public static bool IsIndexer(this PropertyDefinition property, out CustomAttribute defaultMemberAttribute)
{
defaultMemberAttribute = null;
if (property.HasParameters) {
var accessor = property.GetMethod ?? property.SetMethod;
PropertyDefinition basePropDef = property;
if (accessor.HasOverrides) {
// if the property is explicitly implementing an interface, look up the property in the interface:
MethodDefinition baseAccessor = accessor.Overrides.First().Resolve();
if (baseAccessor != null) {
foreach (PropertyDefinition baseProp in baseAccessor.DeclaringType.Properties) {
if (baseProp.GetMethod == baseAccessor || baseProp.SetMethod == baseAccessor) {
basePropDef = baseProp;
break;
}
}
} else
return false;
}
CustomAttribute attr;
var defaultMemberName = basePropDef.DeclaringType.GetDefaultMemberName(out attr);
if (defaultMemberName == basePropDef.Name) {
defaultMemberAttribute = attr;
return true;
}
}
return false;
}
public static string GetDefaultMemberName(this TypeDefinition type, out CustomAttribute defaultMemberAttribute)
{
if (type.HasCustomAttributes)
foreach (CustomAttribute ca in type.CustomAttributes)
if (ca.Constructor.DeclaringType.Name == "DefaultMemberAttribute" && ca.Constructor.DeclaringType.Namespace == "System.Reflection"
&& ca.Constructor.FullName == @"System.Void System.Reflection.DefaultMemberAttribute::.ctor(System.String)") {
defaultMemberAttribute = ca;
return ca.ConstructorArguments[0].Value as string;
}
defaultMemberAttribute = null;
return null;
}