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Add EnumBuilder implementation and other changes (#88503)
* Add EnumBuilder implementation and other changes * Update src/libraries/System.Reflection.Emit/src/System/Reflection/Emit/EnumBuilderImpl.cs Co-authored-by: Jan Kotas <[email protected]> * Apply feedback --------- Co-authored-by: Jan Kotas <[email protected]>
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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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