feat: added assembly.GetDirectory()

README.md

@@ -26,6 +26,12 @@ The repository can also be added to a project by setting the `NuGet.Config` file
 
 ## Extensions
 
+### Assembly Extensions
+
+#### `DirectoryInfo? GetDirectory(this Assembly? assembly)`
+
+Gets a directory representing the assembly's `Location` property or null.
+
 ### DirectoryInfo Extensions
 
 #### `DirectoryInfo? CreateIfMissing(this DirectoryInfo? directory)`

src/MfGames.IO/Extensions/AssemblyExtensions.cs

@@ -0,0 +1,23 @@
+using System.IO;
+using System.Reflection;
+
+namespace MfGames.IO.Extensions
+{
+    /// <summary>
+    /// Additional methods for assemblies.
+    /// </summary>
+    public static class AssemblyExtensions
+    {
+        /// <summary>
+        /// Gets the directory for a given assembly.
+        /// </summary>
+        /// <param name="assembly">The assembly to get the directory.</param>
+        /// <returns>The directory or null if the assembly or location is null.</returns>
+        public static DirectoryInfo? GetDirectory(this Assembly? assembly)
+        {
+            return assembly?.Location == null
+                ? null
+                : new DirectoryInfo(assembly.Location);
+        }
+    }
+}