private static bool MatchesName(INamespaceOrTypeSymbol typeOrNamespace, NameAndArity nameAndArity, IEqualityComparer <string> comparer)
{
return(typeOrNamespace.TypeSwitch(
(INamespaceSymbol namespaceSymbol) =>
comparer.Equals(namespaceSymbol.Name, nameAndArity.Name) && nameAndArity.Arity == 0,
(INamedTypeSymbol typeSymbol) =>
comparer.Equals(typeSymbol.Name, nameAndArity.Name) &&
(nameAndArity.Arity == 0 || nameAndArity.Arity == typeSymbol.TypeArguments.Length)));
}
private static bool MatchesName(INamespaceOrTypeSymbol typeOrNamespace, NameAndArity nameAndArity, IEqualityComparer <string> comparer)
{
switch (typeOrNamespace)
{
case INamespaceSymbol namespaceSymbol:
return(comparer.Equals(namespaceSymbol.Name, nameAndArity.Name) && nameAndArity.Arity == 0);
case INamedTypeSymbol typeSymbol:
return(comparer.Equals(typeSymbol.Name, nameAndArity.Name) &&
(nameAndArity.Arity == 0 || nameAndArity.Arity == typeSymbol.TypeArguments.Length));
default:
return(false);
}
}
private IEnumerable <ISymbol> FindMembers(IEnumerable <INamedTypeSymbol> types, NameAndArity nameAndArity)
{
// Get the matching members from all types (including constructors and explicit interface
// implementations). If there is a partial method, prefer returning the implementation over
// the definition (since the definition will not be a candidate for setting a breakpoint).
var members = types.SelectMany(t => GetMembers(t, nameAndArity.Name))
.Select(s => GetPartialImplementationPartOrNull(s) ?? s);
return(nameAndArity.Arity == 0
? members
: members.OfType <IMethodSymbol>().Where(m => m.TypeParameters.Length == nameAndArity.Arity));
}
private IEnumerable<ISymbol> FindMembers(IEnumerable<INamedTypeSymbol> types, NameAndArity nameAndArity)
{
// Get the matching members from all types (including constructors and explicit interface
// implementations). If there is a partial method, prefer returning the implementation over
// the definition (since the definition will not be a candidate for setting a breakpoint).
var members = types.SelectMany(t => GetMembers(t, nameAndArity.Name))
.Select(s => GetPartialImplementationPartOrNull(s) ?? s);
return nameAndArity.Arity == 0
? members
: members.OfType<IMethodSymbol>().Where(m => m.TypeParameters.Length == nameAndArity.Arity);
}
private static bool MatchesNames(INamedTypeSymbol type, NameAndArity[] names, IEqualityComparer<string> comparer)
{
Debug.Assert(type != null);
Debug.Assert(names.Length >= 2);
INamespaceOrTypeSymbol container = type;
// The last element in "names" is the method/property name, but we're only matching against types here,
// so we'll skip the last one.
for (var i = names.Length - 2; i >= 0; i--)
{
if (!MatchesName(container, names[i], comparer))
{
return false;
}
container = ((INamespaceOrTypeSymbol)container.ContainingType) ?? container.ContainingNamespace;
// We ran out of containers to match against before we matched all the names, so this type isn't a match.
if ((container == null) && (i > 0))
{
return false;
}
}
return true;
}
private static bool MatchesName(INamespaceOrTypeSymbol typeOrNamespace, NameAndArity nameAndArity, IEqualityComparer<string> comparer)
{
switch (typeOrNamespace)
{
case INamespaceSymbol namespaceSymbol:
return comparer.Equals(namespaceSymbol.Name, nameAndArity.Name) && nameAndArity.Arity == 0;
case INamedTypeSymbol typeSymbol:
return comparer.Equals(typeSymbol.Name, nameAndArity.Name) &&
(nameAndArity.Arity == 0 || nameAndArity.Arity == typeSymbol.TypeArguments.Length);
default:
return false;
}
}
private static bool MatchesName(INamespaceOrTypeSymbol typeOrNamespace, NameAndArity nameAndArity, IEqualityComparer<string> comparer)
{
return typeOrNamespace.TypeSwitch(
(INamespaceSymbol namespaceSymbol) =>
comparer.Equals(namespaceSymbol.Name, nameAndArity.Name) && nameAndArity.Arity == 0,
(INamedTypeSymbol typeSymbol) =>
comparer.Equals(typeSymbol.Name, nameAndArity.Name) &&
(nameAndArity.Arity == 0 || nameAndArity.Arity == typeSymbol.TypeArguments.Length));
}