DebuggableAssemblyExtensions

DebuggableAssemblyExtensions.cs

using System.Diagnostics;
using System.Reflection;

namespace Novusoft.Fms.Templates
{
    public static class DebuggableAssemblyExtensions
    {
        private static readonly FieldInfo _debuggingModeField = typeof(DebuggableAttribute).GetField("m_debuggingModes", BindingFlags.NonPublic | BindingFlags.Instance);

        /// <summary>
        /// Determines whether debugging mode is enabled in the specified assembly.
        /// </summary>
        public static bool IsAssemblyDebuggingEnabled(this Assembly assembly)
        {
            // HACK: this is a temporary workaround for the absence of the public properties on DebuggableAttribute.
            // These will be added in .NET Standard 2.0.
            var debuggableAttribute = assembly.GetCustomAttribute<DebuggableAttribute>();
            if (debuggableAttribute == null)
            {
                // No DebuggableAttribute implies that JIT debugging is disabled.
                return true;
            }

            var debuggingModes = (DebuggableAttribute.DebuggingModes)_debuggingModeField.GetValue(debuggableAttribute);
            return (debuggingModes & DebuggableAttribute.DebuggingModes.Default) != 0;
        }
    }
}