||
| using System.Reflection.Metadata; | ||
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| namespace System.Reflection.Emit | ||
| { | ||
| internal sealed class EnumBuilderImpl : EnumBuilder | ||
| { | ||
| private readonly FieldBuilder _underlyingField; | ||
| internal readonly TypeBuilderImpl _typeBuilder; | ||
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| internal EnumBuilderImpl(string name, Type underlyingType, TypeAttributes visibility, ModuleBuilderImpl module, TypeDefinitionHandle typeHandle) | ||
| { | ||
| if ((visibility & ~TypeAttributes.VisibilityMask) != 0) | ||
| throw new ArgumentException(SR.Argument_ShouldOnlySetVisibilityFlags, nameof(name)); | ||
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| _typeBuilder = new TypeBuilderImpl(name, visibility | TypeAttributes.Sealed, typeof(Enum), module, typeHandle, null, PackingSize.Unspecified, TypeBuilder.UnspecifiedTypeSize, null); | ||
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| // Define the underlying field for the enum. It will be a non-static, private field with special name bit set. | ||
| _underlyingField = _typeBuilder.DefineField("value__", underlyingType, FieldAttributes.Public | FieldAttributes.SpecialName | FieldAttributes.RTSpecialName); | ||
| } | ||
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| protected override FieldBuilder UnderlyingFieldCore => _underlyingField; | ||
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| [return: DynamicallyAccessedMembers((DynamicallyAccessedMemberTypes)(-1))] | ||
| protected override TypeInfo CreateTypeInfoCore() => _typeBuilder.CreateTypeInfo(); | ||
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| protected override FieldBuilder DefineLiteralCore(string literalName, object? literalValue) | ||
| { | ||
| FieldBuilder fieldBuilder = _typeBuilder.DefineField( | ||
| literalName, | ||
| _typeBuilder, | ||
| FieldAttributes.Public | FieldAttributes.Static | FieldAttributes.Literal); | ||
| fieldBuilder.SetConstant(literalValue); | ||
| return fieldBuilder; | ||
| } | ||
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| protected override void SetCustomAttributeCore(ConstructorInfo con, ReadOnlySpan<byte> binaryAttribute) => | ||
| _typeBuilder.SetCustomAttribute(con, binaryAttribute); | ||
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| public override Guid GUID => _typeBuilder.GUID; | ||
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| public override string Name => _typeBuilder.Name; | ||
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| public override Module Module => _typeBuilder.Module; | ||
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| public override Assembly Assembly => _typeBuilder.Assembly; | ||
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| public override RuntimeTypeHandle TypeHandle => _typeBuilder.TypeHandle; | ||
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| public override string? FullName => _typeBuilder.FullName; | ||
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| public override string? AssemblyQualifiedName => _typeBuilder.AssemblyQualifiedName; | ||
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| public override string? Namespace => _typeBuilder.Namespace; | ||
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| public override Type? BaseType => _typeBuilder.BaseType; | ||
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| public override bool IsByRefLike => false; | ||
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| public override bool IsTypeDefinition => true; | ||
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| public override bool IsSZArray => false; | ||
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| public override bool IsConstructedGenericType => false; | ||
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| public override Type? DeclaringType => _typeBuilder.DeclaringType; | ||
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| public override Type? ReflectedType => _typeBuilder.ReflectedType; | ||
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| public override Type UnderlyingSystemType => GetEnumUnderlyingType(); | ||
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| public override Type GetEnumUnderlyingType() => _underlyingField.FieldType; | ||
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| protected override bool IsArrayImpl() => false; | ||
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| protected override bool IsPrimitiveImpl() => false; | ||
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| protected override bool IsValueTypeImpl() => true; | ||
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| protected override bool IsByRefImpl() => false; | ||
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| protected override bool IsPointerImpl() => false; | ||
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| protected override bool IsCOMObjectImpl() => false; | ||
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| public override Type? GetElementType() => _typeBuilder.GetElementType(); | ||
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| protected override bool HasElementTypeImpl() => _typeBuilder.HasElementType; | ||
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| protected override TypeAttributes GetAttributeFlagsImpl() => _typeBuilder.Attributes; | ||
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| [DynamicallyAccessedMembers(DynamicallyAccessedMemberTypes.Interfaces)] | ||
| public override Type[] GetInterfaces() => EmptyTypes; | ||
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| public override bool IsDefined(Type attributeType, bool inherit) => throw new NotImplementedException(); | ||
| public override object[] GetCustomAttributes(bool inherit) => throw new NotImplementedException(); | ||
| public override object[] GetCustomAttributes(Type attributeType, bool inherit) => throw new NotImplementedException(); | ||
| [DynamicallyAccessedMembers(DynamicallyAccessedMemberTypes.All)] | ||
| public override object? InvokeMember(string name, BindingFlags invokeAttr, Binder? binder, object? target, | ||
| object?[]? args, ParameterModifier[]? modifiers, Globalization.CultureInfo? culture, string[]? namedParameters) => throw new NotSupportedException(); | ||
| [DynamicallyAccessedMembers(DynamicallyAccessedMemberTypes.PublicConstructors | DynamicallyAccessedMemberTypes.NonPublicConstructors)] | ||
| protected override ConstructorInfo? GetConstructorImpl(BindingFlags bindingAttr, Binder? binder, | ||
| CallingConventions callConvention, Type[] types, ParameterModifier[]? modifiers) => throw new NotSupportedException(); | ||
| [DynamicallyAccessedMembers(DynamicallyAccessedMemberTypes.PublicConstructors | DynamicallyAccessedMemberTypes.NonPublicConstructors)] | ||
| public override ConstructorInfo[] GetConstructors(BindingFlags bindingAttr) => throw new NotSupportedException(); | ||
| [DynamicallyAccessedMembers(DynamicallyAccessedMemberTypes.PublicEvents)] | ||
| public override EventInfo[] GetEvents() => throw new NotSupportedException(); | ||
| [DynamicallyAccessedMembers(DynamicallyAccessedMemberTypes.PublicEvents | DynamicallyAccessedMemberTypes.NonPublicEvents)] | ||
| public override EventInfo[] GetEvents(BindingFlags bindingAttr) => throw new NotSupportedException(); | ||
| [DynamicallyAccessedMembers(DynamicallyAccessedMemberTypes.PublicEvents | DynamicallyAccessedMemberTypes.NonPublicEvents)] | ||
| public override EventInfo? GetEvent(string name, BindingFlags bindingAttr) => throw new NotSupportedException(); | ||
| [DynamicallyAccessedMembers(DynamicallyAccessedMemberTypes.PublicMethods | DynamicallyAccessedMemberTypes.NonPublicMethods)] | ||
| public override MethodInfo[] GetMethods(BindingFlags bindingAttr) => throw new NotSupportedException(); | ||
| [DynamicallyAccessedMembers(DynamicallyAccessedMemberTypes.PublicMethods | DynamicallyAccessedMemberTypes.NonPublicMethods)] | ||
| protected override MethodInfo? GetMethodImpl(string name, BindingFlags bindingAttr, Binder? binder, | ||
| CallingConventions callConvention, Type[]? types, ParameterModifier[]? modifiers) => throw new NotSupportedException(); | ||
| [DynamicallyAccessedMembers(DynamicallyAccessedMemberTypes.PublicFields | DynamicallyAccessedMemberTypes.NonPublicFields)] | ||
| public override FieldInfo? GetField(string name, BindingFlags bindingAttr) => throw new NotSupportedException(); | ||
| [DynamicallyAccessedMembers(DynamicallyAccessedMemberTypes.PublicFields | DynamicallyAccessedMemberTypes.NonPublicFields)] | ||
| public override FieldInfo[] GetFields(BindingFlags bindingAttr) => throw new NotSupportedException(); | ||
| [DynamicallyAccessedMembers(DynamicallyAccessedMemberTypes.Interfaces)] | ||
| [return: DynamicallyAccessedMembers(DynamicallyAccessedMemberTypes.Interfaces)] | ||
| public override Type? GetInterface(string name, bool ignoreCase) => throw new NotSupportedException(); | ||
| [DynamicallyAccessedMembers(DynamicallyAccessedMemberTypes.PublicProperties | DynamicallyAccessedMemberTypes.NonPublicProperties)] | ||
| public override PropertyInfo[] GetProperties(BindingFlags bindingAttr) => throw new NotSupportedException(); | ||
| [DynamicallyAccessedMembers(DynamicallyAccessedMemberTypes.PublicProperties | DynamicallyAccessedMemberTypes.NonPublicProperties)] | ||
| protected override PropertyInfo GetPropertyImpl(string name, BindingFlags bindingAttr, Binder? binder, | ||
| Type? returnType, Type[]? types, ParameterModifier[]? modifiers) => throw new NotSupportedException(); | ||
| [DynamicallyAccessedMembers(DynamicallyAccessedMemberTypes.PublicNestedTypes | DynamicallyAccessedMemberTypes.NonPublicNestedTypes)] | ||
| public override Type[] GetNestedTypes(BindingFlags bindingAttr) => throw new NotSupportedException(); | ||
| [DynamicallyAccessedMembers(DynamicallyAccessedMemberTypes.PublicNestedTypes | DynamicallyAccessedMemberTypes.NonPublicNestedTypes)] | ||
| public override Type? GetNestedType(string name, BindingFlags bindingAttr) => throw new NotSupportedException(); | ||
| [DynamicallyAccessedMembers(TypeBuilderImpl.GetAllMembers)] | ||
| public override MemberInfo[] GetMember(string name, MemberTypes type, BindingFlags bindingAttr) => throw new NotSupportedException(); | ||
| public override InterfaceMapping GetInterfaceMap([DynamicallyAccessedMembers(DynamicallyAccessedMemberTypes.PublicMethods | DynamicallyAccessedMemberTypes.NonPublicMethods)] Type interfaceType) | ||
| => throw new NotSupportedException(); | ||
| [DynamicallyAccessedMembers(TypeBuilderImpl.GetAllMembers)] | ||
| public override MemberInfo[] GetMembers(BindingFlags bindingAttr) => throw new NotSupportedException(); | ||
| public override bool IsAssignableFrom([NotNullWhen(true)] Type? c) => throw new NotSupportedException(); | ||
| } | ||
| } |
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I wonder if we need the differentiation here - the one above may be acceptable for null as well, plus considering there is only one case for the null check.
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Yes, the above acceptable, but it might be cleared than the above, also the exception messages and throwing logic copied from corelib, it might be better to be consistent with corelib messaging, let me know if you think otherwise.