From a8d065dc9eb7cca1165c7fc4b22b2b1bf4e2b579 Mon Sep 17 00:00:00 2001
From: Adam Hathcock <adam@hathcock.uk>
Date: Sun, 12 Sep 2021 08:47:30 +0100
Subject: [PATCH] Ensure destination directory exists

---
 src/SharpCompress/Common/ExtractionMethods.cs | 13 ++++++++++++-
 1 file changed, 12 insertions(+), 1 deletion(-)

diff --git a/src/SharpCompress/Common/ExtractionMethods.cs b/src/SharpCompress/Common/ExtractionMethods.cs
index 738e3f39..8301bceb 100644
--- a/src/SharpCompress/Common/ExtractionMethods.cs
+++ b/src/SharpCompress/Common/ExtractionMethods.cs
@@ -14,14 +14,25 @@ namespace SharpCompress.Common
                                                  Action<string, ExtractionOptions?> write)
         {
             string destinationFileName;
-            string file = Path.GetFileName(entry.Key);
             string fullDestinationDirectoryPath = Path.GetFullPath(destinationDirectory);
+            
+            //check for trailing slash.
+            if (fullDestinationDirectoryPath[fullDestinationDirectoryPath.Length - 1] != Path.DirectorySeparatorChar)
+            {
+                fullDestinationDirectoryPath += Path.DirectorySeparatorChar;
+            }
+
+            if (!Directory.Exists(fullDestinationDirectoryPath))
+            {
+                throw new ExtractionException($"Directory does not exist to extract to: {fullDestinationDirectoryPath}");
+            }
 
             options ??= new ExtractionOptions()
             {
                 Overwrite = true
             };
 
+            string file = Path.GetFileName(entry.Key);
             if (options.ExtractFullPath)
             {
                 string folder = Path.GetDirectoryName(entry.Key)!;