public static TypeArgumentSpecification Named(this TypeArgumentSpecification @this, string name)
{
Guard.NotNull(@this, "this");
Guard.NotNullOrWhiteSpace(name, "name");
return(@this.Combine(x => Outcome.FailIf(x.Name != name, String.Format("Not named '{0}'.", name))));
}
public static TypeArgumentSpecification Type(this TypeArgumentSpecification @this, Func <Type, TypeSpecification, TypeSpecification> typeSpecification)
{
Guard.NotNull(@this, "this");
Guard.NotNull(typeSpecification, "typeSpecification");
return(@this.Combine(ta => typeSpecification(ta, TypeSpecificationBuilder.Any)(ta)));
}
public static TypeArgumentSpecification Combine(this TypeArgumentSpecification left, TypeArgumentSpecification right)
{
if (left == Any)
{
return(right);
}
if (right == Any)
{
return(left);
}
if (left == null || right == null)
{
return(left ?? right);
}
return(x =>
{
var leftOutcome = left(x);
return leftOutcome.WasSuccessful
? leftOutcome & right(x)
: leftOutcome;
});
}
public static TypeArgumentSpecification MustBeReferenceType(this TypeArgumentSpecification @this)
{
Guard.NotNull(@this, "this");
return(@this.Combine(ta => Outcome.FailIf(!ta.GenericParameterAttributes.Contains(GenericParameterAttributes.ReferenceTypeConstraint), "Cannot be reference type.")));
}
public static TypeArgumentSpecification AtIndex(this TypeArgumentSpecification @this, int index)
{
Guard.NotNull(@this, "this");
return(@this.Combine(x => Outcome.FailIf(x.GenericParameterPosition != index, "Not at correct index.")));
}
public static TypeArgumentSpecification Combine(this TypeArgumentSpecification left, TypeArgumentSpecification right)
{
if (left == Any)
return right;
if (right == Any)
return left;
if (left == null || right == null)
return left ?? right;
return x =>
{
var leftOutcome = left(x);
return leftOutcome.WasSuccessful
? leftOutcome & right(x)
: leftOutcome;
};
}
