106 lines
3.6 KiB
C#
106 lines
3.6 KiB
C#
using System;
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using System.Collections.Generic;
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using System.Collections.Immutable;
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using Microsoft.CodeAnalysis.CSharp.Symbols;
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using Roslyn.Utilities;
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namespace Microsoft.CodeAnalysis.CSharp;
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internal sealed class WithPrimaryConstructorParametersBinder : Binder
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{
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private readonly NamedTypeSymbol _type;
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private MethodSymbol? _lazyPrimaryCtorWithParameters = ErrorMethodSymbol.UnknownMethod;
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private MultiDictionary<string, ParameterSymbol>? _lazyParameterMap;
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internal WithPrimaryConstructorParametersBinder(NamedTypeSymbol type, Binder next)
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: base(next)
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{
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_type = type;
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}
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internal override void AddLookupSymbolsInfoInSingleBinder(LookupSymbolsInfo result, LookupOptions options, Binder originalBinder)
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{
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if (!options.CanConsiderMembers())
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{
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return;
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}
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EnsurePrimaryConstructor();
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if ((object)_lazyPrimaryCtorWithParameters == null)
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{
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return;
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}
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ImmutableArray<ParameterSymbol>.Enumerator enumerator = _lazyPrimaryCtorWithParameters.Parameters.GetEnumerator();
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while (enumerator.MoveNext())
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{
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ParameterSymbol current = enumerator.Current;
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if (originalBinder.CanAddLookupSymbolInfo(current, options, result, null))
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{
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((AbstractLookupSymbolsInfo<Symbol>)result).AddSymbol((Symbol)current, current.Name, 0);
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}
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}
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}
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private void EnsurePrimaryConstructor()
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{
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if ((object)_lazyPrimaryCtorWithParameters != ErrorMethodSymbol.UnknownMethod)
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{
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return;
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}
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if (_type is SourceMemberContainerTypeSymbol sourceMemberContainerTypeSymbol)
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{
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SynthesizedPrimaryConstructor primaryConstructor = sourceMemberContainerTypeSymbol.PrimaryConstructor;
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if ((object)primaryConstructor != null && primaryConstructor.ParameterCount != 0)
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{
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_lazyPrimaryCtorWithParameters = primaryConstructor;
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return;
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}
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}
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_lazyPrimaryCtorWithParameters = null;
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}
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internal override void LookupSymbolsInSingleBinder(LookupResult result, string name, int arity, ConsList<TypeSymbol> basesBeingResolved, LookupOptions options, Binder originalBinder, bool diagnose, ref CompoundUseSiteInfo<AssemblySymbol> useSiteInfo)
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{
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//IL_0071: Unknown result type (might be due to invalid IL or missing references)
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//IL_0076: Unknown result type (might be due to invalid IL or missing references)
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//IL_007a: Unknown result type (might be due to invalid IL or missing references)
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//IL_007f: Unknown result type (might be due to invalid IL or missing references)
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if ((options & (LookupOptions.NamespaceAliasesOnly | LookupOptions.NamespacesOrTypesOnly)) != LookupOptions.Default)
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{
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return;
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}
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EnsurePrimaryConstructor();
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if ((object)_lazyPrimaryCtorWithParameters == null)
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{
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return;
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}
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MultiDictionary<string, ParameterSymbol> val = _lazyParameterMap;
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if (val == null)
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{
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ImmutableArray<ParameterSymbol> parameters = _lazyPrimaryCtorWithParameters.Parameters;
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val = new MultiDictionary<string, ParameterSymbol>(parameters.Length, (IEqualityComparer<string>)EqualityComparer<string>.Default, (IEqualityComparer<ParameterSymbol>)null);
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ImmutableArray<ParameterSymbol>.Enumerator enumerator = parameters.GetEnumerator();
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while (enumerator.MoveNext())
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{
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ParameterSymbol current = enumerator.Current;
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val.Add(current.Name, current);
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}
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_lazyParameterMap = val;
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}
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Enumerator<string, ParameterSymbol> enumerator2 = val[name].GetEnumerator();
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try
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{
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while (enumerator2.MoveNext())
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{
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ParameterSymbol current2 = enumerator2.Current;
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result.MergeEqual(originalBinder.CheckViability(current2, arity, options, null, diagnose, ref useSiteInfo));
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}
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}
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finally
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{
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((IDisposable)enumerator2/*cast due to constrained. prefix*/).Dispose();
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}
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}
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}
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