public override void VisitEventAssignmentExpression(IEventAssignmentExpression operation)
{
var eventSymbol = operation.Event;
var adds = operation.Adds;
base.VisitEventAssignmentExpression(operation);
}
public override void VisitEventAssignmentExpression(IEventAssignmentExpression operation)
{
var kindStr = operation.Adds ? "EventAdd" : "EventRemove";
LogString($"{nameof(IEventAssignmentExpression)} ({kindStr})");
LogSymbol(operation.Event, header: " (Event: ");
LogString(")");
LogCommonPropertiesAndNewLine(operation);
Visit(operation.EventInstance, header: "Event Instance");
Visit(operation.HandlerValue, header: "Handler");
}
private static void AnalyzeEventAssignmentMethod([NotNull] IMethodBindingExpression binding,
[NotNull] IEventAssignmentExpression assignment, OperationAnalysisContext context)
{
string eventTargetName = GetEventTargetName(assignment.EventInstance);
string handlerNameExpected = string.Concat(eventTargetName, "On", assignment.Event.Name);
string handlerNameActual = binding.Method.Name;
if (handlerNameActual != handlerNameExpected)
{
context.ReportDiagnostic(Diagnostic.Create(Rule, binding.Syntax.GetLocation(), handlerNameActual,
assignment.Event.Name, handlerNameExpected));
}
}
public sealed override void Initialize(AnalysisContext context)
{
context.RegisterOperationAction(
(operationContext) =>
{
operationContext.ReportDiagnostic(Diagnostic.Create(EventReferenceDescriptor, operationContext.Operation.Syntax.GetLocation()));
},
OperationKind.EventReferenceExpression);
context.RegisterOperationAction(
(operationContext) =>
{
IEventAssignmentExpression eventAssignment = (IEventAssignmentExpression)operationContext.Operation;
if (eventAssignment.Event.Name == "Mumble")
{
operationContext.ReportDiagnostic(Diagnostic.Create(eventAssignment.Adds ? HandlerAddedDescriptor : HandlerRemovedDescriptor, operationContext.Operation.Syntax.GetLocation()));
}
},
OperationKind.EventAssignmentExpression);
context.RegisterOperationAction(
(operationContext) =>
{
operationContext.ReportDiagnostic(Diagnostic.Create(EventReferenceDescriptor, operationContext.Operation.Syntax.GetLocation()));
},
OperationKind.EventAssignmentExpression);
context.RegisterOperationAction(
(operationContext) =>
{
operationContext.ReportDiagnostic(Diagnostic.Create(PropertyReferenceDescriptor, operationContext.Operation.Syntax.GetLocation()));
},
OperationKind.PropertyReferenceExpression);
context.RegisterOperationAction(
(operationContext) =>
{
operationContext.ReportDiagnostic(Diagnostic.Create(FieldReferenceDescriptor, operationContext.Operation.Syntax.GetLocation()));
},
OperationKind.FieldReferenceExpression);
context.RegisterOperationAction(
(operationContext) =>
{
operationContext.ReportDiagnostic(Diagnostic.Create(MethodBindingDescriptor, operationContext.Operation.Syntax.GetLocation()));
},
OperationKind.MethodBindingExpression);
}
public virtual void VisitEventAssignmentExpression(IEventAssignmentExpression operation)
{
DefaultVisit(operation);
}
public virtual void VisitEventAssignmentExpression(IEventAssignmentExpression operation)
{
DefaultVisit(operation);
}
public override void VisitEventAssignmentExpression(IEventAssignmentExpression operation)
{
Visit(operation.EventInstance);
Visit(operation.HandlerValue);
}
public static IEventAssignmentExpression Update(this IEventAssignmentExpression self, IEventSymbol @event, Boolean @isAddition, Boolean @isDynamic, IOperation @receiverOpt, IOperation @argument, ITypeSymbol @type) => self;
/// <inheritdoc />
public override IOperation VisitEventAssignmentExpression(IEventAssignmentExpression operation, object argument)
{
return(base.VisitEventAssignmentExpression(operation, argument));
}
/// <inheritdoc />
public override Expression VisitEventAssignmentExpression(IEventAssignmentExpression operation, LocalBinder argument)
{
return(base.VisitEventAssignmentExpression(operation, argument));
}
public override IOperation VisitEventAssignmentExpression(IEventAssignmentExpression operation, object argument)
{
return(new EventAssignmentExpression(Visit(operation.EventReference), Visit(operation.HandlerValue), operation.Adds, ((Operation)operation).SemanticModel, operation.Syntax, operation.Type, operation.ConstantValue, operation.IsImplicit));
}
public override void VisitEventAssignmentExpression(IEventAssignmentExpression operation)
{
var eventSymbol = operation.Event;
var adds = operation.Adds;
base.VisitEventAssignmentExpression(operation);
}
