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Added GetOrderedFields Type extension method.

pull/83/head
David Hall 2019-10-29 10:43:18 -06:00
parent f9c8100443
commit 835487e466
1 changed files with 7 additions and 0 deletions
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7
Core/Extensions/ReflectionExtensions.cs
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@ -247,6 +247,13 @@ namespace Vanara.Extensions
bool ImplIEnumT(Type t) => t.IsGenericType && t.GetGenericTypeDefinition() == typeof(IEnumerable<>);
}
/// <summary>Gets the fields of a structure with sequential layout in the order in which they appear in memory.</summary>
/// <param name="type">The type of the structure.</param>
/// <param name="bindingFlags">The binding flags.</param>
/// <returns>An ordered sequence of <see cref="FieldInfo"/> instances representing the fields in the structure.</returns>
public static IEnumerable<FieldInfo> GetOrderedFields(this Type type, BindingFlags bindingFlags = BindingFlags.Public | BindingFlags.Instance) =>
type.GetFields(bindingFlags).Select(fi => (System.Runtime.InteropServices.Marshal.OffsetOf(type, fi.Name).ToInt64(), fi)).OrderBy(t => t.Item1).Select(t => t.fi);
/// <summary>Gets a named field value from an object.</summary>
/// <typeparam name="T">The expected type of the field to be returned.</typeparam>
/// <param name="fieldName">Name of the field.</param>