// The Nova Project by Ken Beckett. // Copyright (C) 2007-2012 Inevitable Software, all rights reserved. // Released under the Common Development and Distribution License, CDDL-1.0: http://opensource.org/licenses/cddl1.php using System.Collections.Generic; using System.Linq; using Mono.Cecil; namespace Nova.Utilities { /// <summary> /// Static helper methods for <see cref="ICustomAttributeProvider"/>. /// </summary> public static class ICustomAttributeProviderUtil { #region /* STATIC HELPER METHODS */ /// <summary> /// Determine if the ICustomAttributeProvider has a custom attribute. /// </summary> public static bool HasCustomAttribute(ICustomAttributeProvider customAttributeProvider, string name) { return Enumerable.Any(customAttributeProvider.CustomAttributes, delegate(CustomAttribute customAttribute) { return customAttribute.Constructor.DeclaringType.Name == name; }); } /// <summary> /// Get all custom attributes with the specified name from the ICustomAttributeProvider. /// </summary> public static List<CustomAttribute> GetCustomAttributes(ICustomAttributeProvider customAttributeProvider, string name) { return Enumerable.ToList(Enumerable.Where(customAttributeProvider.CustomAttributes, delegate(CustomAttribute customAttribute) { return customAttribute.Constructor.DeclaringType.Name == name; })); } /// <summary> /// Get the custom attribute with the specified name from the ICustomAttributeProvider. If there are multiple attributes with the name, the first one is returned. /// </summary> public static CustomAttribute GetCustomAttribute(ICustomAttributeProvider customAttributeProvider, string name) { return Enumerable.FirstOrDefault(customAttributeProvider.CustomAttributes, delegate(CustomAttribute customAttribute) { return customAttribute.Constructor.DeclaringType.Name == name; }); } #endregion } }
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