private static void RegisterForOne(RefactoringContext context, InjectParameter parameter, ConstructorDeclarationSyntax ctor)
{
if (!Helpers.NeedInject(parameter, ctor))
{
return;
}
context.RegisterAsync(new InjectFromConstructor(parameter, ctor));
}
public InjectFromConstructor(InjectParameter parameter, ConstructorDeclarationSyntax ctor, int?ctorNo = null)
{
Requires(parameter != null);
Requires(ctor != null);
_parameter = parameter;
_ctor = ctor;
_ctorNo = ctorNo;
}
public static bool NeedInject(InjectParameter parameter, ConstructorDeclarationSyntax constructor)
{
Contract.Requires(parameter != null);
Contract.Requires(constructor != null);
var fieldName = parameter.Name;
var assigments = constructor.Body?.DescendantNodes().OfType <AssignmentExpressionSyntax>().ToList();
foreach (var assigment in assigments.WhileOk())
{
if (assigment.GetAssigneeName(allowThisAccess: true) == fieldName)
{
return(false);
}
}
return(!CancellationTokenExtensions.IsCancellationRequested());
}
private static void RegisterForAll(RefactoringContext context, InjectParameter parameter, IEnumerable <ConstructorDeclarationSyntax> ctors)
{
context.RegisterAsync(new InjectFromAllConstructors(parameter));
var index = 1;
foreach (var ctor in ctors.WhileOk())
{
if (!Helpers.NeedInject(parameter, ctor))
{
continue;
}
context.RegisterAsync(new InjectFromConstructor(parameter, ctor, index));
index++;
}
}
public CreateConstructor(InjectParameter parameter)
{
Requires(parameter != null);
_parameter = parameter;
}
public InjectFromAllConstructors(InjectParameter parameter)
{
Requires(parameter != null);
_parameter = parameter;
}