57 lines
3.1 KiB
C#
57 lines
3.1 KiB
C#
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using System;
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using System.Collections.Generic;
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using System.Collections.Immutable;
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using System.Linq;
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using Microsoft.CodeAnalysis.PooledObjects;
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namespace Microsoft.CodeAnalysis.CSharp.Symbols;
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internal sealed class SynthesizedEmbeddedNativeIntegerAttributeSymbol : SynthesizedEmbeddedAttributeSymbolBase
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{
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private readonly ImmutableArray<FieldSymbol> _fields;
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private readonly ImmutableArray<MethodSymbol> _constructors;
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private readonly TypeSymbol _boolType;
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private const string FieldName = "TransformFlags";
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public override ImmutableArray<MethodSymbol> Constructors => _constructors;
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public SynthesizedEmbeddedNativeIntegerAttributeSymbol(string name, NamespaceSymbol containingNamespace, ModuleSymbol containingModule, NamedTypeSymbol systemAttributeType, TypeSymbol boolType)
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: base(name, containingNamespace, containingModule, systemAttributeType)
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{
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_boolType = boolType;
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TypeWithAnnotations boolArrayType = TypeWithAnnotations.Create(ArrayTypeSymbol.CreateSZArray(boolType.ContainingAssembly, TypeWithAnnotations.Create(boolType)));
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_fields = ImmutableArray.Create((FieldSymbol)new SynthesizedFieldSymbol(this, boolArrayType.Type, "TransformFlags", isPublic: true, isReadOnly: true));
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_constructors = ImmutableArray.Create((MethodSymbol)new SynthesizedEmbeddedAttributeConstructorWithBodySymbol(this, (MethodSymbol m) => ImmutableArray<ParameterSymbol>.Empty, delegate(SyntheticBoundNodeFactory f, ArrayBuilder<BoundStatement> s, ImmutableArray<ParameterSymbol> p)
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{
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GenerateParameterlessConstructorBody(f, s);
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}), (MethodSymbol)new SynthesizedEmbeddedAttributeConstructorWithBodySymbol(this, (MethodSymbol m) => ImmutableArray.Create(SynthesizedParameterSymbol.Create(m, boolArrayType, 0, (RefKind)0, "", (ScopedKind)0)), delegate(SyntheticBoundNodeFactory f, ArrayBuilder<BoundStatement> s, ImmutableArray<ParameterSymbol> p)
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{
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GenerateBoolArrayConstructorBody(f, s, p);
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}));
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}
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internal override IEnumerable<FieldSymbol> GetFieldsToEmit()
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{
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return _fields;
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}
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internal override AttributeUsageInfo GetAttributeUsageInfo()
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{
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//IL_0007: Unknown result type (might be due to invalid IL or missing references)
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return new AttributeUsageInfo(AttributeTargets.Class | AttributeTargets.Property | AttributeTargets.Field | AttributeTargets.Event | AttributeTargets.Parameter | AttributeTargets.ReturnValue | AttributeTargets.GenericParameter, false, false);
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}
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private void GenerateParameterlessConstructorBody(SyntheticBoundNodeFactory factory, ArrayBuilder<BoundStatement> statements)
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{
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statements.Add((BoundStatement)factory.ExpressionStatement(factory.AssignmentExpression(factory.Field(factory.This(), _fields.Single()), factory.Array(_boolType, ImmutableArray.Create((BoundExpression)factory.Literal(value: true))))));
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}
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private void GenerateBoolArrayConstructorBody(SyntheticBoundNodeFactory factory, ArrayBuilder<BoundStatement> statements, ImmutableArray<ParameterSymbol> parameters)
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{
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statements.Add((BoundStatement)factory.ExpressionStatement(factory.AssignmentExpression(factory.Field(factory.This(), _fields.Single()), factory.Parameter(parameters.Single()))));
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}
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}
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