91 lines
4.0 KiB
C#
91 lines
4.0 KiB
C#
// Copyright (c) 2011 AlphaSierraPapa for the SharpDevelop Team
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//
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// Permission is hereby granted, free of charge, to any person obtaining a copy of this
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// software and associated documentation files (the "Software"), to deal in the Software
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// without restriction, including without limitation the rights to use, copy, modify, merge,
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// publish, distribute, sublicense, and/or sell copies of the Software, and to permit persons
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// to whom the Software is furnished to do so, subject to the following conditions:
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//
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// The above copyright notice and this permission notice shall be included in all copies or
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// substantial portions of the Software.
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//
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// THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR IMPLIED,
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// INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY, FITNESS FOR A PARTICULAR
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// PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT HOLDERS BE LIABLE
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// FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR
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// OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER
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// DEALINGS IN THE SOFTWARE.
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using System;
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using System.Collections.Generic;
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using System.Linq;
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using System.Threading;
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using dnlib.DotNet;
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using dnSpy.Analyzer.Properties;
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using dnSpy.Contracts.Decompiler;
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using dnSpy.Contracts.Text;
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namespace dnSpy.Analyzer.TreeNodes {
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sealed class InterfacePropertyImplementedByNode : SearchNode {
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readonly PropertyDef analyzedProperty;
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readonly MethodDef? analyzedMethod;
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readonly bool isGetter;
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public InterfacePropertyImplementedByNode(PropertyDef analyzedProperty) {
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this.analyzedProperty = analyzedProperty ?? throw new ArgumentNullException(nameof(analyzedProperty));
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if (this.analyzedProperty.GetMethod is not null) {
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analyzedMethod = this.analyzedProperty.GetMethod;
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isGetter = true;
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}
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else {
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analyzedMethod = this.analyzedProperty.SetMethod;
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isGetter = false;
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}
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}
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protected override void Write(ITextColorWriter output, IDecompiler decompiler) =>
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output.Write(BoxedTextColor.Text, dnSpy_Analyzer_Resources.ImplementedByTreeNode);
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protected override IEnumerable<AnalyzerTreeNodeData> FetchChildren(CancellationToken ct) {
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if (analyzedMethod is null)
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return new List<AnalyzerTreeNodeData>();
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var analyzer = new ScopedWhereUsedAnalyzer<AnalyzerTreeNodeData>(Context.DocumentService, analyzedMethod, FindReferencesInType);
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return analyzer.PerformAnalysis(ct);
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}
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IEnumerable<AnalyzerTreeNodeData> FindReferencesInType(TypeDef type) {
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if (analyzedMethod is null)
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yield break;
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if (type.IsInterface)
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yield break;
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var implementedInterfaceRef = InterfaceMethodImplementedByNode.GetInterface(type, analyzedMethod.DeclaringType);
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if (implementedInterfaceRef is null)
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yield break;
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foreach (PropertyDef property in type.Properties.Where(e => e.Name.EndsWith(analyzedProperty.Name))) {
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MethodDef accessor = isGetter ? property.GetMethod : property.SetMethod;
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// Don't include abstract accessors, they don't implement anything
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if (accessor is null || !accessor.IsVirtual || accessor.IsAbstract)
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continue;
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if (accessor.HasOverrides && accessor.Overrides.Any(m => CheckEquals(m.MethodDeclaration.ResolveMethodDef(), analyzedMethod))) {
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yield return new PropertyNode(property) { Context = Context };
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yield break;
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}
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}
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foreach (PropertyDef property in type.Properties.Where(e => e.Name == analyzedProperty.Name)) {
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MethodDef accessor = isGetter ? property.GetMethod : property.SetMethod;
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// Don't include abstract accessors, they don't implement anything
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if (accessor is null || !accessor.IsVirtual || accessor.IsAbstract)
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continue;
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if (TypesHierarchyHelpers.MatchInterfaceMethod(accessor, analyzedMethod, implementedInterfaceRef)) {
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yield return new PropertyNode(property) { Context = Context };
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yield break;
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}
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}
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}
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public static bool CanShow(PropertyDef property) => property.DeclaringType.IsInterface && (property.GetMethod ?? property.SetMethod) is MethodDef accessor && (accessor.IsVirtual || accessor.IsAbstract);
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}
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}
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