protected sealed override void Initialize(SonarAnalysisContext context)
{
context.RegisterCompilationStartAction(
compilationStartContext =>
{
var allNamedTypeSymbols = compilationStartContext.Compilation.GlobalNamespace.GetAllNamedTypes();
var typeInterfaceMappings = allNamedTypeSymbols.Select(type =>
new
{
Type = type.OriginalDefinition,
Interfaces = type.OriginalDefinition.AllInterfaces.Select(i => i.OriginalDefinition)
});
var interfaceImplementerMappings = new Dictionary <INamedTypeSymbol, HashSet <INamedTypeSymbol> >();
foreach (var typeInterfaceMapping in typeInterfaceMappings)
{
if (typeInterfaceMapping.Type.IsInterface())
{
if (!interfaceImplementerMappings.ContainsKey(typeInterfaceMapping.Type))
{
interfaceImplementerMappings.Add(typeInterfaceMapping.Type, new HashSet <INamedTypeSymbol>());
}
interfaceImplementerMappings[typeInterfaceMapping.Type].Add(typeInterfaceMapping.Type);
}
foreach (var @interface in typeInterfaceMapping.Interfaces)
{
if (!interfaceImplementerMappings.ContainsKey(@interface))
{
interfaceImplementerMappings.Add(@interface, new HashSet <INamedTypeSymbol>());
}
interfaceImplementerMappings[@interface].Add(typeInterfaceMapping.Type);
}
}
compilationStartContext.RegisterSyntaxNodeActionInNonGenerated(
c =>
{
var cast = (CastExpressionSyntax)c.Node;
var interfaceType = c.SemanticModel.GetTypeInfo(cast.Type).Type as INamedTypeSymbol;
var expressionType = c.SemanticModel.GetTypeInfo(cast.Expression).Type as INamedTypeSymbol;
CheckTypesForInvalidCast(interfaceType, expressionType, interfaceImplementerMappings,
cast.Type.GetLocation(), c);
},
SyntaxKind.CastExpression);
});
context.RegisterExplodedGraphBasedAnalysis((e, c) => CheckEmptyNullableCast(e, c));
}
protected override void Initialize(SonarAnalysisContext context)
{
context.RegisterExplodedGraphBasedAnalysis(Analyze);
}
protected sealed override void Initialize(SonarAnalysisContext context)
{
context.RegisterExplodedGraphBasedAnalysis((e, c) => CheckEmptyNullableAccess(e, c));
}
protected override void Initialize(SonarAnalysisContext context)
{
context.RegisterExplodedGraphBasedAnalysis((e, c) => CheckForNullDereference(e, c));
}
protected sealed override void Initialize(SonarAnalysisContext context)
{
context.RegisterExplodedGraphBasedAnalysis(CheckForMultipleDispose);
}
protected override void Initialize(SonarAnalysisContext context)
{
context.RegisterExplodedGraphBasedAnalysis((e, c) => CheckForRedundantConditions(e, c));
}
protected override void Initialize(SonarAnalysisContext context)
{
context.RegisterExplodedGraphBasedAnalysis(CheckForEmptyCollectionAccess);
}
protected override void Initialize(SonarAnalysisContext context)
{
context.RegisterCompilationStartAction(
compilationStartContext =>
{
var allNamedTypeSymbols = compilationStartContext.Compilation.GlobalNamespace.GetAllNamedTypes();
var typeInterfaceMappings = allNamedTypeSymbols.Select(type =>
new
{
Type = type.OriginalDefinition,
Interfaces = type.OriginalDefinition.AllInterfaces.Select(i => i.OriginalDefinition)
});
var interfaceImplementerMappings = new Dictionary<INamedTypeSymbol, HashSet<INamedTypeSymbol>>();
foreach (var typeInterfaceMapping in typeInterfaceMappings)
{
if (typeInterfaceMapping.Type.IsInterface())
{
if (!interfaceImplementerMappings.ContainsKey(typeInterfaceMapping.Type))
{
interfaceImplementerMappings.Add(typeInterfaceMapping.Type, new HashSet<INamedTypeSymbol>());
}
interfaceImplementerMappings[typeInterfaceMapping.Type].Add(typeInterfaceMapping.Type);
}
foreach (var @interface in typeInterfaceMapping.Interfaces)
{
if (!interfaceImplementerMappings.ContainsKey(@interface))
{
interfaceImplementerMappings.Add(@interface, new HashSet<INamedTypeSymbol>());
}
interfaceImplementerMappings[@interface].Add(typeInterfaceMapping.Type);
}
}
compilationStartContext.RegisterSyntaxNodeActionInNonGenerated(
c =>
{
var cast = (CastExpressionSyntax)c.Node;
var interfaceType = c.SemanticModel.GetTypeInfo(cast.Type).Type as INamedTypeSymbol;
var expressionType = c.SemanticModel.GetTypeInfo(cast.Expression).Type as INamedTypeSymbol;
CheckTypesForInvalidCast(interfaceType, expressionType, interfaceImplementerMappings,
cast.Type.GetLocation(), c);
},
SyntaxKind.CastExpression);
compilationStartContext.RegisterSyntaxNodeAction(
c =>
{
var cast = (BinaryExpressionSyntax)c.Node;
var interfaceType = c.SemanticModel.GetTypeInfo(cast.Right).Type as INamedTypeSymbol;
var expressionType = c.SemanticModel.GetTypeInfo(cast.Left).Type as INamedTypeSymbol;
CheckTypesForInvalidCast(interfaceType, expressionType, interfaceImplementerMappings,
cast.Right.GetLocation(), c);
},
SyntaxKind.AsExpression,
SyntaxKind.IsExpression);
});
context.RegisterExplodedGraphBasedAnalysis((e, c) => CheckEmptyNullableCast(e, c));
}
protected override void Initialize(SonarAnalysisContext context)
{
context.RegisterExplodedGraphBasedAnalysis((e, c) => CheckForNullDereference(e, c));
}
protected override void Initialize(SonarAnalysisContext context)
{
context.RegisterExplodedGraphBasedAnalysis((e, c) => CheckEmptyNullableAccess(e, c));
}
protected override void Initialize(SonarAnalysisContext context)
{
context.RegisterExplodedGraphBasedAnalysis((e, c) => CheckForRedundantConditions(e, c));
}
