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// Licensed to the .NET Foundation under one or more agreements.
// The .NET Foundation licenses this file to you under the MIT license.
using System.Diagnostics.CodeAnalysis;
using System.Reflection.Metadata;
namespace System.Reflection.Emit
{
internal sealed class EnumBuilderImpl : EnumBuilder
{
private readonly FieldBuilder _underlyingField;
internal readonly TypeBuilderImpl _typeBuilder;
internal EnumBuilderImpl(string name, Type underlyingType, TypeAttributes visibility, ModuleBuilderImpl module)
{
if ((visibility & ~TypeAttributes.VisibilityMask) != 0)
throw new ArgumentException(SR.Argument_ShouldOnlySetVisibilityFlags, nameof(name));
_typeBuilder = new TypeBuilderImpl(name, visibility | TypeAttributes.Sealed, typeof(Enum), module,
interfaces: null, PackingSize.Unspecified, TypeBuilder.UnspecifiedTypeSize, enclosingType: null);
// 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);
}
protected override FieldBuilder UnderlyingFieldCore => _underlyingField;
[return: DynamicallyAccessedMembers((DynamicallyAccessedMemberTypes)(-1))]
protected override TypeInfo CreateTypeInfoCore() => _typeBuilder.CreateTypeInfo();
protected override FieldBuilder DefineLiteralCore(string literalName, object? literalValue)
{
FieldBuilder fieldBuilder = _typeBuilder.DefineField(
literalName,
this,
FieldAttributes.Public | FieldAttributes.Static | FieldAttributes.Literal);
fieldBuilder.SetConstant(literalValue);
return fieldBuilder;
}
protected override void SetCustomAttributeCore(ConstructorInfo con, ReadOnlySpan<byte> binaryAttribute) =>
_typeBuilder.SetCustomAttribute(con, binaryAttribute);
public override Guid GUID => _typeBuilder.GUID;
public override string Name => _typeBuilder.Name;
public override Module Module => _typeBuilder.Module;
public override Assembly Assembly => _typeBuilder.Assembly;
public override RuntimeTypeHandle TypeHandle => _typeBuilder.TypeHandle;
public override string? FullName => _typeBuilder.FullName;
public override string? AssemblyQualifiedName => _typeBuilder.AssemblyQualifiedName;
public override string? Namespace => _typeBuilder.Namespace;
public override Type? BaseType => _typeBuilder.BaseType;
public override bool IsByRefLike => false;
public override bool IsTypeDefinition => true;
public override bool IsSZArray => false;
public override bool IsConstructedGenericType => false;
public override Type? DeclaringType => _typeBuilder.DeclaringType;
public override Type? ReflectedType => _typeBuilder.ReflectedType;
public override Type UnderlyingSystemType => this;
public override Type GetEnumUnderlyingType() => _underlyingField.FieldType;
protected override bool IsArrayImpl() => false;
protected override bool IsPrimitiveImpl() => false;
protected override bool IsValueTypeImpl() => true;
protected override bool IsByRefImpl() => false;
protected override bool IsPointerImpl() => false;
protected override bool IsCOMObjectImpl() => false;
public override Type? GetElementType() => _typeBuilder.GetElementType();
protected override bool HasElementTypeImpl() => _typeBuilder.HasElementType;
protected override TypeAttributes GetAttributeFlagsImpl() => _typeBuilder.Attributes;
[DynamicallyAccessedMembers(DynamicallyAccessedMemberTypes.Interfaces)]
public override Type[] GetInterfaces() => EmptyTypes;
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.PublicFields | DynamicallyAccessedMemberTypes.NonPublicFields |
DynamicallyAccessedMemberTypes.PublicMethods | DynamicallyAccessedMemberTypes.NonPublicMethods |
DynamicallyAccessedMemberTypes.PublicProperties | DynamicallyAccessedMemberTypes.NonPublicProperties |
DynamicallyAccessedMemberTypes.PublicConstructors | DynamicallyAccessedMemberTypes.NonPublicConstructors)]
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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