internal static ExportParameterKind GetExportKind(Mono.Cecil.ICustomAttributeProvider p)
{
foreach (CustomAttribute a in p.GetCustomAttributes(typeof(ExportParameterAttribute)))
{
return(ToExportParameterAttribute(a).Kind);
}
return(ExportParameterKind.Unspecified);
}
static IEnumerable <TAttribute> GetAttributes <TAttribute> (Mono.Cecil.ICustomAttributeProvider p, Func <CustomAttribute, TAttribute> selector)
{
return(p.GetCustomAttributes(typeof(TAttribute))
.Select(selector));
}
/// <summary>
/// Gets the custom attribute.
/// </summary>
/// <typeparam name="T"></typeparam>
/// <param name="provider">The provider.</param>
/// <returns></returns>
public static T GetCustomAttribute <T>(this ICustomAttributeProvider provider)
{
return(provider.GetCustomAttributes <T>().FirstOrDefault());
}
/// <summary>
/// Determines whether the custom attribute provider has the right custom attribute.
/// </summary>
/// <typeparam name="T"></typeparam>
/// <param name="memberDef">The member definition.</param>
/// <returns></returns>
public static bool HasCustomAttribute <T>(this ICustomAttributeProvider memberDef)
{
return(memberDef.GetCustomAttributes <T>().Any());
}
internal static CustomAttribute GetCustomAttribute <T>(this ICustomAttributeProvider instance)
where T : Attribute => instance.GetCustomAttributes <T>().FirstOrDefault();