protected Accessibility ComputeAccesibility(Accessibility accessibility, ITypeSymbol type)
{
var computedAccessbility = accessibility;
if (accessibility == Accessibility.NotApplicable || accessibility == Accessibility.Private)
{
computedAccessbility = Accessibility.Public;
}
var returnTypeAccessibility = type.DetermineMinimalAccessibility();
return(CommonAccessibilityUtilities.Minimum(computedAccessbility, returnTypeAccessibility));
}
public override Accessibility VisitNamedType(INamedTypeSymbol symbol)
{
Accessibility accessibility = symbol.DeclaredAccessibility;
foreach (ITypeSymbol arg in symbol.TypeArguments)
{
accessibility = CommonAccessibilityUtilities.Minimum(accessibility, arg.Accept(this));
}
if (symbol.ContainingType != null)
{
accessibility = CommonAccessibilityUtilities.Minimum(accessibility, symbol.ContainingType.Accept(this));
}
return(accessibility);
}
private Accessibility DetermineMaximalAccessibility(State state)
{
if (state.TypeToGenerateIn.TypeKind == TypeKind.Interface)
{
return(Accessibility.NotApplicable);
}
var accessibility = Accessibility.Public;
// Ensure that we're not overly exposing a type.
var containingTypeAccessibility = state.TypeToGenerateIn.DetermineMinimalAccessibility();
var effectiveAccessibility = CommonAccessibilityUtilities.Minimum(
containingTypeAccessibility, accessibility);
var returnTypeAccessibility = state.TypeMemberType.DetermineMinimalAccessibility();
if (CommonAccessibilityUtilities.Minimum(effectiveAccessibility, returnTypeAccessibility) !=
effectiveAccessibility)
{
return(returnTypeAccessibility);
}
return(accessibility);
}