public static ICSharpFunctionDeclaration GetContractMethodForAbstractFunction(this ICSharpFunctionDeclaration functionDeclaration)
{
Contract.Requires(functionDeclaration != null);
Contract.Requires(functionDeclaration.IsAbstract);
var currentClass = (IClassLikeDeclaration)functionDeclaration.GetContainingTypeDeclaration();
Contract.Assert(currentClass != null);
var contractClassDeclaration = currentClass.GetContractClassDeclaration();
if (contractClassDeclaration == null || contractClassDeclaration.Body == null)
{
return(null);
}
// Get all "function declarations": methods and property accessors
var functionDeclarations =
contractClassDeclaration.Body.Methods.OfType <ICSharpFunctionDeclaration>()
.Concat(
contractClassDeclaration.Body.Properties
.SelectMany(pd => pd.AccessorDeclarations)
);
// Function declaration contains IFunction as DeclaredElement, but we need IOverridableMember
// instead to get all super members
Func <ICSharpFunctionDeclaration, bool> isOverridesCurrentFunction =
md => md.DeclaredElement.With(x => x as IOverridableMember)
.Return(x => x.GetAllSuperMembers(), Enumerable.Empty <OverridableMemberInstance>())
.SelectMany(GetMembers)
.Any(overridable => overridable.Equals(functionDeclaration.DeclaredElement));
return(functionDeclarations.FirstOrDefault(isOverridesCurrentFunction));
//Func<IMethodDeclaration, bool> isOverridesCurrentFunction =
// md => md.DeclaredElement.GetAllSuperMembers()
// .SelectMany(GetMembers)
// .Any(overridable => overridable.Equals(functionDeclaration.DeclaredElement));
//Func<IPropertyDeclaration, bool> isOverridesCurrentProperty =
// pd => pd.DeclaredElement.GetAllSuperMembers()
// .SelectMany(GetMembers)
// .Any(overridable => overridable.Equals(functionDeclaration.DeclaredElement));
////IPropertyDeclaration pd = null;
////var rrr = pd.DeclaredElement.Getter as ICSharpFunctionDeclaration;
//IMethodDeclaration met = null;
//IPropertyDeclaration pppd = null;
//IClassMemberDeclaration ccm = met;
//IAccessorDeclaration ad = null;
//var function = contractClassDeclaration
// .With(x => x.Body)
// .Return(x => x.Methods.FirstOrDefault(isOverridesCurrentFunction));
//if (function != null)
// return function;
//var selectedProperty = contractClassDeclaration.With(x => x.Body)
// .Return(x => x.Properties.FirstOrDefault(isOverridesCurrentProperty));
//return selectedProperty.AccessorDeclarations.FirstOrDefault();
////var rrr = selectedProperty.DeclaredElement.Getter as ICSharpFunctionDeclaration;
//return null;
////return selectedProperty.DeclaredElement;
}
